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參數(shù)資料
| 型號： | PSB125-9IR |
| 廠商： | POWER-ONE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT DC-DC REG PWR SUPPLY MODULE |
| 文件頁數(shù)： | 11/13頁 |
| 文件大小： | 220K |
| 代理商： | PSB125-9IR |
PSB Series Extended Data Sheet
Positive Switching Regulator (Industrial)
REV. OCT 17, 2003
Page 7 of 13
b)
Vo = 0 –100% Vo nom, using R1 between R and G (Go–):
4000
V
o
Vo nom R1
R1
≈ –––––––––––
Vo
≈ –––––––––––
Vonom – Vo
R1 + 4000
c)
Vo = 100% – 108% Vo nom, using R2 between R and Vo+:
Vo max = Vo nom + 8%
4000
V
o (Vo nom – 2.5 V)
R2
≈ ––––––––––––––––––––––––
2.5 V (
Vo – Vo nom)
Vo nom 2.5 V R2
Vo ≈ ––––––––––––––––––––––––––––––––
2.5 V (
R2 + 4000 ) – Vo nom 4000
LED Output Voltage Indicator
A yellow output indicator LED shines when the output volt-
age is higher than approx. 3 V.
Electromagnetic Compatibility (EMC)
Electromagnetic Immunity
General condition: Case not earthed.
Table 5: Immunity type tests
Phenomenon
Standard 1
Class
Coupling
Value
Waveform
Source
Test
In
Per-
Level
mode 2
applied
Imped.
procedure
oper. form. 3
1 MHz burst
IEC
III
i /o, i/c, o/c
2500 Vp
400 damped
200
2 s per
yes
A 5
disturbance
60255-22-1
+i /–i, +o/–o
1000 Vp
1 MHz waves/s
coupling mode
Voltage surge
IEC 60571-1
i/c, +i /–i
800 Vp
100 s
100
yes
B
1500 Vp
50 s
1 pos. and 1 neg.
voltage surge per
coupling mode
3000 Vp
5 s
4000 Vp
1 s
7000 Vp
100 ns
Electrostatic
IEC/EN
3
contact discharge
6000 Vp
1/50 ns
330
10 positive and
yes
B 4 5
discharge
61000-4-2
to case
10 negative
discharges
Electromagnetic IEC/EN
2
antenna
3 V/m
AM 80%
80 – 1000 MHz
yes
A
field
61000-4-3
1 kHz
Electrical fast
IEC/EN
3
i/c, +i/–i
2000 Vp bursts of 5/50 ns
50
60s positive
yes
A 4
transient /burst
61000-4-4
4
4000 Vp
5 kHz rep. rate
60s negative
B 4 5
transients with
bursts per
15 ms burst
coupling mode
duration and a
300 ms period
Surge
IEC/EN
2
i /c
1000 Vp
1.2/50 s
12
5 pos. and 5 neg.
yes
A 4
61000-4-5
+i /–i
500 Vp
2
surges per
coupling mode
Conducted
IEC/EN
3
i, o, signal wires
140 dB
V
AM 80%
150
0.15-80 MHz
yes
A
disturbances
61000-4-6
(10 VAC)
1 kHz
1 For related and previous standards see: Technical Information: Safety & EMC. 2 i = input, o = output, c = case.
3 A = Normal operation, no deviation from specifications, B = Normal operation, temporary deviation from specs possible.
4 Option L neccessary. 5 With option C, manual reset might be necessary.
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