參數(shù)資料
型號: ML4805
廠商: Fairchild Semiconductor Corporation
元件分類: 基準電壓源/電流源
英文描述: Variable Feedforward PFC/PWM Controller Combo
中文描述: 可變前饋式PFC / PWM控制器組合
文件頁數(shù): 2/13頁
文件大?。?/td> 125K
代理商: ML4805
ML4805
2
REV. 1.1 3/9/2001
PIN CONFIGURATION
PIN DESCRIPTION
PIN
NAME
FUNCTION
9
RAMP 2
PWM ramp sense input
10
ILIM
PWM current limit sense input
11
AGND
Analog ground
12
PGND
Power ground
13
PWM OUT PWM driver output
14
PFC OUT
PFC driver output
15
V
CC
Positive supply (connected to an
internal shunt regulator).
16
V
REF
Buffered output for the internal 7.5V
reference
17
V
FB
PFC transconductance voltage error
amplifier input
18
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
R
T
C
T
Connection for oscillator frequency
setting components
8
RAMP 1
PFC ramp input
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
IEAO
IAC
ISENSE
VRMS
SS
VDC
RTCT
RAMP 1
RAMP 2
VEAO
VFB
VREF
VCC
PFC OUT
PWM OUT
PGND
AGND
ILIM
TOP VIEW
ML4805
18-Pin PDIP (P18)
18-Pin SOIC (S18)
相關(guān)PDF資料
PDF描述
ML4805CP Variable Feedforward PFC/PWM Controller Combo
ML4805CS Variable Feedforward PFC/PWM Controller Combo
ML4805IP Variable Feedforward PFC/PWM Controller Combo
ML4805IS Variable Feedforward PFC/PWM Controller Combo
ML4810 High Frequency PWM Controller(高頻PWM控制器)
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ML4805CP 功能描述:功率因數(shù)校正 IC DIP-18 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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel
ML4805CS 功能描述:功率因數(shù)校正 IC SOIC-WIDE-18 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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel
ML4805CSX 功能描述:功率因數(shù)校正 IC SOIC-WIDE-18 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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel
ML4805IP 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Variable Feedforward PFC/PWM Controller Combo
ML4805IS 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:Variable Feedforward PFC/PWM Controller Combo