G2257 Datasheet 4+1 channels PMIC

Manufacturer: Global Mixed-mode Technology

Download the G2257 datasheet PDF. This datasheet also includes the G2257-GlobalMixed variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

G2257 4+1 channels pmic by Global Mixed-mode Technology - Datasheet Preview — Note: The manufacturer provides a single datasheet file (G2257-GlobalMixed-modeTechnology.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number	G2257
Manufacturer	Global Mixed-mode Technology
File Size	1.12 MB
Description	4+1 channels PMIC
Datasheet	G2257 Datasheet

General Description

The G2257 provide a complete power supply solution for handsets or data card.

It contains four dc/dc converters, and one LDO to power each critical blocks of the system, and is optimized for maximum battery life, featuring a low ground current when in standby mode operation.

All channels DC/DC converters operate at 1.5MHz to optimize size, cost, and efficiency.

Overview

Global Mixed-mode Technology 4+1 channels PMIC G2257.

Key Features

2.7V ~ 5.5V Input Voltage Operation.
95% Efficient DC/DC Converter.
Independent Enable Control.
Built-in 4-ch synchronous buck converter, and 1-ch LDO.
Bucks can be set to lower quiescent current at low load.
180o Phase Shifted architecture.
Fixed 1.5MHz switching frequency.
Built-In Short Circuit Protection (SCP), Under Voltage Protection (UVP), and cycle-by cycle current limit for DC/DC Converters.
Built-In Th.

More Datasheets from Global Mixed-mode Technology

Part Number	Description
G220	Ultra320 Multi-mode LVD/SE SCSI Terminator
G2202	7-Channel DC-DC Converter
G2202B	7-Channel DC-DC Converter
G2204	7-Channel DC-DC Converter
G2204B	7-Channel DC-DC Converter
G2204C	7-Channel DC-DC Converter
G2204D	7-Channel DC-DC Converter
G2205	7+6 Channels PMIC
G2206	6+3 Channels PMU and Li-ion Battery Charger
G2207	6+6 Channels PMU