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TL1451ACDR 参数 Datasheet PDF下载

TL1451ACDR图片预览
型号: TL1451ACDR
PDF下载: 下载PDF文件 查看货源
内容描述: SUAL脉宽调制控制电路 [SUAL PULSE-WIDTH-MODULATION CONTROL CIRCUITS]
分类和应用: 稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
文件页数/大小: 37 页 / 1287 K
品牌: TI [ TEXAS INSTRUMENTS ]
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SLVS024E FEBRUARY 1983 REVISED NOVEMBER 1999  
TYPICAL CHARACTERISTICS  
UNDERVOLTAGE LOCKOUT  
HYSTERESIS CHARACTERISTICS  
UNDERVOLTAGE LOCKOUT CHARACTERISTIC  
300  
3.5  
3.25  
3
6
5
4
3
2
1
0
T
A
= 25°C  
T
A
= 20°C  
T
= 85°C  
A
250  
200  
150  
100  
50  
Threshold Voltage V  
(Left Scale)  
TH  
Threshold Voltage V  
(Left Scale)  
TL  
2.75  
2.5  
5 V  
Hysteresis Voltage  
(Right Scale)  
R
L
2.25  
2
7,10  
8
I = I  
O
V
DE  
0
I
O
= 10 mA  
25  
0
25  
50  
75  
100  
0
1
2
3
4
5
T
A
Free-Air Temperature °C  
V
CC  
Supply Voltage V  
Figure 11  
Figure 12  
SHORT-CIRCUIT PROTECTION CHARACTERISTICS  
3
1.30  
Short-Circuit Protection  
Latch Reset Supply Voltage  
(Right Scale)  
2.5  
2
1.25  
1.20  
1.15  
1.10  
Short-Circuit Protection  
Comparator Threshold Voltage  
(Left Scale)  
1.5  
1
25  
0
25  
50  
75  
100  
T
A
Free-Air Temperature °C  
Figure 13  
12  
www.ti.com  
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