Motorola MBR20200CT Datasheet
SEMICONDUCTOR TECHNICAL DATA
Dual Schottky Rectifier
...using Schottky Barrier technology with a platinum barrier metal. This
state–of–the–art device is designed for use in high frequency switching power
supplies and converters with up to 48 volt outputs. They block up to 200 volts and
offer improved Schottky performance at frequencies from 250 kHz to 5.0 MHz.
• 200 Volt Blocking Voltage
• Low Forward Voltage Drop
• Guardring for Stress Protection and High dv/dt Capability
(10,000 V/µs)
• Dual Diode Construction — Terminals 1 and 3 Must be
Connected for Parallel Operation at Full Rating
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: B20200
1
3
2, 4
Order this document
by MBR20200CT/D
SCHOTTKY BARRIER
RECTIFIER
20 AMPERES
200 VOL TS
4
1
2
3
CASE 221A–06
(TO–220AB)
MAXIMUM RATINGS (PER LEG)
Rating Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Average Rectified Forward Current Per Leg
(Rated VR) TC = 125°C Per Package
Peak Repetitive Forward Current, Per Leg
(Rated VR, Square Wave, 20 kHz) TC = 90°C
Nonrepetitive Peak Surge Current
(Surge applied at rated load conditions halfwave, single phase, 60 Hz)
Peak Repetitive Reverse Surge Current (2.0 µs, 1.0 kHz) I
Operating Junction Temperature T
Storage Temperature T
Voltage Rate of Change (Rated VR) dv/dt 10,000 V/µs
V
RRM
V
RWM
V
I
F(AV)
I
FRM
I
FSM
RRM
stg
200 Volts
R
10
20
20 Amps
150 Amps
1.0 Amp
J
–65 to +150 °C
–65 to +175 °C
THERMAL CHARACTERISTICS (PER LEG)
Thermal Resistance — Junction to Case R
θJC
2.0 °C/W
ELECTRICAL CHARACTERISTICS (PER LEG)
Maximum Instantaneous Forward Voltage (1) (IF = 10 Amps, TC = 25°C)
(IF = 10 Amps, TC = 125°C)
(IF = 20 Amps, TC = 25°C)
(IF = 20 Amps, TC = 125°C)
Maximum Instantaneous Reverse Current (1) (Rated dc Voltage, TC = 25°C)
(Rated dc Voltage, TC = 125°C)
V
F
I
R
0.9
0.8
1.0
0.9
1.0
50
DYNAMIC CHARACTERISTICS (PER LEG)
Capacitance (VR = –5.0 V, TC = 25°C, Frequency = 1.0 MHz) C
(1) Pulse Test: Pulse Width = 300 µs, Duty Cycle ≤ 2.0%.
SWITCHMODE is a trademark of Motorola, Inc.
T
500 pF
Amps
Volts
mA
Rev 1
Rectifier Device Data
Motorola, Inc. 1996
1
MBR20200CT
100
70
50
20
10
7
5
TJ = 125°C
TJ = 150°C
TJ = 100°C
10,000
1,000
µ
100
10
TJ = 150°C
TJ = 125°C
TJ = 100°C
1
TJ = 25°C
2
F
I , INSTANEOUS FORWARD CURRENT (AMP)
1
0.2 0.4 0.6 0.8 1
vF, INSTANTANEOUS VOLTAGE (VOLTS)
Figure 1. T ypical Forward Voltage (Per Leg)
40
36
32
28
24
20
16
12
8
4
0
F(AV)
P , AVERAGE POWER DISSIPATION (WA TTS)
0 5 10 15 20 25 30 35
TJ = 125°C
10
I
PK
= 20
I
AV
I
, AVERAGE FORW ARD CURRENT (AMPS)
F(AV)
SQUARE
Figure 3. Forward Power Dissipation
WAVE
dc
R
I , REVERSE CURRENT ( A)
0.1
TJ = 25°C
0.01
0
20 40 60 80 100 120 140 160 180 200
VR, REVERSE CURRENT (VOLTS)
Figure 2. T ypical Reverse Current (Per Leg)
25
20
15
10
5
F(AV)
I , AVERAGE FORWARD CURRENT (AMPS)
0
90 100 110 120 130 140 150 160
SQUARE
WAVE
TC, CASE TEMPERATURE (°C)
RATED VOLTAGE
R
θ
JC
dc
= 2°C/W
Figure 4. Current Derating, Case
20
16
dc
12
SQUARE
8
WAVE
4
F(AV)
0
I , AVERAGE FORWARD CURRENT (AMPS)
0 25 50 75 100 125 150 175
TA, AMBIENT TEMPERATURE (
R
16°C/W
θ
JA =
RATED VOLTAGE
°
C)
Figure 5. Current Derating, Ambient
2
500
400
300
200
C, CAPACITANCE (pF)
100
0
1 2 5 10 20 50 70 100
VR, REVERSE VOLTAGE (VOLTS)
TJ = 25°C
Figure 6. T ypical Capacitance (Per Leg)
Rectifier Device Data
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