HER401G thru HER408G Glass Passivated Junction High Efficiency Rectifiers Reverse Voltage 50 to 1200V Forward Current4.0A FEATURES * 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 Mechanical Data Case: JEDEC DO-201AD, molded plastic over glass DIE Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.038 oz., 1.03 g Handling precautin:None We declare that the material of product compliance with ROHS requirements 1.Electrical Characteristic Maximum & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol Marking HER HER HER HER HER HER HER HER 401G 402G 403G 404G 405G 406G 407G 408G HER HER HER HER HER HER HER HER 401G 402G 403G 404G 405G 406G 407G 408G 800 1000 50 100 200 300 400 600 H 4 HER 409G 1200 Unit Maximum repetitive peak reverse voltage VRRM Maximum RSM voltage VRSM 35 70 140 210 280 420 560 700 840 V Maximum DC blocking voltage VDC 50 100 200 300 400 600 800 1000 1200 V Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 55°C V IF(AV) 3.0 A IFSM 150 A Maximum full load reverse current, full cycle average,0.375"(9.5mm) lead lengths at TA = 55°C IR(AV) 100 µA Typical thermal resistance (Note 2) Operating junction and storage temperature range RθJA TJ, TSTG 55 –50 to +150 °C/W °C Peak forward surge current 8.3ms single half sinewave superimposed on rated load (JEDEC Method) Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol Maximum instantaneous forward voltage at 4.0A symbol VF HER HER HER HER HER HER HER HER 401G 402G 403G 404G 405G 406G 407G 408G 1.00 1.30 1.85 Maximum DC reverse current TA = 25°C IR at rated DC blocking voltage TA = 125°C 50 Typical reverse recovery time (Note 1) trr Typical junction capacitance at 4.0V, 1MHz 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 10 200 Unit V µA 75 50 HER 409G ns PF HER401G thru HER408G 2.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted ) Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current 60 Hz Resistive or Inductive Load 4.0 2.0 0.375" (9.5mm) Lead Length 150 75 Fig 3. – Typical Instantaneous Forward Characteristics 100 1.0 0.1 TJ = 25°C Pulse width = 300µs 1% Duty Cycle 0.01 0.8 1.0 1.2 1.4 1.6 1.8 Instantaneous Forward Voltage (V) Fig 5. –typical transient thermal impedance Tj=125℃ 10 Tj=75℃ 1.0 0.1 0.01 Tj=25℃ 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Junction Capacitance (pF) 100 1.0 0.1 0.1 1.0 10 t,Pulse duration,sec 100 Fig 6. – Typical Junction Capacitance 10 0.01 10 Number of Cycles at 60Hz Fig 4. – Typical Reverse Characteristics 10 100 1 25 50 75 100 125 150 175 Ambient Temperature, °C Instantaneous Reverse Current (µA) 100 Transient thermal impedance(°C/W) TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) 0 0 0 Instantaneous Forward Current (A) Peak forward surge current (A) Average Forward Rectified Current (A) Fig. 1 – Forward Current Derating Curve 100 TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p 10 1.0 0.1 1 10 Reverse Voltage (V) 100 HER401G thru HER408G 3. dimension: 文件编号： WI-250 标题: 塑封生产线轴向产品包装规范 第 4 版 第 第 0 次修改 1 页 1 弹带盒装 ammo and box 1.1. 弹带盒规格 ammo spec. 单位：mm L W H T52 262±2 76±2 90±2 T42 T26 262±2 250±3 64±2 45±3 90±2 95±3 1.2 弹带内盒要求 inner box spec. ROHS标签 label LRC标签 label 文件编号： WI-250 标题: 塑封生产线轴向产品包装规范 第 4 版 第 第 0 次修改 2 页 1.4 标签要求 label spec. 1.4.1 LRC标签 LRC label ******* 成型规格forming spec. LRC产品型号 type 产品重复峰压值 peak repetive voltage **** 产品额定电流值 average output current ** 产品数量 quantity **** ******* 产品生产日期 date 1.4.2环保标签 environmental protection label 2.外箱规格 cartoon spec. 单位：mm H W L W H T52 430±2 280±2 225±2 T42 410±2 285±2 300±2 T26 435±3 280±3 295±3 外箱标签cartoon label L 3 按以上包装方式，编带数量和外包装箱产品数量：typing and cartoon spec. 塑封外型 A-405 & DO-41 & R-1 R-3 DO-15 DO-201AD 每根编带数量 quantity/ammo 3K 1.8K 2K(T52) 1.8K(T26) 0.8K 外箱数量（T52编带） quantity/cartoon 30K 18K 20K 8.0K 外箱数量（T26编带） quantity/cartoon 60K 36K 36K - 外箱数量（T42编带） quantity/cartoon 54K 32.4K 36K - 文件编号： WI-250 标题: 塑封生产线轴向产品包装规范 第 4 版 第 0 次修改 第 3 页 4 编带规格 brede spec 编带尺寸 typing dimension 尺寸代号 W 26/tape 35/tape 40/tape 26 0.0/+1.6 35 -1.0/+0.5 40 -1.0/+0.5 42/tape 52/tape 52/tape# 42 -1.0/+1.0 52 -1.0/+2.0 52 -1.0/+2.0 P 5±0.5 5±0.5 5±0.5 5±0.5 5±0.5 L1-L2 ＜1.0 ＜1.0 ＜1.0 ＜1.0 ＜1.0 ＜1.0 H 6±1.0 6±1.0 6±1.0 6±1.0 6±1.0 6±1.0 10±0.5 Z ＜1.0 ＜1.0 ＜1.0 ＜1.0 ＜1.0 ＜1.0 R ＜1.0 ＜1.0 ＜1.0 ＜1.0 ＜1.0 ＜1.0 T ＞3.5 ＞3.5 ＞3.5 ＞3.5 ＞3.5 注: 52编带# 为DO-201AD编带规格 "52编带#" just for D0-201AD ＞3.5 1. 红白编带厚度为0.05mm；两种胶带各自之间无明显色差；编带要求均为胶带。 The typing thickness is 0.05mm and color is obvious difference 2. 两端引带20~40cm. Typing lead over 20~40cm 3. 红色编带一端为二极管“负极”；白色编带一端为二极管“正极”。 red color is cathode ,white color is anode 4. 无卤 green epoxy compound（无卤产品才贴HF only） Green HER401G thru HER408G 4. Update Record 版次 更新记录 更新作者 更新日期 1 第一版 周杰 2010-6-22 2 增加包装规范 周杰 2011-10-10 2012-8-2