SMD Zener Diode CZRW5223B-HF Thru CZRW5256B-HF Voltage: 2.7 to 30 Volts Power: 350 mWatts RoHS Device Halogen Free SOD-123 Features 0.152(3.85) 0.140(3.55) - For surface mounted applications. - General purpose,medium current - Ideally suited for automated assembly processes. 0.026(0.65) 0.018(0.45) 0.067(1.70) 0.059(1.50) 0.110(2.80) 0.102(2.60) Mechanical data - Case: SOD-123, Molded plastic. 0.045(1.15) 0.041(1.05) 0.006 (0.15) 0.003 (0.08) - Terminals: Solder Plated,solderable per MIL-STD-750,method 2026. 0.004(0.10) Max. 0.020 (0.50) REF - Polarity: Cathode band. - Weight: 0.01 gram(approx.). Dimensions in inches and (millimeter) Maximum Ratings (@Ta=25°C unless otherwise specified) Parameter Symbol Value Unit @ IF=10mA VF 0.9 V PD 350 mW Thermal Resistance,Junction to Ambient Air RθJA 357 °C/W Operating and Storage Temperature Range TJ,TSTG -65 to +150 °C Forward Voltage (Note 2) Power Dissipation (Note 1) 2 Notes: 1. Device mounted on ceramic PCB;7.6mm x 9.4mm x 0.87mm with pad areas 25mm . 2. Tested with pulses,Tp≤1.0ms REV:D QW-JZ001 Page 1 SMD Zener Diode Electrical Characteristics(Ta = 25°C) Zener Voltage Operating resistance Rising operating resistance Reverse current ZZT(Ohm) ZZK(Ohm) IR(uA) Part Number VZ(V)@IZT Marking Code Min Nom Max Max IZT(mA) Max IZK(mA) Max VR(V) CZRW5223B-HF 2.57 2.7 2.84 30 20 1300 0.25 75 1.0 .C3 CZRW5225B-HF 2.85 3.0 3.15 30 20 1600 0.25 50 1.0 .C5 CZRW5226B-HF 3.14 3.3 3.47 28 20 1600 0.25 25 1.0 .G1 CZRW5227B-HF 3.42 3.6 3.78 24 20 1700 0.25 15 1.0 .G2 CZRW5228B-HF 3.71 3.9 4.10 23 20 1900 0.25 10 1.0 .G3 CZRW5229B-HF 4.09 4.3 4.52 22 20 2000 0.25 5 1.0 .G4 CZRW5230B-HF 4.47 4.7 4.94 19 20 1900 0.25 5 2.0 .G5 CZRW5231B-HF 4.85 5.1 5.36 17 20 1600 0.25 5 2.0 .E1 CZRW5232B-HF 5.32 5.6 5.88 11 20 1600 0.25 5 3.0 .E2 CZRW5233B-HF 5.70 6.0 6.30 7 20 1600 0.25 5 3.5 .E3 CZRW5234B-HF 5.89 6.2 6.51 7 20 1000 0.25 5 4.0 .E4 CZRW5235B-HF 6.46 6.8 7.14 5 20 750 0.25 3 5.0 .E5 CZRW5236B-HF 7.13 7.5 7.88 6 20 500 0.25 3 6.0 .F1 CZRW5237B-HF 7.79 8.2 8.61 8 20 500 0.25 3 6.5 .F2 CZRW5238B-HF 8.27 8.7 9.14 8 20 600 0.25 3 6.5 .F3 CZRW5239B-HF 8.65 9.1 9.56 10 20 600 0.25 3 7.0 .F4 CZRW5240B-HF 9.50 10 10.50 17 20 600 0.25 3 8.0 .F5 CZRW5241B-HF 10.45 11 11.55 22 20 600 0.25 2 8.4 .H1 CZRW5242B-HF 11.40 12 12.60 30 20 600 0.25 1 9.1 .H2 CZRW5243B-HF 12.35 13 13.65 13 9.5 600 0.25 0.5 9.9 .H3 CZRW5244B-HF 13.30 14 14.70 15 9.0 600 0.25 0.1 10 .H4 CZRW5245B-HF 14.25 15 15.75 16 8.5 600 0.25 0.1 11 .H5 CZRW5246B-HF 15.20 16 16.80 17 7.8 600 0.25 0.1 12 .J1 CZRW5248B-HF 17.10 18 18.90 21 7.0 600 0.25 0.1 14 .J3 CZRW5250B-HF 19.00 20 21.00 25 6.2 600 0.25 0.1 15 .J5 CZRW5251B-HF 20.90 22 23.10 29 5.6 600 0.25 0.1 17 .K1 CZRW5252B-HF 22.80 24 25.20 33 5.2 600 0.25 0.1 18 .K2 CZRW5253B-HF 23.75 25 26.25 35 5.0 600 0.25 0.1 19 .K3 CZRW5254B-HF 25.65 27 28.35 41 5.0 600 0.25 0.1 21 .K4 CZRW5255B-HF 26.60 28 29.40 44 4.5 600 0.25 0.1 21 .K5 CZRW5256B-HF 28.50 30 31.50 49 4.2 600 0.25 0.1 23 .M1 REV:D QW-JZ001 Page 2 SMD Zener Diode RATING AND CHARACTERISTIC CURVES (CZRW5223B-HF Thru CZRW5256B-HF) Fig.1 - Power Derating Curve Power Dissipation , (mW) 400 300 200 100 0 0 25 50 75 100 125 150 175 Ambient Temperature , (°C) REV:D QW-JZ001 Page 3 SMD Zener Diode Reel Taping Specification d P0 T E Index hole P1 F W B P C A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... ....... ....... 10 pitches (min) Start 10 pitches (min) Direction of Feed SOD-123 SOD-123 SYMBOL A B C d D D1 D2 (mm) 1.85 ± 0.10 3.94 ± 0.10 1.57 ± 0.10 1.55 + 0.10 178 ± 1.00 54.40 ± 0.40 13.0 ± 0.20 (inch) 0.073 ± 0.004 0.155 ± 0.004 0.062 ± 0.004 0.061 + 0.004 7.008 ± 0.039 2.142 ± 0.016 0.512 ± 0.008 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 3.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 8.00+0.30/-0.10 9.50 ± 1.00 (inch) 0.069 ± 0.004 0.138± 0.002 0.158 ± 0.004 0.158 ± 0.004 0.079 ± 0.004 0.315+0.012/-0.004 0.374 ± 0.039 REV:D QW-JZ001 Page 4 Comchip Technology CO., LTD. SMD Zener Diode Marking Code Part Number Marking Code CZRW5223B ~ 5256B-HF .XX .XX Product type marking code (see page.2) Suggested PAD Layout SOD-123 SIZE (mm) (inch) A 3.35 0.132 B 0.80 0.031 C 1.00 0.039 D 4.15 0.163 E 2.55 0.100 D A E C B Standard Packaging Case Type SOD-123 Qty Per Reel Reel Size (Pcs) (inch) 3,000 7 REV:D QW-JZ001 Page 5 Comchip Technology CO., LTD.