Datasheet

NMH Series
Isolated 2W Dual Output DC/DC Converters
KDC_NMH.F01 Page 2 of 6
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TEMPERATURE DERATING GRAPH
150100
50
0
-40
0
1
2
3
Safe Operating Area
85°C
Ambient Temperature (°C)
Output Power (W)
TOLERANCE ENVELOPE
+10%
Output Load Current (%)
Output Voltage
+5%
-7.5%
-2.5%
+2.5%
Typical Load Line
V
NOM
100
75
50
25
10
OUTPUT CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Rated Power
1
TA=-40°C to 85°C
2W
Voltage Set Point Accuracy NMH0505DC/SC -5 7.5
%
All other types -5 5
Line regulation High V
IN to low VIN 1.0 1.2 %/%
Load Regulation
10% load to rated load, 5V output types 5 10
%
10% load to rated load, 9V output types
31010% load to rated load, 12V output types
10% load to rated load, 15V output types
Ripple and Noise
BW=DC to 20MHz, 5V output types 150 200
mV p-p
BW=DC to 20MHz, 9V output types 100 150
BW=DC to 20MHz, 12V output types 80 150
BW=DC to 20MHz, 15V output types 70 150
ABSOLUTE MAXIMUM RATINGS
Lead temperature 1.5mm from case for 10 seconds 300°C
Internal power dissipation 300mW
Input voltage V
IN, NMH05 types 7V
Input voltage V
IN, NMH12 types 15V
Input voltage V
IN, NMH24 types 28V
Input voltage V
IN, NMH48 types 54V
ISOLATION CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Isolation test voltage Flash tested for 1 second 1000 VDC
Resistance Viso= 500V 1 10 GΩ
GENERAL CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Switching frequency
5V input types 95
kHz
12V input types 90
24V & 48V input types 80
TEMPERATURE CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Specification All output types -40 85
°C
Storage -50 130
Case Temperature above ambient
5V output types 30
12V output types
25
Cooling Free air convection
1. See derating graph.
The voltage tolerance envelope shows typical load regulation characteristics for this
product series. The tolerance envelope is the maximum output voltage variation due
to changes in output loading.