Data Sheet

Data Sheet
©2013
Würth Elektronik eiSos GmbH & Co. KG - REV 0.2
PRELIMINARY
20/ 25
171050601/WPMDM1500602J
MagI³C Power Module Product Family
VDRM - Variable Step Down Regulator Module
O APPLICATIONS
The MagI³C power module for high output voltage is easy-to-use DC-DC solutions capable of driving up to a 5A
load with exceptional power conversion efficiency, output voltage accuracy, line and load regulation. They are
available in an innovative package that enhances thermal performance and allows for hand or machine soldering.
Following application circuits show possible operating configurations.
APPLICATIONS CIRCUIT
O1
R
SN
V
IN
SYNC
VIN
EN AGND FB
SS
VOUT
MP1
R
ENT
R
ENB
R
FBB
C
SS
C
OUT
1
V
OUT
Enable
0.47µF
C
OUT
3
0,047µF 220µF
1.50kΩ
44.2kΩ
12.7kΩ
Sync
R
FBT
PGND
C
IN
1,2
2x0.047µF
C
IN
3,4
2x10µF
R
ENH
100Ω
D1
5.1V
C
OUT
2
100µF
C
FF opt.
Bill of Materials for Design Example 1:
O1a
Recommended component values: T
A
= 25°C
Ref Design
Description
Case Size
Part
MP1
MagI³C Power Module
7 pin PFM
WE MagI³C Power Module
C
IN
1,2
, C
OUT
1
0,047μF, 50V, X7R, ±10%
1206
Capacitor
C
IN
3,4
10µF, 50V, X5R, ±20%
1210
Capacitor
C
OUT
2
100µF, 6,3V, X5R, ±20%
1210
Capacitor
C
OUT
3
220µF, 6,3V, Polymer-Cap, ±20%
7343
Capacitor
C
SS
0.47μF, 16V, X7R, ±10%
0805
Capacitor
C
FF opt.
DNP
R
ENB
11.8kΩ, ±1%
0805
Resistor
R
ENT
68.1kΩ, ±1%
0805
Resistor
R
FBT
3.32kΩ, ±1%
0805
Resistor
R
FBB
1.07kΩ, ±1%
0805
Resistor
R
ON
61.9kΩ, ±1%
0805
Resistor
DNP = Component not populated