# LM51231-Q1 (Component)
## Description
2.2-MHz wide-VIN, synchronous boost controller with output voltage tracking #CommonPartsLibrary #IntegratedCircuit #PowerManagement #DCDC-Switching-Controller
## Component Details
- **Owner:** jecstronic
- **Created:** 12/5/2023
- **Last Updated:** 12/5/2023
- **Visibility:** Public
- **Manufacturer Part Number:** LM51231QRGRRQ1
- **Datasheet URL:** https://www.ti.com/lit/ds/symlink/lm51231-q1.pdf
- **License:** https://creativecommons.org/licenses/by/4.0/
- **Manufacturer Name:** Texas Instruments
- **Part Type:** Power Management
- **Used in:** 10 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/lm51231qrgrrq1/texas-instruments?utm_currency=USD®ion=asia) | N/A | N/A |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/LM51231QRGRRQ1/17748485) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C6286802.html) | $3.0674 | 3.4K |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/LM51231QRGRRQ1?qs=IPgv5n7u5QYUtrf8%252Bwemgg%3D%3D) | $5.18 | 5.4K |
| [Verical](https://www.verical.com/pd/texas-instruments-dc-to-dc-controller-LM51231QRGRRQ1-12000974?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Power Management
- **Manufacturer:** Texas Instruments
- **MPN:** LM51231QRGRRQ1
- **Pin Count:** 21
- **Logic Function:** Monitor
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | CSP | |
| 2 | CSN | |
| 3 | VOUT/SENSE | |
| 4 | PGOOD | |
| 5 | HO | |
| 6 | SW | |
| 7 | HB | |
| 8 | BIAS | |
| 9 | VCC | |
| 10 | PGND | |
| 11 | LO | |
| 12 | MODE | |
| 13 | UVLO/EN | |
| 14 | SYNC/DITHER/VH | |
| 15 | RT | |
| 16 | VREF/_RANGE | |
| 17 | SS | |
| 18 | TRK | |
| 19 | AGND | |
| 20 | COMP | |
| 21 | EP | |
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*Generated from [https://www.flux.ai/jecstronic/lm51231-q1~jcm](https://www.flux.ai/jecstronic/lm51231-q1~jcm)*