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參數(shù)資料
| 型號： | UC3844TD |
| 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)： | 10/15頁 |
| 文件大?。?/td> | 228K |
| 代理商： | UC3844TD |
Figure 20 :
Latched Shutdown.
D95IN350
BIAS
+
-
EA
R
+
OSC
2N
3905
2N
3903
1mA
R
R
2R
1
2
8
4
SCR must be selected for a holding current of less than 0.5mA at T
A(min)
.
The simple two transistor circuit can be used in place of the SCR as shown. All resistors are 10K.
5
D95IN351
+
-
EA
R
i
+
1mA
R
d
R
2R
5
C
f
R
f
1
2
From V
O
2.5V
+
-
EA
R
P
+
1mA
R
d
R
2R
5
C
f
R
f
1
2
From V
O
2.5V
Error Amp compensation circuit for stabilizing any current-mode topology except
for boost and flyback converters operating with continuous inductor current.
C
P
R
i
Error Amp compensation circuit for stabilizing current-mode boost and flyback
topologies operating with continuous inductor current.
Figure 21:
Error Amplifier Compensation
UC3842T - UC3843T - UC3844T - UC3845T
10/15
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| UC3844TN | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC |
| UC3844W | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:SMPS Controller |
| UC3844Y | 制造商:TI 制造商全稱:Texas Instruments 功能描述:CURRENT MODE PWM CONTROLLER |
| UC3845 | 制造商:STMicroelectronics 功能描述:3845 |
| UC3845A | 制造商:TI 制造商全稱:Texas Instruments 功能描述:Current Mode PWM Controller |
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