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Optical Couplers

Clock & Calculator ICs

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Audio Special Purpose

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Clock/Timing - Clock Buffers, Drivers

Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers

Clock/Timing - Delay Lines

Clock/Timing - IC Batteries

Clock/Timing - Programmable Timers and Oscillators

Clock/Timing - Real Time Clocks

Data Acquisition - ADCs/DACs - Special Purpose

Data Acquisition - Analog Front End (AFE)

Data Acquisition - Analog to Digital Converters (ADC)

Data Acquisition - Digital Potentiometers

Data Acquisition - Digital to Analog Converters (DAC)

Data Acquisition - Touch Screen Controllers

Embedded - CPLDs (Complex Programmable Logic Devices)

Embedded - DSP (Digital Signal Processors)

Embedded - FPGAs (Field Programmable Gate Array)

Embedded - FPGAs (Field Programmable Gate Array) with Microcontrollers

Embedded - Microcontroller, Microprocessor, FPGA Modules

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Embedded - Microcontrollers - Application Specific

Embedded - Microprocessors

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Interface - Analog Switches - Special Purpose

Interface - Analog Switches, Multiplexers, Demultiplexers

Interface - CODECs

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Interface - Direct Digital Synthesis (DDS)

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Interface - Filters - Active

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Interface - Sensor and Detector Interfaces

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Interface - Signal Buffers, Repeaters, Splitters

Interface - Signal Terminators

Interface - Specialized

Interface - Telecom

Interface - UARTs (Universal Asynchronous Receiver Transmitter)

Interface - Voice Record and Playback

Linear - Amplifiers - Audio

Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps

Linear - Amplifiers - Special Purpose

Linear - Amplifiers - Video Amps and Modules

Linear - Analog Multipliers, Dividers

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Logic - Buffers, Drivers, Receivers, Transceivers

Logic - Comparators

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Logic - Gates and Inverters - Multi-Function, Configurable

Logic - Latches

Logic - Multivibrators

Logic - Parity Generators and Checkers

Logic - Shift Registers

Logic - Signal Switches, Multiplexers, Decoders

Logic - Specialty Logic

Logic - Translators, Level Shifters

Logic - Universal Bus Functions

Memory - Batteries

Memory - Configuration Proms for FPGAs

Memory - Controllers

PMIC - AC DC Converters, Offline Switchers

PMIC - Battery Chargers

PMIC - Battery Management

PMIC - Current Regulation/Management

PMIC - Display Drivers

PMIC - Energy Metering

PMIC - Full, Half-Bridge Drivers

PMIC - Gate Drivers

PMIC - Hot Swap Controllers

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PMIC - Lighting, Ballast Controllers

PMIC - Motor Drivers, Controllers

PMIC - OR Controllers, Ideal Diodes

PMIC - PFC (Power Factor Correction)

PMIC - Power Distribution Switches, Load Drivers

PMIC - Power Management - Specialized

PMIC - Power Over Ethernet (PoE) Controllers

PMIC - Power Supply Controllers, Monitors

PMIC - RMS to DC Converters

PMIC - Supervisors

PMIC - Thermal Management

PMIC - V/F and F/V Converters

PMIC - Voltage Reference

PMIC - Voltage Regulators - DC DC Switching Controllers

PMIC - Voltage Regulators - DC DC Switching Regulators

PMIC - Voltage Regulators - Linear

PMIC - Voltage Regulators - Linear + Switching

PMIC - Voltage Regulators - Linear Regulator Controllers

PMIC - Voltage Regulators - Special Purpose

Specialized ICs






Power Supply

Smart Power Module

SCR,GTO and Diode


Darlington Transistors

RF Modules




Servo drive & amplifier & Servo

Diode Module

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Contactor & Breaker

Elevator Board

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Bipolar transistors


Carbon Film Resistors

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Chassis Mount Resistors

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Current Sense Resistors

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High Precision & Low TCR SMD Resistors

High Voltage Resistor

LED Strip Resistors

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Metal Oxide Film Resistors

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NTC Thermistors

PTC Thermistors


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Resistor Networks & Arrays

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Variable Resistors


Wirewound Resistors


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CL21 Capacitor

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High Voltage Capacitors

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Multilayer Ceramic Capacitors MLCC - Leaded

Multilayer Ceramic Capacitors MLCC - SMD/SMT

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Niobium Oxide Capacitors

Polyester Film Capacitors

Solid Polymer Electrolytic Capacitor

Supercapacitors & Ultracapacitors

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Trimmers, Variable Capacitors

Inductors & Ferrite Beads & Transformers


Current Transformers

General Inductors (TH)

HF Inductors

Inductors (SMD)

LINE Filter

Power Inductors

Power Transformer

RJ45 Transformer

Radial Inductor (TH)

The circular inductors





Ceramic Resonators

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Radial Cylinder Crystals

SAW Resonators

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SMD Oscillators(XO)


AV Connectors

Audio & Video Connectors

Banana and Tip Connectors

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Connector - Card Sockets


Connectors - Accessories

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D-Sub Connectors

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FFC, FPC (Flat Flexible) Connectors

Fiber Optic Connectors

IC & Component Sockets

LED Light Pipes

Mezzanine Connectors (Board to Board)

PCB Connectors - Headers, Male Pins

PCB Connectors - Headers, Receptacles, Female Sockets

PCB Connectors - Housings

Power Connectors

RF Connectors/Coaxial Connectors

Shunts & Jumpers

Terminal Blocks - Accessories

Terminal Blocks - Barrier Blocks

Terminal Blocks - Din Rail, Channel

Terminal Blocks - Headers, Plugs and Sockets


Test Clips

Test Points/Test Rings

USB Connectors

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Screw-type wiring

Spring-type wiring

Pluggable Terminal Blocks

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TLP621-1GR photocoupler


Utsource certified used partsUsed and refurbished parts offered by Utsource are guaranteed can be used normally.


  • Brand: Toshiba
  • DateCode: 06+
  • Package / Case: DIP4

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pravind ramhotar

mg Madagascar antananarivo

Length of registration:3 years

order received thanks

NJM78L18UA OZ9976GN ACPL-332J-000E S20C200C IPL65R230C7 SI9120DY-T1 TLP351 HN58C1001FP-15 TLP621-1GR L6203 L6207PD TOP250YN SI9120DY MJD350 8L05A K3235 24C04WP HCPL-314J ACPL-P480 W25Q128FVFG KEC Semicon KRC105S-RTK/P(20pcs) 1SS226 TD62003AFG 74ACT16374SSC ACPL-P340 POWER INTEGRATIONS LNK364DN-TL AD7545JN HD6445CP4





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Fernando Torres

br Brazil Sao Jose dos Campos

Length of registration:5 years

Very satisfied with

PS2805-4 PS2811-4 BUK224-50Y HLSR 50-P/SP4 U1660G RAS-1210 KDV804S-DD-RTK BSM100GD120DLC SK100WT16 ST72F521R9T6 V23086-C1001-A602 EG80296SA50 ACNW3190 TNY278PN TNY278GN 1000UF 16V SKIIP31NAB12T18 TLP701 RFD14N05 SKDH146/16-L75 PCA82C251T PCA82C250T PC925 BTA41-800B FF1400R12IP4 TLP621-1GR MSS50-1400 BTS4141N HCNW3120 BSM15GP120 (20pcs) DIP Aluminum Electrolytic Capacitor 10V 100uF 5*11mm





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Pavlo Tereshin

md Moldova Tiraspol

Length of registration:9 years

All OK

BS83B12A-3 M57719 2SC2694 CS5026E MIC4120YME STK4171II AP3983RCMTR-G1 AP3983GP7-G1 MQ1CE TLP621-1GR MN864729 A5970D013TR IRFB4110 RT8289GSP MAC4DCN-1G MT46V64M8TG-6TD PC844 BF495 IRS20955SPBF MPSA18 IXTP50N25T STM8S105C6T6 TLP155E SL0311 LMR16020PDDAR STP15810 Techcode Semicon TD6817TR ULN2068B MRF151G TDE1767ADP





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Alejandro Martin

es Spain Las Rozas de Madrid

Length of registration:9 years


FZ1600R17HP4_B21 QM150HY-H TM130RZ-M MG75Q2YS40 TLP621-1GR TC5020BP DSD625-25D DSI17-12A DS17-12A TEN4-2413 STTH6112TV2 QM100DY-H TLP626 HPR100 AD8511ARUZ SSM2165-2S ST7538P HT6264-70 HD64F3672FXV NE83C92A TDA2614 AD7893ARZ-5 QM100E2Y-H





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it Italy SACILE

Length of registration:1 years

It's all ok.

TLP621-1GR TLP521-2GB





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Part Number Seller's Name Stock Brand Package/Case Date Code Description Price
  • TLP621-1G

    Utsource 188622 TOSHIBA SOP - photocoupler US $0.29

    ZJ Electronics Co.,Ltd. 39 TOS SMD-4 98 US $0.24

    Utsource Original Store 4462 TOS SMD-4 98 US $0.29

  • TLP621-1GB

    Utsource 188667 TOS DIP4 00+ photocoupler US $0.29

    Mei Tai Electronics Co.,Ltd. 255 TOS SOP-4P 05+ US $0.32

    Mei Tai Electronics Co.,Ltd. 1350 TOS DIP/4P 04+ US $0.42

    Shenzhen tiancheng development electronics co. LTD 900000 TOSHIBA DIP4 17+ US $0.13

    Shenzhen tiancheng development electronics co. LTD 900000 TOSHIBA SOP4 17+ US $0.13

    Shenzhen JinShenDaWei Technology CO.,LTD 1000 TOS DIP4 - US $0.87

    XING HONG TAI KE JI Technology Co.,Ltd. 5276 TOSHIBA DIP4 14+ US $0.14

    Tian Tian Yuan Electronics Co.,Ltd. 289 TOSHIBA DIP4 0924+ US $0.61

    Chao Feng Wei Electronics Co.,Ltd. 358 TOSHIBA DIP4 0527+ US $0.42

    Chao Feng Wei Electronics Co.,Ltd. 358 TOSHIBA DIP4 0527+ US $0.42

    ZJ Electronics Co.,Ltd. 223 TOSHIBA DIP-4 03+ US $0.16

    Utsource Original Warehouse No.5 329 TOSHIBA DIP4 - US $0.38

    Hua Rui Ke Chuang Electronics Co.,Ltd. 488 TOSHIBA DIP-4 0421+ US $0.34

    Sheng Tai Xin Yuan Electronics Co,Ltd 180 TOSHIBA DIP4 10+ US $0.40

    Utsource Original Store 4678 TOS SOP-4P 05+ US $0.44

  • TLP621-1GB (P/B)


    Mei Tai Electronics Co.,Ltd. 55100 TOS DIP/4P 11+ US $0.51

    Utsource Original Store 59523 TOS DIP/4P 11+ US $0.70

  • TLP621-1GB(FT

    Utsource 188827 TOS 0835 Inquiry

  • TLP621-1GB P621 P621GB

    Shenzhen Bixinda Technology Co., Ltd. 999999 TOSHIBA DIP-4 NEWEST US $0.19

  • TLP621-1GB(GB,F,T) (P/B)

    Mei Tai Electronics Co.,Ltd. 1772 TOS DIP/4P 11+ US $0.51

    Utsource Original Store 6195 TOS DIP/4P 11+ US $0.70

  • TLP621-1GR

    Utsource 192459 TOSHIBA DIP4 06+ photocoupler US $0.72

    Mei Tai Electronics Co.,Ltd. 400 TOS DIP 05+ US $0.25

    ZJ Electronics Co.,Ltd. 198 TOS DIP-4 0842. US $0.36

    Utsource Original Store 4823 TOS DIP 05+ US $0.35

  • TLP621-1GRL

    Utsource 188827 TOS /DIP/4P 01+ photocoupler Inquiry

  • TLP621-1GB(P/B)

    Utsource 188827 TOS SOP-4P 06+ photocoupler Inquiry

    Mei Tai Electronics Co.,Ltd. 1653 TOS SOP-4P 08+ US $0.53

    Utsource Original Store 6076 TOS SOP-4P 08+ US $0.73

  • TLP621-1GR-TP

    Utsource 188827 TOS SOP-4P 02+ photocoupler Inquiry

    Mei Tai Electronics Co.,Ltd. 2293 TOS SOP-4P 08+ US $0.32

    Utsource Original Store 6716 TOS SOP-4P 08+ US $0.44

  • TLP621-1GRTP1FT

    Utsource 274249 TOS SOP 1131 Inquiry

  • TLP621-1GB/G

    Utsource 188827 TOSHIBA DIP4 10+ Inquiry

  • TLP621-1GB(GBFT)

    Utsource 46195 TOS DIP/4P 11+ US $0.37

  • TLP621-1GR (P/B)

    Mei Tai Electronics Co.,Ltd. 170 TOS DIP/4P 11+ US $0.38

    Utsource Original Store 4593 TOS DIP/4P 11+ US $0.52


TLP621-1GR has several brands around the world that may have alternate names for TLP621-1GR due to regional differences or acquisition. TLP621-1GR may also be known as the following names:

  • TOS


Stock Status: 192459

Minimum: 30

Add to Cart

Total Price:

Unit Price:0.72000

  • ≥1: US $0.72000 US $0.64800
  • ≥10: US $0.28800 US $0.25920
  • ≥100: US $0.25920 US $0.23328
  • ≥1000: US $0.24480 US $0.22032
  • ≥2500: US $0.23040 US $0.20736
  • ≥5000: US $0.21600 US $0.19440
  • ≥10000: US $0.20160 US $0.18144
More: Inquiry


Freight calculation

Arrive in 3-5 days

Express:(FEDEX, UPS, DHL, TNT)Free shipping on first 0.5kg for orders over 150$,Overweight will be charged separately

Freight Calculation
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Product New Used

Stop production experts, we can provide a large number of electronic components that have been stopped production and are difficult to find, to facilitate the maintenance company

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