SF21 查看數據表（PDF） - Nanjing International Group Co

零件编号

产品描述 (功能)

比赛名单

SF21

2.0 Amp Super Fast Rectifier 50 to 400 Volts

Nanjing International Group Co 

SF21 thru SF28

Figure 4

Maximum Non-repetitive Forward Surge Current

60

50

8.3ms Single Half Sine Wave

JEDEC Method

40

30

20

10

0

1

2

5

10

20

NUMBER OF CYCLES AT 60Hz

50

100

Figure 5

Typical Junction Capacitance

150

125

100

Tj=250C

75

SF21~SF24

50

SF25~SF28

25

0

.1

.5 1 2

5 10 20 50 100 200 500 1000

REVERSE VOLTAGE. (V)

Figure 6

Reverse Recovery Time Characteristic And Test Circuit Diagram

50Ω

10Ω

25Vdc

1Ω

Notes:

1. Rise Time = 7ns max.

Input impedance = 1 megohm, 22pF

2. Rise Time = 10ns max.

Source impedance = 50 ohms

3. Resistors are non-inductive

Pulse

Generator

Note 2

Oscilloscope

Note 1

trr

+0.5A

0

-0.25

-1.0

1cm

Set Time Base for 20/100ns/cm

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