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NCL30488B Series

Single Stage CC/CV PSR Controller

Manufacturer: ON Semiconductor

Catalog

Single Stage CC/CV PSR Controller

Key Features

Integrated 700 V HV Startup
Precise current regulation accuracy (<±2% typical)
Precise voltage regulation accuracy (<±1% typical)
PF(>0.95)/THD(<10%)
Quasi-resonant control
Optional PSR/SSR mode
Standby Mode
Protections - BO/ Line OVP/ VCC OVP - LED Open/ short protection - Winding / Diode short protection - TSD

Description

AI
The NCL30488B is a high PF Single stage Constant Current and Constant Voltage PSR PWM controller for Flyback/ Buck-Boost/ Sepic/ Boost. This controller operates in a QR mode to provide high efficiency. Thanks to a novel control method, the device is able to tightly regulate a constant LED current from the primary side. The device is highly integrated with a minimum number of external components. A robust suite of safety protection is built in to simplify the design