Document Number: 88991

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Revision: 10-May-11

3

This document is subject to change without notice.

UH4PBC, UH4PCC, UH4PCD

Vishay General Semiconductor

New Product

RATINGS AND CHARACTERISTICS CURVES

Fig. 1 - Maximum Forward Current Derating Curve

Fig. 2 - Forward Power Loss Characteristics Per Diode

Fig. 3 - Typical Instantaneous Forward Characteristics Per Diode

Fig. 4 - Typical Reverse Leakage Characteristics Per Diode

Fig. 5 - Typical Junction Capacitance Per Diode

Fig. 6 - Typical Transient Thermal Impedance Per Diode

0

1

2

3

4

5

0

25

50

75

100

125

150

175

Lead Temperature (°C)

Resistive or Inductive Load

T

at the Cathode Band Terminal

0

0.4

0.8

1.2

1.6

2.2

0

0.4

1.2

1.6

2.0

2.4

D = 0.1

D = 0.2

D = 0.3

D = 0.5

D = 0.8

D = 1.0

Average Forward Current (A)

D = t

t

p

T

0.2

0.6

1.0

1.4

2.0

1.8

0.4

0.01

0.1

1

10

100

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

T

T

T

Instantaneous Forward Voltage (V)

0.001

0.01

0.1

1

10

100

10

20

30

40

50

60

70

80

90

100

Percent of Rated Peak Reverse Voltage (%)

T

T

T

10

100

0.1

1

10

100

Reverse Voltage (V)

T

f = 1.0 MHz

V

Junction to Ambient

0.01

0.1

1

10

100

1

10

100

t - Pulse Duration (s)