24IMS データシートの表示（PDF） - Bel Fuse Inc.
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24IMS Datasheet PDF : 19 Pages
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IMX15, IMY15, IMS15 Series Data Sheet
15 Watt DC-DC Converters
Immunity to Environmental Conditions
Table 12: Mechanical and climatic stress
Test Method
Standard
Test Conditions
Cab Damp heat
steady state
IEC/EN 60068-2-78
Temperature:
MIL-STD-810D sect. 507.2 Relative humidity:
Duration:
40 ±2 C
93 +2/-3 %
56 days
Ea Shock
IEC/EN 60068-2-27
Acceleration amplitude:
(half-sinusoidal) MIL-STD-810D sect. 516.3 Bump duration:
Number of bumps:
50 gn = 490 m/s2
11 ms
18 (3 each direction)
Fc Vibration
(sinusoidal)
IEC/EN 60068-2-6
Acceleration amplitude:
Frequency (1 Oct/min):
Test duration:
0.35 mm (10 to 60 Hz)
5 gn = 49 m/s2 (60 to 2000 Hz)
10 to 2000 Hz
7.5 h (2.5 h each axis)
Fda Random vibration IEC/EN 60068-2-35
wide band
reproducibility
high
Acceleration spectral density: 0.05 gn2/Hz
Frequency band:
20 to 500 Hz
Acceleration magnitude:
4.9 gn rms
Test duration:
3 h (1 h each axis)
--
Salt mist test
EN 50155:2007,
sodium chloride clause 12.2.10
(NaCl) solution class ST2
Temperature:
Duration:
35 ±2 °C
16 h
Status
Converter
not
operating
Converter
operating
Converter
operating
Converter
operating
Converter
not
operating
Temperatures
Table 14: Temperature specifications
Valid for air pressure of 800 to 1200 hPa (800 to 1200 mbar)
Temperature
-9
Characteristics
Conditions
min
TA Ambient temperature
Operational 1
– 40
TC Case temperature
– 40
TS Storage temperature
Non operational
– 55
1 See Thermal Considerations
2 Start-up at –55 °C, except models with synchronous rectifier SR
3 –25 °C for all models with synchronous rectifier SR with Revision < BA.
max
71
95
85
-8
min
–40 2, 3
–40 2, 3
– 55
max
85
105
85
Unit
°C
Reliability
Table 13: MTBF
Model
20IMX15-12-12-8
20IMX15-15-15-8
48 IMS15-05-05-9
110IMY15-05-8R
Standard
MIL-HDBK-217F
Belcore
MIL-HDBK-217F
MIL-HDBK-217F
Belcore
Ground Benign
Ground Fixed
Ground Mobile
Unit
TC = 40 °C
TC = 40 °C TC = 70 °C
TC = 50 °C
697 000
366 000
229 000
312 000
h
2 345 000
1 172 000
632 000
317 000
535 000
283 000
179 000
245 000
485 000
255 000
167 000
223 000
1 547 000
774 000
394 000
206 000
BCD20008-G Rev AE, 25-Aug-2017
MELCHER
The Power Partners.
Page 16 of 19
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