SFR152 Просмотр технического описания (PDF) - Semtech Electronics LTD.

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производитель

SFR152

SOFT FAST RECOVERY RECTIFIERS

Semtech Electronics LTD. 

SFR151 THRU SFR157

RATINGS AND CHARACTERISTIC CURVES (SFR151 THRU SFR157)

Fig. 1-MAXIMUM FORWARD CURRENT DERATING CURVE

2.0

1.5

1.0

SINGLE PHASE

HALF WAVE

0.5 60Hz

RESISTIVE OR

INDUCTIVE LOAD

.375" 9.5 mm LEAD LENGTH

0

0

25

50

75 100 125 150 175

AMBIENT TEMPERATURE,oC

Fig. 2-MAXIMUM NON-REPETITIVE FORWARD

SURGE CURRENT

60

50

40

30

20

10

0

2 4 6 10

40

100

NUMBER OF CYCLES AT 60Hz

Fig. 3-TYPICAL FORWARD CHARACTERISTICS

20

10

Tj =25oC

Pulse Width=300 s

3.0 1% Duty Cycle

1.0

0.3

0.1

0.03

0.01

0.4 0.6

0.8 1.0 1.2 1.4

1.6 1.8

FORWARD VOLTAGE, (V)

Fig. 4-TYPICAL JUNCTION CAPACITANCE

100

60

40

20

Tj =25oC

10

1

2

46

10 20 40 60

100

REVERSE VOLTAGE. (V)

Fig. 5-REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM

50

NONINDUCTIVE

10

NONINDUCTIVE

(+)

50Vdc

(appox)

(-)

DUT

1

NON

INDUCTIVE

(-)

OSCILLOSCOPE

(NOTE 1)

PULSE

GERATOR

(NOTE 2)

(+)

NOTES:1. Rise Time=7ns max. Input Impedance=

1 megohm 22 pf

2. Rise Time=10ns max. Sourse Impedance=

50 ohms

trr

+0.5A

0

-0.25A

-1.0A

1cm

SET TIME BASE FOR

5/10ns/cm

SEMTECH ELECTRONICS LTD.

(Subsidiary of Semtech International Holdings Limited, acompany

listed on the Hong Kong Stock Exchange, Stock Code: 724)

®

Dated : 20/06/2003

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