BY251 查看數據表（PDF） - Gaomi Xinghe Electronics Co., Ltd.

零件编号

产品描述 (功能)

生产厂家

BY251

GENERAL PURPOSE PLASTIC RECTIFIER

Gaomi Xinghe Electronics Co., Ltd. 

星合电子

ＸＩＮＧＨＥ　ＥＬＥＣＴＲＯＮＩＣＳ

FIG.1-FORWARD CURRENT DERATING CURVE

4

3

2

SINGLE PHASE HALF WAVE 60Hz

1 RESISTIVE OR INDUCTIVE LOAD

0.375"(9.5mm) lead length

0

0

25 50

75 100 125 150 175

AMBIENT TEMPERATURE ( C)

FIG.3-MAXIMUM NON-REPETITIVE PEAK

FORWARD SURGE CURRENT

150

100

50

8.3ms SINGLE HALF SINE-WAVE

(JEDEC Method)

0

1

10

100

NUMBER OF CYCLES AT 60Hz

FIG.5-TYPICAL JUNCTION CAPACITANCE

100

50

10

5

1

1

TJ=25 C

5

10

50

100

REVERSE VOLTAGE.( VOLTS)

BY251 THRU BY255

GENERAL PURPOSE PLASTIC RECTIFIER

Reverse Voltage - 200 to 1300 Volts

Forward Current -3.0Amperes

FIG.2-TYPICAL INSTANTANEOUS FORWARD

VOLTAGE.(V)

100

30

10

3

1

0.1

TJ=25 C

PULSE WIDTH=300 S

1% DUTY CYCLE

0.3

0.01

0.4 0.6

0.8

1.0

1.2

1.4

1.6 1.8

INSTANTANEOUS FORWARD VOLTAGE (VOLTS)

FIG.4-TYPICAL REVERSE CHARACTERISTICS

10

TJ=100 C

1.0

0.1

0.01

0

TJ=25 C

20

40

60

80

100

120

140

PERCENT OF RATED PEAK REVERSE VOLTAGE %

2

ＧＡＯＭＩ　ＸＩＮＧＨＥ　ＥＬＥＣＴＲＯＮＩＣＳ　ＣＯ．，ＬＴＤ．　　　　　　　　　　　　　　　　　　　　　　ＷＷＷ．ＳＤＤＺＧ．ＣＯＭ

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