MBR40250G, MBR40250TG, MBRF40250TG, MBRB40250TG
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MAXIMUM RATINGS
Rating Symbol Value Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
250 V
Average Rectified Forward Current
(Rated V
R
) T
C
= 82°C MBR40250, MBR40250T, MBRB40250T
(Rated V
R
) T
C
= 46°C MBRF40250T
I
F(AV)
40 A
Peak Repetitive Forward Current
(Rated V
R
, Square Wave, 20 kHz) T
C
= 82°C MBR40250, MBR40250T, MBRB40250T
(Rated V
R
, Square Wave, 20 kHz) T
C
= 46°C MBRF40250T
I
FRM
80 A
Nonrepetitive Peak Surge Current
(Surge applied at rated load conditions halfwave, single phase, 60 Hz)
I
FSM
150 A
Storage Temperature T
stg
*65 to +175 °C
Operating Junction Temperature T
J
*65 to +150 °C
Voltage Rate of Change (Rated V
R
) dv/dt 10,000
V/ms
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
THERMAL CHARACTERISTICS
Characteristic Symbol Value Unit
Maximum Thermal Resistance
Junction−to−Case
MBR40250(T) and MBRB40250T
MBRF40250
Junction−to−Ambient
MBR40250(T)
MBRF40250
MBRB40250T
R
q
JC
R
q
JA
2.0
3.0
60
50
50
°C/W
ELECTRICAL CHARACTERISTICS
Characteristic Symbol Value Unit
Maximum Instantaneous Forward Voltage (Note 1)
I
F
= 20 A, T
C
= 25°C
I
F
= 20 A, T
C
= 125°C
I
F
= 40 A, T
C
= 25°C
I
F
= 40 A, T
C
= 125°C
V
F
0.86
0.71
0.97
0.86
V
Maximum Instantaneous Reverse Current (Note 1)
Rated DC Voltage, T
C
= 25°C
Rated DC Voltage, T
C
= 125°C
I
R
0.25
30
mA
Maximum Reverse Recovery Time
I
F
= 1.0 A, di/dt = 50 A/ms, T
C
= 25°C
t
rr
35
ns
DYNAMIC CHARACTERISTICS
Capacitance
V
R
= −5.0 V, T
C
= 25°C, Frequency = 1.0 MHz
C
T
500
pF
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
1. Pulse Test: Pulse Width = 300 ms, Duty Cycle ≤ 2.0%.
