# LTM4657 (Component)

## Description

Analog Devices 20VIN, 8A Step\-Down DC/DC uModule Regulator, BGA\-49
uModule Buck Regulator
Analog\*BGA\*6\.25x6\.25mm\*Layout7x7\*P0\.8mm\* 

## Component Details

- **Owner:** kicad\-part\-library
- **Created:** 10/28/2026
- **Last Updated:** 10/28/2026
- **Visibility:** Public
- **Part Type:** Power Management
- **Datasheet URL:** https://www\.analog\.com/media/en/technical\-documentation/data\-sheets/ltm4657\.pdf
- **Package or Case Code:** Analog\_BGA\-49\_6\.25x6\.25mm\_Layout7x7\_P0\.8mm
- **Manufacturer Part Number:** LTM4657
- **Manufacturer Name:** Analog Devices

- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Analog Devices
- **MPN:** LTM4657
- **Package / Case Code:** BGA
- **Pin Count:** 49
- **Logic Function:** Monitor
## Pins

| Pin | Name | Type |
|-----|------|------|
| A1 | V\_\{OUT\} | Power Out |
| A2 | V\_\{OUT\} | Passive |
| A3 | V\_\{OUT\} | Passive |
| A4 | V\_\{OUT\} | Passive |
| A5 | V\_\{OUT\} | Passive |
| A6 | T\_\{SENSE\}\+ | Passive |
| A7 | T\_\{SENSE\}\- | Passive |
| B1 | V\_\{OSNS\}\+ | Input |
| B2 | GND | Power In |
| B3 | INTV\_\{CC\} | Power Out |
| B4 | RUN | Input |
| B5 | PGOOD | Open Collector |
| B6 | GND | Passive |
| B7 | SW | Passive |
| C1 | FB | Input |
| C2 | V\_\{OSNS\}\- | Input |
| C3 | GND | Passive |
| C4 | GND | Passive |
| C5 | GND | Passive |
| C6 | GND | Passive |
| C7 | GND | Passive |
| D1 | COMPa | Passive |
| D2 | MODE/CLKIN | Passive |
| D3 | V\_\{IN\} | Power In |
| D4 | V\_\{IN\} | Passive |
| D5 | GND | Passive |
| D6 | GND | Passive |
| D7 | GND | Passive |
| E1 | FREQ | Passive |
| E2 | TRACK/SS | Passive |
| E3 | V\_\{IN\} | Passive |
| E4 | V\_\{IN\} | Passive |
| E5 | GND | Passive |
| E6 | GND | Passive |
| E7 | GND | Passive |
| F1 | COMPb | Passive |
| F2 | CLKOUT | Output |
| F3 | V\_\{OUT\} | Passive |
| F4 | V\_\{IN\} | Passive |
| F5 | GND | Passive |
| F6 | GND | Passive |
| F7 | GND | Passive |
| G1 | V\_\{OUT\} | Passive |
| G2 | V\_\{OUT\} | Passive |
| G3 | V\_\{OUT\} | Passive |
| G4 | V\_\{IN\} | Passive |
| G5 | PHMODE | Passive |
| G6 | GND | Passive |
| G7 | GND | Passive |

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*Generated from [https://flux\.ai/kicad\-part\-library/ltm4657\~y8f](https://flux.ai/kicad-part-library/ltm4657~y8f)*