UG(F,B)12HT & UG(F,B)12JT

Vishay General Semiconductor

Document Number: 88758

Revision: 09-Nov-07

For technical questions within your region, please contact one of the following:

PDD-Americas@vishay.com, PDD-Asia@vishay.com, PDD-Europe@vishay.com

www.vishay.com

3

RATINGS AND CHARACTERISTICS CURVES

Figure 1. Forward Current Derating Curve

Figure 2. Maximum Non-Repetitive Peak Forward Surge Current

Figure 3. Typical Instantaneous Forward Characteristics Per Leg

0

25

50

75

100

125

150

0

2

4

6

8

10

12

14

16

Case Temperature (°C)

UG12HT, UG12JT

UGF12HT, UGF12JT

1

10

0

25

50

75

100

125

150

175

200

100

Number of Cycles at 60 Hz

T

0.01

0.1

1

10

100

Instantaneous Forward Voltage (V)

0.1

0.3

0.5

0.7

0.9

1.0

1.3

1.5

1.7

1.9

2.1

T

T

Figure 4. Typical Reverse Leakage Characteristics Per Leg

Figure 5. Typical Junction Capacitance Per Leg

Figure 6. Reverse Switching Characteristics Per Leg

0

20

40

60

80

100

1

10

100

1000

10 000

Percent of Rated Peak Reverse Voltage (%)

T

T

T

1

10

100

1

10

100

Reverse Voltage (V)

25

50

50

75

100

100

150

200

250

300

350

400

125

0

t

rr

Q

rr

12 A, 240 A/µs, 400 V

12 A, 240 A/µs, 400 V

1 A, 50 A/µs, 30 V

1 A, 50 A/µs, 30 V

Junction Temperature (°C)