BY251 查看數據表（PDF） - Shenzhen Luguang Electronic Technology Co., Ltd

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BY251

3.0 AMP. Silicon Rectifiers

Shenzhen Luguang Electronic Technology Co., Ltd 

BY251-BY255

3.0 AMP. Silicon Rectifiers

RATINGS AND CHARACTERISTIC CURVES (BY251 THRU BY255)

FIG.1- MAXIMUM FORWARD CURRENT

DERATING CURVE

4

3

2

Single Phase

Half Wave 60Hz

1 Resistive or

Inductive Load

0.375" (9.5mm)

Lead Length

00

25

50

75

100 125

AMBIENT TEMPERATURE. (oC)

150 175

FIG.3- MAXIMUM NON-REPETITIVE FORWARD

SURGE CURRENT PER LEG

150

120

90

60

30

0

0

8.3ms Single Half Sine Wave

PER LEG. (JEDEC Method)

Tj=Tj max.

2

5

10

20

NUMBER OF CYCLES AT 60Hz

50

100

FIG.4- TYPICAL JUNCTION CAPACITANCE

100

50

Tj=250C

10

5

1

1

5

10

50

100

REVERSE VOLTAGE. (V)

FIG.2- TYPICAL REVERSE CHARACTERISTICS

100

Tj=1250C

1

0.1

Tj=250C

0.01

0

20

40

60

80

100

120 140

PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)

FIG.5- TYPICAL FORWARD

CHARACTERISTICS

100

30

10

3

Tj=25oC

1

Pulse Width=300 s

1% Duty Cycle

0.1

0.03

0.01

0.4

0.6 0.8 1.0 1.2 1.4

FORWARD VOLTAGE. (V)

1.6 1.8

http://www.luguang.cn

mail:lge@luguang.cn

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