UF4001 查看數據表（PDF） - Fairchild Semiconductor

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UF4001

Fast Rectifiers (Glass Passivated)

Fairchild Semiconductor 

Typical Characteristics

1.6

1.4

1.2

1

0.8 SINGLE PHASE

HALF WAVE

0.6 60HZ

RESISTIVE OR

0.4 INDUCTIVE LOAD

.375" (9.00mm) LOAD

0.2 LENGTHS

0

0 25 50 75 100 125 150 175

Ambient Temperature [ºC]

Figure 1. Forward Current Derating Curve

40

10

TJA = 25ºC

Pulse Width = 300µS

2% Duty Cycle

1

UF4001-UF4003

0.1

UF4005-UF4007

0.01

UF4004

0.001

0.2 0.4 0.6 0.8

1

1.2 1.4

Forward Voltage, VF [V]

Figure 2. Forward Voltage Characteristics

1000

30

100

TA = 125ºC

20

10

10

1

TJA = 25º C

0

1

2

5

10 20

50 100

Number of Cycles at 60Hz

Figure 3. Non-Repetitive Surge Current

0.1

0

20 40 60 80 100 120 140

Percent of Rated Peak Reverse Voltage [%]

Figure 4. Reverse Current vs Reverse Voltage

50Ω

NONINDUCTIVE

60

50

40

30

20

UF4004-UF4007

10

UF4001-UF4003

0

0.1

0.5 1 2 5 10 20 50 100

500

Reverse Voltage, VR [V]

Figure 5. Total Capacitance

50Ω

NONINDUCTIVE

trr

+0.5A

DUT

50V

(approx)

50Ω

NONINDUCTIVE

(-)

Pulse

Generator

(Note 2)

(+)

OSCILLOSCOPE

(Note 1)

0

-0.25A

NOTES:

1. Rise time = 7.0 ns max; Input impedance = 1.0 megaohm 22 pf.

2. Rise time = 10 ns max; Source impedance = 50 ohms.

-1.0A

1.0cm

SET TIME BASE FOR

5/ 10 ns/ cm

Reverse Recovery Time Characterstic and Test Circuit Diagram

2001 Fairchild Semiconductor Corporation

UF4001-UF4007, Rev. C

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