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): 3/14頁
文件大?。?/td> 270K
代理商: ML4800
ML4800
REV. 1.0 10/10/2000
3
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
CC
= 15V, R
T
= 52.3k
, C
T
= 470pF, 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
30
65
90
μ
Feedback Reference Voltage
2.43
2.5
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
-40
-140
μ
A
Sink Current
V
IN
=
±
0.5V, V
OUT
= 1.5V
40
140
μ
A
Open Loop Gain
50
60
dB
Power Supply Rejection Ratio
11V < V
CC
< 16.5V
50
60
dB
CURRENT ERROR AMPLIFIER
Input Voltage Range
-1.5
2
V
Transconductance
V
NON INV
= V
INV
, VEAO = 3.75V
50
100
150
μ
Input Offset Voltage
0
4
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
-104
μ
A
Sink Current
V
IN
=
±
0.5V, V
OUT
= 1.5V
40
160
μ
A
Open Loop Gain
60
70
dB
Power Supply Rejection Ratio
11V < V
CC
< 16.5V
60
75
dB
OVP COMPARATOR
Threshold Voltage
2.65
2.75
2.85
V
Hysteresis
175
250
325
mV
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 .................................................-5V to 0.7V
Voltage on Any Other Pin......GND - 0.3V to V
CCZ
+ 0.3V
I
REF...........................................................................................
10mA
I
AC
Input Current .................................................... 10mA
Peak PFC OUT Current, Source or Sink ....................... 1A
Peak PWM OUT Current, Source or Sink .................... 1A
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
ML4800CX.................................................... 0
°
C to 70
°
C
ML4800IX .................................................. -40
°
C to 85
°
C
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ML4800_0109 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Power Factor Correction and PWM Controller Combo
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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