SMD Zener Diodes CZRW55C2V4-G Thru CZRW55C39-G Voltage: 2.4 to 39 Volts Power: 500 mWatts RoHS Device Features SOD-123 -Planar die construction. -500mW power dissipation. 0.152(3.85) 0.140(3.55) -Ideally suited for automated assembly process. - + 0.067(1.70) 0.059(1.50) 0.026(0.65) 0.018(0.45) -Ultra small surface mount package. 0.110(2.80) 0.102(2.60) Mechanical data -Case: SOD-123, Molded plastic -Terminals: Solderable per MIL-STD202G,method 208 0.049(1.25) 0.041(1.05) 0.006(0.15) Max. 0.02(0.50) REF 0.004(0.10) Max. -Polarity: Indicated by cathode band. -Mounting position: Any Marking: see table on page2 Dimensions in inches and (millimeter) Maximum Ratings (TA=25°C, unless otherwise specified) Symbol Value Unit Forward voltage at IF=10mA (Note 2) VF 0.9 V Power dissipation (Note 1) PD 500 mW RθJA 250 °C/W TJ, TSTG -65 to +150 °C Parameter Thermal resistance, junction to ambient air Operating junction and storage temperature range Note: 2 1. Device mounted on ceramic PCB: 7.6mm×9.4mm×0.87mm with pad area 25mm. 2. Short duration test pulse used to minimize self-heating effect. 3. When provided,otherwise,parts are provided with date code only,and type number identifications appears on reel only. 4. f=1KHz REV:C Page 1 QW-BZ016 Comchip Technology CO., LTD. SMD Zener Diode Electrical Characteristics(Ta = 25°C) Nom in al Zener Voltage Max. Zener lmpedence Max. Reverse Leakage Current Part No. VZ @ IZT ZZT @ IZT Temperature Coefficient of Zrener Voltage @IZT=5mA (mV/°C) IR @ VR ZZK @ IZK Marking Code Nom. Min. Max. ohm mA ohm mA uA V Min. Max. CZRW55C2V4-G 2.4 2.20 2.60 100 5.0 600 1.00 50.0 1.0 -3.5 0.0 WX CZRW55C2V7-G 2.7 2.50 2.90 100 5.0 600 1.00 20.0 1.0 -3.5 0.0 W1 CZRW55C3V0-G 3.0 2.80 3.20 95 5.0 600 1.00 10.0 1.0 -3.5 0.0 W2 CZRW55C3V3-G 3.3 3.10 3.50 95 5.0 600 1.00 5.0 1.0 -3.5 0.0 W3 CZRW55C3V6-G 3.6 3.40 3.80 90 5.0 600 1.00 5.0 1.0 -3.5 0.0 W4 CZRW55C3V9-G 3.9 3.70 4.10 90 5.0 600 1.00 3.0 1.0 -3.5 0.0 W5 CZRW55C4V3-G 4.3 4.00 4.60 90 5.0 600 1.00 3.0 1.0 -3.5 0.0 W6 CZRW55C4V7-G 4.7 4.40 5.00 80 5.0 500 1.00 3.0 2.0 -3.5 0.2 W7 CZRW55C5V1-G 5.1 4.80 5.40 60 5.0 480 1.00 2.0 2.0 -2.7 1.2 W8 CZRW55C5V6-G 5.6 5.20 6.00 40 5.0 400 1.00 1.0 2.0 -2.0 2.5 W9 CZRW55C6V2-G 6.2 5.80 6.60 10 5.0 150 1.00 3.0 4.0 0.4 3.7 WA CZRW55C6V8-G 6.8 6.40 7.20 15 5.0 80 1.00 2.0 4.0 1.2 4.5 WB CZRW55C7V5-G 7.5 7.00 7.90 15 5.0 80 1.00 1.0 5.0 2.5 5.3 WC CZRW55C8V2-G 8.2 7.70 8.70 15 5.0 80 1.00 0.7 5.0 3.2 6.2 WD CZRW55C9V1-G 9.1 8.50 9.60 15 5.0 100 1.00 0.5 6.0 3.8 7.0 WE CZRW55C10-G 10.0 9.40 10.60 20 5.0 150 1.00 0.2 7.0 4.5 8.0 WF CZRW55C11-G 11.0 10.40 11.60 20 5.0 150 1.00 0.1 8.0 5.4 9.0 WG CZRW55C12-G 12.0 11.40 12.70 25 5.0 150 1.00 0.1 8.0 6.0 10.0 WH CZRW55C13-G 13.0 12.40 14.10 30 5.0 170 1.00 0.1 8.0 7.0 11.0 WI CZRW55C15-G 15.0 13.80 15.60 30 5.0 200 1.00 0.1 10.5 9.2 13.0 WJ CZRW55C16-G 16.0 15.30 17.10 40 5.0 200 1.00 0.1 11.2 10.4 14.0 WK CZRW55C18-G 18.0 16.80 19.10 45 5.0 225 1.00 0.1 12.6 12.4 16.0 WL CZRW55C20-G 20.0 18.80 21.20 55 5.0 225 1.00 0.1 14.0 14.4 18.0 WM CZRW55C22-G 22.0 20.80 23.30 55 5.0 250 1.00 0.1 15.4 16.4 20.0 WN CZRW55C24-G 24.0 22.80 25.60 70 5.0 250 1.00 0.1 16.8 18.4 22.0 WO CZRW55C27-G 27.0 25.10 28.90 80 2.0 300 0.50 0.1 18.9 21.4 25.3 WP CZRW55C30-G 30.0 28.00 32.00 80 2.0 300 0.50 0.1 21.0 24.4 29.4 WQ CZRW55C33-G 33.0 31.00 35.00 80 2.0 325 0.50 0.1 23.1 27.4 33.4 WR CZRW55C36-G 36.0 34.00 38.00 90 2.0 350 0.50 0.1 25.2 30.4 37.4 WS CZRW55C39-G 39.0 37.00 41.00 130 2.0 350 0.50 0.1 27.3 33.4 41.2 WT REV:C Page 2 QW-BZ016 Comchip Technology CO., LTD. SMD Zener Diodes Ratings and Characteristic Curves(CZRW55C2V4-G Thru. CZRW55C39-G) Fig.1 Power Dissipation Derating Curve Fig.2 Zener Breakdown Characteristics 500 50 C2V7 C3V9 C5V6 C3V3 400 300 200 C4V7 C6V8 40 ΙΖ, Zener Current, (mA) PD, Power Dissipation, (mW) TJ=25 OC C8V2 30 20 Test current IZ=5mA 10 100 0 0 0 25 50 75 100 125 0 150 1 2 3 4 5 6 7 8 9 10 VZ, Zener Voltage, (V) TA, Ambient Temperature, (°C) Fig.3 Zener Breakdown Characteristics Fig.4 Zener Breakdown Characteristics 30 10 TJ=25 OC C39 TJ=25 OC C10 IZ, Zener Current, (mA) IZ, Zener Current, (mA) C12 C15 20 C18 Test current IZ=2mA C22 Test current IZ=5mA 10 C27 C33 8 6 4 Test current IZ=2mA 2 C36 0 0 0 10 20 30 40 0 VZ, Zener Voltage, (V) 10 20 30 40 50 60 70 80 70 80 VZ, Zener Voltage, (V) Fig.4- Total Capacitance vs Nominal Zener Voltage 1000 CT, Toltal Capacitance, (pF) TJ = 25°C f=1MHZ VR= 1V VR= 2V 100 VR= 1V VR= 2V 10 0 10 100 Nominal Zener Voltage , (V) REV:C Page 3 QW-BZ016 Comchip Technology CO., LTD. SMD Zener Diodes 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 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 + 0.011 /–0.004 0.374 ± 0.039 REV:C Page 4 QW-BZ016 Comchip Technology CO., LTD. SMD Zener Diodes Marking Code Part Number Marking Code CZRW55C2V4-G Thru CZRW55C39-G XX XX Suggested PAD Layout D A SOD-123 SIZE (mm) (inch) A 3.35 0.132 B 0.80 0.032 C 1.00 0.039 D 4.15 0.163 E 2.55 0.100 E C B Standard Packaging REEL PACK Case Type SOD-123 REEL Reel Size ( pcs ) (inch) 3,000 7 REV:C Page 5 QW-BZ016 Comchip Technology CO., LTD.