MR2540
V
BR
: 20 Volts
Io : 50 Amperes
FEATURES :
* Avalanche Voltage 24 to 32 Volts
* High Power capability
* Increased Capacity by Parallel Operation
AUTOMOTIVE
TRANSIENT SUPPRESSORS
5
°
NOM
0.342 (8.69)
0.332 (8.43)
MECHANICAL DATA :
*
*
*
*
*
*
Case : Molded plastic
Epoxy : UL94V-O rate flame retardant
Terminals : Terminal are readily solderable
Polarity : Cathode polarity band
Mounting position : Any
Weight : 1.8 grams
0.246 (6.25)
0.234 (5.94)
0.175 (4.45)
0.165 (4.19)
0.222 (5.64)
0.218 (5.54)
Dimensions in inches and ( millimeter )
Rating at 25
°
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
RATING
Maximum DC Peak Repetitive Reverse Voltage
Maximum Working Peak Reverse Voltage
Maximum DC Blocking Voltage
Maximum Breakdown Voltage
Minimum Breakdown Voltage
( I
R
= 100 mA, Tc = 25°C )
( I
R
= 100 mA, Tc = 25°C )
(1)
(1)
SYMBOL
V
RRM
V
RWM
V
R
V
BR(max)
V
BR(min)
I
F(AV)
VALUE
20
20
20
32
24
50
UNIT
Volts
Volts
Volts
Volts
Volts
Amps.
Average Rectified Forward Current
( Single Phase, Resistive Load, 60 Hz, Tc = 150
°C
)
Maximum Repetitive Peak Reverse Surge Current
( Time Constant = 10 ms, Duty Cycle
≤
1%, Tc = 25
°C
)
Maximum Non-Repetitive Peak Surge Current
Surge Supplied at Rated Load Conditions, Halfwave, Single Phase
Maximum Instantaneous Forward Voltage (I
F
= 100 Amps. Tc = 25
°C)
(1)
Maximum Reverse Current ( V
R
= 20 Volts, Tc = 25
°C
)
Typical Thermal Resistance Junction to Case
Junction Temperature Range
Storage Temperature Range
Note
: (1) Pulse Test : Pulse Width
≤
300µs, Duty Cycle
≤
2%.
I
RSM
150
Amps.
I
FSM
800
Amps.
V
F
I
R
R
θ
JC
T
J
T
STG
1.1
200
0.8
- 65 to + 175
- 65 to + 175
Volts.
nA
°C/W
°C
°C
UPDATE : DECEMBER 18 , 2000
