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Page <1> V1.028/06/13
MUR8x Series
Features:
• High efciency, low VF.
• High current capability
• High reliability
• High surge current capability
• For use in low voltage, high frequency inventor, free wheeling,
and polarity protection application.
Mechanical Data:
Cases : TO-220AC moulded plastic.
Terminals : Pure tin plated, lead free, solderable per MIL-STD-202, Method 208 guaranteed.
Polarity : As marked.
High temperature soldering guaranteed : 260°C/10 seconds/.25 inche, (6.35mm) from case.
Weight : 2.24 grams.
Maximum Ratings and Electrical Characteristics
Rating at 25°C ambient temperature unless otherwise specied.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Type Number Symbol MUR820 MUR840 MUR860 Units
Max. Recurrent Peak Reverse Voltage Vrrm 200 400 600
VMax. RMS Voltage Vrms 140 280 420
Max. DC Blocking Voltage V DC 200 400 600
Max. Average Forward Rectied Current
0.375 inch (9.5mm) Lead Length I (av)8
A
Peak Forward Surge Current, 8.3ms Single Half
Sine-wave Superimposed on Rated Load
(JEDEC method)
Ifsm 100
Max. Instantaneous Forward Voltage at 8A Vf0.975 1.3 1.7 V
Max. DC Reverse Current at Tc = 25°C
at Rated DC Blocking Voltage at Tc = 125°C (Note 4) Ir5
250
μA
μA
Max. Reverse Recovery Time (Note 2) Trr 25
50 nS
Maximum Forward Recovery Time T FR
(If = 1.0A, di/dt = 50A/μS) Tfr 35
Typical Thermal Resistance (Note 3) RθJC 3 2 °C/W
Operating Junction Temperature Range Tj-65 to +175 °C
Storage Temperature Range Tstg -65 to +175
Notes: 1. Measured at 1MHz and Applied Reverse Voltage of 4.0 Volts DC.
2. Reverse Recovery Test Conditions: If = 0.5A, Ir = 1.0A, Irr = 0.25A.
3. Thermal Resistance from Junction to Case, Mounted on Heat sink Size of 2 × 3 × 0.25 inches Al-Plate.
4. Pulse lest: tp = 300μS, Duty Cycle < 2%.