Comchip Glass Silicon Zener Diode SMD Diode Specialist 1N5221B-G Thru. 1N5267B-G Voltage: 2.4 to 75 Volts Power: 0.5 Watts RoHS Device Features DO-35 -Planar Die Construction -500mW Power Dissipation -Ideally Suited for Automated Assembly Processes 1.02(26.00) Min. Mechanical data 0.165(4.20)Max. -Case: Molded plastic, DO-35 0.079(2.00)Max. -Terminals : Solderable per MIL-STD-750,Method Method 2026 1.02(26.00) Min. -Polarity: Indicated by cathode band 0.020(0.52)Typ. -Marking: Type number -Weight: 0.13gram Dimensions in inches and (millimeter) Maximum Ratings and Electrical Characteristics (TA=25C, unless otherwise noted) Parameter Power dissipation at Tamb=25C Junction temperature Storage temperature range Symbol Value Unit PToT 500 mW TJ 175 C TSTG -65 ~ +175 C Valid provided that leads at a distance of 8mm from case are kept at ambient temperature. Parameter Thermal resistance (junction to ambient air) Forward voltage at IF = 200mA Symbol Max Unit RJA 0.3* K/mW VF 1.1 V Min Valid provided that leads at a distance of 10mm from case are kept at ambient temperature. REV: B QW-BZ001 Page 1 Comchip Glass Silicon Zener Diode SMD Diode Specialist Electrical Characteristics (1N5221B-G Thru. 1N5267B-G) Nominal Zener Voltage Maxumum Reverse Leakage Current Maximum Zener Impedance Marking Code Part No. ZzT @ IzT Vz @ IZT Zzk @ Izk IR @ VR Nom.V Min.V Max.V mA mA A V 1N5221B-G 2.4 2.28 2.52 30 20 1200 0.25 100 1 1N5221B 1N5222B-G 2.5 2.38 2.63 30 20 1250 0.25 100 1 1N5222B 1N5223B-G 2.7 2.57 2.84 30 20 1300 0.25 75 1 1N5223B 1N5224B-G 2.8 2.66 2.94 30 20 1400 0.25 75 1 1N5224B 1N5225B-G 3.0 2.85 3.15 29 20 1600 0.25 50 1 1N5225B 1N5226B-G 3.3 3.14 3.47 28 20 1600 0.25 25 1 1N5226B 1N5227B-G 3.6 3.42 3.78 24 20 1700 0.25 15 1 1N5227B 1N5228B-G 3.9 3.71 4.10 23 20 1900 0.25 10 1 1N5228B 1N5229B-G 4.3 4.09 4.52 22 20 2000 0.25 5 1 1N5229B 1N5230B-G 4.7 4.47 4.94 19 20 1900 0.25 5 2 1N5230B 1N5231B-G 5.1 4.85 5.36 17 20 1600 0.25 5 2 1N5231B 1N5232B-G 5.6 5.32 5.88 11 20 1600 0.25 5 3 1N5232B 1N5233B-G 6.0 5.70 6.30 7 20 1600 0.25 5 3.5 1N5233B 1N5234B-G 6.2 5.89 6.51 7 20 1000 0.25 5 4 1N5234B 1N5235B-G 6.8 6.46 7.14 5 20 750 0.25 3 5 1N5235B 1N5236B-G 7.5 7.13 7.88 6 20 500 0.25 3 6 1N5236B 1N5237B-G 8.2 7.79 8.61 8 20 500 0.25 3 6.5 1N5237B 1N5238B-G 8.7 8.27 9.14 8 20 600 0.25 3 6.5 1N5238B 1N5239B-G 9.1 8.65 9.56 10 20 600 0.25 3 7 1N5239B 1N5240B-G 10 9.50 10.50 17 20 600 0.25 3 8 1N5240B 1N5241B-G 11 10.45 11.55 22 20 600 0.25 2 8.4 1N5241B 1N5242B-G 12 11.40 12.60 30 20 600 0.25 1 9.1 1N5242B 1N5243B-G 13 12.35 13.65 13 9.5 600 0.25 0.5 9.9 1N5243B 1N5244B-G 14 13.30 14.70 15 9 600 0.25 0.1 10 1N5244B 1N5245B-G 15 14.25 15.75 16 8.5 600 0.25 0.1 11 1N5245B 1N5246B-G 16 15.20 16.80 17 7.8 600 0.25 0.1 12 1N5246B 1N5247B-G 17 16.15 17.85 19 7.4 600 0.25 0.1 13 1N5247B 1N5248B-G 18 17.10 18.90 21 7 600 0.25 0.1 14 1N5248B 1N5249B-G 19 18.05 19.95 23 6.6 600 0.25 0.1 14 1N5249B 1N5250B-G 20 19.00 21.00 25 6.2 600 0.25 0.1 15 1N5250B 1N5251B-G 22 20.90 23.10 29 5.6 600 0.25 0.1 17 1N5251B 1N5252B-G 24 22.80 25.20 33 5.2 600 0.25 0.1 18 1N5252B 1N5253B-G 25 23.75 26.25 35 5 600 0.25 0.1 19 1N5253B 1N5254B-G 27 25.65 28.35 41 4.6 600 0.25 0.1 21 1N5254B 1N5255B-G 28 26.60 29.40 44 4.5 600 0.25 0.1 21 1N5255B 1N5256B-G 30 28.50 31.50 49 4.2 600 0.25 0.1 23 1N5256B 1N5257B-G 33 31.35 34.65 58 3.8 700 0.25 0.1 25 1N5257B 1N5258B-G 36 34.20 37.80 70 3.4 700 0.25 0.1 27 1N5258B 1N5259B-G 39 37.05 40.95 80 3.2 800 0.25 0.1 30 1N5259B 1N5260B-G 43 40.85 45.15 93 3 900 0.25 0.1 33 1N5260B 1N5261B-G 47 44.65 49.35 105 2.7 1000 0.25 0.1 36 1N5261B 1N5262B-G 51 48.45 53.55 125 2.5 1100 0.25 0.1 39 1N5262B 1N5263B-G 56 53.20 58.80 150 2.2 1300 0.25 0.1 43 1N5263B 1N5264B-G 60 57.00 63.00 170 2.1 1400 0.25 0.1 46 1N5264B 1N5265B-G 62 58.90 65.10 185 2 1400 0.25 0.1 47 1N5265B 1N5266B-G 68 64.60 71.40 230 1.8 1600 0.25 0.1 52 1N5266B 1N5267B-G 75 71.25 78.75 270 1.7 1700 0.25 0.1 56 1N5267B (1)Base on DC measurement at thermal equilibrium; lead length=9.5(3/8"); thermal resistance of heat sink=30 O C/W REV: B QW-BZ001 Page 2 Comchip Glass Silicon Zener Diode SMD Diode Specialist Characteristics Curves (1N5221B-G Thru. 1N5267B-G) Fig.1- Power Derating Curve 600 Power Dissipation, ( mW ) 500 400 300 200 100 0 0 50 100 150 200 250 Ambient Temperature, ( C ) Fig.2 - Breakdown Characteristics 50 Test Current Iz = 20mA Iz, (mA) 40 30 20 10 0 0 5 10 15 20 25 30 Vz, (V) REV: B QW-BZ001 Page 3 Comchip Glass Silicon Zener Diode SMD Diode Specialist Taping Specification For Axial Lead Diodes E 905 Z A L1 B L2 T E SYMBOL (mm) DO-35 (inch) A B Z T E L1-L2 5.00 0.5 52.0 1.5 1.2 (max) 6.0 0.4 0.8 (max) 1.0 (max) 0.197 0.020 2.047 0.059 0.047 (max) 0.236 0.016 0.032(max) 0.039 (max) Marking Code Part Number Marking Code 1N5221-G ~ 1N5267-G 1N50XXB Cathode band 1N 52 XXB XX : Product type marking code (see page.2) Standard Packaging AMMO PACK Case Type DO-35 BOX CARTON ( pcs ) ( pcs ) 5,000 100,000 REV: B QW-BZ001 Page 3 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Comchip Technology: 1N5226B-G 1N5248B-G 1N5257B-G