參數(shù)資料
型號: ML4800
廠商: Fairchild Semiconductor Corporation
元件分類: 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)
文件頁數(shù): 2/14頁
文件大?。?/td> 270K
代理商: ML4800
ML4800
2
REV. 1.0 10/10/2000
PIN CONFIGURATION
PIN DESCRIPTION
PIN
NAME
FUNCTION
9
DC I
LIMIT
PWM cycle-by-cycle current limit
comparator input
10
GND
Ground
11
PWM OUT
PWM driver output
12
PFC OUT
PFC driver output
13
V
CC
Positive supply
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
Slew rate enhanced PFC
transconductance error amplifier output
2
I
AC
PFC AC line reference input to Gain
Modulator
3
I
SENSE
Current sense input to the PFC Gain
Modulator
4
V
RMS
PFC Gain Modulator RMS line voltage
compensation input
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 the current sense input;
when in voltage mode, it is the PWM
modulation ramp input.
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
ML4800
16-Pin PDIP (P16)
16-Pin Narrow SOIC (S16N)
相關(guān)PDF資料
PDF描述
ML4801CP Variable Feedforward PFC/PWM Controller Combo
ML4801CS Variable Feedforward PFC/PWM Controller Combo
ML4801IP Variable Feedforward PFC/PWM Controller Combo
ML4801IS Variable Feedforward PFC/PWM Controller Combo
ML4801 Variable Feedforward PFC/PWM Controller Combo(前饋可變PFC/PWM控制器組合芯片)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ML4800_0109 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Power Factor Correction and PWM Controller Combo
ML4800CP 功能描述:功率因數(shù)校正 IC PFC Controller PWM Combo RoHS:否 制造商:Fairchild Semiconductor 開關(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
ML4800CP 制造商:Fairchild Semiconductor Corporation 功能描述:IC PFC/PWM COMBO 4800 DIP16
ML4800CP_NL 功能描述:功率因數(shù)校正 IC Power Factor PWM Contrl 0.2mA 81KHz RoHS:否 制造商:Fairchild Semiconductor 開關(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
ML4800CP_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