AME5140 Datasheet, PDF (5/22 Pages) Analog Microelectronics – 1.6 MHz Boost Converter With 30V Internal FET Switch

AME, Inc.
AME5140
1.6 MHz Boost Converter With
30V Internal FET Switch
n Pin Description
AME5140AEVA DFN-8(3mmx3mmx0.75mm)
Pin Number
1
Pin Name
NC
2
FB
3
NC
4
SW
5
NC
6
IN
7
EN
8
NC
Pin Description
Not Connected
Output voltage feedback input.
Set the output voltage by selecting values for R1 and R2 using:
R1
=
R
2

V _out
1.23V
− 1_{}
Connect the ground of the feedback network to a GND plane.
Not Connected
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.
Not Connected
Analog and Power input. Input Supply Pin.
Place bypass capacitor as close to V_IN as possible.
Enable, active high.
The enable pin is an active high control. Tie this pin above 2V to enable the
device. Tie this pin below 0.4V to turn off the device.
Not Connected
Rev.G.01
5