参数资料
| 型号： | PSB5A4-7IR |
| 厂商： | Power-One |
| 文件页数： | 12/15页 |
| 文件大小： | 0K |
| 描述： | SWITCHING REGULATOR 20.4W 5.1V |
| 标准包装： | 1 |
| 系列： | * |
PSB Series Data Sheet
?
Immunity to Environmental Conditions
Table 6: Mechanical and climatic stress
Positive Switching Regulators
Test Method
Standard
Test Conditions
Status
Cab
Damp heat
steady state
IEC/EN 60068-2-78
MIL-STD-810D section 507.2
Temperature:
Relative humidity:
40 ±2 °C
93 +2/-3 %
Regulator
not
Duration:
56 days
operating
Ea
Shock
(half-sinusoidal)
IEC/EN 60068-2-27
MIL-STD-810D section 516.3
Acceleration amplitude:
Bump duration:
50 g n = 490 m/s 2
11 ms
Regulator
operating
Number of bumps:
18 (3 each direction)
Eb
Bump
(half-sinusoidal)
IEC/EN 60068-2-29
MIL-STD-810D section 516.3
Acceleration amplitude:
Bump duration:
25 g n = 245 m/s 2
11 ms
Regulator
operating
Number of bumps:
6000 (1000 each direction)
Fc
Vibration
(sinusoidal)
IEC/EN 60068-2-6
MIL-STD-810D section 514.3
Acceleration amplitude:
0.35 mm (10 – 60 Hz)
5 g n = 49 m/s 2 (60 – 2000 Hz)
Regulator
operating
Frequency (1 Oct/min):
Test duration:
10 – 2000 Hz
7.5 h (2.5 h each axis)
Fda
Random vibration
wide band
IEC/EN 60068-2-35
DIN 40046 part 23
Acceleration spectral density: 0.05 g 2 /Hz
Frequency band: 20 – 500 Hz
Regulator
operating
Reproducibility
high
Acceleration magnitude: 4.9 g n rms
Test duration: 3 h (1 h each axis)
Kb
Salt mist, cyclic
(sodium chloride
NaCl solution)
IEC/EN 60068-2-52
Concentration:
Duration:
Storage:
5% (30 °C)
2 h per cycle
40 °C, 93% rel. humidity
Regulator
not
operating
Storage duration:
Number of cycles:
22 h per cycle
3
Temperatures
Table 7: Temperature specifications, valid for an air pressure of 800 - 1200 hPa (800 - 1200 mbar)
Temperature
-2
-7
-9 (Option)
Characteristics
Conditions
min
max
min
max
min
max
Unit
T A
T C
T S
Ambient temperature 1
Case temperature
Storage temperature 1
Regulator
operating
Non operational
–10
–10
–25
50
80
100
–25
–25
–40
71
95
100
–40
–40
–55
71
95
100
°C
1
See Thermal Considerations and Overtemperature Protection.
Reliability
Table 8: Typical MTBF and device hours
MTBF
MTBF accord. to MIL-HDBK-217F
Ground Benign
T C = 40 °C
625 000 h
Ground Fixed
T C = 40 °C
T C = 70 °C
207 000 h
96 000 h
Ground Mobile
T C = 50 °C
46 000 h
Device Hours
13 000 000 h
1
1
Statistical values, based on an average of 4300 working hours per year and in general field use
BCD20026-G Rev AA, 18-May-2011
Page 12 of 15
www.power-one.com
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