3.0Mhz High Efficiency, Low IQ Synchronous Boost Converter
Features
- Wide Input Voltage Range: 2.5V – 5.5V
- Output Voltage Options: 3.0V – 5.7V with default 5.0V*.
- Up to 1.0A Output Current
- 3MHz PWM Switching Frequency
- High Efficiency and Low Quiescent Current
- Over 94% Efficiency
- 1µA Shutdown Current
- 35µA Quiescent Current in Pass Through
- 60µA Quiescent Current in PFM Operation
- ±2% DC Voltage Accuracy in PWM mode
- Undervoltage Lockout (UVLO)
- Short Circuit Protection
- Hiccup Current Limit
- Over Temperature Protection
- Selectable Pass Through Mode or True Load Disconnect During Shutdown
- Output Capacitor Pre-Charge and Soft-Start
- Pb-free 9-Bump, WLCSP 1.38mm x 1.38mm
- RoHS and Green Compliant
- -40°C to 85°C Operating Temperature Range
Applications
- Smartphones and Tablets
- Mobile Internet Devices
- USB OTG
- Wearables
- Portable Devices
Key Electrical Specifications
| Vin(Min) | Vin(Max) | Vout | Iout | IQ | Control | FSW | Package |
| 2.7V | 5.5V | 3.0V – 5.7V: default 5.0V* | 1.0A | 60µA | EN | 3.0MHz | WLCSP-9 |
*Contact sales for other options
Typical Application Diagram
