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1 Introduction
1.1 bq2416x IC Features
The bq24165, 24166, 24167 integrates a synchronous PWM controller, power MOSFETs, input current
sensing, high-accuracy current and voltage regulation, charge termination and power path management
into a chipscale package. Key integrated circuit (IC) features include:
• High-efficiency, fully integrated, NMOS-NMOS, synchronous buck charger with 1.5-MHz frequency
• Integrated power FETs for up to 2.5-A charge rate
• Power path management between battery and system voltages
For details, see the bq24165, 24166, 24167 data sheet (SLUSAP4).
1.2 bq24165, 24166, 24167 EVM Features
The bq24165, 24166, 24167 evaluation module (EVM) is a complete charger module for evaluating
compact, flexible, high-efficiency, USB-friendly, switch-mode battery charge and power path management
solution for single-cell, Li-ion and Li-polymer battery-powered systems used in a wide range of portable
applications. Key EVM features include:
• Programmable charge current, input current on, and V
INDPM
threshold using jumpers
• Input power connectors for both USB input and ac adapter
• Programmable charge current, input current on, and V
INDPM
threshold using jumpers
• IN operating range of 4.2 V – 10 V
• USB operating range of 4.2 V – 6 V
• LED indication for status signals
• Test points for key signals available for testing purposes. Easy probe hook-up
2
Chipscale-Packaged bq24165, 24166, 24167 Evaluation Modules SLUU497B –December 2011–Revised June 2012
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