Rev.A1

www.gulfsemi.com

UG4KB05 THRU UG4KB100

SINGLE

PHASE

GLASS

PASSIVATED

BRIDGE

RECTIFIER

Voltage: 50

to

1000V

Current: 4.0A

Features

D3K

Glass passivated chip junction

High case dielectric strength

High surge current capability

Ideal for printed circuit board

Mechanical Data

Terminal: Plated leads solderable per MIL-STD 202E,

Method 208C

Case: UL-94 Class V-0 recognized Flame Retardant Epoxy

Polarity: Polarity symbol marked on body

Mounting position: any

Dimensions in millimeters

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

(single-phase, half -wave, 60HZ, resistive or inductive load rating at 25

°C, unless otherwise stated,

for capacitive load, derate current by 20%)

Symbol

UG4K

B05

UG4

KB10

UG4

KB20

UG4

KB40

UG4K

B60

UG4

KB80

UG4K

B100

units

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

Tc 138℃ with heatsink

If(av)

4.0

A

Peak

forward

surge

current

single

sine-wave

superimposed on rated load (JEDEC Method)

Ifsm

135

A

Maximum instantaneous forward voltage drop per leg at

2.0A

Vf

1.00

V

Rating for fusing (3ms≤ t < 8.3ms)

75

Maximum DC reverse current at

Ta = 25°C

rated DC blocking voltage per leg

Ta = 125°C

Ir

10.0

500

µA

Thermal resistance

without heatsink

with heatsink

without heatsink

Rth(ja)

Rth(jc)

Rth(jl)

55

1.5

15

℃/W

Operating junction and storage temperature range

Tj, Tstg

-55 to +150

℃

Note: