參數(shù)資料
型號(hào): ML4824
廠商: Fairchild Semiconductor Corporation
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: Power Factor Correction and PWM Controller Combo(功率因數(shù)校正器和PWM控制器組合芯片)
中文描述: 功率因數(shù)校正和PWM控制器組合(功率因數(shù)校正器和脈寬調(diào)制控制器組合芯片)
文件頁(yè)數(shù): 2/16頁(yè)
文件大?。?/td> 148K
代理商: ML4824
ML4824
2
REV. 1.0 10/12/2000
PIN CONFIGURATION
PIN DESCRIPTION
PIN
NAME
FUNCTION
9
DC I
LIMIT
PWM current limit comparator input
10
GND
Ground
11
PWM OUT PWM driver output
12
PFC OUT
PFC driver output
13
V
CC
Positive supply (connected to an
internal shunt regulator)
14
V
REF
Buffered output for the internal 7.5V
reference
15
V
FB
PFC transconductance voltage error
amplifier input
16
VEAO
PFC transconductance voltage error
amplifier output
PIN
NAME
FUNCTION
1
IEAO
PFC transconductance current error
amplifier output
2
I
AC
PFC gain control reference input
3
I
SENSE
Current sense input to the PFC current
limit comparator
4
V
RMS
Input for PFC RMS line voltage
compensation
5
SS
Connection point for the PWM soft start
capacitor
6
V
DC
PWM voltage feedback input
7
RAMP 1
Oscillator timing node; timing set
by R
T
C
T
8
RAMP 2
When in current mode, this pin
functions as as the current sense input;
when in voltage mode, it is the PWM
input from PFC output (feed forward
ramp).
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
IEAO
IAC
ISENSE
VRMS
SS
VDC
RAMP 1
RAMP 2
VEAO
VFB
VREF
VCC
PFC OUT
PWM OUT
GND
DC ILIMIT
TOP VIEW
ML4824
16-Pin PDIP (P16)
16-Pin Wide SOIC (S16W)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ML4824_03 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:Power Factor Correction and PWM Controller Combo
ML4824CP1 功能描述:功率因數(shù)校正 IC PFC Controller PWM Combo RoHS:否 制造商:Fairchild Semiconductor 開(kāi)關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel
ML4824CP-1 制造商:MICRO-LINEAR 制造商全稱(chēng):MICRO-LINEAR 功能描述:Power Factor Correction and PWM Controller Combo
ML4824CP1"32 制造商:Fairchild Semiconductor Corporation 功能描述:Power Factor Controller IC
ML4824CP1_Q 功能描述:功率因數(shù)校正 IC PFC Controller PWM Combo RoHS:否 制造商:Fairchild Semiconductor 開(kāi)關(guān)頻率:300 KHz 最大功率耗散: 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel