MC34674CEPR2 - NXP USA Inc.

Manufacturer Part Number

MC34674CEPR2

Manufacturer

NXP Semiconductors

Introduction

The MC34674CEPR2 is a power management integrated circuit designed for charging lithium ion / polymer single-cell batteries.

Product Features and Performance

Programmable constant-current charging

Integrates a timer for charge control

Provides over voltage fault protection

Support for up to 650mA charge current

Optimized for 4.2V lithium-ion/polymer battery packs

Compatible with supply voltages up to 10V

Designed to operate over a wide temperature range of -40°C to 85°C

Surface mount 8-UFDFN exposed pad package

Product Advantages

Highly integrated single-cell lithium-ion/polymer battery charger

Precision end-of-charge voltage control

Automatic recharge feature

Small and compact 8-UDFN package

Extended temperature range supports varied environments

Key Technical Parameters

Battery Chemistry: Lithium Ion/Polymer

Number of Cells: 1

Current - Charging: Constant - Programmable

Charge Current - Max: 650mA

Battery Pack Voltage: 4.2V

Voltage - Supply (Max): 10V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: 8-UFDFN Exposed Pad

Supplier Device Package: 8-UDFN (3x2)

Quality and Safety Features

Over voltage protection to safeguard against voltage spikes

Industry-standard ESD and EMC performance

Compatibility

Suited for a variety of lithium-ion/polymer single cell battery applications

Application Areas

Consumer Electronics

Portable Devices

Smartphones

Wireless Peripherals

Product Lifecycle

Obsolete status

Potential for replacement or upgrades depending on NXP Semiconductors' current portfolio

Several Key Reasons to Choose This Product

Ideal for compact portable device battery charging solutions

Proven reliability from NXP Semiconductors, a leading semiconductor manufacturer

Advanced safety features to protect batteries during charging

Easy integration into system design with programmable charging parameters

Support for common single-cell lithium battery technologies

Enhanced thermal performance with exposed pad UFDFN package

Robust operation over a wide temperature range suitable for harsh conditions