AP1537 데이터 시트보기 (PDF) - Anachip Corporation
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AP1537 Datasheet PDF : 7 Pages
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PWM Control 3A Step-Down Converter
Typical Performance Characteristics
AP1537
AP1537 Vin v.s. Frequency
(Vout=3.3V; Iout=0.2A)
450
445
440
435
430
425
420
415
410
405
400
0
5
10
15
20
Vin (V)
AP1537 Line Regulation
( Iout=0.2A)
3.40
3.35
3.30
3.25
3.20
3.15
3.10
0
5
10
15
20
Vin(V)
100
90
80
70
60
50
40
30
20
10
0
0.0
AP1537 Efficiency
Vout:5.0V
Vout:3.3V
1.0
2.0
3.0
Iout (A)
AP1537 Vin v.s. FB
(Vout=3.3V; Iout=0.2A)
0.84
0.83
0.82
0.81
0.80
0.79
0.78
0.77
0.76
0.75
0.74
0
5
10
15
20
Vin (V)
AP1537 Load Regulation
(Vin=12V)
5.10
5.09
5.08
5.07
5.06
5.05
5.04
5.03
5.02
5.01
5.00
0.0
1.0
2.0
3.0
Iout (A)
Anachip Corp.
www.anachip.com.tw
Rev. 1.3 May 09, 2006
4/7
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