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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The Everlight Electronics PT91-21B/TR9 is a 1.9mm round phototransistor with peak wavelength of 940nm. It operates b/w -25°C to 85°C, has a max power dissipation of 0.075W, and can handle an on-state current of 0.02A. Ideal for applications requiring infrared detection in compact spaces with surface mount requirements.
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Perfect Parts
Single configuration is easier to handle and install, making it a convenient choice for various applications.
Compact size allows for versatile placement options and integration into different devices without taking up much space.
Peak wavelength of 940nm makes this phototransistor suitable for applications where infrared sensing or communication is required.
Being a phototransistor, it offers high sensitivity to light, making it ideal for light sensing and detection applications.
With a high maximum operating temperature of 85°C, this phototransistor can withstand heat and operate reliably in various environments.
Round shape enables easy mounting and alignment, making the installation process simpler and more convenient.
Low minimum operating temperature of -25°C allows this phototransistor to function effectively even in colder conditions.
With a maximum power dissipation of 0.075W, this phototransistor can handle moderate power levels without overheating.
Nominal light current of 1.5mA ensures reliable performance in detecting and responding to varying light levels.
Low maximum dark current of 100nA minimizes the impact of background noise, resulting in accurate light sensing.
Having an infrared range makes this phototransistor suitable for applications involving IR light detection or communication.
Minimum collector-emitter breakdown voltage of 30V offers protection against voltage spikes and ensures long-term reliability.
Surface mount capability simplifies the mounting process and enables easy integration into circuit boards or devices.
High maximum on-state current of 0.02A allows this phototransistor to handle heavier loads or higher current applications.
Phototransistors PT91-21B/TR9 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/TR9 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.
2N7002
National Semiconductor
N-CHANNEL; Configuration: SINGLE WITH BUILT-IN DIODE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Package Style (Meter): SMALL OUTLINE; Terminal Position: DUAL;
LM107H
Intersil
OPERATIONAL AMPLIFIER; Temperature Grade: MILITARY; Terminal Form: WIRE; No. of Terminals: 8; Package Shape: ROUND; Nominal Common Mode Reject Ratio: 96 dB;
1N4148
Multicomp Pro
RECTIFIER DIODE; Terminal Position: AXIAL; Terminal Form: WIRE; No. of Terminals: 2; Surface Mount: NO; Package Shape: ROUND;
KSZ9031RNXIC
Micrel
ETHERNET TRANSCEIVER; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 48; Package Code: HVQCCN; Package Shape: SQUARE;
CGA3E2X7R1H104K080AA
TDK
CGA3E2X7R1H104K080AA by TDK is a fixed ceramic capacitor with a capacitance of 0.1 uF and a rated DC voltage of 50 V. It has a temperature coefficient of 15% and can operate at temperatures ranging from -55 to 125 °C. This capacitor is commonly used in surface mount applications for various electronic devices.
Philips Components
EEAGA1H4R7
Panasonic
Panasonic EEAGA1H4R7 is a 4.7uF, 50V Aluminum Electrolytic Capacitor with 0.1 Tan Delta and 0.003mA Leakage Current. Ideal for applications requiring high ripple current handling in temperatures ranging from -55 to 105°C.
Invensys Sensor Systems
RECTIFIER DIODE; Surface Mount: NO; No. of Phases: 1; Maximum Reverse Recovery Time: .004 us; Config: SINGLE; Maximum Repetitive Peak Reverse Voltage: 100 V;
LL4148
Rectron
RECTIFIER DIODE; Terminal Position: END; Terminal Form: WRAP AROUND; No. of Terminals: 2; Surface Mount: YES; Package Shape: ROUND;
BAV99
MICRODIODE ELECTRONICS SHENZHEN CO LTD
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: GULL WING; No. of Terminals: 3; Surface Mount: YES; Package Shape: RECTANGULAR;
ULN2003ADR
Texas Instruments
ULN2003ADR by Texas Instruments is a NPN BJT with 7 elements, max IC of 0.5A, and VCEsat of 1.6V. Ideal for switching applications in small outline packages with Gull Wing terminals.
SS14
Meritek Electronics
RECTIFIER DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
North American Philips Discrete Products Div
N-CHANNEL; Configuration: SINGLE; Surface Mount: YES; Maximum Power Dissipation (Abs): .2 W; Operating Mode: ENHANCEMENT MODE; Maximum Drain Current (ID): .115 A;
USB3320C-EZK-TR
Standard Microsystems
INTERFACE CIRCUIT; Temperature Grade: INDUSTRIAL; Terminal Form: NO LEAD; No. of Terminals: 32; Package Code: HVQCCN; Package Shape: SQUARE;
C1206C104K5RACTU
KEMET Corporation
KEMET C1206C104K5RACTU is a ceramic capacitor with 0.1uF capacitance and 50V rated DC voltage. It has X7R temperature characteristics, -55 to 125 °C operating range, and ±10% tolerance. Ideal for SMT applications due to its rectangular package shape and wraparound terminals.
M39029/56351
Souriau
CONNECTOR ACCESSORY; MIL Conformity: YES; Contact Gender: FEMALE; Insertion Tools: M81969/14-10; Tool Settings: M22520/2-10; DIN Conformity: NO;
SMBJ18CA
TRANS VOLTAGE SUPPRESSOR DIODE; Terminal Position: DUAL; Terminal Form: C BEND; No. of Terminals: 2; Surface Mount: YES; Package Shape: RECTANGULAR;
NC7WZ07P6X
Fairchild Semiconductor
BUFFER; Temperature Grade: INDUSTRIAL; Terminal Form: GULL WING; No. of Terminals: 6; Package Code: TSSOP; Package Shape: RECTANGULAR;
Pro-an Electronic
Promax-johnton
OP550C
Tt Electronics Plc
OP550C by Tt Electronics Plc is a single phototransistor with a peak wavelength of 930nm. It operates b/w -40°C to 100°C, has a min collector-emitter breakdown voltage of 30V, and features through-hole mounting. Ideal for applications requiring infrared detection in compact spaces.
OP550A
OP550A by Tt Electronics Plc is a single phototransistor with a peak wavelength of 930nm. It operates b/w -40°C to 100°C, has a max power dissipation of 0.1W, and features an infrared range. Ideal for applications requiring precise light detection in compact spaces.
TPS606(LB)-B
Toshiba
PHOTO TRANSISTOR; Configuration: SINGLE; Shape: ROUND; Nominal Light Current: .01 mA; Infrared (IR) Range: NO; Minimum Collector-emitter Breakdown Voltage: 20 V;
SFH3204-Z
Osram Opto Semiconductors
SFH3204-Z by Osram Opto Semiconductors is a single phototransistor with peak wavelength of 920nm. It operates b/w -40 to 100°C, with max on-state current of 0.015A. Ideal for applications requiring IR detection in surface mount configurations.
SFH3219
Infineon Technologies
Infineon's SFH3219 phototransistor operates in -40 to 100°C range with peak wavelength of 950nm. With max power dissipation of 0.165W, it handles on-state current up to 0.015A. Ideal for surface mount applications, it features tin/lead terminal finish and low dark current of 50nA.
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.
QSC114
Onsemi
QSC114 by Onsemi is a 3mm phototransistor with peak wavelength of 880nm. It operates b/w -40 to 100 °C, has response time of 0.000007s, and can handle up to 0.1W power dissipation. Ideal for applications requiring IR detection in through-hole mounting configurations.
BPY62
Infineon's BPY62 phototransistor operates b/w -55°C to 125°C with peak wavelength of 850nm. It has a max power dissipation of 0.2W and can handle on-state current up to 0.1A. Ideal for applications requiring through-hole mounting, such as light sensing in industrial automation systems.
VEMT2000X01
Vishay Intertechnology
Vishay Intertechnology's VEMT2000X01 is a 1.8mm round phototransistor with peak wavelength of 860nm. It operates b/w -40°C to 100°C, with max power dissipation of 0.1W and on-state current of 0.05A. Ideal for IR applications due to its infrared range, it is surface mountable and has a min collector-emitter breakdown voltage of 20V.
SFH3211FA
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); Minimum Operating Temperature: -40 Cel; No. of Functions: 1; Maximum On State Current: .015 A;
SFH3211
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); No. of Functions: 1; Maximum Operating Temperature: 100 Cel; Peak Wavelength (nm): 860;
PT334-6C
Everlight Electronics
The Everlight Electronics PT334-6C is a 5mm phototransistor with peak wavelength of 940nm. It operates b/w -25°C to 85°C, with max power dissipation of 0.075W and nominal light current of 3.5mA. Ideal for applications requiring IR detection in through hole mounting configurations.
TPS605(LB)-B
PHOTO DARLINGTON; Minimum Operating Temperature: 0 Cel; Minimum Collector-emitter Breakdown Voltage: 30 V; Maximum Dark Current: 250 nA; Shape: ROUND; Maximum Operating Temperature: 70 Cel;
SML-810TBT86
ROHM
PHOTO TRANSISTOR; Terminal Finish: GOLD OVER NICKEL; JESD-609 Code: e4;
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.
TPS616(AB,F)
PHOTO TRANSISTOR; Mounting Feature: THROUGH HOLE MOUNT; Peak Wavelength (nm): 900; No. of Functions: 1; Maximum Operating Temperature: 85 Cel; Maximum On State Current: .02 A;
SPS289C
SPS289C by Onsemi 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 and on-state current up to 0.03A.
SFH313FA-4
Photo Transistors; Mounting Feature: THROUGH HOLE MOUNT; Terminal Finish: Tin/Lead (Sn/Pb); Maximum Dark Current: 200 nA; Maximum On State Current: .05 A; Maximum Power Dissipation: .2 W;
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.
TIL615
TIL615 by Texas Instruments is a phototransistor with peak wavelength of 900nm. It operates b/w -60°C to 125°C, dissipating up to 0.05W power. With a response time of 8ns and dark current of 25nA, it's ideal for through-hole mounting in various applications requiring precise light detection.
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PT91-21B/TR7
PHOTO TRANSISTOR; Mounting Feature: SURFACE MOUNT; Size: 1.9 mm; Maximum On State Current: .02 A; Infrared (IR) Range: YES; Maximum Dark Current: 100 nA;
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;
PT91-21C/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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