SANKEN ELECTRIC CO., LTD. RM1 １ Scope The present specifications shall apply to an RM1. ２ Outline Type Silicon Diode (Mesa Type) Structure Resin Molded Applications Commercial Frequency Rectification Flammability : UL94V-0(Equivalent) ３ Absolute maximum ratings No. Item Symbol Unit Rating Conditions 1 Transient Peak Reverse Voltage VRSM V 400 2 Peak Reverse Voltage VRM V 400 3 Average Forward Current IF(AV) A 1.0 Refer to derating curve in Section 6 4 Peak Surge Forward Current IFSM A 50 10ms. Half sine wave, one shot 5 I2t Limiting Value I2 t A2s 12.5 6 Junction Temperature Tj °C -40 to +150 7 Storage Temperature Tstg °C -40 to +150 1ms≦t≦10ms ４ Electrical characteristics (Ta=25°C, unless otherwise specified) No. Item Symbol Unit Rating Conditions 1 Forward Voltage Drop VF V 0.95 max. IF=1.0A 2 Reverse Leakage Current IR µA 5 max. VR=VRM 3 Reverse Leakage Current Under High Temperature H･IR µA 50 max. VR=VRM, Tj=100°C 4 Thermal Resistance Rth(j-l) °C/W 15 max. Between Junction and Lead 040826 1／3 61426-01 SANKEN ELECTRIC CO., LTD. RM1 5.VF test and test circuit 6. Derating Derating to the ambient temperature Power loss generated by voltage is not taken into consideration. 100 Percentage Against (%) 80 60 40 20 0 -40 -20 0 20 40 60 80 100 120 140 Ambient Temperature (°C) 040826 2／3 61426-01 SANKEN ELECTRIC CO., LTD. 7. RM1 Dimensions, inner structure and marking 7.1 Dimensions refer ※1 ※3 φ0.78 ±0.05 φ4.0 ±0.2 62.5± 0.7 7.2± 0.2 ※2 Dimensions in mm *1 The allowance position of body against the center of whole lead wire is 0.5mm (max.) *2 The centric allowance of lead wire against center of physical body is 0.3mm (max.) *3 The burr may exist up to 2mm from the body of lead. 7.2 Appearance The body shall be clean and shall not bear any stain, rust or flaw. The color of the case will be black. 7.3 Marking ①Polarity marking (Cathode band) ②Type marking : 2 set marking Ex.) RM1 RM1 ③Lot No. marking : 2 set marking Ex.) 48… 48… 4: Year (Last digit of calendar year) 8 : Month (From 1 to 9 for Jan. to sep.,) O for Oct., N for Nov., and D for Dec. Ten days (･ : First ten days ･･ : Second ten days ･･･ : Third ten days) The color of marking must be white. The marking on the case of a part, which is printed in two positions, should be legible in either of the two at least. 040826 3／3 61426-01