MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Preliminary Data Sheet
POWERTAP II Ultrafast
SWITCHMODE Power Rectifiers
. . . designed for use in switching power supplies, inverters, and as free
wheeling diodes. These state–of–the–art devices have the following features:
Mechanical Characteristics:
(1) Pulse Test: Pulse Width = 300 s, Duty Cycle
POWERTAP II and SWITCHMODE are trademarks of Motorola, Inc.
This document contains information on a product under development. Motorola reserves the right to change or discontinue this product without notice.
Preferred devices are Motorola recommended choices for future use and best overall value.
Rev 2
MAXIMUM RATINGS
THERMAL CHARACTERISTICS PER LEG
ELECTRICAL CHARACTERISTICS PER LEG
Rectifier Device Data
Peak Repetitive Reverse Voltage
Average Rectified Forward Current
Peak Repetitive Forward Current, Per Leg
Nonrepetitive Peak Surge Current Per Leg (Surge applied at rated
Operating Junction Temperature
Storage Temperature
Thermal Resistance, Junction to Case
Instantaneous Forward Voltage (1)
Instantaneous Reverse Current (1)
Maximum Reverse Recovery Time
Motorola, Inc. 1996
Dual Diode Construction
Low Leakage Current
Low Forward Voltage
175 C Operating Junction Temperature
Labor Saving P
Case: Epoxy, Molded with metal heatsink base
Weight: 80 grams (approximately)
Finish: All External Surfaces Corrosion Resistant
Top Terminal Torque: 25–40 lb–in max
Base Plate Torques: See procedure given in the
Package Outline Section
Shipped 25 units per foam
Marking: UP20020
Working Peak Reverse Voltage
DC Blocking Voltage
(Rated V R )
(Rated V R , Square Wave, 20 kHz), T C = 95 C
load conditions halfwave, single phase, 60 Hz)
(i F = 100 Amps, T C = +25 C)
(i F = 200 Amps, T C = 25 C)
(i F = 100 Amps, T C = 125 C)
(Rated dc Voltage, T C = 125 C)
(Rated dc Voltage, T C = 25 C)
(I F = 1.0 Amp, di/dt = 50 Amps/ s)
OWER
T
AP
Package
Rating
Rating
v
Per Device
Per Leg
2.0%.
Symbol
Symbol
V RWM
V RRM
I F(AV)
I FRM
I FSM
R JC
T stg
V R
T J
v F
i R
t rr
1
2
200 (T C = 130 C)
100 (T C = 130 C)
MURP20020CT
*
*
55 to +175
55 to +150
1000
0.45
1.00
1.10
0.95
200
200
800
150
50
3
MURP20020CT
MURP20040CT
Max
1
Motorola Preferred Devices
3
200 (T C = 100 C)
100 (T C = 100 C)
MURP20040CT
200–400 VOLTS
200 AMPERES
*
*
CASE 357C–03
RECTIFIERS
ULTRAFAST
POWERTAP II
55 to +175
55 to +150
0.45
1.30
1.75
1.15
400
200
800
500
50
75
Order this document
by MURP20020CT/D
2
Amps
Amps
Amps
Volts
Volts
Unit
Unit
C/W
ns
C
C
A
1