SP2788B
SP2788B is Main Line Power Up Non-Isolated Buck APFC LED Driver manufactured by SPMICRO.
- Part of the SP2788A comparator family.
- Part of the SP2788A comparator family.
Features
General Description
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- Active PFC for High power factor and low THD
- Built-in HV start-up and IC power supply circuit, The VDD power supply resistors and power feedback circuits from LED chips are not needed
- 600V high voltage MOSFET integrated
- ±3% LED output current accuracy
- Excellent line and load regulation Quasi-Resonant (QR) Buck topology
- System efficiency up to 95%
- Ultra low start up & operating current
- Cycle-by-cycle current limit
- LED short protection
- LED open protection
- Over-temperature protection
The SP2788X are built-in HV start-up and IC power supply circuit, main line power up constant current LED regulators with high current accuracy which applies to single stage step-down power factor corrected LED drivers. 600V power MOSFET is integrated, which can significantly simplify the design of LED lighting system.
High accuracy of output...
