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.
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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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PT91-21B/TR7 by Everlight Electronics is a 1.9mm phototransistor with peak wavelength of 940nm. It operates b/w -25°C to 85°C, with max power dissipation of 0.075W and on-state current of 0.02A. Ideal for IR applications due to its infrared range and surface mount feature.
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Single configuration makes it easy to integrate into various electronic circuits, simplifying the design process.
Compact size allows for space-saving in applications where size constraint is a concern.
Peak wavelength of 940nm makes it suitable for applications requiring a specific light range.
Being a phototransistor, it offers higher sensitivity compared to regular photodiodes, making it ideal for light detection applications.
High maximum operating temperature ensures reliability and performance even in harsh environments.
Round shape simplifies the mounting process and provides a uniform light detection area.
Low minimum operating temperature allows for operation in cold environments without compromising performance.
Low power dissipation helps in reducing energy consumption and heat generation in the application.
Nominal light current of 1.5mA indicates a good sensitivity to light, making it suitable for light sensing applications.
Low dark current ensures minimal current flow in the absence of light, improving the signal-to-noise ratio.
Having infrared (IR) range capability makes it versatile for applications involving IR light detection.
High breakdown voltage provides protection against voltage spikes and ensures long-term reliability.
Surface mount feature simplifies the installation process and allows for compact and low-profile designs.
High maximum on-state current capability enables the phototransistor to handle high current loads without issues.
Phototransistors PT91-21B/TR7 attributes and parameters. Explore more Phototransistors devices from Everlight Electronics
Minimum Collector-emitter Breakdown Voltage:
Configuration:
Maximum Dark Current:
Infrared (IR) Range:
Nominal Light Current:
Mounting Feature:
No. of Functions:
Maximum On State Current:
Maximum Operating Temperature:
Minimum Operating Temperature:
Optoelectronic Type:
Peak Wavelength (nm):
Maximum Power Dissipation:
Shape:
Size:
Sub-Category:
PT91-21B/TR7 Optoelectronics trade compliance attributes, and parameters.
ECCN
EAR99
ECCN Governance
EAR
HTS
8541.40.70.80
SB
EVERLIGHT Electronics Co., Ltd. was founded in 1983 in Taipei, Taiwan led by Chairman Robert Yeh. EVERLIGHT has over 40 years of R&D experience for reliable capability. With immediate service and an excellent brand reputation, EVERLIGHT has taken top five worldwide in the competitive LED market. Our products are manufactured and packed in-house to guarantee maximum quality and service. EVERLIGHT provides a diverse product portfolio consisting of High Power LEDs, SMD LEDs, Lamps, Lighting Components, LED Lighting Modules, Digital Displays, Opto-couplers and Infrared Components for various applications. Today, EVERLIGHT is a global company with over 6,400 employees based in China, Hong Kong, Japan, Korea, Singapore, Malaysia, India, Germany and U.S.A.
DP83848IVVX/NOPB
National Semiconductor
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 48; Package Code: QFP; Package Shape: SQUARE;
1N4148
Pro-an Electronic
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
BAV99
Formosa Microsemi
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
Hi-tron Semiconductor
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 300 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .8 A;
Forward International Electronics
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Maximum Reverse Recovery Time: .004 us; Maximum Operating Temperature: 200 Cel; No. of Phases: 1;
LM555CM
Intersil
Analog Waveform Generation Functions; Temperature Grade: COMMERCIAL; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR; Surface Mount: YES;
LIS2DH12TR
STMicroelectronics
LIS2DH12TR by STMicroelectronics is a 3-axis accelerometer with digital voltage output. It operates b/w -40 to 85°C, with supply voltage range of 1.71-3.6V. Ideal for applications requiring precise motion sensing in compact spaces like wearables and IoT devices.
OPA2227UA
Texas Instruments
OPA2227UA by Texas Instruments is a dual operational amplifier with low-offset voltage of 200 uV and bias current of 0.01 uA. It operates at temperatures ranging from -40 to 85 °C, making it suitable for industrial applications requiring precise signal amplification. With a unity gain bandwidth of 8000 kHz, this op amp is ideal for high-frequency circuit designs.
ULN2803A
Sanken Electric
NPN; Configuration: 8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR; Surface Mount: NO; Maximum Collector Current (IC): .5 A; JESD-30 Code: R-PDIP-T18; Package Body Material: PLASTIC/EPOXY;
BSS123LT1G
Onsemi
BSS123LT1G by Onsemi is a N-CHANNEL FET with 100V DS breakdown voltage, 0.17A drain current, and 6 ohm on resistance. Ideal for switching applications, it operates in enhancement mode with a max power dissipation of 0.225W. It comes in a small outline package with gull wing terminals and can withstand temperatures from -55 to 150°C.
Comset Semiconductors
CRCW06031K00FKEAHP
Vishay Intertechnology
Vishay Intertechnology's CRCW06031K00FKEAHP is a fixed resistor with 1000 ohm resistance, 1% tolerance, and 0.33 W power dissipation. Ideal for surface mount applications in automotive electronics due to AEC-Q200 standard compliance and operating voltage of 75 V.
LL4148
Rfe International
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
LM358N
Taejin Technology
OPERATIONAL AMPLIFIER; Temperature Grade: AUTOMOTIVE; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
Philips Semiconductors
RECTIFIER DIODE; Surface Mount: NO; Terminal Finish: MATTE TIN; Maximum Operating Temperature: 200 Cel; Maximum Output Current: .15 A; JESD-609 Code: e3;
Rectron
SMBJ18CA
Semtech
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
Panasonic
MIXER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
LM358AN
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: THROUGH-HOLE; No. of Terminals: 8; Package Code: DIP; Package Shape: RECTANGULAR;
Hitano Enterprise
BPX80
Infineon Technologies
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Operating Temperature: 85 Cel; JESD-609 Code: e0; Maximum Response Time: .000008 s;
OP550A
Optotek
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Configuration: SINGLE; Maximum Operating Temperature: 100 Cel; Minimum Collector-emitter Breakdown Voltage: 30 V; Size: 1.58 mm;
TIED458
TIED458 by Texas Instruments is a phototransistor with peak wavelength of 820nm, max temp of 85°C, and response time of 0.00000001s. Ideal for applications requiring precise light detection in environments ranging from -40°C to 85°C.
TPS613
Toshiba
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Infrared (IR) Range: NO; No. of Functions: 1; Maximum Operating Temperature: 75 Cel; Size: 3 mm;
TPS611(F)
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Additional Features: HIGH SENSITIVITY; Shape: ROUND; Maximum Power Dissipation: .15 W; Infrared (IR) Range: YES;
OP505A
Optek Technology
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Maximum Dark Current: 100 nA; Shape: ROUND; No. of Functions: 1; Minimum Collector-emitter Breakdown Voltage: 30 V;
ASDL-6771-C41
Broadcom
PHOTO TRANSISTOR; Terminal Finish: Matte Tin (Sn); Minimum Operating Temperature: -40 Cel; Shape: ROUND; Size: 1.6 mm; No. of Functions: 1;
1N5723
1N5723 by Texas Instruments is a single phototransistor with peak wavelength of 900nm. It operates b/w -60°C to 125°C, dissipating up to 0.05W power. Ideal for applications requiring fast response time and IR detection in through-hole mounting setups.
TEFT4300
Temic Semiconductors
PHOTO TRANSISTOR; Size: 3 mm; Configuration: SINGLE; Shape: ROUND; Infrared (IR) Range: YES; Maximum Dark Current: 200 nA;
BPX89
Siemens
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); Minimum Operating Temperature: -40 Cel; Infrared (IR) Range: YES; No. of Functions: 9;
SFH300-4
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Power Dissipation: .2 W; Maximum Dark Current: 100 nA; JESD-609 Code: e0;
TPS622(F)
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Maximum Dark Current: 100 nA; Size: 1.5 mm; Additional Features: SIDE VIEW; Maximum On State Current: .05 A;
QSE122
QSE122 by Onsemi is a single phototransistor with peak wavelength of 880nm. It operates b/w -40 to 100 °C, with max power dissipation of 0.1W. Ideal for applications requiring IR detection due to its fast response time and collector-emitter breakdown voltage of 30V.
SFH310FA
Infineon's SFH310FA phototransistor operates b/w -55°C to 100°C, with peak wavelength of 880nm. It has a max power dissipation of 0.165W and on-state current of 0.05A. Ideal for applications requiring fast response time, such as light sensing in industrial automation and automotive systems.
TPS605-A
PHOTO DARLINGTON; Maximum Dark Current: 250 nA; Configuration: SINGLE; No. of Functions: 1; Minimum Operating Temperature: 0 Cel; Shape: ROUND;
TPS615(F)
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Maximum Power Dissipation: .075 W; Maximum Dark Current: 100 nA; Maximum Operating Temperature: 85 Cel; Minimum Collector-emitter Breakdown Voltage: 30 V;
SFH303F2
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Dark Current: 50 nA; Maximum Operating Temperature: 100 Cel; Peak Wavelength (nm): 900;
TEMT1020
Vishay Telefunken
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Terminal Finish: Matte Tin (Sn); Nominal Light Current: 7 mA; Maximum Dark Current: 200 nA; Maximum Response Time: .000002 s;
QSE114
QSE114 by Onsemi is a single phototransistor with peak wavelength of 880nm. It operates b/w -40 to 100°C, with max power dissipation of 0.1W. Ideal for applications requiring fast response time and IR range detection in a compact 1.65mm round shape through hole mount package.
QSD124.A4R0
Qt Optoelectronics
QSD124.A4R0 by Qt Optoelectronics is a 5mm round phototransistor with max operating temp of 100°C and min of -40°C. It has nominal light current of 6mA, dark current of 100nA, and IR range. Ideal for applications requiring photo detection in various environments.
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PT91-21C/TR7
Everlight Electronics
PHOTO TRANSISTOR; Nominal Light Current: 1.5 mA; Configuration: SINGLE; Minimum Collector-emitter Breakdown Voltage: 30 V; Maximum Dark Current: 100 nA; Maximum Operating Temperature: 85 Cel;
PT91-21B/TR10
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Infrared (IR) Range: YES; Shape: ROUND; Size: 1.9 mm; Minimum Collector-emitter Breakdown Voltage: 30 V;
PT91-21B/TR9
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Size: 1.9 mm; Minimum Operating Temperature: -25 Cel; Maximum Operating Temperature: 85 Cel; No. of Functions: 1;
PT91-21C/TR10
PHOTO TRANSISTOR; Infrared (IR) Range: YES; Minimum Operating Temperature: -25 Cel; Additional Features: HIGH SENSITIVITY; Size: 1.9 mm; No. of Functions: 1;
PT91-21C
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Maximum Dark Current: 100 nA; Configuration: SINGLE; Maximum Operating Temperature: 85 Cel; Size: 1.9 mm;
PT91-21B/F10
PHOTO TRANSISTOR; Maximum Dark Current: 100 nA; Configuration: SINGLE; Minimum Collector-emitter Breakdown Voltage: 30 V; Minimum Operating Temperature: -25 Cel; Infrared (IR) Range: YES;
PT91-21B
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Maximum Dark Current: 100 nA; Minimum Collector-emitter Breakdown Voltage: 30 V; Nominal Light Current: 1.5 mA; Peak Wavelength (nm): 940;
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