SANKEN ELECTRIC CO., LTD. RK44 1. Scope The present specifications shall apply to an RK44. 2. Outline Type Silicon Schottky Barrier Diode Structure Resin Molded Applications High Frequency Rectification 3. Flammability UL94V-0(Equivalent) 040106 1／5 61426-01 SANKEN ELECTRIC CO., LTD. RK44 4. Absolute maximum ratings No. Item Symbol Unit Rating 1 Transient Peak Reverse Voltage VRSM V 45 2 Peak Reverse Voltage VRM V 40 3 Average Forward Current IF(AV) A 3.0 4 Peak Surge Forward Current IFSM A 80 5 I2t Limiting Value I2t A2s 32 6 Junction Temperature Tj °C -40～+150 7 Storage Temperature Tstg °C -40～+150 Conditions Refer to Derating of 7 10msec. Half sinewave, one shot 1msec≤t≤10msec 5. Electrical characteristics (Ta=25℃ ，unless otherwise specified) No . Item Symbol Unit Value Conditions 1 Forward Voltage Drop VF V 0.55 max. IF=3.0A 2 Reverse Leakage Current IR mA 5.0 max. VR=VRM 3 Reverse Leakage Current Under High Temperature H･IR mA 100 max. VR=VRM, Tj=150°C 4 Thermal Resistance Rth(j-l) °C /W 8.0 max. Between Junction and Lead 040106 2／5 61426-01 SANKEN ELECTRIC CO., LTD. RK44 6. Characteristics IF(AV) - PF 3.0 Tj=150°C t 2.0 t/T=1/6 PF (W) Forward Power Dissipation (W) T t/T=1/3,sinewave 1.0 t/T=1/2 DC 0.0 0.0 1.0 2.0 3.0 IF(AV) (A) Average Forward Current (A) VR - P R 4.0 Tj=150°C PR (W) Reverse Power Dissipation (W) t T 3.0 1-t/T=5/6 2.0 1-t/T=2/3 1-t/T=1/2 1.0 sinewave 0.0 0 10 20 30 40 VR (V) Reverse Voltage (V) 040106 3／5 61426-01 SANKEN ELECTRIC CO., LTD. RK44 7. Derating Tl - IF(AV) VR=0V 3.0 DC t/T=1/6 2.0 t/T=1/2 IF(AV) (A) Average Forward Current (A) t/T=1/3，sinewave 1.0 Tj=150°C t T 0.0 100 110 120 130 140 150 Tl (°C) Lead Temperature (°C) Tl - IF(AV) VR=40V 3.0 DC 2.0 t/T=1/3 IF(AV) (A) Average Forward Current (A) t/T=1/6 t/T=1/2 1.0 Tj=150°C sinewave t T 0.0 50 60 70 80 90 100 110 120 130 140 150 Tl (°C) Lead Temperature (°C) 040106 4／5 61426-01 SANKEN ELECTRIC CO., LTD. RK44 8. Package information 8-1 Package type, physical dimensions and material 50.0±1.0 8.0±0.2 *1 *2 *3 ※1 φ1.4±0.1 φ6.5±0.2 ※3 ※2 The allowance position of Body against the center of whole lead wire is 0.5mm(max.) The centric allowance of lead wire against center of physical body is 0.3mm(max.) The burr may exit up to 2mm from the body of lead Dimensions in ㎜ 8-2 Appearance The body shall be clean and shall not bear any stain, rust or flaw. 8-3 Marking ① Type number RK44 ② Lot number 1 First digit: Last digit of Year Second digit: Month From 1 to 9 for Jan. to Sep. O for Oct., N for Nov., and D for Dec. カソード表示 Cathode Band ① ② 040106 ③ Lot number 2 (ten days) ･： Top of the month ･･： Middle of month ･･･： End of month ① ③ ② ③ 5／5 61426-01