Datasheet Details
| Part number | STBB3J |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 2.07 MB |
| Description | high efficiency single inductor buck-boost DC-DC converter |
| Datasheet |
 STBB3J Datasheet
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General Description
The STBB3J is a fixed frequency, high efficiency, buck-boost DC-DC converter which provides output voltages from 1.2 V to 5.5 V starting from input voltage from 1.8 V to 5.5 V.
Key Features
- Input voltage range from 1.8 V to 5.5 V.
- 2 A output current at 3.3 V in buck mode (VIN = 3.6 V to 5.5 V).
- 800 mA output current at 3.3 V in boost mode (VIN 2.0 V).
- Typical efficiency higher than 94%.
- ± 2% DC feedback voltage tolerance.
- Automatic transition between step-down and boost mode.
- Adjustable output voltage from 1.2 V to 5.5 V.
- Power save mode (PS) at light load.
- 2.0 MHz fixed switching frequency.