OB228x PWM Controller

Part   Number

Package

Fosc

PK   Load

OLP   Time

OCP   Compensation

VDD   OVP

OUT   OVP

Ext.

OTP

GND  

OPEN   Protection

Support   Forward Converter

OB2280

SOT23-6

65KHz

15ms

60ms

Duty   Compensation

Latch

Latch

Latch

Auto

N

OB2281

SOT23-6

65KHz

15ms

60ms

Duty   Compensation

Latch

Latch

Latch

N

N

OB2283

SOT23-6

65KHz

15ms

60ms

Duty   Compensation

Latch

Latch

Latch

Auto

N

OB2287

SOP8

Adjustable

N

250ms

Duty   Compensation

Auto

N

Latch

N

Y

OB2288

SOP8

Adjustable

N

250ms

N

Auto

N

Latch

N

Y