Datasheet Details
| Part number | MP3421 |
|---|---|
| Manufacturer | Monolithic Power Systems |
| File Size | 466.51 KB |
| Description | Synchronous Step-Up Converter |
| Datasheet |
 MP3421 Datasheet
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General Description
The MP3421 is a high-efficiency, synchronous, current
mode, step-up converter with true output disconnect.
The MP3421 starts up from low input voltage (as low as 1.9V) while providing in-rush current limiting and output short-circuit protection.
Key Features
- Support 5V/2.1A Output at 2.8V Input.
- Up to 98% Efficiency.
- 1.9V to 5.5V Input Range.
- 2.5V to 5.5V Output Range.
- Internal Synchronous Rectifier.
- 600kHz Fixed-Switching Frequency.
- >5.5A Switch-Current Limit Capability.
- 43uA Quiescent Current.
- High-Efficiency over Full-Load Range.
- Internal Soft-start and Compensation.
- Output-Load Disconnect from Input.
- OCP, SCP, OVP and OTP Protection.