COMCHIP SMD Zener Diode SMD Diodes Specialist CZRT5222B-G Thru. CZRT5256B-G Voltage: 2.5 to 30 Volts Power: 300 mWatts RoHS Device Features SOT-23 - Planar die construction. - 300mW power dissipation on FR-4 PCB. 0.119(3.00) 0.110(2.80) 3 - Ideally suited for automated assembly process. 0.056(1.40) 0.047(1.20) - General purpose, medium current. 1 2 0.079(2.00) 0.071(1.80) Mechanical data 0.006(0.15) 0.002(0.05) - Case: SOT-23, Molded plastic. 0.041(1.05) 0.035(0.90) - Terminals: Solderable per MIL-STD202G,method 208. 0.100(2.55) 0.089(2.25) - Polarity: See diagram below. 0.004(0.10) max 0.020(0.50) 0.012(0.30) - Mounting position: Any 0.008(0.20) min - Marking: see table on page2. - Weight: 0.0078 gram(approx.). Dimensions in inches and (millimeter) 3 1 2 Electrical Characteristics (TA=25C, unless otherwise specified) Symbol Value Unit Forward voltage drop at IF=10mA VF 0.9 V Power dissipation (Notes A),TA = 25C PD 300 mW RJA 417 C/W TJ -65 to +150 C Parameter Thermal resistance, junction to ambient air (Notes A) Operating junction and storage temperature range REV:D Page 1 QW-BZ013 Comchip Technology CO., LTD. COMCHIP SMD Zener Diode SMD Diodes Specialist Electrical Characteristics(@Ta = 25C unless otherwise specified) Part Number Zener Voltage Operating Resistance Rising Operating Resistance Reverse Current VZ(V)@IZT ZZT(Ohm) ZZK(Ohm) IR(uA) Marking Code Min. Nom. Max. Max. IZT(mA) Max. IZK(mA) Max. VR(V) CZRT5222B-G 2.38 2.5 2.63 30 20.0 1250 0.25 100 1.0 KC2 CZRT5223B-G 2.57 2.7 2.84 30 20.0 1300 0.25 75 1.0 KC3 CZRT5225B-G 2.85 3.0 3.15 30 20.0 1600 0.25 50 1.0 KC5 CZRT5226B-G 3.14 3.3 3.47 28 20.0 1600 0.25 25 1.0 KG1 CZRT5227B-G 3.42 3.6 3.78 24 20.0 1700 0.25 15 1.0 KG2 CZRT5228B-G 3.71 3.9 4.10 23 20.0 1900 0.25 10 1.0 KG3 CZRT5229B-G 4.09 4.3 4.52 22 20.0 2000 0.25 5.0 1.0 KG4 CZRT5230B-G 4.47 4.7 4.94 19 20.0 1900 0.25 5.0 2.0 KG5 CZRT5231B-G 4.85 5.1 5.36 17 20.0 1600 0.25 5.0 2.0 KE1 CZRT5232B-G 5.32 5.6 5.88 11 20.0 1600 0.25 5.0 3.0 KE2 CZRT5233B-G 5.70 6.0 6.30 17 20.0 1600 0.25 5.0 2.0 KE3 CZRT5234B-G 5.89 6.2 6.51 7 20.0 1000 0.25 5.0 4.0 KE4 CZRT5235B-G 6.46 6.8 7.14 5 20.0 750 0.25 3.0 5.0 KE5 CZRT5236B-G 7.13 7.5 7.88 6 20.0 500 0.25 3.0 6.0 KF1 CZRT5237B-G 7.79 8.2 8.61 8 20.0 600 0.25 3.0 6.5 KF2 CZRT5238B-G 8.27 8.7 9.14 8 20.0 600 0.25 3.0 6.5 KF3 CZRT5239B-G 8.65 9.1 9.56 10 20.0 600 0.25 3.0 7.0 KF4 CZRT5240B-G 9.50 10 10.50 17 20.0 600 0.25 3.0 8.0 KF5 CZRT5241B-G 10.45 11 11.55 22 20.0 600 0.25 2.0 8.4 KH1 CZRT5242B-G 11.40 12 12.60 30 20.0 600 0.25 1.0 9.1 KH2 CZRT5243B-G 12.35 13 13.65 13 9.5 600 0.25 0.5 9.9 KH3 CZRT5244B-G 13.30 14 14.70 15 9.0 600 0.25 0.1 10 KH4 CZRT5245B-G 14.25 15 15.75 16 8.5 600 0.25 0.1 11 KH5 CZRT5246B-G 15.20 16 16.80 17 7.8 600 0.25 0.1 12 KJ1 CZRT5247B-G 16.15 17 17.85 19 7.4 600 0.25 0.1 13 KJ2 CZRT5248B-G 17.10 18 18.90 21 7.0 600 0.25 0.1 14 KJ3 CZRT5249B-G 18.05 19 19.95 23 6.6 600 0.25 0.1 14 KJ2 CZRT5250B-G 19.00 20 21.00 25 6.2 600 0.25 0.1 15 KJ5 CZRT5251B-G 20.90 22 23.10 29 5.6 600 0.25 0.1 17 KK1 CZRT5252B-G 22.80 24 25.20 33 5.2 600 0.25 0.1 18 KK2 CZRT5253B-G 23.75 25 26.25 35 5.0 600 0.25 0.1 19 KK3 CZRT5254B-G 25.65 27 28.35 41 5.0 600 0.25 0.1 21 KK4 CZRT5255B-G 26.60 28 29.40 44 4.5 600 0.25 0.1 21 KK5 CZRT5256B-G 28.50 30 31.50 49 4.2 600 0.25 0.1 23 KM1 Notes: 1. Short duration test pulse used to minimize self-heating effect. 2. f=1KHZ. 3. 5% Standard Vz Tolerance REV:D Page 2 QW-BZ013 Comchip Technology CO., LTD. COMCHIP SMD Zener Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CZRT5222B-G Thru CZRT5256B-G ) Fig.1- Power Derating Curve Fig.2- Maximum Non-repetitive Surge Power 100 PPK, Peak Surge Power, (W) Pd, Power Dissipation, (mW) 400 300 200 100 10 0 1 0 100 200 0 100 1000 Normal zener voltage, (V) Fig.3- Zener Voltage vs Zener Impedence Fig.4- Total Capacitance vs Nominal Zener Voltage 1000 IZ 100 CT, Total Capacitance, (pF) 1000 Dynamic Zener Impedance, ( ) 10 TA , Ambient Temperature, (C) = 1.0mA 10 1 TJ = 25C VR= 1V 100 VR= 2V 10 1 10 0 100 10 100 Vz,Nominal Zener Voltage, (V) Vz,Nominal Zener Voltage, (V) Fig.5- Zener Breakdown Characteristics Fig.6- Zener Breakdown Characterisitcs 50 30 O O TJ=25 C TJ=25 C 10 5V6 12 IZ, Zener Curren, (mA) IZ, Zener Current, (mA) 6V8 40 5V2 30 20 Nominal Zener Voltage 15 20 18 Test current 22 10 27 10 33 36 39 Test current IZ=20mA 0 0 0 1 2 3 4 5 6 7 8 9 10 0 VZ, Zener Voltage, (V) 10 20 30 40 VZ, Zener Voltage, (V) REV:D Page 3 QW-BZ013 Comchip Technology CO., LTD. COMCHIP SMD Zener Diode SMD Diodes Specialist Reel Taping Specification d P0 P1 T E Index hole 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 SOT-23 SOT-23 SYMBOL A B C d D D1 D2 (mm) 3.15 0.10 2.77 0.10 1.22 0.10 1.50 + 0.10 178 1.00 54.40 0.40 13.00 0.20 (inch) 0.124 0.004 0.109 0.004 0.048 0.004 0.059 + 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 0.157 0.004 0.157 0.004 0.079 0.004 0.315 + 0.012 /-0.004 0.374 0.039 REV:D Page 4 QW-BZ013 Comchip Technology CO., LTD. COMCHIP SMD Zener Diode SMD Diodes Specialist Marking Code Part Number Marking Code CZRT5223B-G ~ CZRT5256B-G XXX XXX Product type marking code (see page.2) Suggested PAD Layout SOT-23 SIZE (mm) (inch) A 0.80 0.031 B 1.90 0.075 C 2.02 0.080 D 2.82 0.111 A C D B Standard Packaging Case Type SOT-23 Qty Per Reel Reel Size (Pcs) (inch) 3,000 7 REV:D Page 5 QW-BZ013 Comchip Technology CO., LTD. Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Comchip Technology: CZRT5222B-G CZRT5223B-G CZRT5225B-G CZRT5226B-G CZRT5227B-G CZRT5228B-G CZRT5229B-G CZRT5230B-G CZRT5231B-G CZRT5232B-G CZRT5234B-G CZRT5235B-G CZRT5236B-G CZRT5237B-G CZRT5239B-G CZRT5240B-G CZRT5241B-G CZRT5242B-G CZRT5243B-G CZRT5245B-G CZRT5246B-G CZRT5248B-G CZRT5250B-G CZRT5251B-G CZRT5252B-G CZRT5253B-G CZRT5254B-G CZRT5255B-G CZRT5256B-G CZRT5258B-G CZRT5260B-G CZRT5261B-G CZRT5262B-G CZRT5263B-G CZRT5264B-G CZRT5265B-G CZRT5266B-G CZRT5267B-G