Vishay high power products – C&H Technology 87CNQ020A User Manual

Page 4

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Document Number: 93409

For technical questions, contact: [email protected]

www.vishay.com

Revision: 21-Aug-08

3

87CNQ020A

Schottky Rectifier

New Generation 3

D-61 Package, 2 x 40 A

Vishay High Power Products

Fig. 1 - Maximum Forward Voltage Drop Characteristics

(Per Leg)

Fig. 2 - Typical Values of Reverse Current vs.

Reverse Voltage (Per Leg)

Fig. 3 - Typical Junction Capacitance vs.

Reverse Voltage (Per Leg)

Fig. 4 - Maximum Thermal Impedance Z

thJC

Characteristics (Per Leg)

1

100

10

1000

I

F

- Instantaneous

Forward Current (A)

V

FM

- Forward Voltage Drop (V)

0.2

0.4

0.6

0.8

1.0

0

T

J

= 150 °C

T

J

= 125 °C

T

J

= 25 °C

1

10

100

0.1

0.01

1000

10 000

I

R

- Reverse Current (mA)

V

R

- Reverse Voltage (V)

15

20

5

10

0

T

J

= 150 °C

T

J

= 125 °C

T

J

= 100 °C

T

J

= 75 °C

T

J

= 50 °C

T

J

= 25 °C

1000

10 000

C

T

- Junction Capacitance (pF)

V

R

- Reverse Voltage (V)

10

5

15

20

25

0

T

J

= 25 °C

0.001

0.01

0.1

1

0.00001

0.0001

0.001

0.01

0.1

1

t

1

- Rectangular Pulse Duration (s)

Z

thJC

- Thermal Impedance (°C/W)

100

10

Single pulse

(thermal resistance)

D = 0.75
D = 0.50
D = 0.33
D = 0.25
D = 0.20

P

DM

t

1

t

2

Notes:
1. Duty factor D = t

1

/t

2

2. Peak T

J

= P

DM

x Z

thJC

+ T

C

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