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參數(shù)資料
| 型號(hào)： | PSA481-7IR |
| 廠商： | POWER-ONE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT 48 W DC-DC REG PWR SUPPLY MODULE |
| 文件頁數(shù)： | 13/13頁 |
| 文件大?。?/td> | 216K |
| 代理商： | PSA481-7IR |
PSA Series Extended Data Sheet
Positive Switching Regulator (Rugged)
REV. SEP 23, 2003
Page 9 of 13
Immunity to Environmental Conditions
Table 6: Mechanical stress
Test Method
Standard
Test Conditions
Status
Ca
Damp heat
IEC/DIN IEC 60068-2-3
Temperature:
40 ±2 °C
Unit not
steady state
MIL-STD-810D section 507.2
Relative humidity:
93 +2/-3 %
operating
Duration:
56 days
Ea
Shock
IEC/EN/DIN EN 60068-2-27
Acceleration amplitude:
100 gn = 981 m/s2
Unit
(half-sinusoidal)
MIL-STD-810D section 516.3
Bump duration:
6 ms
operating
Number of bumps:
18 (3 each direction)
Eb
Bump
IEC/EN/DIN EN 60068-2-29
Acceleration amplitude:
40 gn = 392 m/s2
Unit
(half-sinusoidal)
MIL-STD-810D section 516.3
Bump duration:
6 ms
operating
Number of bumps:
6000 (1000 each direction)
Fc
Vibration
IEC/EN/DIN EN 60068-2-6
Acceleration amplitude:
0.7 mm (10...60 Hz)
Unit
(sinusoidal)
MIL-STD-810D section 514.3
10 gn = 98 m/s2 (60...2000 Hz) operating
Frequency (1 Oct/min):
10...2000 Hz
Test duration:
7.5 h (2.5 h each axis)
Fda
Random vibration
IEC 60068-2-35
Acceleration spectral density: 0.2 g2/Hz
Unit
wide band
DIN 40046 part 23
Frequency band:
20...500 Hz
operating
Reproducibility
Acceleration magnitude:
9.8 grms
high
Test duration:
3 h (1 h each axis)
Kb
Salt mist, cyclic
IEC/EN/DIN IEC 60068-2-52
Concentration:
5% (30°C)
Unit not
(sodium chloride
Duration:
2 h per cycle
operating
NaCl solution)
Storage:
40°C, 93% rel. humidity
Storage duration:
22 h per cycle
Number of cycles:
3
Table 7: Temperature specifications, valid for air pressure of 800...1200 hPa (800...1200 mbar)
Temperature
Standard -7
Option -9
Characteristics
Conditions
min
max
min
max
Unit
TA
Ambient temperature
Operational 1
–25
71
–40
71
°C
TC
Case temperature
–25
95
–40
95
TS
Storage temperature
Non operational
–40
100
–55
100
1 See Thermal Considerations
Table 8: MTBF and device hours
MTBF
Ground Benign
Ground Fixed
Ground Mobile
Device Hours 1
MTBF acc. to MIL-HDBK-217F
TC = 40°C
TC = 70°C
TC = 50°C
789'000
199'000 h
104'000 h
76'000 h
5'100'000 h
1 Statistical values, based on an average of 4300 working hours per year and in general field use.
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