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參數(shù)資料
| 型號(hào)： | AS2940 |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 1A Low Dropout Voltage Regulators |
| 中文描述： | 1A低壓降穩(wěn)壓器 |
| 文件頁數(shù)： | 4/8頁 |
| 文件大?。?/td> | 132K |
| 代理商： | AS2940 |
Rev. 10/11/00
AS2940
ELECTRICAL CHARACTERISTICS
V
IN
= V
O
+ 5V, I
O
= 1A, C
O
= 22
μ
F, unless otherwise specified.
Boldface limits
apply over the entire operating temperature range of the indicated device.
All other specifications apply for T
A
= T
J
= 25
°
C.
(Continued)
Output Voltage (V
O
)
Parameter
Conditions
Typ
12V
AS2940
Limit
(Note 5)
Units
AS2940/833
Limit
(Note 6)
13.6V < V
IN
< 26V
Output Impedance
100 mADC and
20 mArms,
f
O
= 120 Hz
V
O
+2V < V
IN
< 26V,
I
O
= 5 mA
AS2940, AS2940/883
AS2940C
V
IN
= V
O
+ 5V, I
O
= 1A
10 Hz - 100 kHz,
I
O
= 5 mA
f
O
= 120 Hz, 1 V
RMS
,
I
O
= 100 mA
AS2940
AS2940C
f
O
= 1 kHz, 1 V
rms
,
I
O
= 5 mA
80
1000/
1000
m
Quiescent
Current
10
10
30
15/
20
15
45/
60
15/
20
mA
Output Noise Voltage
50/
60
mA
360
1000/
1000
μ
V
RMS
Ripple Rejection
66
66
54/
48
54
dB
52/
46
dB
Long Term
Stability
Dropout Voltage
Short Circuit
Current
Maximum Line
Transient
48
mV/
1000 Hr
V
mV
I
O
= 1A
I
O
= 100 mA
(Note 7)
0.5
110
0.8/
1.0
150/
200
0.7/
1.0
150/
200
1.9
1.6
1.6/
1.3
A
R
O
= 100
AS2940, T < 100 ms
AS2940/883, T < 20 ms
AS2940C, T < 1 ms
R
O
= 100
AS2940, AS2940/883
AS2940C
R
O
= 100
AS2940, T < 100 ms
AS2940/883, T < 20 ms
AS2940C, T < 1 ms
75
55
-30
-30
-75
-55
60/
60
45
-15/
-15
-15
-50/
-50
-45/
-45
40/
40
V
Reverse Polarity
DC Input Voltage
-15/
-15
V
Reverse Polarity
Transient Input
Voltage
-45/
-45
V
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AS2940T-X | 1A Low Dropout Voltage Regulators |
| AS2940U-X | 1A Low Dropout Voltage Regulators |
| AS2954AS-3.3 | Analog IC |
| AS2954AS-5.0 | Analog IC |
| AS2954AT | Positive Adjustable Voltage Regulator |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AS2940T-X | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulators |
| AS2940U-5.0 | 制造商:Alpha & Omega Semiconductor 功能描述: |
| AS2940U-X | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:1A Low Dropout Voltage Regulators |
| AS2945B | 制造商:Alpha & Omega Semiconductor 功能描述: |
| AS2945BP-2.5 | 制造商:Alpha & Omega Semiconductor 功能描述: |
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