POWEREX QRS1440T30 Datasheet

Preliminary

p

QRS1440T30

400 Am

/1400 Volts

Powerex, Inc., 200 Hillis Street, Youngwood, Pennsy l vania 15697-1800 [phone]

Fast Recovery Diode Module

400 Amp/1400 Volts

QRS1440T30
Fast Recovery Diode Module

400 Amperes / 1400 Volts

QRS

1

Description:

Powerex Fast Recovery Diode
Modules are designed for use in
applications requiring fast switching.
The modules are isolated for easy
mounting with other components on a
common heatsink.

Features:

 Fast Recovery Time
 Isolated Mounting
 Metal Baseplate
 Low Thermal Impedance
 3000 V isolating voltage

Applications:

 Switching Power Supplies
 Inverters
 Choppers
 Welding Power Supplies
 Free Wheeling Diode
 High Frequency Rectifiers

Dimensions Inches Millimeters

A 3.70 94
B 1.34 34
C 1.18 30
D 3.15 80
E 0.67 17
F 0.28 6.99
G 0.67 17.1
H 0.91 23
J 0.91 23
K M6X1.0 M6X1.0

Preliminary

p

QRS1440T30

400 Am

/1400 Volts

Powerex, Inc., 200 Hillis Street, Youngwood, Pennsy l vania 15697-1800 [phone]

Fast Recovery Diode Module

400 Amp/1400 Volts

Absolute Maximum Ratings, TJ=25

Characteristics Conditions Symbol QRS1440T30 Units

Repetitive Peak Reverse Bloc king Voltage - V
Non-Repetitive Peak Reverse Bloc king Voltage - V
Average Forward Current 180° Conduction, Tc=25°C I
Peak Half Cycle Non-Repetiti ve S urge Current t = 8.3mS, 100%V
I2t for Fusing for One Cycle t = 8.3mS, 100%V
Operating Junction Temperat ure - TJ -40 to 150 °C
Storage Temperature - T
Maximum Mounting Torque, M6 Mounting Screw - - 26 In.-lb.
Maximum Terminal Torque, M6 Terminal S crew - - 26 In.-lb.
Module Weight (Typical) - - 220 Grams
V Isolation 60 Hz, circuit to base, al l terminals

Electrical Characteristics, TJ=25

Characteristics Symbol Test Conditions Min. Typ. Max Units

Peak Reverse Leakage Current I
Peak On-State Voltage VFM I
Reverse Recovery Time t rr IF = 400A, di/dt = −800A/µs - - 300 ns
Reverse Recovery Charge Qrr IF =400A, di/dt = −800A/µs - 4.0 - µC

C unless otherwise specified

°°°°

RRM
RRM

shorted, t = 1 sec

C unless otherwise specified

°°°°

Rated V

RRM

RRM

=400A - - 3.8 Volts

F

1400 Volts

RRM

V

RSM

400 Amperes

F(AV)

Reapplied I
Reapplied I2t 29700 A2sec

- - 2 mA

2670 Amperes

FSM

-40 to 150 °C

STG

V

3000 Volts

RMS

+ 100 Volts

RRM

Thermal Characteristics, TJ=25

Characteristics Symbol Min. Typ. Max. Units

Thermal Resistance, Junction to Case R
Thermal Resistance, Case to Sink Lubricated R

C unless otherwise specified

°°°°

Per Diode - - 0.09

JC

Θ

Per Module - - 0.04

CS

Θ

C/Watt

°

C/Watt

°