Preliminary Datasheet

Primary Side Power Switcher for Off-line SMPS

AP3968/69/70/70S

Dec. 2011 Rev. 1. 4

BCD Semiconductor Manufacturing Limited

6

Absolute Maximum Ratings (Note 2)

Parameter

Symbol

Value

Unit

Supply Voltage

-0.3 to 22

V

FB Input Voltage

-1 to 10

V

Collector-emitter Voltage

700

V

AP3968/69

1.5

AP3970

4

Collector DC Current

AP3970S

3.2

A

Operating Junction Temperature

150

ºC

Storage Temperature

-65 to 150

ºC

Lead Temperature (Soldering, 10

sec)

300

ºC

ESD (Machine Model)

200

V

ESD (Human Body Model)

2000

V

Note 2: Stresses greater than those listed under “Absolute Maximum Ratings” may cause permanent damage to

the device. These are stress ratings only, and functional operation of the device at these or any other conditions

beyond those indicated under “Recommended Operating Conditions” is not implied. Exposure to “Absolute

Maximum Ratings” for extended periods may affect device reliability.

Recommended Operating Conditions

Parameter

Symbol

Min

Max

Unit

Supply Voltage

22

V

Operating Temperature Range

-40

85

°C

Maximum Operating Frequency

60

kHz