© 1999 Fairchild Semiconductor Corporation

www.fairchildsemi.com

BAS21 Rev. 1.3

3

Typical Performance Characteristics

Figure 1. Reverse Voltage vs. Reverse Current

BV - 1.0 to 100

A

Figure 2. Reverse Current vs. Reverse Voltage

IR - 55 to 205 V

Figure 3. Reverse Current vs. Reverse Voltage

IR - 180 to 255 V

Figure 4. Forward Voltage vs. Forward Current

VF - 1.0 to 100 A

Figure 5. Forward Voltage vs. Forward Current

VF - 0.1 to 10 mA

Figure 6. Forward Voltage vs. Forward Current

VF - 10 to 800 mA

3

5

10

20

30

50

100

275

300

325

I - REVERSE CURRENT (uA)

R

Ta= 25°C

GENERAL RULE: The Reverse Current of a diode will approximately

double for every ten (10) Degree C increase in Temperature

55

75

95

115

135

155 175 195

0

10

20

30

40

50

V - REVERSE VOLTAGE (V)

R

Ta= 25°C

GENERAL RULE: The Reverse Current of a diode will approximately

double for every ten Degree C increase in Temperature

180

200

220

240

20

30

40

50

60

70

80

90

100

V - REVERSE VOLTAGE (V)

R

Ta= 25°C

255

1

2

3

5

10

20

30

50

100

250

300

350

400

450

I - FORWARD CURRENT (uA)

F

Ta= 25°C

0.1

0.2 0.3

0.5

1

2

3

5

10

450

500

550

600

650

700

I - FORWARD CURRENT (mA)

F

725

Ta= 25°C

10

20

30

50

100

200 300

500

0.7

0.8

0.9

1

1.1

1.2

1.3

1.4

I - FORWARD CURRENT (mA)

F

800

Ta= 25°C