Prelimitary specification UR4KB005-UR4KB100 Single Phase 4.0 AMPS. Glass Passivated Bridge Rectifiers 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 UR4KB80 Units Maximum Recurrent Peak Reverse Voltage VRRM 800 V Maximum RMS Voltage VRMS 560 V VDC 800 V Maximum DC Blocking Voltage Maximum Average Forward Current Without heat sink Ta=30oC 60 Hz sine wave resistance load With heat sink Tc=138 oC Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed I(AV) 1.2 A 4.0 IFSM 135 A 75 Maximum Instantaneous Forward Voltage @ 2.0A I2t VF 1 A2S V Maximum DC Reverse Current at Rated DC Blocking Voltage IR 10 uA Dielectric Strength (Terminal to Case, AC 1minute) Vdis RθJA 2.0 55 kV Typical Thermal Resistance (Note 1) RθJC 1.5 oC/W RθJL TJ 15 -55 to +150 TSTG -55 to +150 on Rated Load (JEDEC method ) Rating of fusing ( t < 8.3mS ) Operating Temperature Range Storage Temperature Range O C O C Note 1 : Unit case mounted on 2" x 3" x 0.25" Al plate heat sink. 1 of 1 Version : C09 RATINGS AND CHARACTERISTIC CURVES (UR4KB005-UR4KB100) FIG 1 Maximum Derating Curve for Output Peak Forward Surge Current (A) 5 Average Forward Current (A) FIG 2 Maximum Forward Surge Current per Leg Current 4 Heat sink mount 2"x3"x0.25" 3 Without Heat 2 AL-plate sink 1 0 0 20 40 60 80 100 120 Ambient Temperature (oC) 140 140 130 120 110 100 90 80 70 60 50 40 30 20 10 0 160 8.3mS Single Half Sin-wave (Jedec Method) 1 FIG 3 Typical Reverse Characteristics per Leg 100 FIG 4 Typical Forward Characteristics per Leg. 1000 100 Instantaneous Forward Current (A) Instantaneous Reverse Current (uA) 10 Number of cycles at 60 Hz Ta=125oC 100 10 Ta=25oC 1 0.1 o Ta=150 C 10 Ta=25oC 1 0.1 0 20 40 60 80 100 120 Percent of Rated Peak Reverse Volatge (V) 140 0.4 0.6 0.8 1 1.2 1.4 Instantaneous Forward Voltage (V) Version : C09