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參數資料
| 型號： | SC1457ISK-2.9TRT |
| 元件分類： | 固定正電壓單路輸出LDO穩(wěn)壓器 |
| 英文描述： | 2.9 V FIXED POSITIVE LDO REGULATOR, 0.23 V DROPOUT, PDSO5 |
| 封裝： | SOT-23, 5 PIN |
| 文件頁數： | 12/13頁 |
| 文件大?。?/td> | 232K |
| 代理商： | SC1457ISK-2.9TRT |
8
2004 Semtech Corp.
www.semtech.com
SC1457
POWER MANAGEMENT
Dropout Voltage vs. Junction Temperature
vs. Output Current
Dropout Voltage vs. Output Current
vs. Junction Temperature
Typical Characteristics (Cont.)
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
TJ (°C)
V
D
(mV)
IOUT = 150mA
IOUT = 50mA
0
25
50
75
100
125
150
175
200
0
25
50
75
100
125
150
IOUT (mA)
V
D
(mV)
Top to bottom:
TJ = 125°C
TJ = 25°C
TJ = -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
TJ (°C)
V
EN
(V)
VIH @ VIN = 6.5V
VIH @ VIN = 3.8V
VIL @ VIN = 6.5V
VIL @ VIN = 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
VIN (V)
V
TH(FLG)
(%
below
V
OUT(NOM)
)
VOUT = 3.3V
VOUT = 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
TJ (°C)
V
TH(FLG)
(%
below
V
OUT(NOM)
)
VOUT = 1.5V
VOUT = 3.3V
0
25
50
75
100
125
150
175
200
-50
-25
0
25
50
75
100
125
TJ (°C)
V
FLG
(mV)
VIN = 4.3V
IFLG = 10mA
IFLG = 1mA
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相關代理商/技術參數 |
參數描述 |
|---|---|
| SC1457ISK-X.XTR | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:150mA Ultra Low Dropout Regulator with Undervoltage Flag |
| SC1457ISKX.XTRT | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:150mA Ultra Low Dropout Regulator with Undervoltage Flag |
| 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 |
| SC1457ITSKXXTRT | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:150mA Ultra Low Dropout Regulator with Undervoltage Flag |
| SC1458 | 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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