NPH25S2415IC Datasheet, PDF (2/8 Pages) Murata Manufacturing Co., Ltd. – Isolated 25W Single Output DC/DC Converters

NPH25S Series
Isolated 25W Single Output DC/DC Converters
CONTROL CHARACTERISTICS
Parameter
Conditions
Min.
Typ.
Max.
Units
Voltage trimming range¹
At rated load, trim control at either output
±10
%
Remote switch input (voltage relative to Not operating
input negative)¹
Operating, open circuit voltage
-15
0
1.5
V
9
10
11
Start delay
Time from application of valid input voltage to output being in specifi-
cation
25
50
ms
Synchronisation¹
Switching frequency
Specified drive signal
320
440
kHz
330
350
395
kHz
TEMPERATURE CHARACTERISTICS
Parameter
Case temperature
Storage
Relative humidity
Thermal protection
Conditions
Full load
Absolute Max. internal temperature
Non condensing 85ºC
Operates at case temperature
Min.
Typ.
Max.
Units
-40
110
ºC
-40
125
85
%
110
ºC
THERMAL CHARACTERISTICS
UL 1950 recognition: Max. permissable loads for a given ambient temperature for any NPH25S model.
Temperature (ºC)
40
50
60
70
Power (W)
25.0
22.2
19.4
16.6
Temperature (ºC)
80
85
90
Max. power rating with case temperature maintained by external means (e.g. forced air cooling).
Part Number
NPH25S2403XXX
NPH25S2405XXX
NPH25S2412XXX
NPH25S2415XXX
NPH25S4803XXX
NPH25S4805XXX
NPH25S4812XXX
NPH25S4815XXX
100ºC
24
25
30
30
25
25
30
30
Case Temperature
105ºC
20
22
24
27
20
24
29
30
110ºC
15
18
21
22
16
20
24
26
Power (W)
13.9
12.5
11.1
Units
W
W
THERMAL PERFORMANCE
24V Input








 




      
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48V Input








 




      
5FNQFSBUVSF
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1. Optional - where fitted.
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