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参数资料
| 型号： | SR12-T7 |
| 厂商： | PROTEK DEVICES |
| 元件分类： | 参考电压二极管 |
| 英文描述： | 500 W, UNIDIRECTIONAL, SILICON, TVS DIODE |
| 封装： | SOT-143, 4 PIN |
| 文件页数： | 3/3页 |
| 文件大小： | 611K |
| 代理商： | SR12-T7 |
Only One Name Means ProTek’Tion
www.protekdevices.com
05255.R3 8/10
Page 3
05255
SR12
TyPicAl deVice chARAcTeRiSTicS
FiguRe 1
PeAk PulSe PoWeR VS PulSe TiMe
t
d - Pulse duration - s
500W, 8/20s Waveform
0.1
1
10
100
1,000
10,000
P
PP
-P
eak
Pulse
curr
en
t-
W
atts
10
100
1,000
10,000
Peak Pulse Power
8/20s
Average Power
FiguRe 3
PoWeR deRATing cuRVe
T
A - Ambient Temperature - °c
0
25
50
75
100
125
150
0
20
40
60
80
100
%
o
fRa
ted
P
ow
er
TEST
WAVEFORM
PARAMETERS
t
f = 8s
t
d = 20s
t
f
e-t
Peak Value I
PP
t
d = t/(IPP/2)
FiguRe 2
PulSe WAVe FoRM
t - Time - s
0
5
10
15
20
25
30
i PP
-P
eak
Pulse
curr
en
t-
%
of
i PP
0
20
40
60
80
100
120
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