cs2843aln8 ON Semiconductor, cs2843aln8 Datasheet - Page 2

• Manufacturer Part Number: cs2843aln8
• Description: Off?line Current Mode Pwm Control Circuit With Undervoltage Lockout
• Manufacturer: ON Semiconductor

COMP
Sense
GND
OSC
V
V
CC
FB
Amplifier
+
−
(8.4 V/7.6 V)
COMP
Sense
16 V/10 V
34 V
OSC
Error
V
FB
2.50 V
Oscillator
DIP−8 & SO−8
1
V
Undervoltage
Lock−out Circuit
C
( ) Indicates CS2843A/3843A
8
2R
Figure 1. Block Diagram
GND
V
V
V
R
OUT
REF
CC
PIN CONNECTIONS
http://onsemi.com
Reset
Set/
Enable
Output
1.0 V
2
Reference
5.0 V
COMP
Current
Sensing
Comparator
Sense
OSC
V
NC
NC
NC
FB
1
S
R
SO−14
PWM
Latch
14
NOR
Internal
V
NC
V
V
V
Pwr GND
GND
Bias
REF
CC
CC
OUT
Pwr
V
V
V
Pwr GND
CC
REF
OUT
Pwr