AMS2931 查看數據表（PDF） - Advanced Monolithic Systems Inc
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AMS2931 Datasheet PDF : 9 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
Quiescent Current
35
30
5V OUTPUT
25
20
IO= 100mA
15
10
5
IO= 50mA
0
IO= 10mA
-5
-20 -10 0 10 20 30 40 50 60
INPUT VOLTAGE (V)
Ripple Rejection
85
80
C2 = 100µF
TANTALUM
75
C2 = 100µF
70
ALUM
65
60
55
AMS2931-5.0
50 IO= 10mA
45
1 10 100 1k 10k 100k 1M
FREQUENCY (Hz)
AMS2931
Ripple Rejection
85
80
5V OUTPUT
75
70
65
60
55
FQ= 120Hz
50
45
0
25
50
75
100
OUTPUT CURRENT (mA)
Output Impedance
10
AMS2931-5.0
IO = 10mA
1
0.1
0.01
1
10 100 1k 10k 100k 1M
FREQUENCY (Hz)
Operation During Load Dump
70
60
50
40
30
20
τ =150ms
10
0 ~~
6
4
2
CO= 100µF
~~
RL= 500Ω
0
-2
-100 0
100 200 300 400 500
TIME (ms)
1.30
1.28
Reference Voltage
AMS2931C ADJUSTABLE
1.26
1.24
1.22
1.20
1.18
1.16
1.14
1.12
1.10
0
3 6 9 12 15 18 21 24
OUTPUT VOLTAGE (V)
Maximum Power Dissipation (SO-8)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0 10 20 30 40 50 60 70 80 90
AMBIENT TEMPERATURE (° C)
Maximum Power Dissipation (TO-220)
22
INFINITE HEAT SINK
20
18
16
14
12
10
10° C/W HEAT SINK
8
6
4
NO HEAT SINK
2
0
0 10 20 30 40 50 60 70 80 90 100
AMBIENT TEMPERATURE (° C)
Maximum Power Dissipation (TO-92)
1.0
0.9
0.8
0.7
0.6
0.125" Lead Lenght
from PC Board
0.5
0.4" Lead
0.4
Lenght from
PC Board
0.3
0.2
0.1
0
0 10 20 30 40 50 60 70 80
AMBIENT TEMPERATURE (° C)
Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
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