# SP0503BAHTG (Component)
## Description
ESD Protection Devices
SP0503BAHTG
SOT-143-4_L2.9-W1.3-P1.92-LS2.4-BL
LCSC Part Number: C3040626
JLCPCB Part Class: Extended Part
Manufactured by TECH PUBLIC(台舟) Littelfuse SP050xBA TVS diode array family designed for electrostatic discharge (ESD) and transient overvoltage protection of low-voltage signal, control and data lines up to 5VDC. Available in 2, 3, 4, 5 and 6 channel configurations, utilizing avalanche TVS diode technology with low clamping voltage, low off-state capacitance and fast response time below 1ns. Provides IEC 61000-4-2 Level 4 ESD protection up to 30kV air discharge and 30kV contact discharge. Suitable for USB, GPIO, communication interfaces, portable electronics, keyboards, digital cameras, handheld devices and embedded systems. Available in SC70, SOT23, SOT143 and MSOP surface-mount packages.
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## Component Details
- **Owner:** lcsc
- **Created:** 11/4/2024
- **Last Updated:** 6/4/2026
- **Visibility:** Public
- **LCSC Part Number:** C3040626
- **Part Type:** ESD Protection Devices
- **Package or Case Code:** SOT-143-4_L2.9-W1.3-P1.92-LS2.4-BL
- **Datasheet URL:** https://www.littelfuse.com/assetdocs/tvs-diode-array-spasp050xba-lead-freegreen-datasheet?assetguid=15a03de1-f0c6-457a-95f1-55d449fdd756
- **JLCPCB Part Class:** Extended Part
- **Manufacturer Name:** TECH PUBLIC(台舟)
- **Manufacturer Part Number:** SP0503BAHTG
- **Used in:** 29 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 |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/sp0503bahtg/littelfuse?utm_currency=USD®ion=europe) | $0.4675 | 3K |
| [Digi-Key](https://www.digikey.com/en/products/detail/littelfuse-inc/SP0503BAHTG/1154308) | N/A | N/A |
| [HQonline](https://www.hqonline.com/product-detail/container-for-static-controller-tech-public-sp0503bahtg-2500409919) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C41364459.html) | N/A | N/A |
| [Mouser](https://www.mouser.com/ProductDetail/Littelfuse/SP0503BAHTG?qs=uD%2FdkN7XIa0NTYXwHdELYA%3D%3D) | $1.05 | 17K |
| [TME](https://www.tme.com/us/en-us/katalog/?queryPhrase=SP0503BAHTG-LF) | N/A | N/A |
| [Verical](https://www.verical.com/pd/littelfuse-tvs-SP0503BAHTG-116020?utm_currency=USD) | N/A | N/A |
- **Part Type:** Circuit Protection Devices
- **Manufacturer:** FILL IN
- **MPN:** SP0503BAHTG
- **Mount Type:** Surface Mount
- **Package / Case Code:** MSOP
- **Pin Count:** 4
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | 1 | |
| 2 | 2 | |
| 3 | 3 | |
| 4 | 4 | |
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*Generated from [https://www.flux.ai/lcsc/sp0503bahtg~ew8w](https://www.flux.ai/lcsc/sp0503bahtg~ew8w)*