® 1N5221B – 1N5261B 500mW ZENER DIODE WON-TOP ELECTRONICS Pb Features Planar Die Construction 500mW Power Dissipation 2.4V – 47V Nominal Zener Voltage 5% Standard Vz Tolerance Low Inductance For Use in Voltage Regulator or Reference Plastic Case Material has UL Flammability Classification Rating 94V-0 A B A C D Mechanical Data Case: DO-35, Molded Glass Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.13 grams (approx.) Mounting Position: Any Marking: Type Number Lead Free: For RoHS / Lead Free Version, Add “-LF” Suffix to Part Number, See Page 5 Maximum Ratings Dim DO-35 Min A 25.40 — B — 3.80 C 0.45 0.55 D 1.65 1.95 Max All Dimensions in mm @TA=25°C unless otherwise specified Characteristic Symbol Value Unit Power Dissipation at TA = 25°C (Note 1) PD 500 mW Forward Voltage @ IF = 200mA VF 1.1 V RθJA 300 °C/W TJ, TSTG -65 to +175 °C Thermal Resistance Junction to Ambient (Note 2) Operating and Storage Temperature Range Note: 1. Measured at lead length 3/8” (9.5mm) from body. 2. Valid provided that leads are kept at ambient temperature at a distance of 10mm from the case. © Won-Top Electronics Co., Ltd. Revision: September, 2012 www.wontop.com 1 ® 1N5221B – 1N5261B WON-TOP ELECTRONICS 40 0.5 0.3 0.2 20 7V5 9V1 10 0 0 35 70 105 140 175 TA, AMBIENT TEMPERATURE (°C) Fig. 1 Power Derating Curve 0 210 25 1 2 3 4 5 6 7 8 9 VZ, ZENER VOLTAGE (V) Fig. 2 Zener Breakdown Characteristics 10 10 39 TJ = 25°C 12 18 15 22 27 33 36 5 Test Current IZ 10 8 6 4 2 0 TJ = 25°C 43 Test Current IZ 15 47 Test Current IZ 20 10 IZ, ZENER CURRENT (mA) Test Current IZ IZ, ZENER CURRENT (mA) 30 6V2 8V2 0.1 0 0 0 5 10 15 20 25 30 35 40 45 VZ, ZENER VOLTAGE (V) Fig. 3 Zener Breakdown Characteristics 50 0 1000 10 20 30 40 50 60 70 80 90 100 VZ, ZENER VOLTAGE (V) Fig. 4 Zener Breakdown Characteristics 1000 100 TJ = 100°C 10 TJ = 25°C 1 CJ, JUNCTION CAPACITANCE (pF) IF, INSTANTANEOUS FORWARD CURRENT (mA) 5V6 6V8 Test Current IZ Measured at lead length 9.5mm from case. 0.4 IZ, ZENER CURRENT (mA) PD, POWER DISSIPATION (W) TJ = 25°C 2V4 2V7 3V0 3V3 3V6 3V9 4V3 4V7 5V1 TJ = 25°C f = 1MHz @ 0V Bias 100 @ 1V Bias 10 0 1.0 0.4 0.6 0.8 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 5 Typical Forward Characteristics www.wontop.com 2 1 10 100 VZ, NOMINAL ZENER VOLTAGE (V) Fig. 6 Junction Capacitance vs. Nominal Zener Voltage © Won-Top Electronics Co., Ltd. Revision: September, 2012 ® 1N5221B – 1N5261B WON-TOP ELECTRONICS Electrical Characteristics (@TA=25°C unless otherwise specified) Table 1 Typical Temp. Nominal Zener Test Maximum Zener Impedance Maximum Reverse Voltage (Note 2) Current (Note 3) Leakage Current VZ @ IZT IZT ZZT @ IZT ZZK @ IZK IZK IR @ VR αVZ @ IZT (V) (mA) (Ω) (Ω) (mA) (µA) (V) (%/°C) 1N5221B 2.4 20 30 1200 0.25 100 1.0 -0.085 1N5222B 2.5 20 30 1250 0.25 100 1.0 -0.085 1N5223B 2.7 20 30 1300 0.25 75 1.0 -0.080 1N5224B 2.8 20 30 1400 0.25 75 1.0 -0.080 1N5225B 3.0 20 29 1600 0.25 50 1.0 -0.075 1N5226B 3.3 20 28 1600 0.25 25 1.0 -0.070 1N5227B 3.6 20 24 1700 0.25 15 1.0 -0.065 1N5228B 3.9 20 23 1900 0.25 10 1.0 -0.060 1N5229B 4.3 20 22 2000 0.25 5.0 1.0 -0.055 1N5230B 4.7 20 19 1900 0.25 5.0 2.0 ±0.030 1N5231B 5.1 20 17 1600 0.25 5.0 2.0 ±0.030 1N5232B 5.6 20 11 1600 0.25 5.0 3.0 +0.038 1N5233B 6.0 20 7.0 1600 0.25 5.0 3.5 +0.038 1N5234B 6.2 20 7.0 1000 0.25 5.0 4.0 +0.045 1N5235B 6.8 20 5.0 750 0.25 3.0 5.0 +0.050 1N5236B 7.5 20 6.0 500 0.25 3.0 6.0 +0.058 1N5237B 8.2 20 8.0 500 0.25 3.0 6.5 +0.062 1N5238B 8.7 20 8.0 600 0.25 3.0 6.5 +0.065 1N5239B 9.1 20 10 600 0.25 3.0 7.0 +0.068 1N5240B 10 20 17 600 0.25 3.0 8.0 +0.075 1N5241B 11 20 22 600 0.25 2.0 8.4 +0.076 1N5242B 12 20 30 600 0.25 1.0 9.1 +0.077 1N5243B 13 9.5 13 600 0.25 0.5 9.9 +0.079 1N5244B 14 9.0 15 600 0.25 0.1 10 +0.082 1N5245B 15 8.5 16 600 0.25 0.1 11 +0.082 1N5246B 16 7.8 17 600 0.25 0.1 12 +0.083 1N5247B 17 7.4 19 600 0.25 0.1 13 +0.084 1N5248B 18 7.0 21 600 0.25 0.1 14 +0.085 1N5249B 19 6.6 23 600 0.25 0.1 14 +0.086 1N5250B 20 6.2 25 600 0.25 0.1 15 +0.086 1N5251B 22 5.6 29 600 0.25 0.1 17 +0.087 1N5252B 24 5.2 33 600 0.25 0.1 18 +0.087 1N5253B 25 5.0 35 600 0.25 0.1 19 +0.089 1N5254B 27 4.6 41 600 0.25 0.1 21 +0.090 1N5255B 28 4.5 44 600 0.25 0.1 21 +0.091 1N5256B 30 4.2 49 600 0.25 0.1 23 +0.091 1N5257B 33 3.8 58 700 0.25 0.1 25 +0.092 1N5258B 36 3.4 70 700 0.25 0.1 27 +0.093 1N5259B 39 3.2 80 800 0.25 0.1 30 +0.094 1N5260B 43 3.0 93 900 0.25 0.1 33 +0.095 1N5261B 47 2.7 105 1000 0.25 0.1 36 +0.095 Type Number (Note 1) Coefficient of Zener Voltage Note: 1. Type numbers listed have standard tolerance on the nominal zener voltage of ±5%. 2. Measured under thermal equilibrium and DC (IZT) test conditions. 3. f = 1KHz © Won-Top Electronics Co., Ltd. Revision: September, 2012 www.wontop.com 3 ® 1N5221B – 1N5261B WON-TOP ELECTRONICS TAPING SPECIFICATIONS MARKING INFORMATION 0.8mm MAX 5mm 1N 52x xB Cathode 1N52xxB = Polarity Band = Device Number 1.2mm MAX 6mm 0.8mm MAX 52.4mm Cathode Tape: Red Anode Tape: White PACKAGING INFORMATION TAPE & BOX TAPE & REEL Product ID Label 75mm Inspection Hole (both ends) 330mm 255mm 75mm BULK 80±5mm Product ID Label 21mm 83mm 196mm Packaging Reel Diameter / Box Size (mm) Quantity (PCS) Carton Size (mm) Quantity (PCS) Approx. Gross Weight (KG) TAPE & REEL 330 5,000 370 x 370 x 420 25,000 8.5 TAPE & BOX 255 x 75 x 75 5,000 410 x 335 x 265 100,000 15.5 BULK 196 x 83 x 21 2,000 410 x 335 x 265 100,000 14.5 Note: 1. Paper reel, white or gray color. Core material: plastic or metal. 2. Components are packed in accordance with EIA standard RS-296-E. www.wontop.com 4 © Won-Top Electronics Co., Ltd. Revision: September, 2012 ® 1N5221B – 1N5261B WON-TOP ELECTRONICS ORDERING INFORMATION Product No. Package Type Shipping Quantity 1N52xxB-T3 DO-35 5000/Tape & Reel 1N52xxB-TB DO-35 5000/Tape & Box 1N52xxB DO-35 2000 Units/Box 1. 2. 3. Products listed in bold are WTE Preferred Devices Shipping quantity given is for minimum packing quantity only. For minimum order quantity, please consult the Sales Department. To order RoHS / Lead Free version (with Lead Free finish), add “-LF” suffix to part number above. For example, 1N5221B-TB-LF. WON-TOP ELECTRONICS and are registered trademarks of Won-Top Electronics Co., Ltd (WTE). WTE has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to manufacturer. WTE reserves the right to change any or all information herein without further notice. WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life support devices or systems without the express written approval. Won-Top Electronics Co., Ltd. No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung 806, Taiwan Phone: 886-7-822-5408 or 886-7-822-5410 Fax: 886-7-822-5417 Email: [email protected] Internet: http://www.wontop.com © Won-Top Electronics Co., Ltd. Revision: September, 2012 We power your everyday. www.wontop.com 5