SIYU
R
特性曲线
Characteristic Curves
正向特性曲线（典型值）
TYPICAL FORWARD CHARACTERISTIC
1N5817/1N5818/1N5819
正向电流降额曲线
FORWARD CURRENT DERATING CURVE
10mm
10mm
10
平均正向电流
I
F(AV)
(A)
Average Forward Rectified Current (A)
I
F(A)
I
F
Instantaneous Forward Current (A)
1.2
1.0
0.8
0.6
0.4
0.2
0
0
25
50
75 100 125 150 175
环境温度 Ta(
°C
)
Tamb, ambient temperature (°C)
2
1
1N5817
1N5819
1N5818
正向电流
I
F
(A)
0.2
Tj = 25 °C
0.1
0.01
0.3
0.5
0.7
0.9
1.1
1.3
正向电压 V
F
(V)
V
F
Instantaneous Forward Voltage (V)
浪涌特性曲线（最大值）
MAXIMUM NON REPETITIVE
PEAK FORWARD SURGE CURRENT
50
I
FSM
Peak Forward Surge Current (A)
40
峰值正向浪涌电流 I
FSM
(A)
30
20
10
0
1
2
4 6 10
20
40
100
通过电流的周期
Number of Cycles at 60 Hz.
大昌电子
DACHANG ELECTRONICS
DACHANG [ RUGAO DACHANG ELECTRONICS CO., LTD ]
