MOTOROLA
Order this document
by MBR3045WT/D
SEMICONDUCTOR TECHNICAL DATA
SWITCHMODE™ Power Rectifier
MBR3045WT
. . . using the Schottky Barrier principle with a platinum barrier metal. These
state–of–the–art devices have the following features:
Motorola Preferred Device
• Dual Diode Construction — Terminals 1 and 3 may be Connected for
Parallel Operation at Full Rating
• Guardring for Stress Protection
• Low Forward Voltage
• 150°C Operating Junction Temperature
• Guaranteed Reverse Avalanche
• Popular TO–247 Package
SCHOTTKY BARRIER
RECTIFIER
30 AMPERES
45 VOLTS
Mechanical Characteristics:
• Case: Epoxy, Molded
• Weight: 4.3 grams (approximately)
• Finish: All External Surfaces Corrosion Resistant and Terminal Leads are
Readily Solderable
• Lead Temperature for Soldering Purposes: 260°C Max. for 10 Seconds
• Shipped 30 units per plastic tube
1
• Marking: B3045
1
2
2, 4
3
CASE 340F–03
TO–247AC
3
MAXIMUM RATINGS
Rating
Symbol
Maximum
Unit
VRRM
VRWM
VR
45
Volts
IF(AV)
30
15
Amps
Peak Repetitive Forward Current, Per Diode (Rated VR, Square Wave, 20 kHz)
IFRM
30
Amps
Nonrepetitive Peak Surge Current
(Surge applied at rated load conditions halfwave, single phase, 60 Hz)
IFSM
200
Amps
Peak Repetitive Reverse Current, Per Diode (2.0 µs, 1.0 kHz) See Figure 6
IRRM
2.0
Amps
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Forward Current
(Rated VR) TC = 105°C
Per Device
Per Diode
Operating Junction Temperature
Storage Temperature
Peak Surge Junction Temperature (Forward Current Applied)
Voltage Rate of Change (Rated VR)
Tstg
*65 to +150
*65 to +175
TJ(pk)
175
°C
dv/dt
10000
V/µs
RθJC
RθJA
1.4
40
°C/W
TJ
°C
°C
THERMAL CHARACTERISTICS (Per Diode)
Thermal Resistance — Junction to Case
— Junction to Ambient
ELECTRICAL CHARACTERISTICS (Per Diode)
Instantaneous Forward Voltage (1)
(iF = 20 Amps, TC = 125°C)
(iF = 30 Amps, TC = 125°C)
(iF = 30 Amps, TC = 25°C)
vF
Instantaneous Reverse Current (1)
(Rated dc Voltage, TC = 125°C)
(Rated dc Voltage, TC = 25°C)
Volts
iR
0.6
0.72
0.76
mA
100
1.0
(1) Pulse Test: Pulse Width = 300 µs, Duty Cycle ≤ 2.0%.
SWITCHMODE is a trademark of Motorola, Inc.
Preferred devices are Motorola recommended choices for future use and best overall value.
Rectifier Device Data
© Motorola, Inc. 1999
1
