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參數(shù)資料
| 型號： | SC1457ISK-X.XTR |
| 廠商： | Semtech Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| 中文描述： | 無電容，NMOS管，150mA的低壓差穩(wěn)壓器的反向電流保護(hù) |
| 文件頁數(shù)： | 8/13頁 |
| 文件大?。?/td> | 229K |
| 代理商： | SC1457ISK-X.XTR |
8
2004 Semtech Corp.
www.semtech.com
SC1457
POWER MANAGEMENT
Typical Characteristics (Cont.)
Dropout Voltage vs. Junction Temperature
vs. Output Current
Dropout Voltage vs. Output Current
vs. Junction Temperature
Flag Threshold Voltage vs. Input Voltage
vs. Output Voltage
0
25
50
75
100
125
150
175
200
-50
-25
0
25
50
75
100
125
T
J
(°C)
V
D
I
OUT
= 150mA
I
OUT
= 50mA
0
25
50
75
100
125
150
175
200
0
25
50
75
100
125
150
I
OUT
(mA)
V
D
Top to bottom:
T
J
= 125°C
T
J
= 25°C
T
J
= -40°C
Enable Input Threshold Voltage vs. Junction
Temperature vs. Input Voltage
0.4
0.6
0.8
1.0
1.2
1.4
1.6
-50
-25
0
25
50
75
100
125
T
J
(°C)
V
E
V
IH
@ V
IN
= 6.5V
V
IH
@ V
IN
= 3.8V
V
IL
@ V
IN
= 6.5V
V
IL
@ V
IN
= 3.8V
-8.0
-7.5
-7.0
-6.5
-6.0
-5.5
-5.0
-4.5
-4.0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
V
IN
(V)
V
T
O
)
V
OUT
= 3.3V
V
OUT
= 1.5V
Flag Voltage vs. Junction Temperature
vs. Flag Current
Flag Threshold Voltage vs. Junction Temperature
vs. Output Voltage
-8.0
-7.5
-7.0
-6.5
-6.0
-5.5
-5.0
-4.5
-4.0
-50
-25
0
25
50
75
100
125
T
J
(°C)
V
T
O
)
V
OUT
= 1.5V
V
OUT
= 3.3V
0
25
50
75
100
125
150
175
200
-50
-25
0
25
50
75
100
125
T
J
(°C)
V
F
V
IN
= 4.3V
I
FLG
= 10mA
I
FLG
= 1mA
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| SC1457ISKX.XTRT | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| SC1457ITSK-XXTR | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
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| SC1457ITSK-XXTR | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:150mA Ultra Low Dropout Regulator with Undervoltage Flag |
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| SC1458AEVB | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Dual Output Low Noise LDO Linear Regulator |
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