AP1501A-12T5L-U Diodes Zetex, AP1501A-12T5L-U Datasheet - Page 4

• Manufacturer Part Number: AP1501A-12T5L-U
• Description: Conv DC-DC Single Step Down 4.5V to 40V 5-Pin (5+Tab) TO-220 Tube
• Manufacturer: Diodes Zetex
• Type: Step Downr

Specifications of AP1501A-12T5L-U

• Package: 5TO-220
• Number Of Outputs: 1
• Minimum Input Voltage: 4.5 V
• Maximum Input Voltage: 40 V
• Switching Frequency: 173 KHz
• Operating Supply Voltage: 4.5 to 40 V
• Maximum Output Current: 5 A
• Output Type: Fixed
• Output Voltage: 12 V
• Efficiency: 88(Typ) %
• Operating Temperature: -20 to 85 °C

Pin Descriptions
Block Diagram
AP1501A Rev. 10
DS31191
Output
Name
Gnd
SD
V
FB
FB
IN
Current
Source
Operating voltage input
Switching output
Ground
Output voltage feedback control
ON/OFF shutdown
bias
Reference
1.235V
+
_
Amp
Description
Compensation
Freq.
Regulator
2.5V
www.diodes.com
4 of 14
_
+
Comp
150KHz, 5A PWM BUCK DC/DC CONVERTER
150kHz
OSC.
Start
up
SD
Pre-driver
Shutdown
Comp
Comp
Thermal
200mV
_
_
+
+
220mV
Switch
5A
AP1501A
SEPTEMBER 2009
©
Diodes Incorporated
Output
Gnd
V
IN