# MAX77972EWX\+T (Component)

## Description

1\-Cell Battery Fuel Gauge and 3A Charger IC – Integrated battery\-management IC combining a buck charger, ModelGauge fuel gauge, USB Type\-C/BC1\.2 detection, and battery power management for single\-cell Li\-ion, Li\-polymer, and LiFePO₄ batteries\. The Analog Devices MAX77972EWX\+T supports 13\.7 V input operation, up to 3\.15 A programmable charging current, and 3\.4 V to 4\.66 V programmable charge voltage\. It provides I²C control, USB Type\-C detection, OTG boost operation, and JEITA temperature\-based charging control\. The device is housed in a 36\-WLP package and operates from −40°C to \+85°C\.

\#AnalogDevices \#MAX77972 \#BatteryManagement \#BatteryCharger \#FuelGauge \#USBTypeC \#I2C \#LiIon \#LiPo \#LiFePO4 \#PowerManagement \#PMIC

## Component Details

- **Owner:** silicon\-yard
- **Created:** 9/9/2026
- **Last Updated:** 9/9/2026
- **Visibility:** Public
- **Manufacturer Name:** Analog Devices
- **Datasheet URL:** https://www\.analog\.com/media/en/technical\-documentation/data\-sheets/max77972\.pdf
- **Part Type:** Connectors
- **Manufacturer Part Number:** MAX77972EWX\+T
- **Symbol Style:** parametric\-v1
- **Used in:** 1 project

## Distributor Pricing (qty 1)

*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*

| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Digi\-Key](https://www.digikey.com/en/products/detail/analog-devices-inc-maxim-integrated/MAX77972EWX-T/24614771) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C44261558.html) | $7\.2648 | 0 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Analog-Devices-Maxim-Integrated/MAX77972EWX%252bT?qs=wT7LY0lnAe1x%25252BxKgYFwpkw%253D%253D) | $5\.78 | 2\.3K |

- **Part Type:** Connectors
- **Sub-Type:** Power Connectors
- **Manufacturer:** Analog Devices
- **MPN:** MAX77972EWX\+T
- **Mount Type:** Base
- **Package / Case Code:** TO
- **Pin Count:** 36
## Pins

| Pin | Name | Type |
|-----|------|------|
| D2 | LX\_2 |  |
| D5 | BATT\_2 |  |
| D6 | BATT\_3 |  |
| B2 | CHGIN\_2 |  |
| E5 | SYS\_2 |  |
| F1 | BST |  |
| D1 | LX\_1 |  |
| E6 | SYS\_3 |  |
| B1 | CHGIN\_1 |  |
| E4 | SYS\_1 |  |
| C1 | BYP\_1 |  |
| D3 | LX\_3 |  |
| F2 | PVL |  |
| C2 | BYP\_2 |  |
| D4 | BATT\_1 |  |
| A5 | VDD |  |
| A4 | THM |  |
| A1 | VCHG |  |
| B5 | BATTSN |  |
| C4 | BATTSP\_/CSN |  |
| C5 | CSP |  |
| A2 | ICHG |  |
| C3 | INOKB |  |
| A3 | STAT |  |
| E3 | CHGEN |  |
| B4 | ALRT |  |
| B6 | SCL |  |
| C6 | SDA |  |
| F6 | DN |  |
| F5 | DP |  |
| B3 | DATAMUX |  |
| F3 | CC1 |  |
| F4 | CC2 |  |
| E1 | PGND\_1 |  |
| E2 | PGND\_2 |  |
| A6 | GND |  |

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*Generated from [https://flux\.ai/silicon\-yard/max77972ewxplust\~p5](https://flux.ai/silicon-yard/max77972ewxplust~p5)*