LESHAN RADIO COMPANY, LTD. RL251 thru RL257 1.FEATURES General Purpose Plastic Rectifiers * Plastic package has Underwriters Laboratory Reverse Voltage 50 to 1000V Forward Current 2.5A Flammability Classification 94V-0 * High temperature metallurgically bonded construction * Deffused junction * Capable of meeting environmental standards of MIL-S-19500 * 2.5 A operation at TA=55°C with no thermal runaway * Typical IR less than 1.0µA * High temperature soldering guaranteed: 350°C/10 seconds * 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension 2.Mechanical Data Case: JEDEC R-3, molded plastic body Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end We declare that the material of product Mounting Position: Any compliance with RoHS requirements. Weight: 0.015 oz., 0.40 g Handling precautin:None 3.Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol symbol RL 251 RL 252 RL 253 RL 254 RL 255 RL 256 RL 257 Unit Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V Maximum average forward rectified current 0.375" (9.5mm) lead length at TA = 55°C IF(AV) 2.5 A Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) 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 45 –50 to +150 °C/W °C Typical thermal resistance (Note 1) RθJA Operating junction and storage temperature range TJ, TSTG Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified. Parameter Symbol Maximum instantaneous forward voltage at 2.50A Maximum DC reverse current TA = 25°C at rated DC blocking voltage TA = 100°C Typical junction capacitance at 4.0V, 1MHz symbol VF IR CJ RL 251 RL 252 RL 253 RL 254 RL 255 RL 256 1.1 5.0 200 15 RL 257 Unit V µA PF NOTES: 1. Thermal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted 1/3 LESHAN RADIO COMPANY, LTD. 4.Ratings and Characteristic Curves ( TA = 25°C unless otherwise noted ) Fig. 2 – Maximum Non-repetitive Peak Forward Surge Current 2.5 1.25 0.375" (9.5mm) Lead Length 0 100 10 1.0 0.1 0.01 0.6 100 75 0 1 Fig 3. – Typical Instantaneous Forward Characteristics TJ = 25°C Pulse width = 300µs 1% Duty Cycle 10 100 Tj=125℃ 1.0 Tj=75℃ 0.1 Tj=25℃ 0.01 0.001 0 20 40 60 80 100 Percent of Rated Peak Reverse Voltage (%) Fig 5. –typical transient thermal impedance Fig 6. – Typical Junction Capacitance 10 1.0 0.1 0.1 1.0 10 t,Pulse duration,sec 10 Number of Cycles at 60Hz Fig 4. – Typical Reverse Characteristics 0.8 1.0 1.2 1.4 1.6 Instantaneous Forward Voltage (V) 0.01 TJ = TJ max 8.3ms Single Half Sine-wave (JEDEC Method) 150 25 50 75 100 125 150 175 Ambient Temperature, °C Instantaneous Reverse Current (µA) Instantaneous Forward Current (A) 0 Transient thermal impedance(°C/W) Average Forward Rectified Current (A) 60 Hz Resistive or Inductive Load Junction Capacitance (pF) Average Forward Rectified Current (A) Fig. 1 – Forward Current Derating Curve 100 20 TJ = 25°C f = 1.0 MHz Vsig = 50mVp-p 10 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. 0.138 0.160 1.0 0.138 0.160 0.041 0.042 mm Min. 3.5 25.4 3.5 1.0 Max. 4.1 4.1 1.1 Note: R-3 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