Active filters amplify desired signals while rejecting unwanted frequencies, and can be tailored to meet application-specific requirements in electronics.
Amplifiers boost signal strength, match impedance levels, and are essential in many circuit systems, including audio, broadcasting, and telecommunications.
Batteries store and provide electrical energy, come in various types and sizes for multiple uses, rechargeable or single-use.
Capacitors store electrical charge with metallic plates and a dielectric; types vary and can be combined for specific circuit characteristics.
Chip carriers and sockets provide an interface between components and PCBs, enabling easy replacement or upgrading without soldering.
Circuit protection devices prevent damage from overcurrent flow, including fuses, breakers, surge protectors, and voltage regulators.
Connector accessories and support devices aid connector function and longevity, including backshells, grips, clamps, and ties; must be compatible with connector type.
Connectors join electronic circuits to transfer signals and power, come in various sizes and shapes, and include support accessories.
Converters transform DC input to another voltage level, essential in electronic systems, renewable energy, and automotive electronics.
Crystals and resonators generate and stabilize frequency signals via piezoelectricity. They are used in timing, frequency control, and filters. Crystals are quartz and resonators are ceramic with a built-in capacitor.
Semiconductor diodes control current flow in one direction (uni-directionality) via low resistance. Useful for rectification, voltage regulation, detection, and digital logic.
Discover essential electronic components for your devices, including CPU accelerators, system cache controllers, computer processors, motherboards, and graphics computing systems. Enhance device performance and connectivity with reliable components engineered for seamless integration and optimal functionality.
Fiber optics use light pulses to transmit data over long distances. They have superior bandwidth capacity, low signal attenuation, and secure physical properties. They are essential in telecommunications networks today.
Filters enhance signal processing by selectively passing desired frequencies while suppressing unwanted ones. Filters can be passive (using capacitors, resistors, and inductors) or active (using transistors or amplifiers).
Flash devices are non-volatile storage solutions that offer fast read and write speeds, making them ideal for applications requiring high-speed data transfer. These devices utilize flash memory technology, providing reliable storage for data-intensive tasks such as gaming, multimedia, and enterprise-level applications.
General purpose ICs consist of multiple individual circuits or components (e.g., logic gates, amplifiers, oscillators, etc.) that are combined onto a single integrated circuit chip for a smaller physical footprint.
I/O and storage controllers are crucial components in computer systems, managing input/output operations and storage devices. These controllers facilitate efficient data transfer between peripherals, storage drives, and the central processing unit (CPU), enhancing system performance and enabling seamless connectivity.
Inductors store energy in magnetic fields, oppose sudden changes in current flow and prevent electrical surges. Common inductor applications include power supplies, signal filters, and oscillators.
Interface ICs allow efficient device connectivity with high-speed data transfer and low power consumption.They can be ASIC or FPGA types, and may perform additional functions such as sensing, storage, and conversion.
Logic ICs can be used for storage, memory, amplification, and multiplexing. They perform fundamental logical operations on digital input signals (1, 0, H, L) to generate a corresponding digital output signal.
Memory modules are essential components in electronic devices, storing data temporarily or permanently for processing and retrieval. From volatile RAM (Random Access Memory) to non-volatile ROM (Read-Only Memory), memory technologies vary in speed, capacity, and functionality, catering to diverse application requirements.
Memory ICs store digital data and retain the information even when the power is turned off. They come in various types, like RAM (Random Access Memory) for fast data access, and ROM (Read-Only Memory) for permanent data storage.
Miscellaneous semiconductor components are a diverse category of electronic components that combines elements from a mix of component devices.
Optoelectronic devices interact with light. This family of devices can emit light, detect light, generate current, and transmit light signals for long-distance communication.
Oscillators generate repetitive waveforms, such as sine, square, or triangle waves. They are commonly used to produce stable and precise frequencies for applications like clocks, signal generation, and communication systems.
Other Function Semiconductor components are a diverse category of semiconductor components that perform a range of specialized functions.
Passive component networks operate without a power source and support data transmission within system by performing filtering, energy storage, and/or signal coupling functions.
Peripheral ICs (Integrated Circuits) are designed to control and manage the peripheral devices connected to a computer or other electronic device.
Programmable Logic ICs are user-programmable devices that allow designers to create custom logic circuits. These cost saving ICs offer real-time data processing and maximum design flexibilty.
RF (Radio Frequency) and microwave devices are used in telecommunications, wireless communications, and electronic systems. These devices include amplifiers, attenuators, filters, mixers, oscillators, and antennas, and a host of other components.
Voltage regulators are used to ensure a constant output voltage despite power fluctuations and load changes. Linear and switching regulators are common types used to maintain voltage stability.
Relays are electromagnetic switches that are used to control the flow of electrical current in an electrical circuit. Relays are a safe means of providing isolation between a controlling circuit and a controlled circuit.
Resistors control the flow of electrical current in a circuit by introducing a set resistance. These passive components reduce current flow, adjust signal levels, and bias active elements in circuits.
Transducers convert energy from one form to another and are crucial in sensing, audio and control systems. They transform physical measures like temperature, pressure, or sound into electrical signals for circuits.
Storage drives are hardware devices used to store and retrieve digital data in computers and electronic devices. These drives come in various forms, including hard disk drives (HDDs), solid-state drives (SSDs), and hybrid drives, offering different levels of capacity, speed, and durability to suit specific storage needs.
Storage media encompass physical or digital mediums used for storing and preserving digital data. From optical discs and magnetic tapes to USB flash drives and memory cards, storage media come in diverse formats and capacities, offering flexibility and reliability for data storage and archival purposes.
Storage systems comprise hardware and software components designed to manage and store digital data efficiently. These systems range from simple standalone devices to complex network-attached storage (NAS) and storage area network (SAN) solutions, providing scalable storage capacity and data protection features for businesses and enterprises.
Switches control electrical current flow by making or breaking connections. These devices vary in design and application, from basic on/off switches to complex industrial automation systems.
Telecom integrated circuits (ICs) are specialized electronics for telecommunications, tailored to high data rates, low power use, and reliable long-distance transmission. These devices include amplifiers, filters, ADCs, DACs, and more-- and they are often integrated on one chip for specific telecom tasks.
Terminal blocks, or connection terminals, are modular blocks that bring together multiple electrical wires at one connection point. They offer a reliable, organized way to terminate cables.
Thermal management devices control heat in electronic systems, preventing overheating and ensuring optimal performance and reliability. Examples include heat sinks, fans, and thermal interface materials that dissipate or transfer heat away from components.
Transformers are devices that alter electrical voltage levels between circuits through electromagnetic induction. They are vital in power distribution, converting high-voltage electricity for transmission and lower voltage for safe usage.
Transistors are 3-layer semiconductor devices that regulate the flow of electrical current. They function as amplifiers, boosting weak signals, and as switches, controlling the flow of current between terminals.
Triggering devices initiate electronic processes or events in response to specific conditions. These devices support many automated tasks such as activating switches and signals, or turning on lights when motion is detected.
Video cards, also known as graphics cards or GPU (Graphics Processing Unit), are essential components in computers, responsible for rendering graphics and images on display devices. These cards feature dedicated processors and memory, delivering smooth and immersive visual experiences for gaming, multimedia, and professional applications.
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L7981 by STMicroelectronics is a voltage-mode switching regulator with 3A output current, suitable for automotive applications. It operates b/w -40 to 125°C, has a max input voltage of 28V, and uses pulse width modulation control technique at a frequency of 275kHz.
Median Price
$16.882
Lifecycle Status
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5
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AZTECH Wire
$14.623
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$16.544
Netroflash
$16.038
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Microchip USA
$39.233
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$5.544
Robosynatics
Lucentia Tech
Ease of installation and space-saving design make this product suitable for compact electronic devices.
Square shape allows for easy handling and placement on the circuit board.
Sufficient terminals for connecting to various components and ensuring stable operation.
High maximum operating temperature ensures reliability and performance in harsh environments.
Voltage-mode control allows for precise regulation of output voltage, ensuring stable operation.
Capable of delivering high output current, making it suitable for a variety of applications.
Wide input voltage range allows for flexibility in the power source, making it versatile.
Can handle high input voltage levels, making it suitable for automotive and industrial applications.
Switching Regulators & Controllers L7981 attributes and parameters. Explore more Switching Regulators & Controllers devices from STMicroelectronics
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L7981 Other Function Semiconductors trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8542.39.00.01
SB
8542.39.00.00
STMicroelectronics is a global leader in the semiconductor manufacturing industry, with over 35 years of experience providing innovative and advanced technologies for customers around the world. Headquartered in Netherlands, STMicroelectronics has more than 51,323 employees worldwide and operates across 32 countries all over Europe, Asia-Pacific and the Americas. The company’s portfolio includes integrated circuits, discrete components, application-specific standard products, and computer chipsets. STMicroelectronics serves a wide range of industries such as automotive, consumer markets, healthcare and industrial applications.
President, CEO
Jean-Marc Chery
President, CFO, Finance, Purchasing,Enterprise Risk Management & Resilience
Lorenzo Grandi
President, Sales & Marketing
Jerome Roux
Castelletto
Fabrication
Fab Initiation
1968
Italy
Wafer Capacity
SGFAB AMK 6
2000
Singapore
29,000
AG200
Agrate Brianza
14,000
RST 8
France
Rousset
35,000
Crolles 1
1993
Crolles
30,000
Crolles 2-ext. mod 5
Crolles 2-ext. mod 2
2022
Crolles 2-ext. mod 3
2023
Crolles 2
2004
28,000
1985
SiC Fab
2006
Sweden
Norrköping
10,000
Fab 3
2005
Tours
2,000
Fab 1 & Fab 2
1978
55,000
Fab 2
1997
Catania
SGFAB-AMK 6E
2003
145,000
SGFAB-AMJ 9
1984
152,000
AG300 (R3)
1980
25,000
1987
34,000
AG300
2024
Crolles 2-ext. mod 1
2020
Fab 1 6-inch fab
2013
11,000
SiC 6-inch line
2021
2,500
200mm GaN
2018
SGFAB-AMK 8
2001
Crolles 2- JV Fab
SGFAB-AMK 6
2016
38,125
SGFAB-AMK 2E
2010
20,000
Silicon Carbide A.B.
SiC wafer/EPI Fab
SiC Device Fab
2025
CRCW04020000Z0EDHP
Vishay Intertechnology
Vishay Intertechnology's CRCW04020000Z0EDHP is a 0402 SMT resistor with 0 ohm resistance, rated for temperatures from -55°C to 155°C. Ideal for jumper applications in automotive electronics due to AEC-Q200 compliance and compact size of 1mm x 0.5mm x 0.3mm.
1N4148
Nte Electronics
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
LL4148
Synsemi
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM358M
Raytheon Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
Renesas Electronics
LM317T
Linear Technology
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Operating Temperature (TJ-Min): 0 Cel; No. of Functions: 1; JESD-609 Code: e0;
MMBT3906LT1G
Onsemi
MMBT3906LT1G by Onsemi is a PNP BJT with VCEsat of 0.4V, hFE of 30, and fT of 250MHz. Ideal for small signal applications in electronics due to its low power dissipation, high transition frequency, and compact SOT-23 package. Suitable for use in temperature-sensitive environments with an operating range from -65°C to 150°C.
MMBT3904LT1G
MMBT3904LT1G by Onsemi is a NPN BJT with max. collector-emitter voltage of 40V, hFE of 30, and fT of 300MHz. Ideal for small signal applications in electronics due to its compact size, high transition frequency, and low power dissipation capabilities.
1N4148WS
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN2803ADWR
Texas Instruments
ULN2803ADWR by Texas Instruments is a peripheral driver with 8 functions, open-collector output characteristics, and built-in transient protections. It operates b/w -40 to 85°C, has a max supply voltage of 3V, and is ideal for buffer or inverter-based applications requiring sink current flow direction.
2N2222A
National Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .5 A;
SMBJ18CA
KYOCERA AVX
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
DS18B20Z+
Analog Devices
DS18B20Z+ by Analog Devices is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, with ±0.5°C accuracy. Suitable for applications requiring digital output and surface mounting feature.
Rugao Dachang Electronic
Continental Device India
BAV99
Infineon Technologies
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
Changzhou Galaxy Century Microelectronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
SS14
Hy Electronic
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
LM555CN
PULSE; RECTANGULAR; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
CL31B104KBCNNNC
Samsung Electro-mechanics
Samsung Electro-mechanics CL31B104KBCNNNC is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It features X7R temperature characteristics, -55 to 125 °C operating range, and compact SMT package style. Ideal for applications requiring high reliability in compact electronic devices.
MC33063AD
Motorola
SWITCHING REGULATOR; Temperature Grade: INDUSTRIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LT8645SEV#PBF
Analog Devices' LT8645SEV#PBF is a 32-terminal switching regulator with max output current of 8A and max input voltage of 65V. Ideal for applications requiring high efficiency, it operates in buck configuration with PWM control mode at a max frequency of 2200kHz. Suitable for surface mount assembly, this chip carrier package has a compact size making it versatile for various electronic designs.
PUCC12050DVE
The Texas Instruments PUCC12050DVE is a 16-terminal switching regulator with a nominal input voltage of 5V and output voltage of 3.3V. With a temperature range from -40 to 125°C, it's ideal for automotive applications. This compact device in small outline package is surface mountable and features gull wing terminals.
LM27762DSST
LM27762DSST by Texas Instruments is a switching regulator with 2 outputs, max output current of 0.25A, and max switching frequency of 2200kHz. Ideal for industrial applications requiring pulse frequency modulation control technique in a small outline package with dual terminals.
LM2574HVM-5.0/NOPB
LM2574HVM-5.0/NOPB by Texas Instruments is a voltage-mode switching regulator with a 3.3V min output and 37V max output, ideal for automotive applications. Operating b/w -40°C to 125°C, it has a max output current of 0.5A and supports pulse width modulation control technique at a frequency of up to 52kHz.
SWITCHING REGULATOR; Temperature Grade: OTHER; No. of Terminals: 32; Package Code: HQCCN; Package Shape: RECTANGULAR; Surface Mount: YES;
TPS5420DR
TPS5420DR by Texas Instruments is a switching regulator with 2A output current, 1.23V min output voltage, and 500kHz max switching frequency. Ideal for automotive applications due to its -40 to 125°C operating temperature range and VOLTAGE-MODE control mode.
LM2676SX-5.0/NOPB
LM2676SX-5.0/NOPB by Texas Instruments is a switching regulator with a max output current of 5.4A and voltage range from 1.23V to 37V, ideal for automotive applications due to its temp grade and MSL level. It operates in voltage-mode control with PWM technique, offering a compact package style suitable for surface mount designs at up to 260kHz switching frequency.
ST1S06PUR
STMicroelectronics
ST1S06PUR by STMicroelectronics is a 6-terminal switching regulator with a max output current of 1.5A and a control mode of current-mode PWM. It operates as a buck switcher with a max switching frequency of 1800kHz, suitable for applications requiring efficient voltage regulation in compact spaces.
LM5116MH/NOPB
SWITCHING CONTROLLER; Temperature Grade: AUTOMOTIVE; No. of Terminals: 20; Package Code: HTSSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
TL494IN
SWITCHING CONTROLLER; Temperature Grade: INDUSTRIAL; No. of Terminals: 16; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
ICL7660SCBAZ-T
Renesas Electronics ICL7660SCBAZ-T is a CMOS switched capacitor converter with 8 terminals in a small outline package. It operates b/w 0-70°C, accepts input voltage from 1.5-12V, and has peak reflow temp of 260°C. Ideal for applications requiring efficient voltage conversion in compact spaces.
TPS54308DDCT
TPS54308DDCT by Texas Instruments is a switching regulator with 3A output current, 1V min output voltage, and 350kHz max switching frequency. Ideal for automotive applications due to its -40 to 125°C operating temperature range and compact design.
LMR54406FDBVR
LMR54406FDBVR by Texas Instruments is a switching regulator with 6 terminals, operating b/w -40 to 125 °C. It has a max output voltage of 28 V and current of 0.6 A, suitable for applications requiring a compact design and efficient power management in various electronic devices.
LM25011Q1MYX/NOPB
Switching Regulator or Controllers; No. of Terminals: 10; Package Code: TSSOP; Package Shape: RECTANGULAR; Surface Mount: YES; JESD-609 Code: e3;
TPS54140DGQ
TPS54140DGQ by Texas Instruments is a switching regulator with 1.5A output current, 2500kHz max switching frequency, and -40 to 150°C operating temp range. Ideal for automotive applications due to its compact size, pulse width modulation control technique, and wide input voltage range of 3.5V to 42V.
AP62200WU-7
Diodes Incorporated
AP62200WU-7 by Diodes Inc. is a switching regulator with 2A output current, 7V max output voltage, and 750kHz max switching frequency. Ideal for applications requiring efficient power conversion in compact spaces due to its small outline package style and wide input voltage range of 4.2V to 18V.
TPS54335ADDAR
TPS54335ADDAR by Texas Instruments is a switching regulator with a max output current of 3A and a max switching frequency of 1500kHz. It is commonly used in industrial applications for voltage regulation with an input voltage range of 4.5V to 28V.
NCP3063DR2G
NCP3063DR2G by Onsemi is a switching regulator with 1.5A output current, 190kHz max switching frequency, and buck-boost configuration. Ideal for commercial applications requiring precise current-mode control in a compact SMD package. Operates b/w 0 to 70°C temperature range with input voltage from 5V to 40V.
TPSM82822SILR
TPSM82822SILR by Texas Instruments is a switching regulator with 2A output current, 5V nominal input voltage, and 4V max output voltage. Ideal for automotive applications due to its hybrid technology, PWM control technique, and compact rectangular package style. Operates efficiently in temperatures ranging from -40°C to 125°C.
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L7987LTR
L7987LTR by STMicroelectronics is a voltage-mode switching regulator with 16 terminals, operating at a max frequency of 1650 kHz. With a max output current of 3.45 A and input voltage range from 4.5 V to 61 V, it is ideal for applications requiring efficient power conversion in compact spaces.
L7986TR
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 10; Package Code: HVSON; Package Shape: SQUARE; Surface Mount: YES;
L7987
SWITCHING REGULATOR; Peak Reflow Temperature (C): NOT SPECIFIED; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED;
L7986ATR
L7986ATR by STMicroelectronics is a voltage-mode switching regulator with a max output current of 4.7A and a max switching frequency of 1MHz. It is designed for automotive applications, operates b/w -40 to 125°C, and supports input voltages from 4.5V to 38V.
L7987L
L7987L by STMicroelectronics is a switching regulator with 16 terminals, VOLTAGE-MODE control mode, and BUCK switcher config. It has a max output current of 3.45A, operates at a frequency of up to 1650 kHz, and supports input voltages ranging from 4.5V to 61V. Ideal for applications requiring efficient power management in compact spaces.
L7981TR
L7981TR by STMicroelectronics is a voltage-mode switching regulator with a max output current of 3A and a max input voltage of 28V. It operates in automotive-grade temperatures (-40 to 125°C) and uses pulse width modulation control technique. Ideal for applications requiring small outline, surface-mount regulators with buck switcher configuration.
L7981ATR
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: HLSOP; Package Shape: SQUARE; Surface Mount: YES;
L7987TR
SWITCHING REGULATOR; Maximum Time At Peak Reflow Temperature (s): NOT SPECIFIED; Peak Reflow Temperature (C): NOT SPECIFIED;
L7981A
L7981A by STMicroelectronics is a voltage-mode switching regulator with 3A output current and 275kHz max switching frequency. Ideal for automotive applications, it operates b/w -40 to 125°C, supports input voltages from 4.5V to 28V, and comes in a small outline package measuring 4.9mm x 3.9mm with a seated height of 1.7mm.
L7980ATR
L7980ATR by STMicroelectronics is a switching regulator with 3.5A output current, 1000kHz max switching frequency, and voltage-mode control technique. Ideal for automotive applications, it operates b/w -40 to 125°C temperature range and supports input voltages from 4.5V to 28V.
L7986A
L7986A by STMicroelectronics is a switching regulator with 8 terminals, operating temperature range of -40 to 125°C, and max output current of 4.7A. It is designed for automotive applications, featuring voltage-mode control and pulse width modulation technique for efficient power management in compact spaces.
L7985ATR
L7985ATR by STMicroelectronics is a voltage-mode switching regulator with a max output current of 2A and a max switching frequency of 275 kHz. This small outline IC in plastic/epoxy package is surface mountable, making it ideal for various applications requiring efficient power management.
L7985TR
SWITCHING REGULATOR; No. of Terminals: 10; Package Code: SON; Package Shape: RECTANGULAR; Surface Mount: YES; Terminal Finish: NICKEL PALLADIUM GOLD;
L7983PU33R
SWITCHING REGULATOR;
L7985A
L7985A by STMicroelectronics is a voltage-mode switching regulator with a max output current of 2A and a switching frequency of 275 kHz. This IC comes in an 8-terminal small outline package, suitable for various applications requiring efficient power management in compact designs.
L7983PUR
L7983PU50R
L7986TA
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 8; Package Code: HLSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
L7986TATR
Supply Digital Components
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