Rev.A1

www.gulfsemi.com

UERB20F

Ultra fast Plastic Power Rectifiers

VOLTAGE: 300V

CURRENT:20.0A

FEATURE

• Plastic package has Underwriters Laboratories

Flammability Classification 94V-0

• Ideally suited for use in very high frequency switching

power supplies, inverters and as free wheeling diodes

• Ultra fast recovery time for high efficiency

• Excellent high temperature switching

• Glass passivated junction

•High voltage and high reliability

• High speed switching

• Low forward voltage

MECHANICAL DATA

Case: JEDEC TO-220 molded plastic body over

passivated chip

Terminals: Plated axial leads, solderable per

MIL-STD-750, Method 2026

Polarity: Color band denotes cathode end

Mounting Position: Any

Dimensions in inches and (millimeters)

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

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

°C, unless otherwise stated)

SYMBOL

UERB20F

units

Maximum Recurrent Peak Reverse Voltage

Vrrm

300

V

Maximum RMS Voltage

Vrms

210

V

Maximum DC blocking Voltage

Vdc

300

V

Maximum Average Forward Rectified

at Tc =100

°C

If(av)

20.0

A

Peak Forward Surge Current 8.3ms single

half sine-wave superimposed on rated load

Ifsm

180

A

Maximum Forward Voltage at Forward

Current 10A and 25

°C

Vf

1.3

V

Maximum Reverse Recovery Time

(Note 1)

Trr

35

nS

Typical thermal resistance junction to case

5.0

°C/W

Maximum DC Reverse Current

Ta =25

°C

at rated DC blocking voltage

Ta =125

°C

Ir

10.0

100.0

µA

µA

Storage and Operating Temperature Range

Tstg, Tj

-55 to +150

°C

Note:

1. Reverse Recovery Condition If =0.5A, Ir =1.0A, Irr =0.25A