HER301 thru HER308 High Efficiency Rectifiers Reverse Voltage 50 to 1000V Forward Current 3.0A Feature & Dimensions * Plastic package has Underwriters Laboratory * * * * * * * * Flammability Classification 94V-0 High temperature metallurgically bonded construction Deffused junction Capable of meeting environmental standards of MIL-S-19500 3.0 A operation at TA=55°C with no thermal runaway For use in high frequency rectifier circuits Fast switching for high efficiency Typical IR less than 1.0µA High temperature soldering guaranteed: 260°C/10 seconds * 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension Mechanical Data We declare that the material of product compliance with ROHS requirements Case: JEDEC DO-201AD, molded plastic body 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 1.Electrical Characteristic Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. HER HER HER HER HER HER HER Parameter Symbol symbol 301 302 303 304 305 306 307 HER HER HER HER HER HER HER device marking code 301 302 303 304 305 306 307 V 50 100 200 300 400 600 800 Maximum repetitive peak reverse voltage RRM HER 308 HER 308 1000 Unit V Maximum RSM voltage VRSM 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 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 20 –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. HER HER HER HER HER Parameter Symbol symbol 301 302 303 304 305 VF 1.00 1.30 Maximum instantaneous forward voltage at 3.0A Maximum DC reverse current TA = 25°C IR at rated DC blocking voltage TA = 100°C 50 Typical reverse recovery time (Note 1) trr 45 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 HER 306 HER 307 1.85 10.0 200 HER 308 Unit V µA 70 36 ns PF HER301 thru HER308 2. Characteristic Curves ( TA = 25°C unless otherwise noted ) Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current Peak forward surge current (A) 60 Hz Resistive or Inductive Load 3.0 1.5 0.375" (9.5mm) Lead Length 0 TJ = 25°C Pulse width = 300µs 1% Duty Cycle 10 1.0 0.1 0.01 0.8 100 Instantaneous Reverse Current (µA) 25 50 75 100 125 150 175 Ambient Temperature, °C Fig 3. – Typical Instantaneous Forward Characteristics 100 1.0 1.2 1.4 1.6 1.8 Instantaneous Forward Voltage (V) Fig 5. –typical transient thermal impedance 10 1.0 TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) 150 75 0 0 1 10 Number of Cycles at 60Hz 100 Fig 4. – Typical Reverse Characteristics 100 Tj=125℃ 10 Tj=75℃ 1.0 Tj=25℃ 0.1 0.01 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Fig 6. – Typical Junction Capacitance 100 Junction Capacitance (pF) Transient thermal impedance(°C/W) Instantaneous Forward Current (A) Average Forward Rectified Current (A) Fig. 1 – Forward Current Derating Curve TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p 10 0.1 0.01 0.1 1.0 10 t,Pulse duration,sec 100 0.1 1 10 Reverse Voltage (V) 100 HER301 thru HER308 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 HER301 thru HER308 4.Update Record 版次 1 更新记录 第一版 更新作者 余波 更新日期 2011/11/30