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參數(shù)資料
| 型號： | SPX3940T-1.8 |
| 元件分類： | 固定正電壓單路輸出LDO穩(wěn)壓器 |
| 英文描述： | 1.8 V FIXED POSITIVE LDO REGULATOR, 0.55 V DROPOUT, PSSO3 |
| 封裝： | TO-263, 3 PIN |
| 文件頁數(shù)： | 7/11頁 |
| 文件大小： | 202K |
| 代理商： | SPX3940T-1.8 |
5
Date: 5/25/04
SPX3940 1A Low Dropout Voltage Regulator
Copyright 2004 Sipex Corporation
52.0
50.0
48.0
46.0
44.0
42.0
40.0
38.0
36.0
-40
-20
0
20
40
60
80
100
120
I G
N
D
(m
A)
Temperature (°C)
3.3V Device
V
IN = 4.3V
IL=1.5A
CL = 10F
Figure 12. Ground Current vs Temperature at I
LOAD= 1.5A
Figure 13. Ground Current vs Temperature in Dropout
at I
LOAD=1.5A
100
95
90
85
80
75
70
-40
-20
0
20
40
60
80
100
120
I G
N
D
m
A)
Temperature (°C)
3.3V Device
V
IN = 3.2V
IL = 1.5A
CL = 10F
350
330
310
290
270
250
230
210
190
170
150
-40
-20
0
20
40
60
80
Temperature (°C)
V
DR
OPOUT
(mV)
120
100
3.3V Device
IL = 750mA
CL = 10F
Figure 14. Dropout Voltage vs Temperature at
I
LOAD= 750mA
Figure 15. Dropout Voltage vs Temperature at
I
LOAD= 1.5mA
Figure 16. Enable Current vs Temperature for V
EN= 16V
2.00
1.90
1.80
1.70
1.60
1.50
1.40
1.30
1.20
1.10
1.00
-40
-20
0
20
40
60
80
Temperature (°C)
V
TH
(V)
120
100
3.3V Device
VIN = 3.2V
IL = 750mA
CL = 10F
Figure 17. Enable Threshold vs Temperature
500
480
460
440
420
400
380
360
340
320
-40
-20
0
20
40
60
80
Temperature (°C)
V
DR
OPOUT
(mV)
120
100
3.3V Device
IL = 1.5A
CL = 10F
35
30
25
20
15
10
5
0
-40
-20
0
20
40
60
80
Temperature (°C)
I EN
(
A)
120
100
3.3V Device
VIN = 3.2V
IL = 750mA
CL = 10F
TYPICAL PERFORMANCE CHARACTERISTICS
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SPX3940T-2.5 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| SPX3940T-2.5/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 |
| SPX3940T-3.3 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulator Fixed Output, Fast Response |
| SPX3940T-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 |
| SPX3940T-5.0 | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Drop Out Voltage Regulator |
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