AP1506-33K5L-U Diodes Inc, AP1506-33K5L-U Datasheet - Page 9

• Manufacturer Part Number: AP1506-33K5L-U
• Description: IC CONV DC/DC 3.0A 3.3V TO263-5
• Manufacturer: Diodes Inc
• Type: Step-Down (Buck)r

Specifications of AP1506-33K5L-U

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3.3V
• Current - Output: 3A
• Frequency - Switching: 150kHz
• Voltage - Input: 4.5 ~ 22 V
• Operating Temperature: -20°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Output Voltage: 3.3 V
• Switching Frequency: 150 KHz
• Operating Temperature Range: - 40 C to + 125 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 0 % to 100 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Typical Performance Characteristics
AP1506
Document number: DS31015 Rev. 7 - 2
AP1506 Saturation Voltage vs. Temperature
15
14
13
12
11
10
1.6
1.5
1.4
1.3
1.2
1.1
0.9
0.8
0.7
83
82
81
80
79
78
77
76
75
74
73
72
9
8
7
6
5
1
-50 -30 -10 10
AP1506 Efficiency vs. Temperature
-50 -30 -10 10 30
-50
(V
(Vcc = 12V, V
IN
-25
= 12V, V
(Vcc = 12V, No Load, V
Temperature (T
Temperature (T
Temperature (T
Switch ON
0
0.5A
OUT
30
1A
FB
25
= 0V, VSD = 0)
2A
= 5V, Io = 3A)
50 70
50
3A
A
A
50
A
) (
AP1506 Supply Current vs. Temperature
) (
70
)
o
o
C)
C)
90 110 130 150
90 110 130 150
75
on/off
100
= 0V (Switch ON), V
125
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150KHz, 3A PWM BUCK DC/DC CONVERTER
AP1506 Switch Current Limit vs. Temperature
5.5
4.5
3.5
60
55
50
45
40
35
30
78
77
76
75
74
73
72
71
70
5
4
3
AP1506 Efficiency vs. Temperature
-50 -30 -10 10
-50
-50 -30 -10 10 30 50 70 90 110 130 150
(V
on/off
IN
-30
= 12V, V
(Vcc = 12V, V
= 5V (Switch OFF))
Temperature (T
Temperature (T
Temperature (T
-10
Switch OFF
OUT
30
10
= 3.3V, Io = 3A)
50
FB
A
30
A
A
= 0V)
70
) (
) (
) (
o
o
o
C)
90 110 130 150
C)
C)
50
AP1506
© Diodes Incorporated
70
June 2010
90