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參數(shù)資料
| 型號： | Si9139DG-2820 |
| 廠商： | Vishay Intertechnology,Inc. |
| 英文描述： | Multi-Output, Individual On/Off Control Power-Supply Controller |
| 中文描述： | 多輸出，單獨(dú)開/關(guān)控制電源控制器 |
| 文件頁數(shù)： | 6/17頁 |
| 文件大?。?/td> | 162K |
| 代理商： | SI9139DG-2820 |
Si9139
Vishay Siliconix
New Product
www.vishay.com
6
Document Number: 71841
S-22317
—
Rev. A, 16-Dec-02
TYPICAL CHARACTERISTICS (25 C UNLESS NOTED)
0.01
0
1
30
90
15
45
10
0.1
Output Current (A)
E
Efficiency vs. Auxiliary SMPS C Output Current
(Buck Configuration)
60
75
SMPS A, B No Load
V
OUT
= 2.1 V
V
IN
= 24 V
V
IN
= 12 V
V
IN
= 5 V
0.01
0
60
100
20
40
0.1
1
E
Efficiency vs. SMPS B Output Current
Load Current (A)
80
V
IN
= 5 V
SMPS A No Load
V
OUT
= 12.5 V
V
IN
= 12 V
TYPICAL WAVEFORMS
20.0 s/div
PWM Loading B Converter
(V
IN
= 5.0 V, V
OUT
= 2.5 V)
V
(100 mV/div)
Load
(1 A/div)
(V
IN
= 5.0 V, V
OUT
= 2.5 V)
PWM Unloading B Converter
20.0 s/div
V
(100 mV/div)
Load
(1 A/div)
(V
IN
= 5.0 V, V
OUT
= 2.5 V)
PSM to PWM B Converter
V
(50 mV/div)
Load
(1 A/div)
50 s/div
(0.1 A to 1.8 A)
PWM to PSM B Converter
V
(50 mV/div)
Load
(1 A/div)
50 s/div
(0.1 A to 1.8 A)
(V
IN
= 5.0 V, V
OUT
= 2.5 V)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SI9139DG-2820-T1 | 制造商:Vishay Siliconix 功能描述:CURRENT MODE PWM CNTRLR 2.8V/2V/1.24V TO 20V 1A 28SSOP - Tape and Reel |
| SI9139DG-2822 | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Multi-Output, Individual On/Off Control Power-Supply Controller |
| SI9139DG-2822-T1 | 制造商:Vishay Siliconix 功能描述:CURRENT MODE PWM CNTRLR 2.8V/2.2V/1.24V TO 20V 1A 28SSOP - Tape and Reel |
| SI9139DG-2825 | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Multi-Output, Individual On/Off Control Power-Supply Controller |
| SI9139DG-2825-T1 | 制造商:Vishay Siliconix 功能描述:CURRENT MODE PWM CNTRLR 2.8V/2.5V/1.24V TO 20V 1A 28SSOP - Tape and Reel |
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