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
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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
LL4148
Transys Electronics
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
CR0805-FX-10R0ELF
Bourns
Bourns CR0805-FX-10R0ELF is a SMT fixed resistor with 10 ohm resistance, 1% tolerance, and 0.125 W power dissipation. Ideal for applications requiring a temperature range of -55 to 155 °C, such as automotive electronics and industrial control systems.
2N2222A
Surge Components
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Collector Current (IC): .6 A; No. of Terminals: 3;
DS18B20Z+T&R
Maxim Integrated
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Minimum Operating Temperature: -55 Cel; Package Body Material: PLASTIC/EPOXY;
M39029/58-360
Tri-star Electronics International
CONNECTOR ACCESSORY; Material: COPPER ALLOY; MIL Conformity: YES; Associated Military - Specifications: MIL-C-55302/69, MIL-C-38999; MIL-Connector Accessory Name: CONTACT; Terminal Type: CRIMP;
2N7002
Zetex Plc
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Peak Reflow Temperature (C): 260; Package Shape: RECTANGULAR;
Weitron Technology
BAV99
Sprague Electric
RECTIFIER DIODE; Surface Mount: YES; Maximum Forward Voltage (VF): 1.3 V; Maximum Output Current: .1 A; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Operating Temperature: 175 Cel;
NC7WZ07P6X
Fairchild Semiconductor
BUFFER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 6; Package Code: TSSOP; Package Shape: RECTANGULAR;
Lite-on Semiconductor
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Qualification: Not Qualified; Additional Features: LOW THRESHOLD; Minimum DS Breakdown Voltage: 60 V;
1N5819HW-7-F
Diodes Incorporated
1N5819HW-7-F by Diodes Inc. is a Schottky rectifier diode with 40V reverse test voltage, 1A output current, and 0.75V forward voltage. It's a surface mount device in a small outline package ideal for efficiency applications at temperatures ranging from -65 to 125°C.
Solid State Devices
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
STM32F405RGT6TR
STMicroelectronics
STM32F405RGT6TR by STMicroelectronics is a 32-bit microcontroller with 64 terminals, operating at a max frequency of 26 MHz. It features DAC and ADC channels, along with DMA support. Ideal for industrial applications requiring low power consumption and high-speed processing capabilities.
LM555CN
Rca Solid State
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
SMBJ18CA
Bytesonic Electronics
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Bharat Electronics
LM555CM
Texas Instruments
LM555CM by Texas Instruments is an Analog Waveform Generation IC with a supply voltage range of 4.5V to 16V and max operating temperature of 70°C. It comes in a small outline package, suitable for applications requiring pulse generation or rectangular waveform outputs. With surface mount capability and low supply current of 15mA, it is ideal for commercial-grade electronic circuits.
National Semiconductor
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
DP83848IVVX/NOPB
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: QFP; Package Shape: SQUARE;
LMZ14203TZE-ADJ/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 7; Package Shape: RECTANGULAR; Surface Mount: YES; Maximum Operating Temperature: 125 Cel;
TPS54040DGQ
TPS54040DGQ by Texas Instruments is a switching regulator with a max output current of 0.5A and a control mode of current-mode PWM. It operates in automotive-grade temperatures, making it suitable for various applications requiring precise voltage regulation in tight spaces.
LMZ23605TZ/NOPB
Switching Regulator or Controllers; No. of Terminals: 7; Surface Mount: YES; Terminal Position: SINGLE; Moisture Sensitivity Level (MSL): 3; Maximum Switching Frequency: 914 kHz;
LMR14030SDDA
LMR14030SDDA by Texas Instruments is a switching regulator with 8 terminals, operating b/w -40 to 125°C. It offers a max output voltage of 36V and current of 3.5A, suitable for automotive applications due to its low profile design and pulse width modulation control technique. With a compact size of 4.9mm x 3.9mm x 1.7mm, it is ideal for space-constrained environments requiring efficient power management up to 2500kHz switching frequency.
LM5164DDAR
LM5164DDAR by Texas Instruments is a switching regulator with 1A output current, 90V max output voltage, and 1000kHz max switching frequency. Ideal for automotive applications due to its -40 to 150°C operating temperature range and compact design. Suitable for various power management tasks in automotive electronics systems.
LM2676SX-5.0/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 7; Package Shape: RECTANGULAR; Surface Mount: YES; Switcher Config: BUCK;
TPS63020DSJR
TPS63020DSJR by Texas Instruments is a switching regulator with 14 terminals, operating b/w -40 to 85°C. It offers a wide input voltage range of 1.8-5.5V and output voltage from 1.2-5.5V, supporting up to 4.5A output current for industrial applications requiring efficient power management in compact spaces at high frequencies up to 2600kHz.
LMR14203XMKE/NOPB
LMR14203XMKE/NOPB by Texas Instruments is a switching regulator with 6 terminals, operating b/w -40 to 125°C. It has a buck switcher config, PWM control mode, and can handle up to 0.3A output current. Ideal for automotive applications due to its compact size and wide input voltage range of 4.5-42V.
LT1616ES6#TRMPBF
Analog Devices
LT1616ES6#TRMPBF by Analog Devices is a small outline switching regulator with 6 terminals. It operates b/w 0-70°C, supporting input voltages from 3.6V to 25V and output currents up to 0.85A. Ideal for applications requiring pulse width modulation control at a max frequency of 1800 kHz.
LT8650SIV#PBF
LT8650SIV#PBF by Analog Devices is a 32-terminal switching regulator with a max input voltage of 42V and operating temperature range from -40 to 125°C. It features a control mode of current-mode, pulse width modulation technique, and phase-shift switcher configuration. Ideal for automotive applications due to its compact chip carrier package style and high switching frequency of 3000 kHz.
UCC28C45DGK
UCC28C45DGK by Texas Instruments is a voltage-mode switching controller with a max output current of 1A and a max switching frequency of 1000kHz. It operates in an industrial temperature range from -40°C to 105°C, making it suitable for various power management applications. The IC features a small outline package with dual terminals and Gull Wing form, ideal for compact designs requiring efficient pulse width modulation control.
LM5575MH/NOPB
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 16; Package Code: TSSOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LM2594MX-ADJ/NOPB
LM2594MX-ADJ/NOPB by Texas Instruments is a switching regulator with max output voltage of 37V, operating temp range -40 to 125°C, and max output current of 0.5A. Ideal for automotive applications due to its compact size (4.9mm x 3.9mm) and pulse width modulation control technique.
LM2842YMK-ADJL/NOPB
LM2842YMK-ADJL/NOPB by Texas Instruments is a switching regulator with a max output current of 0.6A and a control mode of current-mode PWM. It operates in automotive-grade temperatures, making it suitable for various applications such as power management in vehicles or industrial equipment. With a wide input voltage range from 4.5V to 42V, this compact device offers efficient regulation for diverse electronic systems.
SG3525AN
Linear Technology
SWITCHING CONTROLLER; Temperature Grade: COMMERCIAL; No. of Terminals: 16; Package Code: DIP; Package Shape: RECTANGULAR; Surface Mount: NO;
TPS23753APWR
TPS23753APWR by Texas Instruments is a switching controller with a 48V nominal input voltage and 273 kHz max switching frequency. It operates in automotive-grade temperatures from -40 to 125 °C, making it suitable for various power management applications. With a small outline and thin profile package style, it offers efficient current-mode control using pulse width modulation technique.
LM2576T-ADJ
Taejin Technology
SWITCHING REGULATOR; Temperature Grade: AUTOMOTIVE; No. of Terminals: 5; Package Shape: RECTANGULAR; Surface Mount: NO; Maximum Input Voltage: 40 V;
LT8650SEV#PBF
SWITCHING REGULATOR; Temperature Grade: OTHER; No. of Terminals: 32; Package Code: HQCCN; Package Shape: RECTANGULAR; Surface Mount: YES;
LMZ21700SILT
LMZ21700SILT by Texas Instruments is a switching regulator with max output voltage of 6V, max output current of 0.65A, and max operating temp of 125°C. Ideal for automotive applications due to its compact size, pulse width modulation control technique, and buck switcher configuration.
TPS82085SILR
TPS82085SILR by Texas Instruments is a switching regulator with 8 terminals, operating temperature range of -40 to 125°C, and output current up to 3A. Ideal for automotive applications, it offers a max output voltage of 6V and switching frequency of 2800 kHz.
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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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