MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document by MBR1535CT/D
SWITCHMODE Power Rectifiers
. . . using 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
•Guaranteed Reverse Avalanche
•Epoxy Meets UL94, VO at 1/8″
Mechanical Characteristics:
•Case: Epoxy, Molded
•Weight: 1.9 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 50 units per plastic tube
•Marking: B1535, B1545
1 
2, 4
3 
MAXIMUM RATINGS
MBR1535CT
MBR1545CT
MBR1545CT is a
Motorola Preferred Device
SCHOTTKY BARRIER
RECTIFIERS
15 AMPERES
35 and 45 VOLTS
4
1
2
3
CASE 221A±06
TO±220AB
PLASTIC
Rating |
|
Symbol |
MBR1535CT |
MBR1545CT |
Unit |
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Peak Repetitive Reverse Voltage |
|
VRRM |
35 |
45 |
Volts |
Working Peak Reverse Voltage |
|
VRWM |
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|
DC Blocking Voltage |
|
VR |
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|
Average Rectified Forward Current |
Per Diode |
IF(AV) |
7.5 |
7.5 |
Amps |
TC = 105°C (Rated VR) |
Per Device |
|
15 |
15 |
|
Peak Repetitive Forward Current, TC = 105°C |
|
IFRM |
15 |
15 |
Amps |
(Rated VR, Square Wave, 20 kHz) Per Diode |
|
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|
Nonrepetitive Peak Surge Current |
|
IFSM |
150 |
150 |
Amps |
(Surge applied at rated load conditions halfwave, single phase, 60 Hz) |
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Peak Repetitive Reverse Surge Current (2.0 μs, 1.0 kHz) |
|
IRRM |
1.0 |
1.0 |
Amp |
Operating Junction Temperature |
|
TJ |
65 to +150 |
65 to +150 |
°C |
Storage Temperature |
|
Tstg |
65 to +175 |
65 to +175 |
°C |
Voltage Rate of Change (Rated VR) |
|
dv/dt |
1000 |
1000 |
V/μs |
THERMAL CHARACTERISTICS PER DIODE |
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Maximum Thermal Resistance, Junction to Case |
|
RθJC |
3.0 |
3.0 |
°C/W |
Maximum Thermal Resistance, Junction to Ambient |
|
RθJA |
60 |
60 |
°C/W |
ELECTRICAL CHARACTERISTICS PER DIODE |
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Maximum Instantaneous Forward Voltage (1) |
|
VF |
|
|
Volts |
(iF = 7.5 Amps, TC = 125°C) |
|
|
0.57 |
0.57 |
|
(iF = 15 Amps, TC = 125°C) |
|
|
0.72 |
0.72 |
|
(iF = 15 Amps, TC = 25°C) |
|
|
0.84 |
0.84 |
|
Maximum Instantaneous Reverse Current (1) |
|
iR |
|
|
mA |
(Rated dc Voltage, TC = 125°C) |
|
|
15 |
15 |
|
(Rated dc Voltage, TC = 25°C) |
|
|
0.1 |
0.1 |
|
(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.
Rev 1
Rectifier Device Data
Motorola, Inc. 1996
MBR1535CT |
MBR1545CT |
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(AMPS) |
50 |
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30 |
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CURRENT |
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20 |
|
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10 |
TJ = 125°C |
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FORWARD |
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7.0 |
75°C |
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5.0 |
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3.0 |
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INSTANTANEOUS |
|
25°C |
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2.0 |
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1.0 |
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0.7 |
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, |
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F |
0.5 |
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i |
0.4 |
0.6 |
0.8 |
1.0 |
1.2 |
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0.2 |
|||||
iF, INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
Figure 1. Typical Forward Voltage
|
100 |
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(mA) |
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TJ = 150°C |
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|
10 |
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125°C |
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CURRENT |
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1.0 |
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100°C |
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75°C |
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REVERSE, |
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0.1 |
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R |
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25°C |
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I |
0.01 |
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0.001 |
10 |
20 |
30 |
40 |
50 |
|
0 |
VR, REVERSE VOLTAGE (VOLTS)
Figure 2. Typical Reverse Current
, AVERAGE FORWARD CURRENT (AMPS) |
16 |
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AVERAGE FORWARD CURRENT (AMPS) |
16 |
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14 |
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RATED VOLTAGE APPLIED |
14 |
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RATED VOLTAGE APPLIED |
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RqJC = 3.0° C/W |
|
dc |
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RqJA = 16° C/W |
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12 |
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12 |
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RqJA = 60° C/W |
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10 |
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10 |
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dc |
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(NO HEAT SINK) |
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8.0 |
° |
SQUARE WAVE |
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8.0 |
180° SQUARE WAVE |
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180 |
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6.0 |
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6.0 |
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dc |
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4.0 |
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4.0 |
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2.0 |
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F (AV) |
2.0 |
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, |
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F(AV) |
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|||
0 |
|
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|
0 |
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I |
110 |
|
120 |
|
140 |
150 |
I |
|
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||
|
100 |
|
130 |
|
0 |
20 |
40 |
60 |
80 |
100 |
120 |
140 |
160 |
||||
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T |
, CASE TEMPERATURE (C°) |
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° |
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C |
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TA, AMBIENT TEMPERATURE ( C) |
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Figure 3. Current Derating, Case |
Figure 4. Current Derating, Ambient |
(WATTS) |
14 |
|
|
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|
IAV |
|
|
dc |
|
|
|
DISSIPATION |
10 |
|
|
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|
° |
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|||
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(RESISTIVE LOAD) |
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||||
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180 C |
|
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|
12 |
|
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|
IPK |
|
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SQUARE |
||
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WAVE |
|
||
POWER |
8.0 |
|
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FORWARD |
4.0 |
|
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6.0 |
|
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AVERAGE, |
2.0 |
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(AV) |
0 |
|
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|
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|
|
0 |
2.0 |
4.0 |
6.0 |
8.0 |
10 |
12 |
14 |
16 |
18 |
20 |
||
F |
||||||||||||
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P |
|
|
IF(AV), AVERAGE FORWARD CURRENT (AMPS) |
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Figure 5. Power Dissipation
2 |
Rectifier Device Data |
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