KBF401 thru KBF410

Glass Passivated Single-Phase Bridge Rectifier

Reverse Voltage 100~1000V Ountput Current 4.0A

juntion to ambient

juntion to case

Note:1),The thermal resistance from junction to ambient and case,mounted on glass epoxy FR-4 P.C.B

Ratings and Characteristics Curves

(TA = 25℃ unless otherwise noted)

Parameter

℃/W

Unit

KBF401

Test Conditions Symbol

KBF410

30

8

KBF402

KBF404

KBF406

KBF408

0.001

0.01

0.1

1

10

100

0

0.3 0.6 0.9 1.2 1.5 1.8

Instantaneous Forward Voltage (V)

25℃

85℃

125℃

150℃

Figure 1.Forward Current Derating Curve

Figure 2.Maximum Non‐Repetitive Peak 

Forward Surge Current

Figure 4. Typical Reverse Characteristics 

Figure 3. Typical Instantaneous Forward 

Characteristics 

Pulse width=0.3ms

0.001

0.01

0.1

1

10

100

1000

10000

0

200

400

600

800

1000

Instantaneous Reverse Voltage (V)

25℃

85℃

125℃

150℃

0

30

60

90

120

150

1

10

100

Number of Cycles at 60Hz

0

0.5

1

1.5

2

2.5

3

3.5

4

4.5

0

25

50

75

100 125 150

Case temperature（℃）

with heatsink

without heatsink

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2016.01-Rev.B