ML4841 データシートの表示（PDF） - Fairchild Semiconductor
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ML4841 Datasheet PDF : 15 Pages
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ML4841
Pin Configuration
ML4841
16-Pin PDIP (P16)
IEAO 1
16 VEAO
IAC 2
ISENSE 3
VRMS 4
SS 5
15 VFB
14 VREF
13 VCC
12 PFC OUT
VDC 6
11 PWM OUT
RT/CT 7
10 GND
RAMP 1 8
9 RAMP 2
TOP VIEW
PRODUCT SPECIFICATION
Pin Description
PIN
NAME
1
IEAO
2
IAC
3
ISENSE
4
VRMS
5
SS
6
VDC
7
RTCT
8
RAMP 1
9
RAMP 2
10
GND
11
PWM OUT
12
PFC OUT
13
VCC
14
VREF
15
VFB
16
VEAO
FUNCTION
PFC transconductance current error amplifier output
PFC gain control reference input
Current sense input to the PFC current limit comparator
Input for PFC RMS line voltage compensation
Connection point for the PWM soft start capacitor
PWM voltage feedback input
Connection for oscillator frequency setting components
PFC ramp input
PWM ramp current sense input
Ground
PWM driver output
PFC driver output
Positive supply (connected to an internal shunt regulator).
Buffered output for the internal 7.5V reference
PFC transconductance voltage error amplifier input
PFC transconductance voltage error amplifier output
2
REV. 1.0.3 6/13/01
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