# LM51772RHAR (Component)
## Description
Switching Controllers 55V wide VIN four-switch buck-boost controller with I2C interface 3.3V up to 48V in 20mV
1
595-LM51772RHAR
https://www.mouser.co.uk/ProductDetail/Texas-Instruments/LM51772RHAR?qs=IKkN%2F947nfBOHJ3rP7ur6g%3D%3D
Texas Instruments
LM51772RHAR
## Component Details
- **Owner:** 3xalted0n3
- **Created:** 5/19/2025
- **Last Updated:** 5/19/2025
- **Visibility:** Public
- **Manufacturer Part Number:** LM51772RHAR
- **Package or Case Code:** QFN50P600X600X100-41N-D
- **Manufacturer Name:** Texas Instruments
- **Datasheet URL:** https://www.ti.com/lit/ds/symlink/lm51772.pdf
- **Used in:** 6 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/lm51772rhar/texas-instruments.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C41383743.html) | $10.2294 | 54 |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/LM51772RHAR?qs=IKkN%2F947nfBOHJ3rP7ur6g%3D%3D) | $7.31 | 2.5K |
- **Manufacturer:** Texas Instruments
- **MPN:** LM51772RHAR
- **Package / Case Code:** QFN
- **Pin Count:** 41
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | VCC1 | |
| 2 | SS/ATRK | |
| 3 | SYNC | |
| 4 | DTRK | |
| 5 | SDA/(CFG3) | |
| 6 | SCL(CFG4) | |
| 7 | MODE | |
| 8 | CFG2 | |
| 9 | ADDR/SLOPE(CFG1) | |
| 10 | CDC | |
| 11 | NFLT | |
| 12 | RT | |
| 13 | COMP | |
| 14 | FB/NINT | |
| 15 | VIN-FB | |
| 16 | ILIMCOMP/ISET | |
| 17 | AGND | |
| 18 | VOUT | |
| 19 | ISNSN | |
| 20 | ISNSP | |
| 21 | CSB | |
| 22 | CSA | |
| 23 | SW1 | |
| 24 | HO1 | |
| 25 | HB1 | |
| 26 | NC_1 | |
| 27 | LO1 | |
| 28 | PGND | |
| 29 | VCC2 | |
| 30 | LO2 | |
| 31 | HB2 | |
| 32 | HO2 | |
| 33 | SW2 | |
| 34 | NC_2 | |
| 35 | DRV1 | |
| 36 | VIN | |
| 37 | EN/UVLO | |
| 38 | NRST | |
| 39 | NC_3 | |
| 40 | BIAS | |
| 41 | GND | |
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*Generated from [https://www.flux.ai/3xalted0n3/lm51772rhar~wn](https://www.flux.ai/3xalted0n3/lm51772rhar~wn)*