OB339F switch equivalent, high precision off-line primary-side pwm power switch.
including Cycle-by-Cycle current limiting, VDD OVP, VDD clamp and UVLO. Excellent EMI performance is achieved with On-Bright proprietary frequency shuffling technique. OB.
Low Power AC/DC offline SMPS for
* LED applications
Fig.1. Typical CC/CV Curve
.
TYPICAL APPLICATION
©On-Bright E.
OB339F is a primary side regulation off-line LED lighting controller which can achieve accurate LED current. It significantly simplifies LED lighting system design by eliminating the secondary side feedback circuitry. Proprietary Constant Voltage (CV.
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