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The MAX25249BATPO/VY is a miniature PMIC with four outputs for automotive camera applications. The device integrates three DC-DC converters and a high PSRR LDO, with OV/UV monitoring for all outputs. The MAX25249 features a 2.2MHz fixed frequency PWM mode for better noise resistance and load transient response.

Features;

Multi-functional, small size

1A Synchronous high voltage Buck converter

4.5V to 36V input voltage range

3V to 4V output voltage range, 50mV step size

Two synchronous low voltage Buck converters

OUT2 and OUT3 provide up to 1.2A current

0.8V to 3.9875V, 12.5mV step size

The LDO powers the camera sensor; 50dB @ 1kHz

2.2MHz operating frequency

Low level active RESET output - push-pull or open drain

High precision

±1.5% output voltage accuracy

±1.3% OV/UV monitoring accuracy

Diagnostics and characteristics

Meets ASIL-B standards

Redundant reference

Support the reliability of the automotive environment

Current mode, forced PWM mode

Overheating and short circuit protection

3.5mm x 3.5mm, 20-pin, TQFN package

-40°C to +125°C Grade 1 Automotive grade temperature range

Certified by AEC-Q100

Applications:

Front/rear/panoramic camera

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  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

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