![](/html/Anachip/887591/page4.png)
150Khz, 3A PWM Buck DC/DC Converter
AP1501
Electrical Characteristics (Continued)
AP1501-ADJ
AP1501-3.3V
AP1501-5V
AP1501-12V
Symbol
VFB
η
Parameter
Output
Feedback
Efficiency
Conditions
4.5V < VIN < 40V
0.2A < ILOAD < 3A
VOUT programmed for
3V
VIN = 12V, ILOAD=3A
Typ.
1.23
73
Limit
1.193/1.18
1.267/1.28
VOUT
η
Output voltage
4.75V < VIN < 40V
0.2A < ILOAD < 3A
Efficiency
VIN = 12V, ILOAD=3A
3.3
3.168/3.135
3.432/3.465
73
VOUT
Output voltage
7V < VIN < 40V
0.2A < ILOAD < 3A
5
η
Efficiency
VIN = 12V, ILOAD=3A
80
4.8/4.75
5.2/5.25
VOUT
η
Output voltage
15V < VIN < 40V
0.2A < ILOAD < 3A
12
Efficiency
VIN = 15V, ILOAD = 3A 90
11.52/11.4
12.48/12.6
Specifications with boldface type are for full operating temperature range, the other type are for TJ=25ºC.
Unit
V
VMIN
VMAX
%
V
VMIN
VMAX
%
V
VMIN
VMAX
%
V
VMIN
VMAX
%
Anachip Corp.
www.anachip.com.tw
Rev.A7 Feb. 10, 2004
4/11