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MBRB1545CT Datasheet PDF : 6 Pages
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MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
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by MBRB1545CT/D
™ Designer's Data Sheet
SWITCHMODE™ Power Rectifier
D2PAK Surface Mount Power Package
The D2PAK Power Rectifier employs the Schottky Barrier principle with a
platinum barrier metal. These state-of-the-art devices have the following
features:
• Center-Tap Configuration
• Guardring for Stress Protection
• Low Forward Voltage
• 150°C Operating Junction Temperature
• Epoxy Meets UL94, VO at 1/8″
• Guaranteed Reverse Avalanche
• Short Heat Sink Tab Manufactured — Not Sheared!
• Similar in Size to the Industry Standard TO-220 Package
1
Mechanical Characteristics
• Case: Epoxy, Molded
3
• Weight: 1.7 grams (approximately)
• Finish: All External Surfaces Corrosion Resistant and Terminal Leads are
Readily Solderable
• Lead and Mounting Surface Temperature for Soldering Purposes: 260°C
Max. for 10 Seconds
• Shipped 50 units per plastic tube
• Available in 24 mm Tape and Reel, 800 units per 13″ reel by adding a “T4”
suffix to the part number
• Marking: B1545T
MBRB1545CT
Motorola Preferred Device
SCHOTTKY BARRIER
RECTIFIER
15 AMPERES
45 VOLTS
4
4
1
3
CASE 418B-02
D2PAK
MAXIMUM RATINGS, PER LEG
Rating
Symbol
Value
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
45
Volts
VRWM
VR
Average Rectified Forward Current
(Rated VR) TC = 105°C
IF(AV)
7.5
Amps
Total Device
15
Peak Repetitive Forward Current
(Rated VR, Square Wave, 20 kHz), TC = 105°C
IFRM
15
Amps
Non-repetitive Peak Surge Current
(Surge applied at rated load conditions halfwave, single phase, 60 Hz)
IFSM
150
Amps
Peak Repetitive Reverse Surge Current (2.0 µs, 1.0 kHz)
Storage Temperature
Operating Junction Temperature
Voltage Rate of Change (Rated VR)
THERMAL CHARACTERISTICS, PER LEG
IRRM
Tstg
TJ
dv/dt
1.0
– 65 to +175
– 65 to +150
10000
Amp
°C
°C
V/µs
Thermal Resistance — Junction to Case
— Junction to Ambient (1)
(1) When mounted using minimum recommended pad size on FR-4 board.
RθJC
RθJA
2.0
°C/W
50
Designer’s Data for “Worst Case” Conditions — The Designer’s Data Sheet permits the design of most circuits entirely from the information presented. SOA Limit
curves — representing boundaries on device characteristics — are given to facilitate “worst case” design.
Designer’s and SWITCHMODE are trademarks of Motorola, Inc.
Thermal Clad is a trademark of the Bergquist Company
Preferred devices are Motorola recommended choices for future use and best overall value.
Rev 2
©RMeoctotriofilea,rInDce. 1v9ic96e Data
1
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