ml4822cs Microsemi Corporation, ml4822cs Datasheet - Page 2

• Manufacturer Part Number: ml4822cs
• Description: Average Current Controller
• Manufacturer: Microsemi Corporation

ML4822
PIN CONFIGURATION
PIN DESCRIPTION
2
1 (1)
2 (2)
3 (3)
4 (4)
5 (5)
6 (6)
7 (7)
PIN
NAME
VEAO
IEAO
I
I
V
R
ZV SENSE
SENSE
AC
T
RMS
C
ZV SENSE
T
I SENSE
VEAO
V RMS
R T C T
IEAO
I AC
14-Pin DIP (P14)
FUNCTION
Transconductance voltage error
amplifier output.
Transconductance current error
amplifier output.
Current sense input to the PFC
current limit comparator.
PFC gain modulator reference input.
Input for RMS line voltage
compensation.
Connection for oscillator frequency
setting components.
Input to the high speed zero voltage
crossing comparator.
1
2
3
4
5
6
7
ML4822
TOP VIEW
(Pin number in parentheses is for 16-pin package)
14
13
12
11
10
9
8
FB
REF
V CC
PFC OUT
ZVS OUT
PWR GND
GND
8 (10) GND
9 (11) PWR GND Return for the PFC and ZVS driver
10 (12) ZVS OUT ZVS MOSFET driver output.
11 (13) PFC OUT PFC MOSFET driver output.
12 (14) V
13 (15) REF
14 (16) FB
PIN
ZV SENSE
NAME
I SENSE
VEAO
V RMS
IEAO
R T C T
CC
N/C
I AC
16-Pin SOIC (S16W)
1
2
3
4
5
6
7
8
FUNCTION
Analog signal ground.
outputs.
Shunt-regulated supply voltage.
Buffered output for the internal
7.5V reference.
Transconductance voltage error
amplifier input.
TOP VIEW
ML4822
16
15
14
13
12
11
10
9
FB
REF
V CC
PFC OUT
ZVS OUT
PWR GND
GND
N/C