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參數(shù)資料
| 型號： | SPX3940AT-2.5 |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| 中文描述： | 1A低壓差線性穩(wěn)壓器固定輸出，快速響應(yīng) |
| 文件頁數(shù)： | 4/11頁 |
| 文件大?。?/td> | 213K |
| 代理商： | SPX3940AT-2.5 |
4
Date: 5/25/04 SPX3940 1A Low Dropout Voltage Regulator
Copyright 2004 Sipex Corporation
Figure 6. Ground Current vs Load Current in Dropout
Figure 7. Dropout Voltage vs Load Current
Figure 8. Ground Current vs Temperature at
I
LOAD
= 10mA
Figure 9. Output Voltage vs Temperature at
I
LOAD
=10mA
100
90
80
70
60
50
40
30
20
10
0
3.3 Device
V
CL = 3.2V
μ
F
0
0.25
0.5
0.75
1
1.25
1.5
IL(A)
I
G
280
270
260
250
240
230
220
210
200
190
180
-40
-20
0
20
40
60
80
100
120
I
G
μ
A
Temperature (
°
C)
3. = 4.3V
V
IL = 10mA
μ
F
3.320
3.310
3.300
3.290
3.280
3.270
3.260
3.250
3.240
3.230
3.220
-40
-20
0
20
40
60
80
100
120
V
O
(
Temperature (
°
C)
3. = 4.3V
V
IL = 10mA
μ
F
Figure 10. Ground Current vs Temperature at
I
LOAD
=500mA
Figure 11. Ground Current vs Temperature in Dropout
at I
LOAD
=750mA
600
500
400
300
200
100
0
0
0.25
0.5
0.75
IL (A)
1
1.25
1.5
V
3.3V Device
μ
F
7.00
6.80
6.60
6.40
6.20
6.00
5.80
5.60
5.40
5.20
5.00
-40
-20
0
20
40
60
80
100
120
I
G
Temperature (
°
C)
3. = 4.3V
V
IL = 500mA
μ
F
30
29
28
27
26
25
24
23
22
21
20
-40
-20
0
20
40
60
80
100
120
I
G
Temperature (
°
C)
3.3 = 3.2V
V
IL = 750mA
μ
F
TYPICAL PERFORMANCE CHARACTERISTICS
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| SPX3940AT-3.3 | 1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SPX3940AT-3.3 | 制造商:Exar Corporation 功能描述:Voltage Regulator |
| SPX3940AT-3.3/TR | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| SPX3940AT-5.0 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Drop Out Voltage Regulator |
| SPX3940AT-5.0/TR | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| SPX3940AT-L-1-8 | 功能描述:低壓差穩(wěn)壓器 - LDO 1.0A LW DROPOUT VLT 1.5A PEAK OUTPT CURR RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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