FR255

更新时间： 2024-01-19 23:25:48

品牌	Logo	应用领域
EIC		整流二极管快速恢复二极管
页数	文件大小	规格书
2页	50K
描述
FAST RECOVERY RECTIFIER DIODES

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技术参数
数据手册

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FR255 技术参数

生命周期：	Active	Reach Compliance Code：	compliant
风险等级：	5.7	二极管类型：	RECTIFIER DIODE
Base Number Matches：	1

FR255 数据手册

RATING AND CHARACTERISTIC CURVES ( FR251 - FR257 )

FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM

Trr

50 W

10 W

+ 0.5 A

D.U.T.

PULSE

GENERATOR

( NOTE 2 )

- 0.25 A

50 Vdc

(approx)

OSCILLOSCOPE

( NOTE 1 )

1 W

- 1.0 A

SET TIME BASE FOR 50/100 ns/cm

NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF.

2. Rise time = 10 ns max., Source Impedance = 50 ohms.

3. All Resistors = Non-inductive Types.

1 cm

FIG.2 - DERATING CURVE FOR OUTPUT

RECTIFIED CURRENT

FIG.3 - MAXIMUM NON-REPETITIVE PEAK

FORWARD SURGE CURRENT

100

2.5

2.0

8.3 ms SINGLE HALF SINE WAVE

Ta = 50 °C

1.5

1.0

0.5

60Hz RESISTIVE OR INDUCTIVE LOAD

100

125

150

175

60 100

NUMBER OF CYCLES AT 60Hz

AMBIENT TEMPERATURE, ( C)

FIG.4 - TYPICAL FORWARD CHARACTERISTICS

FIG.5 - TYPICAL REVERSE CHARACTERISTICS

100

Pulse W idth = 300 ms

T_J= 100 °C

2% Duty Cycle

T_J= 25 °C

1.0

0.1

1.0

0.1

T_J= 25 °C

0.01

100

120

140

PERCENT OF RATED REVERSE VOLTAGE, (%)

0.01

0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

FORWARD VOLTAGE, VOLTS

Page 2 of 2

Rev. 01 : April 2, 2002

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