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參數(shù)資料
| 型號： | AMS2942AS |
| 廠商： | Advanced Monolithic Systems, Inc. |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| 中文描述： | 無電容，NMOS管，150mA的低壓差穩(wěn)壓器的反向電流保護 |
| 文件頁數(shù)： | 2/7頁 |
| 文件大?。?/td> | 68K |
| 代理商： | AMS2942AS |
Advanced Monolithic Systems, Inc.
6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
AMS2942
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Supply Voltage
Power Dissipation
Junction Temperature
Storage Temperature
Soldering Dwell Time, Temperature
Wave
Infrared
Vapor Phase
-0.3 to +50V
Internally Limited
ESD
2000V
+150
°
C
OPERATING RATINGS
(Note 1)
Max. Input Supply Voltage
Junction Temperature Range
(T
J
) (Note 8)
-65
°
C to +150
°
C
45V
-40
°
C to +125
°
C
4 seconds, 260
°
C
4 seconds, 240
°
C
4 seconds, 219
°
C
ELECTRICAL CHARACTERISTICS
at V
S
=V
OUT
+1V, T
A
=25°C, unless otherwise specified
.
Parameter
Conditions
(Note 2)
AMS2942A
Min. Typ. Max.
AMS2942B
Min. Typ. Max.
Units
Reference Voltage
1.22
1.235
1.25
1.21
1.235
1.26
V
Reference Voltage
Output Voltage
Temperature Coefficient
Over Temperature (Note 7)
1.19
1.27
1.185
1.285
V
(Note 10) (Note 4)
6V
≤
V
IN
≤
45V (Note 13)
100
μ
A
≤
I
L
≤
100 mA
I
L
= 100
μ
A
I
L
= 100 mA
I
L
= 100
μ
A
I
L
= 100 mA
20
50
ppm/°C
Line Regulation (Note 12)
0.05
0.2
0.1
0.4
%
Load Regulation (Note 12)
0.05
0.2
0.1
0.4
%
Dropout Voltage
(Note 5)
50
380
80
450
50
380
80
450
mV
mV
Ground Current
120
8
180
12
120
8
180
12
μ
A
mA
Current Limit
V
OUT
= 0
(Note 11)
160
200
160
200
mA
Thermal Regulation
0.05
0.2
0.05
0.2
%/W
Output Noise,
10Hz to 100KHz
C
L
= 1
μ
F
C
L
= 200
μ
F
C
L
= 13.3
μ
F
(Bypass = 0.01
μ
F pins 7 to 1)
430
160
100
430
160
100
μ
V rms
μ
V rms
μ
V rms
Feedback Pin Bias Current
40
80
40
80
nA
Reference Voltage Temperature
Coefficient
Feedback Pin Bias Current
Temperature Coefficient
Error Comparator
( Note 10)
20
50
ppm/°C
0.1
0.1
nA/°C
Output Leakage Current
V
OH
= 42V
V
IN
= 4.5V, I
OL
= 400
μ
A
(Note 6)
0.05
2
0.05
2
μ
A
Output Low Voltage
150
250
150
250
mV
Upper Threshold Voltage
40
60
40
60
mV
Lower Threshold Voltage
(Note 6)
75
95
75
95
mV
Hysteresis
Shutdown Input
(Note 6)
15
15
mV
Input logic Voltage
Low (Regulator ON)
High (Regulator OFF)
V
S
= 2.5V
V
S
= 42V
2.5
1.3
0.7
2.5
1.3
0.7
V
V
Shutdown Pin Input Current
(Note 3)
30
600
60
850
30
600
60
850
μ
A
μ
A
μ
A
Regulator Output Current in
Shutdown (Note 3)
(Note 9)
15
50
15
50
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相關代理商/技術參數(shù) |
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|---|---|
| AMS2942BS | 制造商:ADMOS 制造商全稱:ADMOS 功能描述:HIGH VOLTAGE LOW DROPOUT REGULATOR |
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| AMS2950/1 | 制造商:AMS 制造商全稱:AMS 功能描述:The AMS2950 and AMS2951 are micropower voltage regulators ideally suited for use in battery-powered systems. |
| AMS2950ACN-25 | 制造商:ADMOS 制造商全稱:ADMOS 功能描述:150mA LOW DROPOUT VOLTAGE REGULATOR |
| AMS2950ACN-30 | 制造商:ADMOS 制造商全稱:ADMOS 功能描述:150mA LOW DROPOUT VOLTAGE REGULATOR |
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