Description
HT77xxSA 200mA PFM Synchronous Step-up DC/DC Converter .
The HT77xxSA devices are a high efficiency PFM synchronous step-up DC-DC converter series which are designed to operate with both wire wound chip powe.
Features
* Low start-up voltage: 0.7V (Typ. )
* High efficiency: 2.7V ≤ VOUT ≤ 5.0V upper 90%
(Typ. )
* High output voltage accuracy: ±2.5%
* Output voltage: 2.7V, 3.0V, 3.3V, 3.7V, 5.0V
* Output current up to 200mA
* Ultra low supply current IDD: 5μA (Typ.
Applications
* Palmtops/PDAs
* Portable communicators/Smartphones
* Cameras/Camcorders