# BC857 (Component)

## Description

Bipolar Transistors \- BJT
BC857
SOT\-23\-3\_L2\.9\-W1\.6\-P1\.90\-LS2\.8\-BR
LCSC Part Number: C148244
JLCPCB Part Class: Extended Part
Manufactured by ST\(先科\) 

## Component Details

- **Owner:** lcsc
- **Created:** 10/30/2024
- **Last Updated:** 10/15/2026
- **Visibility:** Public
- **Manufacturer Name:** ST\(先科\)
- **Manufacturer Part Number:** BC857
- **Part Type:** Bipolar Transistors \- BJT
- **Package or Case Code:** SOT\-23\-3\_L2\.9\-W1\.6\-P1\.90\-LS2\.8\-BR
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/lcsc/1810010533\_ST\-Semtech\-BC857\_C148244\.pdf
- **Product Info Url:** https://lcsc\.com/product\-detail/Transistors\-NPN\-PNP\_BC857\-B\-220\-475\_C148244\.html
- **LCSC Part Number:** C148244
- **JLCPCB Part Class:** Extended Part
- **Used in:** 2 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 |
|------------|--------------------|-------|
| [LCSC](https://www.lcsc.com/product-detail/bipolar%20transistors%20-%20bjt_foshan%20blue%20rocket%20elec_bc857_C7429742.html) | N/A | N/A |
| [Mouser](https://www.mouser.com/en/ProductDetail/Rectron/BC857?qs=7pEAo90IqNFxVyLVhJlY7w%253D%253D) | $0\.27 | 0 |
| [Verical](https://www.verical.com/pd/ht-jinyu-semiconductor-unsorted-BC857-11609168?utm_currency=USD) | N/A | N/A |

- **Part Type:** Transistors
- **Sub-Type:** BJT
- **Manufacturer:** STMicroelectronics
- **MPN:** BC857
- **Mount Type:** PCB
- **Package / Case Code:** SOT\-23
- **Pin Count:** 3
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | B | Unspecified |
| 2 | E | Unspecified |
| 3 | C | Unspecified |

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*Generated from [https://flux\.ai/lcsc/bc857\~gzk5](https://flux.ai/lcsc/bc857~gzk5)*