# FMB3946 (Component)

## Description

200mA IC, 40V Vce, Dual NPN/PNP Transistors, SuperSOT\-6
NPN/PNP Transistor
SuperSOT\* 

## Component Details

- **Owner:** kicad\-part\-library
- **Created:** 10/28/2026
- **Last Updated:** 10/28/2026
- **Visibility:** Public
- **Datasheet URL:** https://storage\.googleapis\.com/graviton\-electric\-symbols/document\_assets/user\-uploaded/fda741b2e8489b0a91b92574ad9d80cec64cc044e0099a573d5ecf10ce06f785\.pdf
- **Manufacturer Name:** ON Semiconductor
- **Package or Case Code:** SuperSOT\-6
- **Part Type:** Transistor
- **Manufacturer Part Number:** FMB3946

## 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/fmb3946/on-semiconductor?region=nac) | N/A | N/A |
| [Digi\-Key](https://www.digikey.com/en/products/detail/onsemi/FMB3946/1049200) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C462752.html) | N/A | N/A |
| [Mouser](https://www.mouser.com/en/ProductDetail/onsemi/FMB3946?qs=P36CEcFBmYzw6LE0LG4XVw%253D%253D) | $0\.69 | 8\.5K |
| [Verical](https://www.verical.com/pd/on-semiconductor-bjt---general-purpose-FMB3946-5723042?utm_currency=USD) | N/A | N/A |

- **Part Type:** Transistors
- **Sub-Type:** NPN
- **Manufacturer:** ON Semiconductor
- **MPN:** FMB3946
- **Package / Case Code:** Other
- **Pin Count:** 6
- **Drain To Source Voltage:** 40V
- **Continuous Drain Current:** 200mA
## Pins

| Pin | Name | Type |
|-----|------|------|
| 1 | B1 | Input |
| 2 | E2 | Passive |
| 3 | B2 | Input |
| 4 | C2 | Passive |
| 5 | E1 | Passive |
| 6 | C1 | Passive |

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*Generated from [https://flux\.ai/kicad\-part\-library/fmb3946\~8h2](https://flux.ai/kicad-part-library/fmb3946~8h2)*