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)： 3/14頁
文件大?。?/td> 278K
代理商： ML4801
ML4801
REV. 1.0 10/10/2000
3
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
CC
= 15V, R
T
= 29.4k
, R
RAMP1
= 15.4k
, C
T
= 270pF, C
RAMP1
= 620pF,
T
A
= Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VOLTAGE ERROR AMPLIFIER
Input Voltage Range
0
5
V
Transconductance
V
NON INV
= V
INV
, VEAO = 3.75V
40
65
80
μ
Feedback Reference Voltage
2.43
2.50
2.57
V
Input Bias Current
Note 2
-0.5
-1.0
μ
A
Output High Voltage
6.0
6.7
V
Output Low Voltage
0.1
0.4
V
Source Current
V
IN
=
±
0.5V, V
OUT
= 6V
V
IN
=
±
0.5V, V
OUT
= 1.5V
-40
-70
-150
μ
A
Sink Current
40
70
150
μ
A
Open Loop Gain
60
70
dB
PSRR
11V < V
CC
< 16.5V
60
70
dB
CURRENT ERROR AMPLIFIER
Input Voltage Range
-1.5
2
V
Transconductance
V
NON INV
= V
INV
, VEAO = 3.75V
60
100
120
μ
Input Offset Voltage
0
8
15
mV
Input Bias Current
-0.5
-1.0
μ
A
Output High Voltage
6.0
6.7
V
Output Low Voltage
0.65
1.0
V
Source Current
V
IN
=
±
0.5V, V
OUT
= 6V
-40
-70
-150
μ
A
Sink Current
V
IN
=
±
0.5V, V
OUT
= 1.5V
40
70
150
μ
A
Open Loop Gain
55
65
dB
PSRR
11V < V
CC
< 16.5V
60
75
dB
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
V
CC..............................................................................................
18V
I
SENSE
Voltage .................................................. -3V to 5V
Voltage on Any Other Pin ...... GND - 0.3V to V
CC
+ 0.3V
I
REF...........................................................................................
20mA
I
AC
Input Current .....................................................10mA
Peak PFC OUT Current, Source or Sink .................500mA
Peak PWM OUT Current, Source or Sink...............500mA
PFC OUT, PWM OUT Energy Per Cycle................... 1.5
μ
J
Junction Temperature ............................................. 150
°
C
Storage Temperature Range......................–65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................... 260
°
C
Thermal Resistance (
θ
JA
)
Plastic DIP ........................................................80
°
C/W
Plastic SOIC ...................................................105
°
C/W
OPERATING CONDITIONS
Temperature Range
ML4801CX................................................. 0
°
C to 70
°
C
ML4801IX ............................................... -40
°
C to 85
°
C
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
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