# TLP521-4GB (Component) ## Description 55V 5.3kV 400mV@2.4mA,8mA 4 6V 1.15V DC DIP-16 Transistor, Photovoltaic Output Optoisolators ROHS Optocouplers - Phototransistor Output TLP521-4GB DIP-16_L19.8-W6.5-P2.54-LS7.6-BL LCSC Part Number: C191698 JLCPCB Part Class: Extended Part Manufactured by ISOCOM(英国安数光) ## Component Details - **Owner:** lcsc - **Created:** 11/5/2024 - **Last Updated:** 4/24/2025 - **Visibility:** Public - **Operating Temperature:** -30°C ~ 100°C - **Current - DC Forward:** 50mA - **Package or Case Code:** DIP-16_L19.8-W6.5-P2.54-LS7.6-BL - **Part Type:** Optocouplers - Phototransistor Output - **Manufacturer Name:** ISOCOM(英国安数光) - **Product Info Url:** https://lcsc.com/product-detail/Others_Isocom-Components_TLP521-4GB_Isocom-Components-TLP521-4GB_C191698.html - **Forward Voltage:** 1.15V - **JLCPCB Part Class:** Extended Part - **Reverse Voltage:** 6V - **Output Current:** 50mA - **Voltage Output:** 55V - **Manufacturer Part Number:** TLP521-4GB - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Isocom-Components-TLP521-4GB_C191698.pdf - **LCSC Part Number:** C191698 - **Used in:** 3 projects ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [Digi-Key](https://www.digikey.com/en/products/detail/isocom-components-2004-ltd/TLP521-4GB/20379917) | N/A | N/A | | [HQonline](https://www.hqonline.com/product-detail/photocouplers-isocom-tlp521-4gb-2500350806) | $0.29941 | 394 | | [LCSC](https://www.lcsc.com/product-detail/C36498908.html) | $0.5723 | 0 | | [Verical](https://www.verical.com/pd/isocom-components-photocoupler---trans-photovolt-TLP521-4GB-4444210?utm_currency=USD) | N/A | N/A | - **Part Type:** Sensors - **MPN:** TLP521-4GB - **Mount Type:** PCB - **Package / Case Code:** 16-DIP - **Pin Count:** 16 - **Compliance:** Rohs ## Pins | Pin | Name | Type | |-----|------|------| | 1 | ANODE1 | | | 2 | CATHODE1 | | | 3 | ANODE2 | | | 4 | CATHODE2 | | | 5 | ANODE3 | | | 6 | CATHODE3 | | | 7 | ANODE4 | | | 8 | CATHODE4 | | | 9 | EMITTER4 | | | 10 | COLLECTOR4 | | | 11 | EMITTER3 | | | 12 | COLLECTOR3 | | | 13 | EMITTER2 | | | 14 | COLLECTOR2 | | | 15 | EMITTER1 | | | 16 | COLLECTOR1 | | --- *Generated from [https://www.flux.ai/lcsc/tlp521-4gb~11vg](https://www.flux.ai/lcsc/tlp521-4gb~11vg)*