LESHAN RADIO COMPANY, LTD. HER301G thru HER308G 1.FEATURES Glass Passivated Junction High Efficiency Rectifiers * Plastic package has Underwriters Laboratories * * * * * * * * Flammability Classification 94V-0 Ideally suited for use in very high frequency switching power supplies, inverters and as free wheeling diodes Ultrafast recovery time for high efficiency Excellent high temperature switching Soft recovery characteristics Cavity-free glass passivated junction High temperature soldering guaranteed: 260°C/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension Reverse Voltage 50 to 1000V Forward Current3.0A 2.Mechanical Data Case: JEDEC DO-201AD, molded plastic over glass body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.04 oz., 1.10 g Handling precautin:None We declare that the material of product compliance with RoHS requirements. 3.Electrical Characteristic Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol HER HER HER HER HER HER HER HER Unit 301G 302G 303G 304G 305G 306G 307G 308G Maximum repetitive peak reverse voltage VRRM 50 100 200 300 400 600 800 1000 V Maximum RMS voltage VRMS 35 70 140 210 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 300 400 600 800 1000 V Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 55°C 3.0 IF(AV) Peak forward surge current 8.3ms single half IFSM sine-wave superimposed on rated load (JEDEC Method) Maximum full load reverse current, full cycle average,0.375"(9.5mm) lead lengths at TA = 55° IR(AV) C Typical thermal resistance (Note 2) RθJA Operating junction and storage temperature range TJ, TSTG 150 A 125 A 100 µA 55 –50 to +150 °C/W °C Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol Maximum instantaneous forward voltage at 3.0A VF Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 125°C IR Typical reverse recovery time (Note 1) trr HER HER HER HER HER HER HER HER Unit 301G 302G 303G 304G 305G 306G 307G 308G 1.00 1.30 1.85 V 10 µA 200 50 75 ns 50 40 PF CJ NOTES: 1. IF = 0.5A, IR = 1.0A, IRR = 0.25A 2. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted Typical junction capacitance at 4.0V, 1MHz 1/3 LESHAN RADIO COMPANY, LTD. 4.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted ) 2.0 1.0 0.375" (9.5mm) Lead Length 0 0 0.1 0.01 Transient thermal impedance(°C/W) 0.001 0.8 100 80 60 40 20 0 TJ = 25°C Pulse width = 300µs 1% Duty Cycle 100 Tj=125℃ Tj=75℃ 1.0 0.1 Fig 5. –typical transient thermal impedance Tj=25℃ 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Fig 6. – Typical Junction Capacitance 10 1.0 0.1 0.1 1.0 10 t,Pulse duration,sec 100 10 0.01 1.0 1.2 1.4 1.6 1.8 Instantaneous Forward Voltage (V) 0.01 10 Number of Cycles at 60Hz Fig 4. – Typical Reverse Characteristics Instantaneous Reverse Current (µA) 1.0 TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) 1 Fig 3. – Typical Instantaneous Forward Characteristics 10 100 25 50 75 100 125 150 175 Ambient Temperature, °C Junction Capacitance (pF) Instantaneous Forward Current (A) Average Forward Rectified Current (A) Average Forward Rectified Current (A) 60 Hz Resistive or Inductive Load Maximum – Non-repetitive Peak Forward Surge Current Fig. 2 Fig. 1 – Forward Current Derating Curve 100 20 10 TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p 1.0 0.1 1 10 Reverse Voltage (V) 100 2/3 LESHAN RADIO COMPANY, LTD. 5.Package Dimensions in inches and (millmeters) Package outline L Φd ΦD Dimensions L L1 ΦD Φd inches Min. Max. 0.335 0.375 1.0 0.197 0.220 0.048 0.052 mm Min. 8.5 25.4 5.0 1.2 Max. 9.5 5.6 1.3 Note: DO-201AD molded plastic case The marking band indicates the cathode 3/3 LESHAN RADIO COMPANY, LTD. Packing Of Plastic-Sealed Axial Lead Diodes 1.卷盘/Reel Packing（52mm） Unit:mm A：卷盘规格/Reel spec. A W1 W Item Label stike this position B C W1 Symbol Dimension A 76.4±0.1 Dimeter B C 82.5±0.2 330±0.5 Width W 72±0.2 Thickness W1 3±0.2 Item Symbol Dimension Size L W H 350±2 350±2 340±4 B：外箱规格/Outer Box Specification H W L 按以上包装方式：(As per the above spec) Q'ty/Taping Q'ty/Packing Case DO-41 & A-405 5K 20K 外型/Outside DO-15 4K 16K DO-201AD 1.4K 5.6K LESHAN RADIO COMPANY, LTD. 2. 弹带盒装/Ammo Packing Unit:mm A： 弹带盒规格/Ammo Box Spec. Item Box's Size Symbol L W H L W H Dimension 260±2 76±2 100±4 250±3 45±3 95±5 Symbol Dimension L 430±2 W H 280±2 225±4 Notes 52mm TYPE 26mm TYPE B：外箱规格/Outer Box Specification Item H Case's Size W L 435±3 W H 280±3 295±5 Notes 52mm TYPE 26mm TYPE L 按以上包装方式：(As per the above spec) 外型/Outside A-405 & DO-41 & R-1 3K DO-15 2K DO-201AD 0.8K Q'ty/Packing Case 26mm/TYPE 30K 20K 7.2K Q'ty/Packing Case 52mm/TYPE 60K 40K 14.4K Q'ty/Taping LESHAN RADIO COMPANY, LTD. 3. 散装/Bulk Packing A.包装盒尺寸/Box Dimension ( DO-41&DO-15 ) Item H L Symbol Dimension L 200±2 W H 84±2 21±2 Symbol Dimension L 200±2 W 84±2 H 29±2 Symbol Dimension Box's Size W ( DO-201AD ) H Item Box's Size W L B：外箱规格/Outer Box Specification Item Case's Size C L 465±2 W H 225±2 260±4 B A 按以上包装方式：(As per the above spec) 外型/Outside Q'ty/Taping DO-41&A-405&R-1 1K DO-15 0.5K DO-201AD 0.3K Q'ty/Packing Case 50K 25K 12K LESHAN RADIO COMPANY, LTD. 4. 编带图形及规格/Taping Specification 尺寸代号 Dimension Code W P L1-L2 H Z R T 26/tape 26 0.0/+1.6 5±0.5 ＜1.0 6±1.0 ＜1.2 ＜1.0 ＞3.2 注: 52编带# 为DO-201AD编带规格 Remark: 52 tape# is DO-201AD taping spec. Unit:mm 编带尺寸/Tape Dimension 52/tape 52/tape# 52 -1.0/+2.0 52 -1.0/+2.0 5±0.5 10±0.5 ＜1.2 ＜1.2 6±1.0 6±1.0 ＜1.2 ＜1.2 ＜1.0 ＜1.0 ＞3.2 ＞3.2