AP1506 View Datasheet(PDF) - Diodes Incorporated.
Part Name
Description
Manufacturer
AP1506 Datasheet PDF : 14 Pages
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AP1506
150KHz, 3A PWM BUCK DC/DC CONVERTER
Typical Performance Characteristics
AP1506 Efficiency vs. Temperature
(VIN = 12V, VOUT = 5V, Io = 3A)
83
82
81
80
79
78
77
76
75
74
73
72
-50 -30 -10 10 30 50 70
Temperature (TA)
90 110 130 150
AP1506 Saturation Voltage vs. Temperature
(Vcc = 12V, VFB = 0V, VSD = 0)
1.6
1.5
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
-50
3A
2A
1A
0.5A
-25 Tem0peratu2r5e (TA5)0 (oC7)5
100 125
AP1506 Efficiency vs. Temperature
(VIN = 12V, VOUT = 3.3V, Io = 3A)
78
77
76
75
74
73
72
71
70
-50 -30 -10 10 30 50 70 90 110 130 150
Temperature (TA) (oC)
AP1506 Switch Current Limit vs. Temperature
(Vcc = 12V, VFB = 0V)
5.5
5
4.5
4
3.5
3
-50
-30 -10 10 30
Temperature (TA)
(oC50)
70
90
AP1506 Supply Current vs. Temperature
(Vcc = 12V, No Load, Von/off = 0V (Switch ON), Von/off = 5V (Switch OFF))
15
14
13
12
11
10
9
8
7
Switch ON
6
5
-50 -30 -10 10 30 50 70 90 110 130 150
Temperature (TA) (oC)
60
55
50
45
Switch OFF
40
35
30
-50 -30 -10 10 30 50 70 90 110 130 150
Temperature (TA) (oC)
AP1506
Document number: DS31015 Rev. 7 - 2
9 of 14
www.diodes.com
June 2010
© Diodes Incorporated
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