mEZD74800A-X
4.5V - 75V Input, 0.3A, DC/DC Power Supply
DO-IT-YOURSELF SCHEMATIC
Inside mEZD74800
U1
VIN
4.5 to 75V
VIN
5V 0.3A
VOUT
VOUT
C2
C1
MPM3570E
GND
GND
FB
R1
BILL OF MATERIALS
Item Qty RefDes
Value
4.7µF
22µF
Description
Package
Manufacturer
muRata
Manufacturer P/N
GRM32DC72A475K
1
2
3
1
1
1
C1
C2
R1
Ceramic Cap., 100V, X7S
Ceramic Cap., 10V, X7T
Film Resistor, 0.5%
1210
0805
0402
muRata
GRM21BD71A226ME44L
RC0402DR-07698KL
698kΩ*
Yageo
Synchronous Step-Down
Module
4
5
1
1
U1
P1
MPM3570E
3-Pin
LGA-10
Bulk
MPS
MPM3570EGLD
571-3-644457-3
3-Pin Male Connecter, Right
Angle
TE-Connectivity
*R1 = 698kΩ is for 5V output only, R1 = NS in 3V3 output version.
PRODUCT PACKAGE AND DIMENSIONS
Pin
Designation
Function
1
VIN
Input Voltage
2
3
GND
Power Ground
Output Voltage
VOUT
TOP VIEW
BOTTOM VIEW
NOTE:
Contact factory for different sizes of the boards (Quantity >2k).
For more information, Gerber files, and PCB layout, please contact
mEZsupport@monolithicpower.com
SIDE VIEW
mEZD74800A Rev. 1.0
3/1/2017
Preliminary Specifications Subject to Change
www.MonolithicPower.com
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
2
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