KBU8J - Fuji Electric

KBU8A, KBU8B, KBU8D, KBU8G, KBU8J, KBU8K, KBU8M

www.vishay.com Vishay General Semiconductor

Revision: 14-May-14 1Document Number: 88658

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Single-Phase Bridge Rectifier

FEATURES

• UL recognition, file number E54214

• Ideal for printed circuit boards

• High surge current capability

• High case dielectric strength of 1500 VRMS

• Solder dip 275 °C max. 10 s, per JESD 22-B106

• Material categorization: for definitions of compliance

please see www.vishay.com/doc?99912

TYPICAL APPLICATIONS

General purpose use in AC/DC bridge full wave rectification

for monitor, TV, printer, SMPS, adapter, audio equipment,

and home appliances applications.

MECHANICAL DATA

Case: KBU

Molding compound meets UL 94 V-0 flammability rating

Base P/N-E4 - RoHS-compliant, commercial grade

Terminals: Silver plated leads, solderable per

J-STD-002 and JESD22-B102

Polarity: As marked on body

Mounting Torque: 10 cm-kg (8.8 inches-lbs) max.

Recommended Torque: 5.7 cm-kg (5 inches-lbs)

Notes

(1) Recommended mounting position is to bolt down on heatsink with silicone thermal compound for maximum heat transfer with #6 screw

(2) Units mounted in free air, no heatsink, PCB at 0.375" (9.5 mm) lead length with 0.5" x 0.5" (12 mm x 12 mm) copper pads

(3) Units mounted on a 3.0" x 3.0" x 0.11" thick (7.5 cm x 7.5 cm x 0.3 cm) aluminum plate heatsink

PRIMARY CHARACTERISTICS

Package KBU

IF(AV) 8 A

VRRM 50 V, 100 V, 200 V, 400 V, 600 V,

800 V, 1000 V

IFSM 300 A

IR10 μA

VF at IF = 8 A 1.0 V

TJ max. 150 °C

Diode variations In-Line

Case Style KBU

MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)

PARAMETER SYMBOL KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K KBU8M UNIT

Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V

Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V

Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V

Maximum average forward

rectified output current at

TC = 100 °C (1)(3)

IF(AV) 8.0 A

TA = 40 °C (2) 6.0

Peak forward surge current single sine-wave

superimposed on rated load IFSM 300 A

Operating junction and storage temperature range TJ, TSTG - 50 to + 150 °C

ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)

PARAMETER TEST CONDITIONS SYMBOL KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K KBU8M UNIT

Maximum instantaneous

forward drop per diode IF = 8.0 A VF 1.0 V

Maximum DC reverse

current at rated DC blocking

voltage per diode

TA = 25 °C

10 μA

TA = 125 °C 1.0 mA

KBU8A, KBU8B, KBU8D, KBU8G, KBU8J, KBU8K, KBU8M

www.vishay.com Vishay General Semiconductor

Revision: 14-May-14 2Document Number: 88658

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Notes

(1) Units mounted in free air, no heatsink, PCB at 0.375" (9.5 mm) lead length with 0.5" x 0.5" (12 mm x 12 mm) copper pads

(2) Units mounted on a 3.0" x 3.0" x 0.11" thick (7.5 cm x 7.5 cm x 0.3 cm) aluminum plate heatsink



RATINGS AND CHARACTERISTICS CURVES (TA = 25 °C unless otherwise noted)

Fig. 1 - Derating Curve Output Rectified Current

Fig. 2 - Maximum Non-Repetitive Peak Forward Surge Current

Fig. 3 - Typical Instantaneous Forward Characteristics Per Diode

Fig. 4 - Typical Reverse Leakage Characteristics Per Diode

THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)

PARAMETER SYMBOL KBU8A KBU8B KBU8D KBU8G KBU8J KBU8K KBU8M UNIT

Typical thermal resistance RJA (1) 18 °C/W

RJC (2) 3.0

ORDERING INFORMATION (Example)

PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE

KBU8J-E4/51 8.0 51 250 Anti-static PVC tray

050 100 150

Heatsink Mounting,

, 3.0 x 3.0 x 12" Thk.

Al. Plate (7.5 x 0.3 cm)

PCB Mounting, T

0.375" (9.5 mm) Lead Length

0.5 x 0.5" (12 x 12 mm) Copper Pads

60 Hz Resistive or Inductive Load

Temperature (°C)

Average Forward Current (A)

110 100

100

150

200

250

300

TJ = 150 °C

Single Sine-Wave

Number of Cycles at 60 Hz

Peak Forward Surge Current (A)

1.0 Cycle

0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3

0.1

100

= 25 °C

Pulse Width = 300 µs

1 % Duty Cycle

Instantaneous Forward Voltage (V)

Instantaneous Forward Current (A)

020 40 60 80 100

0.01

0.1

100

TJ = 100 °C

TJ = 25 °C

Percent of Rated Peak Reverse Voltage (%)

Instantaneous Reverse Current (µA)

KBU8A, KBU8B, KBU8D, KBU8G, KBU8J, KBU8K, KBU8M

www.vishay.com Vishay General Semiconductor

Revision: 14-May-14 3Document Number: 88658

For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

Fig. 5 - Typical Junction Capacitance Per Diode



PACKAGE OUTLINE DIMENSIONS in inches (millimeters)

110 100

100

1000

Reverse Voltage (V)

Junction Capacitance (pF)

= 25 °C

f = 1.0 MHz

sig

= 50 mVp-p

0.160 (4.1)

0.065 (1.7)

0.185 (4.7)

0.895 (22.7)

0.935 (23.7)

0.140 (3.6) 0.165 (4.2)

0.085 (2.2)

0.240 (6.09)

0.200 (5.08)

0.220 (5.6)

0.180 (4.6)

0.075 (1.9) R TYP. (2 Places)

45°

0.205 (5.2)

0.185 (4.7)

0.052 (1.3)

0.048 (1.2)

0.280 (7.1)

0.260 (6.6)

DIA.

0.760

(19.3)

MAX.

0.700

(17.8)

0.660

(16.8)

1.0

(25.4)

MIN.

0.455 (11.3)

0.405 (10.3)

Case Style KBU

Legal Disclaimer Notice

www.vishay.com Vishay

Revision: 08-Feb-17 1Document Number: 91000

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

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