AME5104 Datasheet, PDF (3/12 Pages) Analog Microelectronics – DC/DC Buck Converter

AME, Inc.
AME5104
n Pin Configuration
TO-263-5
Top View
AME5104
AME5104ACDV
1. IN
2. SW
3. GND(TAB)
4. FB
5. EN
150KHz,3A PWM
DC/DC Buck Converter
n Pin Description
AME5104AJDVxxx
Pin Number Pin Name
1
IN
2
SW
Pin Description
Analog and Power input. Input Supply Pin.
Place bypass capacitor as close to V_IN as possible.
Power Switch input.
This is the drain of the internal NMOS power switch.
Minimize the metal trace area connected to this pin to minimize EMI.
3
GND
Ground. Tie directly to ground plane.
Output voltage feedback input.
Set the output voltage by selecting values for R1 and R2 using:
3
FB
R1 =
R
2

V _out
1.23V
− 1_{}
Connect the ground of the feedback network to a GND plane.
Enable, active low.
5
EN
The enable pin is an active low control. Tie this pin above 2V to turn off the
device. Tie this pin below 0.6V to enable the device.
Rev.C.02
3