AMS317CM 查看數據表（PDF） - Advanced Monolithic Systems Inc
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AMS317CM Datasheet PDF : 8 Pages
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Table 1.
COPPER AREA
TOP SIDE* BACK SIDE BOARD AREA
2500 Sq. mm 2500 Sq. mm
2500 Sq. mm
1000 Sq. mm 2500 Sq. mm
2500 Sq. mm
225 Sq. mm 2500 Sq. mm
2500 Sq. mm
100 Sq. mm 2500 Sq. mm
2500 Sq. mm
1000 Sq. mm 1000 Sq. mm
1000 Sq. mm
1000 Sq. mm
0
1000 Sq. mm
* Tab of device attached to topside copper.
THERMAL RESISTANCE
(JUNCTION-TO-AMBIENT)
45°C/W
45°C/W
53°C/W
59°C/W
52°C/W
55°C/W
TYPICAL PERFORMANCE CHARACTERISTICS
AMS317
Minimum Operating Current
(Adjustable Device)
12
9
TJ =
125°C
6
TJ = 25°C
3
0
0
5
10
15
20
INPUT/OUTPUT DIFFERENTIAL (V)
Load Regulation
0.10
∆ ILOAD = 1A
0.05
0
-0.05
-0.10
-0.15
-0.20
-50 -25
0
25 50
75
TEMPERATURE (°C)
100 125
Short-Circuit Current
1.25
TJ = 125°C
1.00
TJ = 25°C
0.75
0.50
0.25
0
0
5
10
15
INPUT/OUTPUT DIFFERENTIAL
Ripple Rejection vs. Current
100
90
fRIPPLE = 120Hz
80
70
VRIPPLE≤3Vp-p
60
50
fRIPPLE = 20Hz
40
VRIPPLE≤0.5Vp-p
30
20
10
VOUT = 5V
CADJ = 25 µF
0
COUT = 25µF
0
0.2
0.4
0.6
0.8
OUTPUT CURRENT (A)
Advanced Monolithic Systems, Inc. 6680B Sierra Lane, Dublin, CA 94568 Phone (925) 556-9090 Fax (925) 556-9140
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