Datasheet

Data Sheet
©2013
Würth Elektronik eiSos GmbH & Co. KG - REV 0.2
PRELIMINARY
8/ 25
171012402/WPMDH1152401J
MagI³C Power Module Product Family
VDRM - Variable Step Down Regulator Module
I TYPICAL PERFORMANCE CURVES
If not otherwise specified, the following conditions apply: V
IN
= 24V; C
IN
= 10µF X7R Ceramic; C
O
= 47µF, T
AMB
= 25°C
Load Transient Response VIN = 24V VOUT = 12V
Load Step from 10% to 100%
200 mV/Div
1 ms/Div
1 A/Div
IOUT
VOUT=12V
Load Transient Response VIN = 24V VOUT = 12V
Load Step from 30% to 100%
100 mV/Div
1 ms/Div
1 A/Div
IOUT
VOUT=12V
2.0
2.5
3.0
3.5
4.0
4.5
5 10 15 20 25 30 35 40 45
F
SW
= 250kHz
F
SW
= 400kHz
F
SW
= 600kHz
DC Current Limit Level [A]
Input Voltage [V]
Current Limit vs. Input Voltage
V
OUT
= 12V @ T
AMB
= 25°C
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
200 300 400 500 600 700 800
V
IN
= 15V
V
IN
= 24V
V
IN
= 36V
Power Loss [W]
Switching Frequency [kHz]
Switching Frequency vs. Power Dissipation
V
OUT
= 12V @ T
AMB
= 25°C
2.0
2.5
3.0
3.5
4.0
4.5
DC Current Limit Level [A]
Input Voltage [V]
Current Limit vs. Input Voltage
V
OUT
= 24V @ T
AMB
= 25°C
F
SW
= 250kHz
F
SW
= 400kHz
F
SW
= 600kHz
30 33 36 39 42 45
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
200 300 400 500 600 700 800
V
IN
= 30V
V
IN
= 36V
Power Loss [W]
Switching Frequency [kHz]
Switching Frequency vs. Power Dissipation
V
OUT
= 24V @ T
AMB
= 25°C