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參數(shù)資料
| 型號(hào)： | SC1408IS.TR |
| 廠商： | Semtech Corporation |
| 英文描述： | LOW VOLTAGE, BOOST DC-DC CONTROLLER |
| 中文描述： | 低電壓，升壓DC - DC控制器 |
| 文件頁(yè)數(shù)： | 9/12頁(yè) |
| 文件大?。?/td> | 157K |
| 代理商： | SC1408IS.TR |
2000 SEMTECH CORP.
652 MITCHELL ROAD NEWBURY PARK CA 91320
LOW VOLTAGE, BOOST DC-DC
CONTROLLER
SC1408
August 22, 2000
9
Vo=3.3V
L=22uH
100mOhm
50mOhm
35mOhm
25mOhm
20mOhm
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
2.0
2.2
2.4
2.6
2.8
3.0
3.2
Vin (V)
I
Vo=5V
L=22uH
100mOhm
50mOhm
35mOhm
25mOhm
20mOhm
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
Vin (V)
I
Vo=12V
L=22uH
100mOhm
50mOhm
35mOhm
25mOhm
20mOhm
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
2.0
4.0
6.0
8.0
10.0
12.0
Vin (V)
I
Vo=15V
L=22uH
100mOhm
50mOhm
35mOhm
25mOhm
20mOhm
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
2.0
4.0
6.0
8.0
10.0
12.0
14.0
16.0
Vin (V)
I
Figs. 5 - 8: Maximum output current vs. input voltage and sense resistor value. (Boost Mode)
Vo=15V
60%
70%
80%
90%
100%
1
10
100
1000
Io (mA)
E
Vin=12V
Vin=9.0V
Vin=5.0V
Vin=3.0V
Vin=1.8V
Vo=12V
60%
70%
80%
90%
100%
1
10
100
1000
Io (mA)
E
Vin=5.0V
Vin=3.0V
Vin=1.8V
Vo=5V
60%
70%
80%
90%
100%
1
10
100
1000
Io (mA)
E
Vin=5.0V
Vin=4.0V
Vin=3.3V
Vin=3.0V
Figs. 9-11:Efficiency in the Boost Application circuit of Fig.1
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相關(guān)代理商/技術(shù)參數(shù) |
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| SC1408ISTRT | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:Low Voltage, Boost DC-DC Controller |
| SC1409 | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:1 A Synchronous Switching Regulator |
| SC1409ISTR | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:1 A Synchronous Switching Regulator |
| SC140B | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TRIAC|200V V(DRM)|6A I(T)RMS|TO-220 |
| SC140D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:TRIAC|400V V(DRM)|6A I(T)RMS|TO-220 |
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