Data Sheet

WPMDH1100xx1S / 173010x42
MagI
3
C Power Module
FDSM – Fixed Step Down Regulator Module
we-online.com Würth Elektronik eiSos GmbH & Co. KG – Data Sheet Rev. 1.0
© June 2016 7/24
TYPICAL PERFORMANCE CURVES
If not otherwise specified, the following conditions apply: T
AMB
= 25°C.
EMI MEASUREMENTS
0
10
20
30
40
50
60
70
30 100 1000
Frequency [MHz]
Radiated Emissions
[dBµV
/m]
Radiated Emissions 173010342 (3m antenna distance)
V
IN
= 24V, V
OUT
= 3.3V,I
LOAD
= 1A without input filter
Horizontal Vertical
EN55022 Class A limit
EN55022 Class B limit
0
10
20
30
40
50
60
70
30 100 1000
Frequency [MHz]
Radiated Emissions
[dBµV
/m]
Radiated Emissions 173010342 (3m antenna distance)
V
IN
= 24V, V
OUT
= 3.3V, I
LOAD
= 1A with input filter 2x10µF, 22µH, 10µF
Horizontal Vertical
EN55022 Class A limit
EN55022 Class B limit
0
10
20
30
40
50
60
70
0.15 1 10
Frequency [MHz]
Conducted Emissions
[dBµV
]
Conducted Emissions 173010342
V
IN
= 24V, V
OUT
= 3.3V, I
LOAD
= 1A with input filter 2x10µF, 22µH, 10µF
Average Quasi peak
EN55022 Class B Quasi Peak limit
EN55022 Class B Average limit
80
-10
300.5
0.35