參數(shù)資料
型號: ML4801
廠商: Fairchild Semiconductor Corporation
英文描述: Variable Feedforward PFC/PWM Controller Combo(前饋可變PFC/PWM控制器組合芯片)
中文描述: 可變前饋式PFC / PWM控制器組合(前饋可變式PFC /脈寬調(diào)制控制器組合芯片)
文件頁數(shù): 4/14頁
文件大?。?/td> 278K
代理商: ML4801
ML4801
4
REV. 1.0 10/10/2000
ELECTRICAL CHARACTERISTICS
(Continued)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
OVP COMPARATOR
Threshold Voltage
2.65
2.75
2.85
V
Hysteresis
175
250
325
mV
PFC I
LIMIT
COMPARATOR
Threshold Voltage
-0.9
-1.0
-1.1
V
PFC I
LIMIT
Threshold - Gain Modulator Output
120
220
mV
Delay to Output
150
300
ns
DC I
LIMIT
COMPARATOR
Threshold Voltage
1.4
1.5
1.6
V
Input Bias Current
±
0.3
±
1
μ
A
Delay to Output
150
300
ns
V
IN
OK COMPARATOR
Threshold Voltage
2.4
2.5
2.6
V
Hysteresis
0.8
1.0
1.2
V
GAIN MODULATOR
Gain (Note 3)
I
AC
= 100
μ
A, V
RMS
= V
FB
= 0V
I
AC
= 50
μ
A, V
RMS
= 1V, V
FB
= 0V
I
AC
= 50
μ
A, V
RMS
= 1.8V, V
FB
= 0V
I
AC
= 100
μ
A, V
RMS
= 3.3V, V
FB
= 0V
IAC = 100
μ
A
0.65
0.85
1.05
1.90
2.20
2.40
0.90
1.05
1.25
0.20
0.30
0.40
Bandwidth
10
MHz
Output Voltage
I
AC
= 350
μ
A, V
RMS
= 1V,
V
FB
= 0V
0.65
0.75
0.85
V
OSCILLATOR
Initial Accuracy
T
A
= 25oC
188
200
212
kHz
Voltage Stability
11V < V
CC
< 16.5V
1
%
Temperature Stability
2
%
Total Variation
Over Line and Temp
182
218
kHz
Ramp Valley to Peak Voltage
2.5
V
PFC Dead Time
350
470
600
ns
C
T
Discharge Current
V
RAMP 2
= 0V, V
RAMP 1
= 2.5V
3.5
5.5
7.5
mA
相關(guān)PDF資料
PDF描述
ML4802CP PFC/PWM Controller Combo with Green Mode
ML4802CS PFC/PWM Controller Combo with Green Mode
ML4802IP PFC/PWM Controller Combo with Green Mode
ML4802IS PFC/PWM Controller Combo with Green Mode
ML4802 PFC/PWM Controller Combo with Green Mode(綠色模式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
ML4801 WAF UP 制造商:Fairchild Semiconductor Corporation 功能描述:
ML4801CP 功能描述:功率因數(shù)校正 IC DIP-16 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
ML4801CS 功能描述:功率因數(shù)校正 IC SOIC-16 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
ML4801CSX 功能描述:功率因數(shù)校正 IC SOIC-16 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
ML4801IP 功能描述:功率因數(shù)校正 IC DIP-16 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