功能特点

OB2262/OB2263 is a highly integrated PWM controller IC specially designed for low power AC/DC SMPS applications. Implemented with On-Bright patented proprietary technology, OB2262/OB2263 can provide a “No Y-CAP”AC/DC solution with distinguished advantages in low standby power, high efficiency, superior OCP compensation and a better EMI performance.

参数指标

• High performance, high power density design for low power SMPS

• Low BOM count and Cost

• Cycle-by-Cycle current limiting(OCP)

• Over load protection (OLP)

• VDD over voltage protection (OVP)

• Accurate OCP compensation over universal AC

• Frequency shuffling function to improve system EMI performance (OB2263) supporting no Y-Cap design

• Available in DIP8 and SOT23-6 packages,RoHS compliant

Topology：Flyback

Oper. Frequency：External

Max Vdd：30V

Freq. Shuffling：--

Standby Power：<0.3W

VDD OVP：A

Power on Softstart：Y

OLP/SCP：A

OTP：--

Brownout：--

PFC Control：--

Package：SOT23-6

【Note：L:Latch； A:Auto-recovery】

应用领域

• STB Power Supply

• LCD TV/PC Standby Power

• Low Power AC/DC SMPS(up to 30W)