BYW172F datasheet(2/4 Pages) VISHAY

Part #	BYW172F

Description	Fast Avalanche Sinterglass Diode

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Manufacturer	VISHAY [Vishay Siliconix]

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Document Number 86096

Rev. 1.2, 12-Aug-04

VISHAY

BYW172D / 172F / 172G

Vishay Semiconductors

Electrical Characteristics

Tamb = 25 °C, unless otherwise specified

Typical Characteristics (Tamb = 25 °C unless otherwise specified)

Parameter

Test condition

Symbol

Min

Typ.

Max

Unit

Forward voltage

IF = 3 A

VF

1.1

V

IF = 9 A

VF

1.5

V

Reverse current

VR = VRRM

IR

1

µA

VR = VRRM, Tj = 100 °C

IR

20

µA

Reverse recovery time

IF = 0.5 A, IR = 1 A , iR = 0.25 A

trr

75

100

ns

Figure 1. Max. Thermal Resistance vs. Lead Length

Figure 2. Forward Current vs. Forward Voltage

0

10

20

30

40

94 9466

ll

TL= constant

0

l - Lead Length ( mm )

510

15

25

30

20

0.001

0.01

0.1

1

10

100

0

0.5

1.0

1.5

2.0

2.5

VF - Forward Voltage(V)

16387

Tj =25° C

Tj = 175 °C

Figure 3. Max. Average Forward Current vs. Ambient Temperature

Figure 4. Reverse Current vs. Junction Temperature

16388

0

20 40 60 80 100 120 140 160 180

Tamb - Ambient Temperature (

°C)

3.5

3.0

2.5

2.0

1.5

1.0

0.5

0

VR =VRRM

half sinewave

RthJA= 25 K/W

l=10mm

RthJA= 70 K/W

PCB:d=25mm

1

10

100

1000

25

50

75

100

125

150

175

Tj - Junction Temperature (

°C)

16389

VR =VRRM

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