UR3KB series Pb Single Phase 3.0 AMPS. Glass Passivated Bridge Rectifiers RoHS COMPLIANCE D3K Features UL Recoganized Glass passivated junction Ideal for printed circuit board High case dielectric strength Plastic material has Underwriters laboratory flammability Classification 94V-0 Typical IR less than 0.1uA High surge current capability High temperature soldering guaranteed: 260℃ / 10 seconds at 5 lbs., ( 2.3 kg ) tension Green compound with suffix “G” on packing code & prefix “G” on datecode. Mechanical Data Dimension in inches and (millimeter) Case : Molded plastic body Terminal : Pure tin plated , Lead free. Leads solderable per MIL-STD-202 Method 208 Weight : 1.41 grams (0.053 ounce) Mounting Torque : 0.8 N.M max. Maximum Ratings and Electrical Characteristics Rating at 25℃ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Type Number Symbol UR3KB UR3KB UR3KB UR3KB UR3KB 20 40 60 80 100 200 400 600 800 1000 Units Maximum Recurrent Peak Reverse Voltage VRRM Maximum RMS Voltage VRMS 140 280 420 560 700 V Maximum DC Blocking Voltage VDC 200 400 600 800 1000 V Without heat sink Ta=29oC V I(AV) 1.2 3.0 A IFSM 90 A 35 Maximum Instantaneous Forward Voltage @ 1.5A I2t VF 1.00 A2S V Maximum DC Reverse Current at Rated DC Blocking Voltage IR 10 uA Vdis RθJA RθJC 2.0 kV Maximum Average Forward Current 60 Hz sine wave resistance load With heat sink Tc=140oC Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Rating of fusing ( t < 8.3mS ) Dielectric Strength (Terminal to Case, AC 1minute) Typical Thermal Resistance (Note 1) Operating Temperature Range RθJL 13.7 5.2 5.5 TJ -55 to +150 O -55 to +150 O TSTG Storage Temperature Range o C/W C C Note 1 : Unit case mounted on 2" x 3" x 0.25" Al plate heat sink. 1 of 2 Version : B09 Rating and Sharacteristic Curves ( UR3KBX0 ) FIG 2 Maximum Forward Surge Current per Leg FIG 1 Maximum Derating Curve for Output Current 100 3.5 90 2.5 Peak Forward Surge Current (A) Average Forward Current (A) 3 Heatsink Mount 2.0"x3.0"x0.25" AL- plate 2 1.5 1 Without Heat sink 0.5 8.3mS Single Half Sin-wave (Jedec Method) 80 70 60 50 40 30 20 10 0 0 0 20 40 60 80 100 Ambient Temperature ( oC) 120 140 1 160 FIG 3 Typical Reverse Characteristics per Leg 100 FIG 4 Typical Forward Characteristics per Leg. 100 Instantaneous Forward Current (A) 1000 Instantaneous Reverse Current (uA) 10 Number of cycles at 60 Hz Ta=125oC 100 10 Ta=25oC 1 Ta=150oC 10 Ta=25oC 1 0.1 0.1 0 20 40 60 80 100 120 Percent of Rated Peak Reverse Volatge (V) 0.4 140 0.6 0.8 1 1.2 1.4 Instantaneous Forward Voltage (V) FIG 5 Forward Power Dissipation 7 6 Power Dissipation (W) 5 4 3 2 1 0 0 1 2 Forward rectified Current Io (A) 3 2 of 2 Version : B09