Datasheet Details
| Part number | LM3670 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.24 MB |
| Description | Miniature Step-Down DC-DC Converter |
| Datasheet |
 LM3670 Datasheet
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General Description
The LM3670 step-down DC-DC converter is optimized for powering ultralow voltage circuits from a single Li-Ion cell or three-cell NiMH/NiCd batteries.
It provides up to 350-mA load current, over an input voltage range from 2.5 V to 5.5 V.
Key Features
- 1 Input Voltage Range: 2.5 V to 5.5 V.
- Adjustable Output Voltages (VOUT): 0.7 V to 2.5 V.
- Fixed Output Voltages: 1.2 V, 1.5 V, 1.6 V, 1.8 V, 1.875 V, 3.3V.
- 15-µA Typical Quiescent Current.
- 350-mA Maximum Load Capability.
- 1-MHz PWM Fixed Switching Frequency (Typical).
- Automatic PFM and PWM Mode Switching.
- Low Dropout Operation.
- 100% Duty Cycle Mode.
- Internal Synchronous Rectification for High Efficiency.