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參數(shù)資料
| 型號： | UC284XA |
| 廠商： | 意法半導(dǎo)體 |
| 英文描述： | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER |
| 中文描述： | 高性能電流模式PWM控制器 |
| 文件頁數(shù)： | 8/16頁 |
| 文件大小： | 171K |
| 代理商： | UC284XA |
UC384XA - UC284XA
8/16
Figure 18. Under Voltage Lockout.
Figure 19. Current Sense Circuit.
Peak current (i
s
) is determined by the formula
A small RC filter may be required to suppress switch transients.
Figure 20. Slope Compensation Techniques.
UC3842A
UC3844A
UC3843A
UC3845A
16V
8.4V
10V
7.6V
V
ON
V
OFF
V
i
ON/OFF COMMAND
TO REST OF IC
7
<0.5mA
<17mA
I
CC
V
CC
V
OFF
V
ON
D95IN346mod
ERROR
AMPL.
2R
R
1V
CURRENT
SENSE
COMPARATOR
1
CURRENT
SENSE
COMP
C
R
S
R
3
5
GND
I
S
D95IN347
I
Smax
R
S
------------
≈
R
S
R
1
I
S
R
SLOPE
C
T
R
T
V
REG
8
R
T
/C
T
I
SENSE
4
3
5
GND
R
S
R
1
I
S
R
SLOPE
C
T
R
T
V
REG
8
R
T
/C
T
I
SENSE
4
3
5
GND
D95IN348
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UC284XAD | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODEPWM CONTROLER |
| UC284XADM | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODEPWM CONTROLER |
| UC284XAM | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODEPWM CONTROLER |
| UC284XAY | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:CURRENT MODEPWM CONTROLER |
| UC284XBD | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:HIGH PERFORMANCE CURRENT MODE CONTROLLERS |
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