Industrial Environment
DC/DC Converters < 40W
IMS6 Series
Immunity to Environmental Conditions
Table 8: Mechanical stress
Test Method
Ca
Damp heat
steady state
Shock
(half-sinusoidal)
Bump
(half-sinusoidal)
Vibration
(sinusoidal)
Standard
IEC/DIN IEC 60068-2-3
MIL-STD-810D section 507.2
IEC/EN/DIN EN 60068-2-27
MIL-STD-810D section 516.3
IEC/EN/DIN EN 60068-2-29
MIL-STD-810D section 516.3
IEC/EN/DIN EN 60068-2-6
MIL-STD-810D section 514.3
Test Conditions
Temperature:
Relative humidity:
Duration:
Acceleration amplitude:
Bump duration:
Number of bumps:
Acceleration amplitude:
Bump duration:
Number of bumps:
Acceleration amplitude:
Frequency (1 Oct/min):
Test duration:
Fda
Random vibration
wide band
reproducibility
high
Salt mist, cyclic
(sodium chloride
NaCl solution)
IEC 60068-2-35
Acceleration spectral density:
Frequency band:
Acceleration magnitude:
Test duration:
Concentration:
Duration:
Storage:
Storage duration:
Number of cycles:
40
2
C
93
+2/-3
%
56 days
100 g
n
= 981 m/s
2
6 ms
18 (3 each direction)
40 g
n
= 392 m/s
2
6 ms
6000 (1000 each direction)
0.35 mm (10...60 Hz)
5 g
n
= 49 m/s
2
(60...2000 Hz)
10...2000 Hz
7.5 h (2.5 h each axis)
0.05 g
n2
/Hz
10...500 Hz
4.9 g
n rms
3 h (1 h each axis)
5% (30 C)
2 h per cycle
40 C, 93% rel. humidity
22 h per cycle
3
Status
Unit not
operating
Unit
operating
Unit
operating
Unit
operating
Ea
Eb
Fc
Unit
operating
Kb
IEC/EN/DIN IEC 60068-2-52
Unit not
operating
Table 9: Temperature specifications, valid for air pressure of 800...1200 hPa (800...1200 mbar)
Temperature
Characteristics
Conditions
Operational
2
Non operational
Standard -9
min
–40
–40
–40
max
71
100
100
Unit
C
T
A
T
C
T
S
1
2
Ambient temperature
1
Case temperature
Storage
temperature
1
MIL-STD-810D section 501.2 and 502.2
See
Thermal Considerations
Table 10: MTBF and device hours
MTBF
MTBF acc. to MIL-HDBK-217F
48IMS6-05-9
1
Ground Benign
Ground Fixed
Ground Mobile
Device Hours
1
T
C
= 40 C
2'651'000 h
T
C
= 40 C
349'000 h
T
C
= 70 C
124'000 h
T
C
= 50 C
119'000 h
Statistical values, based on an average of 4300 working hours per year and in general field use
Edition 1 06.00
POWER-ONE [ POWER-ONE ]
