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ML4802 Datasheet(PDF) 2 Page - Micro Linear Corporation

Part # ML4802
Description  PFC/PWM Controller Combo with Green Mode
PDF  15 Pages
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Manufacturer  MICRO-LINEAR [Micro Linear Corporation]
Direct Link  http://www.microlinear.com
Logo MICRO-LINEAR - Micro Linear Corporation

ML4802 Datasheet(HTML) 2 Page - Micro Linear Corporation

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ML4802
2
Datasheet
August 2000
PIN CONFIGURATION
PIN DESCRIPTION
PIN
NAME
FUNCTION
9
RAMP 2
PWM current feedback/overcurrent
limit input
10
GND
Ground
11
PWM OUT PWM driver output
12
PFC OUT
PFC driver output
13
VCC
Positive supply input
14
VREF
Buffered output for the internal 7.5V
reference
15
VFB
PFC voltage error amplifier input
16
VEAO
PFC voltage error amplifier output
PIN
NAME
FUNCTION
1
IEAO
PFC current error amplifier output
2
IAC
PFC gain control reference input
3
ISENSE
Current sense input to the PFC current
limit comparator
4
VRMS
Input for PFC RMS line voltage
compensation
5
SS
Connection point for the PWM soft start
capacitor
6
VDC
PWM feedback voltage input
7
RT/CT
Connection for master (PWM) oscillator
frequency setting components
8
RAMP 1
PFC ramp input
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
IEAO
IAC
ISENSE
VRMS
SS
VDC
RT/CT
RAMP 1
VEAO
VFB
VREF
VCC
PFC OUT
PWM OUT
GND
RAMP 2
TOP VIEW
ML4802
16-Pin PDIP (P16)
16-Pin Narrow SOIC (S16N)



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