Electrical Characteristics (at Ta=25°C, unless otherwise noted)

SMD Schottky Barrier Diodes

Rating and Characteristic Curves (CDBW120-HF Thru. CDBW140-HF)

Parameter

Unit

Symbol

VF

VR

IR

Cj

0.450

20

0.550

1

30

120

0.600

40

V

V

mA

pF

Maximum forward voltage

Maximum reverse breakdown voltage

Maximum reverse current

Type junction capacitance

CDBW120-HF

CDBW130-HF

CDBW140-HF

Conditions

IF = 1.0A

IF = 3.0A

0.750

0.875

0.900

IR = 1mA

VR = 20V

CDBW120

VR = 30V

CDBW130

VR = 40V

CDBW140

VR = 4V, f =1MHz

1

10

0.01

1E-3

Reverse Voltage, VR (V)

Fig.2 - Reverse Characteristics

0

10

20

40

30

Ta=100°C

Ta=25°C

0.1

1

10

Fig.1 - Forward Characteristics

Forward Voltage, VF (V)

0

1.2

0.4

0.8

2.0

Ta=25°C

1.6

0.1

100

75

125

Ambient Temperature, Ta (°C)

Fig.4 - Power Derating Curve

25

50

100

150

200

300

400

500

600

0

0

10

100

1000

Fig.3 - Capacitance Characteristics

0.1

10

1

20

Reverse Voltage, VR (V)

Ta = 25°C

f = 1MHz

Comchip Technology CO., LTD.

QW-JB086

Page 2

REV:C