FMD-4204S SANKEN ELECTRIC CO., LTD. 1. Scope The present specifications shall apply to FMD-4204S. 2. Outline High Frequency Rectification Type Silicon Diode Structure Resin Molded Applications High Frequency Rectification,etc 3. Flammability UL94V-0(Equivalent) 100208 1/5 61426-01 FMD-4204S SANKEN ELECTRIC CO., LTD. 4. 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 20 Refer to Derating of 7 4 Peak Surge Forward Current IFSM A 100 Half sinewave, one shot 5 I2t Limiting Value I2 t A2s 50 1msec ≤t ≤10msec 6 Junction Temperature Tj °C -40~+150 7 Storage Temperature Tstg °C -40~+150 Symbol Unit Value No.1,2,4&5 show characteristics per one chip. 5. Electrical characteristics No . Item 1 Forward Voltage Drop VF V 1.4 max. 2 Reverse Leakage Current IR µA 20 max. 3 Reverse Leakage Current Under High Temperature H・IR µA 200 max. trr1 ns 50 max. trr2 ns 30 max. Rth(j-c) °C /W 4 5 Reverse Recovery Time Thermal Resistance 2.0 max. Conditions IF=10A VR=VRM VR=VRM, Tj=150°C IF=IRP=500mA 90% Recovery point, Tj=25°C IF=500mA,IRP=1.0A 75% Recovery point ,Tj=25°C Between Junction and case No.1,2,3&4 show characteristics per one chip. 100208 2/5 61426-01 FMD-4204S SANKEN ELECTRIC CO., LTD. 6. Characteristics IF(AV) - PF 40 Tj=150°C PF (W) Forward Power Dissipation (W) t T 30 t/T=1/6 t/T=1/3,sinewave 20 t/T=1/2 DC 10 0 0 5 10 15 20 IF(AV) (A) Average Forward Current (A) VR - PR 0.2 Tj=150°C 0.18 PR (W) Reverse Power Dissipation (W) 0.16 t T 0.14 0.12 0.1 1-t/T=5/6 0.08 1-t/T=2/3 0.06 1-t/T=1/2 0.04 sinewave 0.02 0 0 50 100 150 200 250 300 350 400 VR (V) Reverse Voltage (V) 100208 3/5 61426-01 FMD-4204S SANKEN ELECTRIC CO., LTD. 7. Derating Tc - IF(AV) VR=400(V) 20 DC IF(AV) (A) Average Forward Current (A) 15 t/T=1/2 t/T=1/3、Sinewave 10 t/T=1/6 Tj=150°C 5 t T 0 50 100 150 Tc (°C) Case Temperature (°C) 100208 4/5 61426-01 FMD-4204S SANKEN ELECTRIC CO., LTD. 8. Package information 8-1 Package type, physical dimensions and material *1 *2 * 3 * 3 tolerance − ±0.2 Dimensions in ㎜ 8-2 Appearance The body shall be clean and shall not bear any stain, rust or flaw. 8-3 Marking Marking Type Name *1 *2 *3 Type Name Polarity Lot number 1st letter: Last digit of year FMD-4204S D4204S 2nd letter: Month From 1 to 9 for Jan. to Sep., O for Oct., N for Nov., D for Dec. 3rd & 4th letter: Day ex. 0208 (Feb. 8, 2010) 100208 5/5 61426-01