AP1604A Datasheet, PDF (4/7 Pages) Diodes Incorporated – PWM/PFM DUAL MODE STEP-DOWN DC/DC CONVERTER

AP1604A
PWM/PFM DUAL MODE STEP-DOWN DC/DC
CONVERTER
Typical Performance Characteristics
Vcc vs. Operating Current
200
180
160
140
120
100
80
60
40
20
0
2.5
3
3.5
4
4.5
5
5.5
Vcc (V)
Vcc vs. Quiescent Current
200
180
160
140
120
100
80
60
40
20
0
2.5 3 3.5 4 4.5 5 5.5
Vcc (V)
Vcc vs. Stand-by Current
6
5.5
5
4.5
4
3.5
3
2.5
2
1.5
1
0.5
0
2.5
3
3.5
4
4.5
5
5.5
Vcc (V)
Vcc vs. Frequency
700
680
660
640
620
600
580
560
540
520
500
2.5 3 3.5 4 4.5 5 5.5
Vcc (V)
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
0.6
0.5
3
Vcc vs. Current Limit
Current Limit
Vout=2V
3.5
4
4.5
5
5.5
Vcc (V)
Vcc vs. R_DS(ON)
600
500
400
300
200
100
0
2.5 3 3.5 4 4.5 5 5.5
Vcc (V)
AP1604A Rev. 2
4 of 7
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OCTOBER 2006
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