Description
HT7936A/HT7936B White LED Step-up Charge Pump Converter .
The HT7936A and HT7936B are charge-pump type DC-DC step-up converter devices, which can generate regulated fixed output voltages of 5.
Features
* Input voltage range: 2.8V to VOUT
* Driving current: 110mA (HT7936A),
* Oscillator frequency: 1MHz
* Soft start function, current limit,
150mA (HT7936B)
* Fixed output voltage: 5V (HT7936A),
short circuit protection
* Small outline SOT23-6 package
4.5V (HT7936B)
Applica
Applications
* Cellular phones
* PDAs
* DSCs
* Handheld devices