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AP7173 Datasheet, PDF (7/15 Pages) Diodes Incorporated – 1.5A LOW DROPOUT LINEAR REGULATOR WITH PROGRAMMABLE SOFT-START
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AP7173
1.5A LOW DROPOUT LINEAR REGULATOR WITH
PROGRAMMABLE SOFT-START
Typical Performance Characteristics
At TA = +25℃, VIN = VOUT(TYP) + 0.3V, VVCC = 5V, IOUT = 50mA, VEN = VIN, CIN = 1µF, CVCC = 4.7µF, and COUT = 10µF, unless otherwise noted.
VIN LINE REGULATION
0.20
0.15
0.10
25oC
0.05
125oC
0.00
-0.05
-0.10
-40oC
-0.15
-0.20
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
Vin-Vout(V)
Figure 3
VVCC LINE REGULATION
0.5
0.4
0.3
0.2
25oC
125oC
0.1
0.0
-0.1
-0.2
-40oC
-0.3
-0.4
-0.5
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Vvcc-Vout(V)
Figure 4
LOAD REGULATION
Figure 5
VIN DROPOUT VOLTAGE vs.
IOUT AND TEMPERATURE(TA)
240
220
200
180
25oC
160
140
125oC
120
100
80
60
40
-40oC
20
0
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5
Iout(mA)
Figure 7
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
50
LOAD REGULATION
25oC
125oC
-40oC
200 350 500 650 800 950 1100 1250 1400 1500
Iout(mA)
Figure 6
VIN DROPOUT VOLTAGE vs.
(VVCC-VOUT) AND TEMPERATURE(TA)
300
280
260
240
125oC
220
200
180
25oC
160
140
-40oC
120
100
80
Iout=1.5A
60
40
20
0
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
Vvcc-Vout(V)
Figure 8
AP7173 Rev. 4
7 of 15
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MARCH 2008
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