ML4818CP Fairchild Semiconductor, ML4818CP Datasheet
ML4818CP
Manufacturer Part Number
ML4818CP
Description
Soft Switching PWM Controllers PFC Controller
Manufacturer
Fairchild Semiconductor
Type
Switching Controllerr
Specifications of ML4818CP
Number Of Outputs
Quad Output
Output Current
1500 mA
Switching Frequency
525 KHz
Maximum Operating Temperature
+ 70 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Package / Case
PDIP-24
Output Voltage
5 V
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Features
Block Diagram
ML4818
Phase Modulation/Soft Switching Controller
10
13
11
12
2
3
5
8
9
4
SHUTDOWN
CLOCK
R
C
RAMP
E/A OUT
INV
SOFT START
I
LIM
T
T
+5V
RC
3V
RESET
1V
OSC
0.7V
ERROR
–
–
+
+
AMP
+
+
–
+
I
–
2
MOD
I
1
V+
Q
R
S
Q
R
S
UNDER-VOLTAGE
T
R
S
T FLIP
FLOP
REFERENCE
LOCKOUT
General Description
Q
Q
Q
AND
*PINS 1, 6, 7, 15, 18, 19 AND 23 ARE GND
OUTPUTS
INHIBIT
DELAY
DELAY
DELAY
DELAY
www.fairchildsemi.com
V
V
V
REV. 1.0.3 6/21/01
CC
CC
CC
A2 OUT
A1 OUT
B1 OUT
B2 OUT
R
DELAY
V
GND
V
REF
CC
16
24
20
17
22
21
14
*
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