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DMS Accessories
OBSOLETE PRODUCT
Subminiature, 1 Watt Isolated DC/DC Converters
Contact Factory for Replacement Model
Input Voltage:
5 VDC Models
12 VDC Models
24 VDC Models
Output Short Circuit Duration
Internal Power Dissipation
Output Power (% of Rated Load)
ABSOLUTE MAXIMUM RATING 
9 VDC
18 VDC
30 VDC
Momentary
0.45W
ELECTRIAL SPECIFICATIONS
Input Specifications:
Input Voltage Range
Input Filter
Output Specifications:
Output Voltage Accuracy
Ripple & Noise (20 MHz BW) ~
Line Regulation LL-HL
Load Regulation 20% L-FL
Minimum Load
Temperature Coefficient @ FL
Short Circuit Protection
General Specifications:
Efficiency
Isolation Voltage (1 min)
Isolation Capacitance
Isolation Resistance
Switching Frequency
Environmental Specifications:
Operating Temperature Range
Storage Temperature Range
Derating
Humidity
Cooling
Physical Characteristics:
Size: 5V/12V Input
24V Input
Weight:5V/12V Input
24V Input
Case Material
±10%
Internal Capacitor
100
5vdc output 0.033W/C
75
50
25
-20
-10
0
10
20
30
40
50
60
70
80
90
100
110
Ambient Temperature C
±3%, Max.
50 mV Pk-Pk
See Ordering Information
See Ordering Information
10% of Full Load
±0.02%/ °C
Momentary
0.45
(11.5)
See Ordering Information
1000 VDC
60 pF
109 W
100 kHz
105S5HFS
0.02
(0.5)
–25°C to +75°C
–40°C to +125°C
See Derating Curve
Up to 95%, (non-condensing)
Free-air Convection
0.40
(10.16)
0.16
(4.00)
0.075
(1.90)
0.10
(2.54)
0.02
(0.61)
0.45 x 0.24 x 0.40 inches
(11.5 x 6.1 x 10.2 mm)
0.45 x 0.28 x 0.40
(11.5 x 7.1 x 10.2)
0.04 Oz (1.3g)
0.05 Oz (1.7g)
Non-Conductive Black Plastic
1
2
0.071
(1.80)
3
5V/12V Input
0.24 (6.10)
24V Input
0.28 (7.10)
4
0.01
(0.25)
Pin Description
Specification Notes:
1. Ripple and Noise is specified at 100 mV Pk-Pk.
2. Absolute Maximum Ratings are specification limits that, if exceeded, could permanently
damage the unit.These are not continuous operating ratings. Specifications typical @
+25°C with nominal input voltage and under full output load conditions, unless otherwise
noted. Specifications subject to change without notice.
1
2
3
4
–V input (GND)
+V input (VCC)
–Voutput (0V)
+V output
ORDERING INFORMATION
DATEL
Part #
Marking
39-0276550
39-0276552
39-0276551
105S5HFS
105S12HFS
105S24HFS
Voltage
(VDC)
5
12
24
Murata Power Solutions, Inc.
11 Cabot Boulevard, Mansfield, MA 02048-1151 U.S.A.
ISO 9001 and 14001 REGISTERED
Input
Current (mA)
No
Full
Load
Load
27
13
8
290
117
60
Output
Voltage
(VDC)
Current
(mA)
5.0
5.0
5.0
200
200
200
Regulation
Line%/%
VIN Max
1.4
1.3
1.3
Load
%Max
Efficiency
@FL (%)
11
9
8
69
71
70
Murata Power Solutions, Inc. makes no representation that the use of its products in the circuits described herein, or the use of other
technical information contained herein, will not infringe upon existing or future patent rights. The descriptions contained herein do not imply
the granting of licenses to make, use, or sell equipment constructed in accordance therewith. Specifications are subject to change without
notice.
© 2009 Murata Power Solutions, Inc.
www.murata-ps.com/dpm
email: [email protected], tel: +1 800 233-2765
08/17/09
MPM_DPM-1Watt.B01 Page 1 of 1