參數(shù)資料
型號: ML4802
廠商: Fairchild Semiconductor Corporation
英文描述: PFC/PWM Controller Combo with Green Mode(綠色模式PFC/PWM控制器組合芯片)
中文描述: 式PFC / PWM控制器組合(綠色模式功率因數(shù)校正/脈寬調(diào)制控制器組合芯片綠色模式)
文件頁數(shù): 4/15頁
文件大?。?/td> 321K
代理商: ML4802
ML4802
Datasheet August 2000
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 ILIMIT COMPARATOR
Threshold Voltage
–0.9
–1
–1.1
V
PFC ILIMIT Threshold - Gain Modulator Output
120
220
mV
Delay to Output
150
300
ns
DC ILIMIT COMPARATOR
Threshold Voltage
1.4
1.5
1.6
V
Input Bias Current
±
0.3
±
1
μ
A
Delay to Output
150
300
ns
VIN OK COMPARATOR
Threshold Voltage
2.33
2.43
2.55
V
Hysteresis
0.8
1.0
1.2
V
GAIN MODULATOR
Gain (Note 3)
IAC = 100
μ
A, VRMS = VFB = 0V
0.6
0.8
1.05
IAC = 50
μ
A, VRMS = 1.2V, VFB = 0V
1.8
2
2.80
IAC = 50
μ
A, VRMS = 1.8V, VFB = 0V
0.8
1
1.25
IAC = 100
μ
A, VRMS = 3.3V, VFB = 0V 0.2
0.3
0.4
Bandwidth
IAC = 100
μ
A
10
MHz
Output Voltage
IAC = 250
μ
A, VRMS = 1.15V,
VFB = 0V
0.6
0.75
0.9
V
OSCILLATOR
Initial Accuracy
TA = 25oC
188
200
212
kHz
Voltage Stability
11V < VCC < 16.5V
1
%
Temperature Stability
2
%
Total Variation
Line, Temp
182
218
kHz
Ramp Valley to Peak Voltage
2.5
V
Dead Time
PFC Only
260
400
ns
CT Discharge Current
VRAMP 2 = 0V, VRAMP 1 = 2.5V
3.5
5.5
7.5
mA
GREEN MODE
VGMT-L
Green Mode Threshold Low
VGMT = VDC –VLS
70
275
mV
VGMT-H
Green Mode Threshold High
VGMT = VDC –VLS
360
580
mV
VLS
Level Shift
1.25
V
相關(guān)PDF資料
PDF描述
ML4803 8-Pin PFC and PWM Controller Combo(八腳PFC/PWM控制器組合芯片)
ML4804CP Power Factor Correction and PWM Controller Combo
ML4804CS Power Factor Correction and PWM Controller Combo
ML4804IP Power Factor Correction and PWM Controller Combo
ML4804IS Power Factor Correction and PWM Controller Combo
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參數(shù)描述
ML4802CP 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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel
ML4802CS 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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel
ML4802CSX 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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Reel
ML4802IP 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:PFC/PWM Controller Combo with Green Mode
ML4802IS 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:PFC/PWM Controller Combo with Green Mode