Datasheet

NPH10S Series
Isolated 10W Single Output DC/DC Converters
KDC_NPH10SC.J03 Page 2 of 8
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CONTROL CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Voltage trimming range
1
At rated load, trim control at either output ±10 %
Remote switch input (voltage relative to
input negative)
1
For shutdown -15 0 1.5
V
Operating, open circuit voltage 9 10 11
Start delay
Time from application of valid input voltage to output being in specifi-
cation
25 ms
Synchronisation
1
Specified drive signal 320 440 kHz
Switching frequency 330 350 395 kHz
ISOLATION CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Isolation test voltage Flash tested for 1 second 1500 VDC
Resistance VISO = 500VDC 1 GΩ
Capacitance
3.3V and 5V output 50
pF
12V and 15V output 90
TEMPERATURE CHARACTERISTICS
Parameter Conditions Min. Typ. Max. Units
Case temperature Full load -40 110
ºC
Storage Absolute Max. internal temperature -40 125
Relative humidity Non condensing 85ºC 85 %
Thermal protection Operates at case temperature 110 ºC
THERMAL CHARACTERISTICS
Max. power rating with case temperature maintained by external means (e.g. forced air cooling).
Part Number
Case Temperature
Units
100ºC 105ºC 110ºC
NPH20S2403XXX 10 7.0 2.3
W
NPH10S2405XXX 10 8.2 3.0
NPH10S2412XXX 10 9.5 4.0
NPH10S2415XXX 12 9.5 4.0
NPH10S4803XXX 10 7.0 1.0
W
NPH10S4805XXX 10 4.7 1.0
NPH10S4812XXX 12 8.0 0
NPH10S4815XXX 12 7.5 0
THERMAL PERFORMANCE
24V Input 48V Input
1. Optional - where fitted.
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