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.
DS18B20Z
Dallas Semiconductor
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: RECTANGULAR; Housing: PLASTIC; Maximum Accuracy (Cel): 0.50;
1N4148WS-7-F
Diodes Incorporated
1N4148WS-7-F by Diodes Inc. is a single rectifier diode with max reverse recovery time of 0.004 us and max reverse current of 1 uA. It operates b/w -65 to 150 °C, ideal for applications requiring small outline surface mount diodes with a max output current of 0.15 A.
1N4148
First Components International
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Operating Temperature: 200 Cel; Config: SINGLE; No. of Elements: 1;
LM358M
National Semiconductor
OPERATIONAL AMPLIFIER; Temperature Grade: COMMERCIAL; Terminal Form: GULL WING; No. of Terminals: 8; Package Code: SOP; Package Shape: RECTANGULAR;
DS18B20Z+T&R
Analog Devices
DS18B20Z+T&R by Analog Devices is a 12-bit temperature sensor with 1-Wire interface. It operates b/w -55 to 125°C, offering ±0.5°C accuracy. The sensor comes in a plastic package suitable for surface mount applications, with a max supply voltage of 5.5V and min of 3V.
LM317TG
Onsemi
ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR; No. of Terminals: 3; Terminal Form: THROUGH-HOLE; Minimum Input-Output Voltage Differential: 3 V; Qualification Status: Not Qualified; No. of Functions: 1;
STMicroelectronics
RECTIFIER DIODE; Surface Mount: NO; Maximum Output Current: .15 A; Maximum Operating Temperature: 200 Cel; Config: SINGLE; Terminal Finish: Tin/Lead (Sn/Pb);
SS14
Leshan Radio
RECTIFIER DIODE; Surface Mount: YES; Config: SINGLE; No. of Phases: 1; No. of Elements: 1; Maximum Forward Voltage (VF): .5 V;
Digitron Semiconductors
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
Eic Semiconductor
1N4148WS
Panjit International
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: FLAT; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
2N2222A
ROHM
NPN; Configuration: SINGLE; Surface Mount: NO; Nominal Transition Frequency (fT): 250 MHz; Maximum Power Dissipation (Abs): .5 W; Maximum Collector Current (IC): .6 A;
BAV99
Plessey Semiconductors Discrete Components Div
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; 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;
BAV99WT1G
BAV99WT1G by Onsemi is a series connected diode with 0.006 us reverse recovery time. It is a small outline rectifier diode with 70V peak reverse voltage, ideal for surface mount applications in electronics requiring fast switching and low forward voltage drop.
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.
DS18B20U+
Maxim Integrated
TEMPERATURE SENSOR,SWITCH/DIGITAL OUTPUT,SERIAL; Mounting Feature: SURFACE MOUNT; No. of Terminals: 8; Package Shape or Style: SQUARE; Housing: PLASTIC; Minimum Supply Voltage: 3 V;
1N4148WT
Good-ark Electronics
Semitronics
FT232RL-TUBE
FTDI
FTDI's FT232RL-TUBE is a bus controller with 28 terminals, operating at 3.3-5.25V. It supports USB, VBUS, and UART interfaces with a data transfer rate of 60MBps. Ideal for industrial applications requiring RS232/RS422/RS485 compatibility in compact designs due to its small outline package style.
BPX81
Infineon Technologies
BPX81 by Infineon Technologies is an 850nm phototransistor with a max operating temperature of 80°C and a min operating temperature of -40°C. It has a max power dissipation of 0.09W and a max dark current of 200nA. This phototransistor is commonly used in applications requiring through hole mounting and can handle a max on-state current of 0.05A.
2N5777
Motorola
2N5777 by Motorola is a single phototransistor with peak wavelength of 800nm. It features PHOTO DARLINGTON optoelectronic type, Tin/Lead terminal finish, and 4mA nominal light current. Ideal for applications requiring IR detection with min collector-emitter breakdown voltage of 25V and low dark current of 100nA.
BPW76B
Vishay Intertechnology's BPW76B is a 3.9mm single phototransistor with peak wavelength of 850nm. Operating b/w -55°C to 125°C, it has a max power dissipation of 0.25W and response time of 3.5μs. Ideal for applications requiring IR detection, it features a collector-emitter breakdown voltage of 70V and on-state current up to 50mA in through-hole mounting setups.
ASDL-6620-D22
Broadcom
PHOTO TRANSISTOR; Terminal Finish: Matte Tin (Sn); Size: 5 mm; Maximum Operating Temperature: 85 Cel; No. of Functions: 1; JESD-609 Code: e3;
BPX38-2
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); JESD-609 Code: e0; Maximum On State Current: .05 A; Minimum Operating Temperature: -40 Cel;
TIL624
Texas Instruments
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Maximum Operating Temperature: 85 Cel; Minimum Operating Temperature: -40 Cel; Maximum Response Time: .000008 s;
3037
Nte Electronics
The Nte Electronics 3037 is a single phototransistor with a size of 4.69 mm, ideal for light sensing applications. It has a nominal light current of 10 mA and max dark current of 200 nA, making it suitable for use in various optoelectronic circuits requiring precise light detection.
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.
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;
QSE113E3R0
Fairchild Semiconductor
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Matte Tin (Sn); Maximum Power Dissipation: .1 W; Nominal Light Current: .25 mA; Infrared (IR) Range: YES;
TIL65
TIL65 by Texas Instruments is a phototransistor with peak wavelength of 820nm. It has max operating temp of 85°C and min of -40°C. With features like 0.05W power dissipation, it's ideal for applications requiring fast response time such as light sensing in industrial automation.
PT12-21C/TR8
Everlight Electronics
Everlight Electronics' PT12-21C/TR8 is a 2mm single phototransistor with peak wavelength of 940nm. Operating temperature ranges from -25°C to 85°C. Ideal for applications requiring infrared detection and collector-emitter breakdown voltage of 30V.
SFH317F3
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Power Dissipation: .2 W; Minimum Operating Temperature: -55 Cel; Peak Wavelength (nm): 900;
SPS281C
SPS281C by Onsemi is a PHOTO DARLINGTON phototransistor with peak wavelength of 850nm. It has max power dissipation of 0.05W and response time of 0.00003s. Ideal for applications requiring optoelectronic sensing in temperatures ranging from -25 °C to 80°C.
SD5443-004
Micro Switch
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Minimum Operating Temperature: -55 Cel; Maximum Operating Temperature: 125 Cel; Maximum Dark Current: 100 nA; Maximum Response Time: .000015 s;
SFH300-2
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); JESD-609 Code: e0; Minimum Operating Temperature: -55 Cel; Peak Wavelength (nm): 850;
SFH320FA
SFH320FA by Infineon Technologies is a single phototransistor with peak wavelength of 900nm. It operates b/w -40 to 100°C, has a max power dissipation of 0.165W, and can handle a max on state current of 0.015A. Ideal for applications requiring infrared detection in compact spaces.
SPS203C
SPS203C by Onsemi is a PHOTO DARLINGTON phototransistor with peak wavelength of 850nm. It operates b/w -25 °C to 100°C, dissipating max power of 0.05W. With response time of 0.00003s and max on state current of 0.05A, it's ideal for through hole mounting in various optoelectronic applications.
SFH3710-Z
Osram Opto Semiconductors
The Osram Opto Semiconductors SFH3710-Z is a single phototransistor with peak wavelength of 570nm. It operates b/w -40°C to 85°C, has a collector-emitter breakdown voltage of 5.5V, and nominal light current of 0.0025mA. Ideal for applications requiring precise light detection in compact spaces.
SPS235C
The Onsemi SPS235C is a PHOTO DARLINGTON phototransistor with peak wavelength of 850nm. It operates b/w -25 °C to 80°C, has max power dissipation of 0.05W, and response time of 0.00003s. Ideal for applications requiring through hole mounting, it can handle max on state current of 0.03A and dark current up to 1000nA.
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PT91-21C/TR7
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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