Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697-1800 (724) 925-7272

Fast Recovery Diode Module

www.pwrx.com

Revision Date: 03/23/2009

QRS1220T30

Characteristics

Conditions

Symbol

QRS1220T30

Units

Repetitive Peak Reverse Blocking Voltage

-

1200

Volts

Non-Repetitive Peak Reverse Blocking Voltage

-

Volts

Average Forward Current

180

° Conduction, Tc=80°C

180

° Conduction, Tc=25°C

88

127

Amperes

Amperes

Peak Half Cycle Non-Repetitive Surge Current

1670

Amperes

I

I

11620

A

Operating Junction Temperature

-

-40 to 150

°C

Storage Temperature

-

-40 to 150

°C

Maximum Mounting Torque, M6 Mounting Screw

-

-

26

In.-lb.

Maximum Terminal Torque, M6 Terminal Screw

-

-

26

In.-lb.

Module Weight (Typical)

-

-

220

Grams

V Isolation

60 Hz, circuit to base, all terminals

shorted, t = 1 sec

3000

Volts

Characteristics

Symbol

Min.

Typ.

Max.

Units

Thermal Resistance, Junction to Case

Per Diode

-

-

0.18

°C/Watt

Thermal Resistance, Case to Sink Lubricated

Per Module

-

-

0.04

°C/Watt

Characteristics

Symbol

Test Conditions

Min.

Typ.

Max

Units

Peak Reverse Leakage Current

-

-

1

mA

Peak On-State Voltage

-

-

3.5

Volts

Reverse Recovery Time

trr

-

-

250

ns

Reverse Recovery Charge

Qrr

-

1.49

-

μC