参数资料
型号: SPA254-T
厂商: RECTRON LTD
元件分类: 参考电压二极管
英文描述: 2.5 A, 400 V, SILICON, RECTIFIER DIODE, DO-41
封装: PLASTIC PACKAGE-2
文件页数: 2/3页
文件大小: 203K
代理商: SPA254-T
RATING AND CHARACTERISTIC CURVES( SPA251 THRU SPA257)
FIG. 1 - TYPICAL FORWARD CURRENT
A
V
E
R
A
G
E
FO
R
W
A
R
D
C
U
R
E
N
T,
(A
)
AMBIENT TEMPERATURE, (
)
DERATING CURVE
2.5
2.0
1.5
1.0
.5
0
25
50
75 100 125 150 175
Single Phase Half Wave
60Hz Inductive or
Resistive Load
FIG. 3 - MAXIMUM NON-REPETITIVE FORWARD
P
E
A
K
FO
R
W
A
R
D
S
U
R
G
E
NUMBER OF CYCLES AT 60Hz
SURGE CURRENT
1
2
4 6 810 20
40 6080100
150
120
90
60
30
5
8.3ms Single Half Sine-Wave
(JEDED Method)
C
U
R
E
N
T,
(A
)
FIG. 2 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
IN
S
TA
N
TA
N
E
O
U
S
FO
R
W
A
R
D
INSTANTANEOUS FORWARD VOLTAGE, (V)
TJ = 25
Pulse Width=300uS
1% Duty Cycle
C
U
R
E
N
T,
(A
)
.6
.8
1.0
1.2
1.4 1.5
20
10
4
2
1.0
.4
.2
.1
.04
.02
.01
JU
N
C
TI
O
N
C
A
P
A
C
IT
A
N
C
E
,(
pF
)
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE, ( V )
200
100
60
40
20
10
6
4
2
1
.1 .2 .4
1.0 2
4
10 20 40 100
TJ = 25
TJ = 100
TJ = 25
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
IN
S
TA
N
TA
N
E
O
U
S
R
E
V
E
R
S
E
C
U
R
E
N
T,
(u
A
)
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
0
20
40
60
80
100
120
140
.01
.04
.1
.4
10
1.0
4
SP
A2
55
~S
PA
25
7
SP
A2
51
~S
PA
25
4
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