Typical application. STMicroelectronics STODD03
Below you will find brief information for STODD03. This 2-channel power management IC integrates a step-down converter for 3.3 V fixed output and a step-up converter to power blue lasers. Features include high efficiency, synchronous rectification, internal soft-start, enable functions, true cutoff, and an integrated motor control power switch, all in a compact QFN16 package.
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Key features
1.2 MHz DC-DC current mode PWM converter
Integrated motor control power switch (1A)
Step-down converter: 3.3V fixed output up to 700mA
Step-up converter: Output current up to 500mA (6.5V - 14V)
Synchronous rectification for high efficiency (90%)
Step-down power-save mode at light load
Available in QFN16 (4 x 4 mm) package
Frequently asked questions
The input voltage range is from 4 V up to 6 V.
The step-down converter provides a fixed output voltage of 3.3 V.
The step-down converter can handle up to 700 mA load.
The step-up converter can output up to 500 mA.
The device includes soft-start control, thermal shutdown, and peak current limit to prevent damage due to accidental overload.