Texas Instruments BQ25858-Q1EVM User Manual

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EVM User's Guide: BQ25858-Q1EVM
BQ25858-Q1 Evaluation Module
Description
The BQ25858 evaluation module (EVM) is a complete
evaluation systems for the BQ25858-Q1 IC. The
BQ25858EVM has a max input and output of 55V and
a max output current of 10A.
The BQ25858-Q1 IC is a wide voltage, bidirectional
switched-mode buck-boost controller. This device
offers high-efficiency power conversion over a wide
voltage range with output CC-CV control. This IC has
a wide input range of 4.2V to 60V and a wide output
range of up to 60V.
Get Started
1. Order the EVM on ti.com
2. Order the EV2400 or
with the EVM
3. Download the BQ25858 BQZ file or use the
Charger GUI
4. Download the BQ25858EVM design files on
ti.com
SLUUD99 – FEBRUARY 2025
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Features
• Wide input voltage operating range: 4.2V to 55V
• Wide output operating range: up to 55V
• Synchronous buck-boost DC/DC controller with
NFET drivers
– Adjustable switching frequency from 200kHz to
600kHz
– Optional synchronization to external clock
– Optional gate driver supply input for optimized
efficiency
2
• I C-controlled or resistor programmable options
• Power up from battery (reverse mode) output 4V to
55V
• High safety integration
– Adjustable input overvoltage and undervoltage
protection
– Output overvoltage and overcurrent protection
Description
BQ25858-Q1 Evaluation Module 1