HT7733SA
HT7733SA is 200mA PFM Synchronous Step-up DC/DC Converter manufactured by Holtek Semiconductor.
- Part of the HT7727SA comparator family.
- Part of the HT7727SA comparator family.
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 200m A
- Ultra low supply current IDD: 5μA (Typ.)
- Low ripple and low noise
- Low shutdown current: 0.1μA (Typ.)
- TO92, SOT89, SOT23 and SOT23-5 package
Applications
- Palmtops/PDAs
- Portable municators/Smartphones
- Cameras/Camcorders
- Battery-powered equipment
General Description
The HT77xx SA devices are a high efficiency PFM synchronous step-up DC-DC converter series which are designed to operate with both wire wound chip power inductors and also with multi-layered chip power inductors. The device series have the advantages of extremely low start-up voltage as well as high output voltage accuracy. Being manufactured using CMOS technology ensures ultra low supply...
