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CPS5389
Application
Bluetooth™ speakers
Quick charge power banks
Portable POS terminals
E-cigarette
The CPS5389 is a fully-integrated synchronous boost converter. The device provides a small and efficient power solution for portable equipment. The CPS5389 features wide input voltage range from 2.7V to 12V to support applications powered with single cell or two cell Lithium ion or polymer batteries. The CPS5389 supports 7A continuous switch current and provides output voltage up to 12.6V
| Part Number | CPS5389 | |
|---|---|---|
| Vin Range | 2.7~12V | |
| Abs. Max Vin | 14.5V | |
| Vout Range | 4.5~12.6V | |
| Max lout | 2A | |
| lQ | 30uA | |
| Fsw | 2.2MHz | |
| Control Mode | COT | |
| Other Feature | Support 12.6V output | |
| Package | FC QFN11 | |
Input voltage range from 2.7V to 12V
Output voltage range from 4.5V to 12.6V
Up to 90% efficiency at VIN=3.3V, VOUT=9V, IOUT=2A
Adjustable switching frequency range from 200kHz to 2MHz
Resistor-programmable peak current limit up to 10A for high pulse current
4ms built-in soft start time
PFM operation at light load
Internal output overvoltage protection at 13.2V
Cycle-by-cycle overcurrent protection
Thermal shutdown
Available in a 2.5mm x 2.0mm QFN-11 package