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參數(shù)資料
| 型號(hào)： | AS2940T-12 |
| 元件分類： | 固定正電壓?jiǎn)温份敵鯨DO穩(wěn)壓器 |
| 英文描述： | 12 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO2 |
| 封裝： | TO-263, 3 PIN |
| 文件頁(yè)數(shù)： | 6/8頁(yè) |
| 文件大?。?/td> | 121K |
| 代理商： | AS2940T-12 |
Rev. 10/11/00
AS2940
ELECTRICAL CHARACTERISTICS VIN = VO + 5V, IO =1A, CO = 22 F, unless otherwise specified.
20
10
0
-10
-20
-30
0V
-10
0
1020
3040
TIME (
s)
INPUT
VOLTAGE
CHANGE
(V)
Quiescent Current
30
50
60
3V
~
OUTPUT
VOLTAGE
DEVIATION
(mV)
~
-10
0
1020
3040
TIME (
s)
0
0.5
1.0
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
Load Transient Response
LOAD
CURRENT
(A)
OUTPUT
VOLTAGE
DEVIATION
(V)
V
IN = 10V
C
OUT = 22 F
T
J = 25 °C
V
O = 5V
FREQUENCY (Hz)
1
10
100
1k
10k
100k
1M
Ripple Rejection
RIPPLE
REJECTION
(dB)
V
IN = 10V
C
OUT = 22 F
T
J = 10 mA
V
O = 5V
FREQUENCY (Hz)
1
10
100
1k
10k
100k
1M
Output Impedance
OUTPUT
IMPEDANCE
(
)
V
IN = 10V
C
OUT = 22 F
T
J = 50 mA
V
O = 5V
10.00
5.00
2.00
1.00
0.50
0.20
0.10
0.05
0.02
0.01
95
85
75
65
55
45
35
AMBIENT TEMPERATURE ( °C)
Maximum Power Dissipation (TO-220)
POWER
DISSIPATION
(W)
AMBIENT TEMPERATURE ( °C/W)
Maximum Power Dissipation (TO-3)
POWER
DISSIPATION
(W)
0
1020
3040
5060
7080
90
100
010
20
30
60
50
80
70
90
40
100
22
20
18
16
14
12
10
8
6
4
2
0
2
4
6
8
10
12
14
16
18
20
22
INFINITE HEAT SINK
10 °C/W HEAT SINK
NO HEAT SINK
10 °C/W HEAT SINK
INFINITE HEAT SINK
AMBIENT TEMPERATURE ( °C)
Maximum Power Dissipation (TO-263) (See Note 3)
POWER
DISSIPATION
(W)
0
1020
3040
5060
7080
90
100
0
1
2
3
4
Θ
JA = 73 °C/W
Θ
JA = 50 °C/W
ΘJA = 37 °C/W
Θ
JA = 32 °C/W
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| AS2940T-3.3 | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO2 |
| AS2940T-5.0 | 5 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSSO2 |
| AS2940U-5.0 | 5 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PSFM3 |
| AS3431AN | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.503 V, PBCY3 |
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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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