AP1501-12T5L-U Diodes Zetex, AP1501-12T5L-U Datasheet - Page 8
![IC CONV DC-DC 3A 12V TO220-5L](/photos/7/57/75700/to220-5l_sml.jpg)
AP1501-12T5L-U
Manufacturer Part Number
AP1501-12T5L-U
Description
IC CONV DC-DC 3A 12V TO220-5L
Manufacturer
Diodes Zetex
Type
Step-Down (Buck)r
Datasheet
1.AP1501-12K5L-13.pdf
(12 pages)
Specifications of AP1501-12T5L-U
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
12V
Current - Output
3A
Frequency - Switching
150kHz
Voltage - Input
4.5 ~ 40 V
Operating Temperature
-20°C ~ 85°C
Mounting Type
Through Hole
Package / Case
TO-220-5 (Straight Leads)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
AP1501-12T5L-UDI
Typical Application Circuit
(1) Fixed Type Circuit
(2) Adjustable Type Circuit
(3) Delay Start Circuit
AP1501 Rev. 11
DC Input
Notes:
Capacitor
12V
Cin
5. Suggested DIODES Power Schottky: B340A or PDS340 series.
Capacitor
DC Input
Capacitor
DC Input
12V
Cin
12V
Cin
Vin
1
5
C
0.1uF
SD
AP1501
DELAY
Vin
Vin
R2
-33
R2
4
1
1
FB
5
5
SD
SD
R
AP1501
10K
AP1501
DELAY
3
2
V
V
R2 = 1K ~ 3K
4
Gnd
4
www.diodes.com
out
FB
FB
FB
Output
= 1.23V
= V
3
3
2
2
8 of 12
Gnd
Gnd
FB
150KHz, 3A PWM BUCK DC/DC CONVERTER
×
Output
Output
(1 +
B340A
R2
R1
D1
R1
R1
)
Inductor
(Note 5)
(Note 5)
33uH
D1
D1
L1
47uH
47uH
L1
L1
Capacitor
Capacitor
Capacitor
Co
Co
Output Load
Co
Output Load
Output Load
5V/ 3A
5V/ 3A
3.3V/3A
©
AP1501
JANUARY 2009
Diodes Incorporated