AP1506-12T5L-13 DIODES [Diodes Incorporated], AP1506-12T5L-13 Datasheet - Page 8

• Manufacturer Part Number: AP1506-12T5L-13
• Description: 150KHz, 3A PWM BUCK DC/DC CONVERTER
• Manufacturer: DIODES [Diodes Incorporated]

Typical Application Circuit
(1) Fixed Type Circuit
(2) Adjustable Type Circuit
(3) Delay Start Circuit
Note: 3. For up to 2A = DFLS230L (V f = 0.42V)
AP1506 Rev. 2
For up to 3A = B340LA, B340LB (V f = 0.45V)
Capacitor
Capacitor
Capacitor
DC Input
C
DC Input
C
DC Input
C
12V
in
in
12V
in
12V
0.1uF
C
DELAY
V
V
in
V
in
R2
R2
in
1
1
V
V
R2 = 1K ~ 3K
1
5
5
out
FB
5
SD
SD
SD
AP1506
AP1506
R
= 1.23V
10K
AP1506
= V
DELAY
- 33
4
4
4
FB
FB
FB
FB
(TO packages)
www.diodes.com
×
3
3
3
GND
(1 +
2
2
GND
GND
2
8 of 13
Output
R2
Output
R1
150KHz, 3A PWM BUCK DC/DC CONVERTER
Output
)
Schottky Diode
R1
R1
Schottky Diode
Schottky Diode
D1*
Inductor
D1*
33 uH
D1*
47uH
47uH
L1
L1
L 1
Capacitor
Capacitor
Capacitor
Co
Co
Co
Output Load
Output Load
Output Load
3.3V/3A
5V/ 3A
5V/ 3A
NOVEMBER 2006
©
AP1506
Diodes Incorporated