參數(shù)資料
型號(hào): ML4841CP
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: Variable Feedforward PFC/PWM Controller Combo
中文描述: 0.5 A POWER FACTOR CONTROLLER WITH POST REGULATOR, PDIP16
封裝: PLASTIC, DIP-16
文件頁(yè)數(shù): 8/15頁(yè)
文件大?。?/td> 129K
代理商: ML4841CP
ML4841
PRODUCT SPECIFICATION
2
REV. 1.0.3 6/13/01
Pin Conguration
Pin Description
PIN
NAME
FUNCTION
1
IEAO
PFC transconductance current error amplifier output
2IAC
PFC gain control reference input
3ISENSE
Current sense input to the PFC current limit comparator
4VRMS
Input for PFC RMS line voltage compensation
5SS
Connection point for the PWM soft start capacitor
6VDC
PWM voltage feedback input
7RTCT
Connection for oscillator frequency setting components
8
RAMP 1
PFC ramp input
9
RAMP 2
PWM ramp current sense input
10
GND
Ground
11
PWM OUT
PWM driver output
12
PFC OUT
PFC driver output
13
VCC
Positive supply (connected to an internal shunt regulator).
14
VREF
Buffered output for the internal 7.5V reference
15
VFB
PFC transconductance voltage error amplifier input
16
VEAO
PFC transconductance voltage error amplifier output
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
ML4841
16-Pin PDIP (P16)
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