Skip to the content
PCBKitNew board
LTM4638EY, in 3D

LTM4638EY

Analog Devices

20VIN, 15A Step-Down DC/DC µModule Regulator

adi/LTM4638EY
Category
Uncategorised
Package
BGA49
Pins
49

Overview

The LTM4638EY is an uncategorised made by Analog Devices in a BGA49 package with 49 pins. 20VIN, 15A Step-Down DC/DC µModule Regulator.

PCBKit's library has its KiCad symbol (Converter_DCDC:LTM4638, from KiCad's library) and its footprint (Package_BGA:Analog_BGA-49_6.25x6.25mm_Layout7x7_P0.8mm, from KiCad's library), ready for a KiCad board.

Symbol

V_{OUT}A1T_{SENSE}+A6T_{SENSE}-A7V_{OSNS}+B1GNDB2INTV_{CC}B3RUNB4PGOODB5SWB7FBC1V_{OSNS}-C2COMPaD1MODE/CLKIND2V_{IN}D3FREQE1TRACK/SSE2COMPbF1CLKOUTF2PHMODEG5
Converter_DCDC:LTM4638From KiCad's library

Footprint

A1A2A3A4A5A6A7B1B2B3B4B5B6B7C1C2C3C4C5C6C7D1D2D3D4D5D6D7E1E2E3E4E5E6E7F1F2F3F4F5F6F7G1G2G3G4G5G6G7
Package_BGA:Analog_BGA-49_6.25x6.25mm_Layout7x7_P0.8mmFrom KiCad's library

Pinout

49
The pins of the LTM4638EY
PinNameType
A1V_{OUT}Power out
A2V_{OUT}Passive
A3V_{OUT}Passive
A4V_{OUT}Passive
A5V_{OUT}Passive
A6T_{SENSE}+Passive
A7T_{SENSE}-Passive
B1V_{OSNS}+Input
B2GNDPower in
B3INTV_{CC}Power out
B4RUNInput
B5PGOODOpen collector
B6GNDPassive
B7SWPassive
C1FBInput
C2V_{OSNS}-Input
C3GNDPassive
C4GNDPassive
C5GNDPassive
C6GNDPassive
C7GNDPassive
D1COMPaPassive
D2MODE/CLKINPassive
D3V_{IN}Power in
D4V_{IN}Passive
D5GNDPassive
D6GNDPassive
D7GNDPassive
E1FREQPassive
E2TRACK/SSPassive
E3V_{IN}Passive
E4V_{IN}Passive
E5GNDPassive
E6GNDPassive
E7GNDPassive
F1COMPbPassive
F2CLKOUTOutput
F3V_{OUT}Passive
F4V_{IN}Passive
F5GNDPassive
F6GNDPassive
F7GNDPassive
G1V_{OUT}Passive
G2V_{OUT}Passive
G3V_{OUT}Passive
G4V_{IN}Passive
G5PHMODEPassive
G6GNDPassive
G7GNDPassive

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/adi/LTM4638EY" title="LTM4638EY in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/adi/LTM4638EY.jpg" alt="LTM4638EY" width="1200" height="900">
A picture that opens the part, for a README
[![LTM4638EY](https://pcbkit.io/embed/parts/adi/LTM4638EY.jpg?size=s)](https://pcbkit.io/parts/adi/LTM4638EY)

Questions

Is there a KiCad symbol and footprint for the LTM4638EY?

Yes. The symbol is Converter_DCDC:LTM4638 and the footprint Package_BGA:Analog_BGA-49_6.25x6.25mm_Layout7x7_P0.8mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the LTM4638EY?

BGA49, with 49 pins. Its footprint is drawn on this page.

What can replace the LTM4638EY?

Parts like it in the library: the LTM4668AIY by Analog Devices. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

1