# TPS51397ARJER (Component)
## Description
DC-DC Converters
TPS51397ARJER
QFN-20_L3.0-W3.0-P0.45-BL-EP1.0
LCSC Part Number: C1518754
JLCPCB Part Class: Extended Part
Manufactured by TI(德州仪器)
## Component Details
- **Owner:** lcsc
- **Created:** 11/5/2024
- **Last Updated:** 11/5/2024
- **Visibility:** Public
- **Manufacturer Part Number:** TPS51397ARJER
- **Manufacturer Name:** TI(德州仪器)
- **Part Type:** DC-DC Converters
- **Package or Case Code:** QFN-20_L3.0-W3.0-P0.45-BL-EP1.0
- **JLCPCB Part Class:** Extended Part
- **LCSC Part Number:** C1518754
## 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/tps51397arjer/texas-instruments.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/TPS51397ARJER/13535473) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C1518754.html) | $1.042 | 134 |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/TPS51397ARJER?qs=zW32dvEIR3tVIiXzefAlYA%3D%3D) | $1.43 | 1.4K |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Other
- **Manufacturer:** Texas Instruments
- **MPN:** TPS51397ARJER
- **Mount Type:** PCB
- **Package / Case Code:** 20-QFN
- **Pin Count:** 21
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | BST | |
| 2 | VIN | |
| 3 | VIN | |
| 4 | VIN | |
| 5 | VIN | |
| 6 | SW | |
| 7 | PGND | |
| 8 | PGND | |
| 9 | PGOOD | |
| 10 | NC | |
| 11 | SS | |
| 12 | EN | |
| 13 | AGND | |
| 14 | FB | |
| 15 | MODE | |
| 16 | SW | |
| 17 | VCC | |
| 18 | PGND | |
| 19 | SW | |
| 20 | SW | |
| 21 | EP | |
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*Generated from [https://www.flux.ai/lcsc/tps51397arjer~0d6m](https://www.flux.ai/lcsc/tps51397arjer~0d6m)*