Diodes AP1680 - Manual (Page 2)

LOW-POWER OFF-LINE PRIMARY SIDE REGULATION CONTROLLER AP1680
Preliminary Datasheet
2
BCD Semiconductor Manufacturing Limited Apr. 2011 Rev. 1. 0
Pin Configuration
Figure 2. Pin Configuration of AP1680 (Top View)
1
2
3 4
5
Pin 1 Dot by Marking
6
CS
OUT
VCC
GND
FB
GND
K6 Package
(SOT-23-6)
Pin Description
Pin Number Pin Name Function
1 OUT This pin drives the base of external power NPN switch
2, 5 GND Ground
3 VCC Supply voltage
4 CS The primary current sense
6 FB The voltage feedback from the auxiliary winding