Datasheet Details
| Part number | ADP2121 |
|---|---|
| Manufacturer | Analog Devices |
| File Size | 2.25 MB |
| Description | Synchronous Step-Down DC-to-DC Converter |
| Datasheet |
 ADP2121 Datasheet
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General Description
The ADP2121 is a high frequency, low quiescent current step-down dc-to-dc converter optimized for portable applications in which board area and battery life are critical constraints.
The 6 MHz operating frequency enables the use of tiny ceramic inductors and capacitors.
Key Features
- Peak efficiency: 92% Operating frequency: 6 MHz Typical quiescent current in auto mode: 36 μA Fixed output voltage: 1.8 V, 1.82 V, 1.85 V, 1.875 V, 2.3 V Maximum guaranteed load current: 600 mA at VIN = 2.7 V to 5.5 V Input voltage: 2.3 V to 5.5 V Typical shutdown supply current: 0.3 μA Automatic power-saving mode Compatible with tiny multilayer inductors Internal synchronous rectifier Internal compensation Internal soft start Output to ground short-circuit protection Cycle-by-cycle current-limi.