Diodes AP1509 - Manual (Page 6)

AP1509
150KHz, 2A PWM BUCK DC/DC CONVERTER
AP1509
Document number: DS31016 Rev. 4 - 2
6 of 13
www.diodes.com
June 2010
© Diodes Incorporated
Electrical Characteristics (Continued)
Specifications with boldface type are for full operating temperature range, the other type are for T
J
= 25ºC.
Symbol Parameter Conditions V
Min
Typ. V
Max
Unit
AP1509-ADJ
FB
V
Output
Feedback
4.5V < V
IN
< 22V
0.2A < I
LOAD
< 2A
V
OUT
programmed for 3V
1.193
1.18
1.23
1.267
1.28
V
η
Efficiency V
IN
= 12V, I
LOAD
=2A 76 76 %
AP1509-3.3V
OUT
V Output Voltage
4.75V < V
IN
< 22V
0.2A < I
LOAD
< 2A
3.168
3.135
3.3
3.432
3.465
V
η
Efficiency V
IN
= 12V, I
LOAD
= 2A 78 78 %
AP1509-5V
OUT
V Output Voltage
7V < V
IN
< 22V
0.2A < I
LOAD
< 2A
4.8
4.75
5
5.2
5.25
V
η
Efficiency V
IN
= 12V, I
LOAD
= 2A 83 83 %
AP1509-12V
OUT
V Output Voltage
15V < V
IN
< 22V
0.2A < I
LOAD
< 2A
11.52
11.4
12
12.48
12.6
V
η
Efficiency V
IN
= 15V, I
LOAD
= 2A 90 90 %