SMD Zener Diode CZRW4678-G Thru. CZRW4717-G Voltage: 1.8 to 43 Volts Power: 350mW RoHS Device Features - For surface mounted applications. SOD-123 - Wide zener reverse voltage range. 0.152(3.85) 0.140(3.55) - Small package size for high density applications. - ESD Rating of class 3(>16KV) per human body model. - Maximum case temperature for soldering purposes: 260°C for 10 Seconds 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, Void-free, transfer-molded, Thermosetting plastic case. 0.049(1.25) 0.041(1.05) - Finish: Corrosion resistant finish, easily solderable. - Terminals: Solder Plated,solderable per MIL-STD-750,method 2026. 0.006 (0.15) 0.003 (0.08) 0.004(0.10) Max. 0.020 (0.50) REF - Polarity: Cathode band. - Weight: 0.01 grams(approx.). Dimensions in inches and (millimeter) Circuit diagram Maximum Rating (@TA=25°C unless otherwise specified) Symbol Value Unit VF 0.9 V PD 350 mW RθJA 357 °C/W Junction temperature range TJ -65 to +150 °C Storage temperature range TSTG -65 to +150 °C Parameter Maximum forward voltage @ IF=10mA Maximum power dissipation Thermal resistance, Junction to ambient air 2 Notes: Device mounted on ceramic PCB; 5.0mm*7.0mm with pad areas 35mm . Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 1 QW-BZ027 Comchip Technology CO., LTD. SMD Zener Diode Electrical Characteristics ( at TA = 25°C unless otherwise noted) Zener Voltage (Note 1) VZ(Volts) Part Number Leakage Current @IZT Marking Code IR@VR Min Nom Max µA µA Volts CZRW4678-G CZRW4679-G CZRW4680-G CZRW4681-G CZRW4682-G 1.71 1.90 2.09 2.28 2.565 1.8 2.0 2.2 2.4 2.7 1.89 2.10 2.31 2.52 2.835 50 50 50 50 50 7.5 5 4 2 1 1 1 1 1 1 CC CD CE CF CH CZRW4683-G CZRW4684-G CZRW4685-G CZRW4686-G CZRW4687-G 2.85 3.13 3.42 3.70 4.09 3.0 3.3 3.6 3.9 4.3 3.15 3.47 3.78 4.10 4.52 50 50 50 50 50 0.8 7.5 7.5 5 4 1 1.5 2 2 2 CJ CK CM CN CP CZRW4688-G CZRW4689-G CZRW4690-G CZRW4691-G CZRW4692-G 4.47 4.85 5.32 5.89 6.46 4.7 5.1 5.6 6.2 6.8 4.94 5.36 5.88 6.51 7.14 50 50 50 50 50 10 10 10 10 10 3 3 4 5 5.1 CT CU CV CA CX CZRW4693-G CZRW4694-G CZRW4695-G CZRW4696-G CZRW4697-G 7.13 7.79 8.27 8.65 9.50 7.5 8.2 8.7 9.1 10 7.88 8.61 9.14 9.56 10.50 50 50 50 50 50 10 1 1 1 1 5.7 6.2 6.6 6.9 7.6 CY CZ DC DD DE CZRW4698-G CZRW4699-G CZRW4700-G CZRW4701-G CZRW4702-G 10.45 11.40 12.35 13.30 14.25 11 12 13 14 15 11.55 12.60 13.65 14.70 15.75 50 50 50 50 50 0.05 0.05 0.05 0.05 0.05 8.4 9.1 9.8 10.6 11.4 DF DH DJ DK DM CZRW4703-G CZRW4704-G CZRW4705-G CZRW4706-G CZRW4707-G 15.20 16.15 17.10 18.05 19.00 16 17 18 19 20 16.80 17.85 18.90 19.95 21.00 50 50 50 50 50 0.05 0.05 0.05 0.05 0.01 12.1 12.9 13.6 14.4 15.2 DN DP DT DU DV CZRW4708-G CZRW4709-G CZRW4710-G CZRW4711-G CZRW4712-G 20.90 22.80 23.75 25.65 26.60 22 24 25 27 28 23.10 25.20 26.25 28.35 29.40 50 50 50 50 50 0.01 0.01 0.01 0.01 0.01 16.7 18.2 19.0 20.4 21.2 DA DX DY EA EC CZRW4713-G CZRW4714-G CZRW4715-G CZRW4716-G CZRW4717-G 28.50 31.35 34.20 37.05 40.85 30 33 36 39 43 31.50 34.65 37.80 40.95 45.15 50 50 50 50 50 0.01 0.01 0.01 0.01 0.01 22.8 25.0 27.3 29.6 32.6 ED EE EF EH EJ Notes: 1. Nominal Zener voltage is measured with the device junction in thermal equilibrium at TL=30°C ±1°C Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 2 QW-BZ027 Comchip Technology CO., LTD. SMD Zener Diode RATING AND CHARACTERISTIC CURVES ( CZRW4678-G Thru. CZRW4717-G ) Fig.1 - Forward characteristics Fig.2 - Reverse characteristic 100.00 Reverse current, ( uA ) 10,0000 Forward current, (mA ) O 50 C O 75 C 10.00 O 25 C O 100 C O 125 C 1.00 1.0000 0.1000 0.0100 O 50 C O 125 C 0.0010 O O 75 C 100 C O 25 C 0.10 0.0 0.0001 0.4 0.8 1.2 1.0 Forward voltage, (V) 3.0 2.5 Fig.4 - Power derating 0.6 f = 1 MHz Ta = 25°C 0.5 forward current, (A) Capacitance between terminals, ( P F) 2.0 Reverse voltage, (V) Fig.3 - Capacitance between terminals characteristics 1.5 1.5 1.2 0.9 0.6 0.4 0.3 0.2 0.1 0 0.3 0 1.5 3.0 4.5 25 50 75 100 125 O Ambient temperature, ( C) Reverse voltage, (V) Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 3 QW-BZ027 Comchip Technology CO., LTD. SMD Zener Diode Reel Taping Specification T XX C 12 o 0 D2 D1 D W1 SOD-123 SOD-123 SYMBOL A B C d D D1 D2 (mm) 1.85 ± 0.05 3.94 ± 0.05 1.57 ± 0.05 1.55 ± 0.10 178 ± 2.00 54.40 ± 1.00 13.00 ± 1.00 (inch) 0.073 ± 0.002 0.155 ± 0.002 0.062 ± 0.002 0.061 ± 0.004 7.008 ± 0.079 2.142 ± 0.039 0.512 ± 0.039 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 3.50 ± 0.10 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.10 8.00 + 0.30 /–0.10 12.30 ± 1.0 (inch) 0.069 ± 0.004 0.138 ± 0.004 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.004 0.315 + 0.012 /–0.004 0.484 ± 0.039 Company reserves the right to improve product design , functions and reliability without notice. QW-BZ027 REV:C Page 4 Comchip Technology CO., LTD. SMD Zener Diode Marking Code Marking Code Part Number CZRW4678-G Thru. CZRW4717-G Series XX XX 1. XXX: Marking code (see Page.2) 2. ▌: Cathod Band Suggested PAD Layout SOD-123 SIZE (mm) (inch) A 3.24 0.128 B 0.80 0.031 C 1.00 0.039 D 4.04 0.159 E 2.44 0.096 D A E C B Standard Packaging REEL PACK Case Type SOD-123 REEL Reel Size ( pcs ) (inch) 3,000 7 Company reserves the right to improve product design , functions and reliability without notice. REV:C Page 5 QW-BZ027 Comchip Technology CO., LTD.