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參數(shù)資料
| 型號： | AMS2908-2.85 |
| 廠商： | Advanced Monolithic Systems, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 800mA LOW DROPOUT VOLTAGE REGULATOR |
| 中文描述： | 800mA的低壓差穩(wěn)壓器 |
| 文件頁數(shù)： | 2/7頁 |
| 文件大?。?/td> | 72K |
| 代理商： | AMS2908-2.85 |
Advanced Monolithic Systems, Inc.
www.advanced-monolithic.com Phone (925) 443-0722 Fax (925) 443-0723
AMS2908
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Power Dissipation
Input Voltage
Operating
Junction Temperature
Control Section
Power Transistor
Storage temperature
Internally limited
15V
Soldering information
Lead Temperature (25 sec)
Thermal Resistance
TO-252 package
SOT-223 package
* With package soldering to copper area over backside
ground plane or internal power plane
JA
can vary from
46
°
C/W to
>
90
°
C/W depending on mounting technique and
the size of the copper area.
265
°
C
-40
°
C to 125
°
C
-40
°
C to 150
°
C
- 65
°
C to +150
°
C
JA
= 80
°
C/W
JA
= 90
°
C/W*
ELECTRICAL CHARACTERISTICS
Electrical Characteristics at I
OUT
= 0 mA, and T
J
= +25°C unless otherwise specified.
Parameter
Device
Conditions
Min Typ Max
Units
Reference Voltage
(Note 2)
AMS2908
I
OUT
= 10 mA
10mA
≤
I
OUT
≤
800mA, 1.5V
≤
(V
IN
- V
OUT
)
≤
12V
1.238
1.225
1.250
1.250
1.262
1.270
V
V
Output Voltage
(Note 2)
AMS2908-1.5
0
≤
I
OUT
≤
800mA , 4.35V
≤
V
IN
≤
12V
1.485
1.476
1.500
1.500
1.515
1.524
V
V
AMS2908-1.8
0
≤
I
OUT
≤
800mA , 4.35V
≤
V
IN
≤
12V
1.782
1.772
1.800
1.800
1.818
1.828
V
V
AMS2908-2.5
0
≤
I
OUT
≤
800mA , 4.35V
≤
V
IN
≤
12V
2.475
2.460
2.500
2.500
2.525
2.560
V
V
AMS2908-2.85
0
≤
I
OUT
≤
800mA , 4.35V
≤
V
IN
≤
12V
2.82
2.79
2.850
2.850
2.88
2.91
V
V
AMS2908-3.3
0
≤
I
OUT
≤
800mA , 4.75V
≤
V
IN
≤
12V
3.267
3.235
3.300
3.300
3.333
3.365
V
V
AMS2908-5.0
0
≤
I
OUT
≤
800mA , 6.5V
≤
V
IN
≤
12V
4.950
4.900
5.000
5.000
5.050
5.100
V
V
Line Regulation
AMS2908
I
LOAD
= 10 mA , 1.5V
≤
(V
IN
- V
OUT
)
≤
12V
0.015
0.035
0.2
0.2
%
%
AMS2908-1.5
3.0V
≤
V
IN
≤
12V
0.3
0.6
5
6
mV
mV
AMS2908-1.8
3.0V
≤
V
IN
≤
12V
0.3
0.6
5
6
mV
mV
AMS2908-2.5
4.0V
≤
V
IN
≤
12V
0.3
0.6
6
6
mV
mV
AMS2908-2.85
4.35V
≤
V
IN
≤
12V
0.3
0.6
6
6
mV
mV
AMS2908-3.3
4.75V
≤
V
IN
≤
12V
0.5
1.0
10
10
mV
mV
AMS2908-5.0
6.5V
≤
V
IN
≤
12V
0.5
1.0
10
10
mV
mV
Load Regulation
(Notes 2, 3)
AMS2908
(V
IN
- V
OUT
) =3V, 10mA
≤
I
OUT
≤
800mA
0.1
0.2
0.3
0.4
%
%
AMS2908-1.5
V
IN
= 5V, 0
≤
I
OUT
≤
800mA
3
6
10
20
mV
mV
AMS2908-1.8
V
IN
= 5V, 0
≤
I
OUT
≤
800mA
3
6
10
20
mV
mV
AMS2908-2.5
V
IN
= 5V, 0
≤
I
OUT
≤
800mA
3
6
12
20
mV
mV
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