MBR20xxCT, MBRF20xxCT & MBRB20xxCT Series
Vishay Semiconductors
for merly General Semiconductor
Document Number 88674 www.vishay.com
07-Feb-02 1
Dual Schottky Barrier Rectifier Rever se V oltage 35 to 60V
Forward Current 20A
Mechanical Data
Case: JEDEC T O-220AB , ITO-220AB & T O-263AB
molded plastic body
Terminals: Plated leads, solderable per
MIL-STD-750, Method 2026
Polarity: As marked
Mounting Position: Any
Mounting T orque: 10 in-lbs maximum
Weight: 0.08 oz., 2.24 g
Features
• Plastic package has Underwriters Laborator y
Flammability Classification 94V-0
• Dual rectifier constr uction, positive center tap
• Metal silicon junction, major ity carr ier conduction
• Low power loss, high efficiency
• Guardr ing for overvoltage protection
• For use in low voltage, high frequency inver ters,
free wheeling, and polarity protection applications
• High temperature solder ing guaranteed:
250°C/10 seconds, 0.25" (6.35mm) from case
0.08
(2.032)
0.24
(6.096)
0.42
(10.66)
0.63
(17.02)
0.12
(3.05)
0.33
(8.38)
Mounting Pad Layout TO-263AB
0.380 (9.65)
0.411 (10.45)
0.320 (8.13)
0.360 (9.14)
0.591 (15.00)
0.624 (15.85)
12
0.245 (6.22)
MIN
K
K
0.160 (4.06)
0.190 (4.83)
0.045 (1.14)
0.055 (1.40)
0.014 (0.36)
0.021 (0.53)
0.110 (2.79)
0.140 (3.56)
0.090 (2.29)
0.110 (2.79)
0.047 (1.19)
0.055 (1.40)
PIN 1
PIN 2 K - HEATSINK
0-0.01 (0-0.254)
0.027 (0.686)
0.037 (0.940)
0.105 (2.67)
0.095 (2.41) 0.205 (5.20)
0.195 (4.95)
13
PIN
2
0.060 (1.52)
0.405 (10.27)
0.383 (9.72)
0.191 (4.85)
0.171 (4.35)
0.600 (15.5)
0.580 (14.5)
0.560 (14.22)
0.530 (13.46)
0.037 (0.94)
0.027 (0.69)
0.140 (3.56)
0.130 (3.30)
0.350 (8.89)
0.330 (8.38)
0.188 (4.77)
0.172 (4.36)
0.110 (2.80)
0.100 (2.54)
0.131 (3.39)
0.122 (3.08)
0.110 (2.80)
0.100 (2.54)
0.022 (0.55)
0.014 (0.36)
DIA.
DIA.
0.676 (17.2)
0.646 (16.4)
0.205 (5.20)
0.195 (4.95)
0.105 (2.67)
0.095 (2.41)
PIN 2
PIN 1
PIN 3
ITO-220AB (MBRF20xxCT)
TO-220AB (MBR20xxCT)
Dimensions in inches
and (millimeters)
TO-263AB (MBRB20xxCT)
123
PIN
0.185 (4.70)
0.175 (4.44)
0.055 (1.39)
0.045 (1.14)
0.145 (3.68)
0.135 (3.43)
0.350 (8.89)
0.330 (8.38)
0.560 (14.22)
0.530 (13.46)
0.022 (0.56)
0.014 (0.36)
0.110 (2.79)
0.100 (2.54)
0.603 (15.32)
0.573 (14.55)
CASE
1.148 (29.16)
1.118 (28.40)
PIN 2
0.154 (3.91)
0.148 (3.74)
0.113 (2.87)
0.103 (2.62)
0.160 (4.06)
0.140 (3.56)
0.410 (10.41)
0.390 (9.91) 0.635 (16.13)
0.625 (15.87)
0.415 (10.54) MAX.
0.370 (9.40)
0.360 (9.14)
PIN 1
PIN 3
0.028 (0.70)
0.104 (2.65)
0.096 (2.45)
0.035 (0.90)
0.205 (5.20)
0.195 (4.95)
0.105 (2.67)
0.095 (2.41)
MBR20xxCT, MBRF20xxCT & MBRB20xxCT Series
Vishay Semiconductors
for merly General Semiconductor
www.vishay.com Document Number 88674
207-Feb-02
Maximum Ratings (TC= 25°C unless otherwise noted)
Parameter Symbol
MBR2035CT MBR2045CT MBR2050CT MBR2060CT
Unit
Maximum repetitive peak reverse voltage VRRM 35 45 50 60 V
Wor king peak reverse voltage VRWM 35 45 50 60 V
Maximum DC blocking voltage VDC 35 45 50 60 V
Maximum average forward rectified current Total device 20
at TC = 135°CPer leg IF(AV) 10 A
Peak repetitive forward current per leg at TC= 135°C
(rated V R, sq. wave 2.0 KHz) IFRM 20 A
Peak forward surge current
8.3ms single half sine-wave superimposed IFSM 150 A
on rated load (JEDEC Method) per leg
Peak repetitive reverse surge current per leg
at tp= 2µs, 1KHZIRRM 1.0 0.5 A
Voltage rate of change (rated VR) dv/dt 10,000 V/µs
Operating junction temperature range TJ–65 to +150 °C
Storage temperature range TSTG –65 to +175 °C
RMS Isolation voltage (MBRF type only) from terminals 4500 (NOTE 1)
to heatsink with t = 1.0 second, RH ≤30% VISOL 3500 (NOTE 2) V
1500 (NOTE 3)
Electrical Characteristics(TC= 25°C unless otherwise noted)
Parameter Symbol
MBR2035CT MBR2045CT MBR2050CT MBR2060CT
Unit
Maximum instantaneous forward voltage per leg (Note 4)
at IF = 10A, TC = 25°C–0.80
at IF = 10A, TC = 125°CV
F0.57 0.70 V
at IF = 20A, TC = 25°C 0.84 0.95
at IF = 20A, TC = 125°C 0.72 0.85
Maximum reverse current per leg TC = 25°C 0.1 0.15
at rated DC blocking voltage (NOTE 4) TC = 125°CIR15 150 mA
Thermal Characteristics(TC= 25°C unless otherwise noted)
Parameter Symbol MBR MBRF MBRB Unit
Thermal resistance from junction to case per leg RΘJC 2.0 5.0 2.0 °C/W
Notes:
(1) Clip mounting (on case), where lead does not overlap heatsink with 0.110”offset
(2) Clip mounting (on case), where leads do overlap heatsink
(3) Screw mounting with 4-40 screw, where washer diameter is ≤ 4.9 mm (0.19”)
(4) Pulse test: 300µs pulse width, 1% duty cycle
Ordering Information
Product Case Package Code Package Option
MBR2035CT - MBR2060CT TO-220AB 45 Anti-Static tube, 50/tube, 2K/carton
MBRF2035CT - MBRF2060CT ITO-220AB 45 Anti-Static tube, 50/tube, 2K/carton
31 13”reel, 800/reel, 4.8K/car ton
MBRB2035CT - MBRB2060CT TO-263AB 45 Anti-Static tube, 50/tube, 2K/car ton
81 Anti-Static 13”reel, 800/reel, 4.8K/car ton
MBR20xxCT, MBRF20xxCT & MBRB20xxCT Series
Vishay Semiconductors
for merly General Semiconductor
Document Number 88674 www.vishay.com
07-Feb-02 3
Ratings and
Characteristic Curves(TA= 25°C unless otherwise noted)
IF – Instantaneous Forward Current (A)
50
10
IR – Instantaneous Reverse Current (mA)
Typical Reverse Characteristics Per Leg
1.0
0.1
0.01
Forward Current Derating Curve
0
4
8
12
20
050 100 150
16
Average Forward Current (A)
Peak Forward Surge Current (A)
Number of Cycles at 60 HZ
Maximum Non-Repetitive Peak
Forward Surge Current Per Leg
60
40
80
140
120
100
160
110
100
TJ = TJ max.
8.3ms Single Half Sine-Wave
(JEDEC Method)
Case Temperature (°C)
Typical Instantaneous
Forward Characteristics Per Leg
1.0
10
50
0.01
0.001
0.1
TJ = 125°C
75°C
25°C
Resistive or Inductive Load
Transient Thermal Impedance (°C/W)
0.01 110
100
10
100
0.1 0.1
1
t – Pulse Duration (sec.)
TJ = 25°C
MBR2035CT – MBR2045CT
MBR2050CT & MBR2060CT
TJ = 150°C
MBR2035CT – MBR2045CT
MBR2050CT & MBR2060CT
Typical Junction Capacitance Per Leg
pF – Junction Capacitance
110
100
1,000
4,000
1000.1 Re verse Voltage (V)
TJ = 25°C
f = 1.0 MHZ
Vsig = 50mVp-p
Pulse Width = 300µs
1% Duty Cycle
0 20 10040 60 80
Percent of Rated Peak Reverse Voltage (%)
Typical Transient
Thermal Impedance Per Leg
Instantaneous Forward Voltage (V)
0 0.20.1 1.0 1.1 1.20.40.3 0.6 0.7 0.80.5 0.9
MBR2035CT – MBR2045CT
MBR2050CT & MBR2060CT
