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參數(shù)資料
| 型號： | ML4803 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | 8-Pin PFC and PWM Controller Combo(八腳PFC/PWM控制器組合芯片) |
| 中文描述： | 8引腳PFC和PWM控制器組合（八腳式PFC /脈寬調(diào)制控制器組合芯片） |
| 文件頁數(shù)： | 3/13頁 |
| 文件大小： | 241K |
| 代理商： | ML4803 |
ML4803
REV. 1.0 10/10/2000
3
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.
I
CC
Current (average) ..............................................40mA
V
CC
MAX ................................................................18.3V
I
SENSE
Voltage .................................................. -5V to 1V
Voltage on Any Other Pin ...... GND - 0.3V to V
CC
+ 0.3V
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 ..................................................... 110
°
C/W
Plastic SOIC................................................... 160
°
C/W
OPERATING CONDITIONS
Temperature Range
ML4803CX-X ............................................. 0
°
C to 70
°
C
ML4803IX-X ........................................... -40
°
C to 85
°
C
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
CC
= 15V, T
A
= Operating Temperature Range (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ONE-PIN ERROR AMPLIFIER
VEAO Output Current
T
A
= 25oC, V
EAO
= 6V
33.5
35.0
36.5
μ
A
Line Regulation
10V < V
CC
< 15V, V
EAO
= 6V
0.1
0.3
μ
A
V
CC
OVP COMPARATOR
Threshold Voltage
T
A
= 0oC to 70oC
15.5
16.0
16.5
V
PFC I
LIMIT
COMPARATOR
Threshold Voltage
-0.9
-1
-1.15
V
Delay to Output
150
300
ns
DC I
LIMIT
COMPARATOR
Threshold Voltage
1.4
1.5
1.6
V
Delay to Output
150
300
ns
OSCILLATOR
Initial Accuracy
T
A
= 25
°
C
62
67
74
kHz
Voltage Stability
10V < V
CC
< 15V
1
%
Temperature Stability
2
%
Total Variation
Over Line and Temp
60
67
74.5
kHz
Dead Time
PFC Only
0.3
0.45
0.65
μ
s
PFC
Minimum Duty Cycle
V
EAO
> 7.0V,I
SENSE
= -0.2V
0
%
Maximum Duty Cycle
V
EAO
< 4.0V,I
SENSE
= 0V
90
95
%
Output Low Impedance
8
15
Output Low Voltage
I
OUT
= -100mA
0.8
1.5
V
I
OUT
= –10mA, V
CC
= 8V
0.7
1.5
V
相關PDF資料 |
PDF描述 |
|---|---|
| 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 |
| ML4804 | Power Factor Correction and PWM Controller Combo(功率因數(shù)校正器和PWM控制器組合芯片) |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| ML4803CP1 | 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 |
| ML4803CP-1 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:8-Pin PFC and PWM Controller Combo |
| ML4803CP2 | 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 |
| ML4803CP-2 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:8-Pin PFC and PWM Controller Combo |
| ML4803CS1 | 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 |
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