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- Voltage detector IC  
- Reset IC  
 
- Li+ Battery Charger IC
- Coin Battery Charger IC
- LA Battery Charger IC
- LiFePO4 Battery Charger IC
- Solar Panel-Powered Charger IC
- NIMH Battery Charger IC
- SuperCapacitor Charger IC
 
- WLED Driver
 
- DC-DC Converter
 
- LDO
 
- Amplifiers
 

 

 
CN5309 PFM Step-Up DC-DC Controller IC
Wide Input Voltage: 2.7V to 6.5V
Fixed Output Voltage of 9V
High efficiency: 94%
Chip Enable Input
CN3305 PFM Step-up Multi-cell Battery Charger IC
Wide Input Voltage: 2.7V to 6.5V
Output Power up to 35W
Quasi-CV mode to Compensate for the Voltage Loss on Battery Internal Resistance and Trace Resistance
Good adaptability to Input Supply with Limited Driving Capability
CN3387  PFM Step-up Multi-cell NIMH Battery Charger IC
Wide Input Voltage: 2.7V to 6.5V
Output Power up to 35W
Maintenance Charge Mode to Guarantee Fully-charged Battery
Charging terminated by Timer
Chip Enable Input
CN3304 PFM Step-up 4-cell Lithium Battery Charger IC
Wide Input Voltage: 2.7V to 6.5V
Output Power up to 35W
Quasi-CV mode to Compensate for the Voltage Loss on Battery Internal Resistance and Trace Resistance
Good adaptability to Input Supply with Limited Driving Capability
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