SMD Zener Diode SMD Diodes Specialist CZRA5920B-G Thru CZRA5956B-G Voltage: 6.2 to 200 Volts Power: 1.5 Watts RoHS Device Features DO-214AC (SMA) Glass passivated chip. Low leakage. 0.173(4.40) 0.155(3.94) Built-in strain relief. Low inductance. High peak reverse power dissipa. 0.109(2.76) 0.099(2.51) 0.064(1.63) 0.048(1.23) Lead(Pb)-free component. For use in stabilizing and clipping circuits with high power. 0.206(5.22) 0.192(4.87) Mechanical data 0.012(0.30) 0.006(0.15) 0.089(2.26) 0.077(1.96) Case: DO-214AC(SMA), Molded plastic. 0.008(0.20) 0.059(1.51) 0.030(0.75) Epoxy: UL 94V-0 rate flame retardant. Terminals: Solderable per MIL-STD-750 ,method 2026. Dimensions in inches and (millimeter) Polarity: Color band denotes cathode. Mounting position: Any. Maximum Rating AND Electrical Characteristics Symbol Value Unit Maximum Power Dissipation,TL = 50°C (Note1) PD 1.5 W Maximun Forward voltage at IF=200mA VF 1.2 V TJ,TSTG -55 to +175 °C Parameter Operating Junction and Storage Temperature Range (1) TL = Lead temperature at 3/8” (9.5mm) from body. REV:A Page 1 QW-BZ019 Comchip Technology CO., LTD. SMD Zener Diode SMD Diodes Specialist RATING AND CHARACTERISTIC CURVES (CZRA5920B-G Thru CZRA5956B-G) Fig.2 Maximum surge power 80 1000 60 Peak surge power (W) Junction to lead thermal resistance(°C/W) Fig.1 Typical thermal resistance v.s. lead length 40 20 100 0 10 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0.1 1.0 1 Lead length to heat sink (inches) Pulse width (ms) Fig.4 Power temperature derating current Fig.3 Temperature coefficents v.s. zener voltage 2.5 Power dissipation(W) 1000 Temperature coefficient,(mV/°C) 100 10 Range 100 1.5 1.0 0.5 0 10 30 10 100 0 25 Zener voltage(V) 50 75 100 125 150 175 Lead Temperature (°C) Fig.5 Typical thermal response L, lead length=3/8 inch D=0.5 resistance (°C/W) Junction to lead triensient thermal 100 10 D=0.2 D=0.1 D=0.05 D=0.02 1 D=0.01 D=Note:Below 0.1 second, Thermal response curve is D=0 0.1 0.0001 0.001 0.01 0.1 1 10 Pulse width (ms) REV:A Page 2 QW-BZ019 Comchip Technology CO., LTD. SMD Zener Diode SMD Diodes Specialist Electrical Characteristics(Ta = 25°C) Part Number CZRA5920B-G CZRA5921B-G CZRA5922B-G CZRA5923B-G CZRA5924B-G CZRA5925B-G CZRA5926B-G CZRA5927B-G CZRA5928B-G CZRA5929B-G CZRA5930B-G CZRA5931B-G CZRA5932B-G CZRA5933B-G CZRA5934B-G CZRA5935B-G CZRA5936B-G CZRA5937B-G CZRA5938B-G CZRA5939B-G CZRA5940B-G CZRA5941B-G CZRA5942B-G CZRA5943B-G CZRA5944B-G CZRA5945B-G CZRA5946B-G CZRA5947B-G CZRA5948B-G CZRA5949B-G CZRA5950B-G CZRA5951B-G CZRA5952B-G CZRA5953B-G CZRA5954B-G CZRA5955B-G CZRA5956B-G Notes: Nominal Zener Voltage Maximum Maximum Reverse DC Zener Leakage Current Marking Current Code Maximum Zener Impedance VZ @ IZT IZT (V) (mA) (Ohm) (Ohm) (mA) (uA) (V) (mA) 6.2 60.5 2.0 200 1.0 5.0 4.0 241 920B ZZT @ IZT ZZK @ IZK IZK IR @ VR IZM 6.8 55.1 2.5 200 1.0 5.0 5.2 440 921B 7.5 50.0 3.0 400 0.5 5.0 6.0 400 922B 8.2 45.7 3.5 400 0.5 5.0 6.5 364 923B 9.1 41.2 4.0 500 0.5 5.0 7.0 328 924B 10 37.5 4.5 500 0.25 5.0 8.0 300 925B 11 34.1 5.5 550 0.25 5.0 8.4 272 926B 12 31.2 6.5 550 0.25 1.0 9.1 250 927B 13 28.8 7.0 550 0.25 1.0 9.9 230 928B 15 25.0 9.0 600 0.25 1.0 11.4 200 929B 16 23.4 10 600 0.25 1.0 12.2 186 930B 18 20.8 12 650 0.25 1.0 13.7 166 931B 20 18.7 14 650 0.25 1.0 15.2 150 932B 22 17.0 18 650 0.25 1.0 16.7 136 933B 24 15.6 19 700 0.25 1.0 18.2 124 934B 27 13.9 23 700 0.25 1.0 20.6 110 935B 30 12.5 26 750 0.25 1.0 22.8 100 936B 33 11.4 33 800 0.25 1.0 25.1 90 937B 36 10.4 38 850 0.25 1.0 27.4 82 938B 39 9.6 45 900 0.25 1.0 29.7 76 939B 43 8.7 53 950 0.25 1.0 32.7 68 940B 47 8.0 67 1000 0.25 1.0 35.8 62 941B 51 7.3 70 1100 0.25 1.0 38.8 58 942B 56 6.7 86 1300 0.25 1.0 42.6 52 943B 62 6.0 100 1500 0.25 1.0 47.1 48 944B 68 75 5.5 120 1700 0.25 1.0 51.7 44 945B 5.0 140 2000 0.25 1.0 56.0 40 946B 82 4.6 160 2500 0.25 1.0 62.2 36 947B 91 4.1 200 3000 0.25 1.0 69.2 32 948B 100 3.7 250 3100 0.25 1.0 76.0 30 949B 110 3.4 300 4000 0.25 1.0 83.6 13 950B 120 3.1 380 4500 0.25 1.0 91.2 12 951B 130 2.9 450 5000 0.25 1.0 98.8 11 952B 150 2.5 600 6000 0.25 1.0 114.0 10 953B 160 2.3 700 6500 0.25 1.0 121.6 9 954B 180 2.1 900 7000 0.25 1.0 136.8 8 955B 200 1.9 1900 9990 0.25 1.0 152.0 7 956B (1) The type number listed have a standard tolerance on th nominal zener voltage of ± 5%. (2) The reverse surge current is a non-repetitive,8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per JEDEC Method. REV:A Page 3 QW-BZ019 Comchip Technology CO., LTD. SMD Zener Diode SMD Diodes Specialist Reel Taping Specification d P0 P1 T E Index hole F W B Polarity P C A 12 o 0 D2 D1 D W1 Trailer Device ....... ....... End ....... ....... Leader ....... ....... 10 pitches (min) ....... ....... Start 10 pitches (min) Direction of Feed SMA (DO-214AC) SMA (DO-214AC) SYMBOL A B C d D D1 D2 (mm) 2.70 (max) 5.30 (max) 2.66 (max) 1.50 ± 0.10 330 50.0 MIN. 13.5 ± 1.00 (inch) 0.106 (max) 0.209 (max) 0.105 (max) 0.059 ± 0.004 12.99 1.969 MIN. 0.531 ± 0.039 SYMBOL E F P P0 P1 W W1 (mm) 1.75 ± 0.10 5.50 ± 0.05 4.00 ± 0.10 4.00 ± 0.10 2.00 ± 0.05 12.0 ± 0.20 18.4 (max) (inch) 0.689 ± 0.004 0.217 ± 0.002 0.157 ± 0.004 0.157 ± 0.004 0.079 ± 0.002 0.472 ± 0.008 0.724 (max) REV:A Page 4 QW-BZ019 Comchip Technology CO., LTD. SMD Zener Diode SMD Diodes Specialist Suggested PAD Layout D DO-214AC(SMA) A SIZE (mm) (inch) A 3.80 0.150 B 1.60 0.063 C 2.80 0.110 D 5.40 0.213 E 2.20 0.087 E C B Standard Package Qty per Reel Reel Size (Pcs) (inch) 5000 13 Case Type DO-214AC (SMA) REV:A Page 5 QW-BZ019 Comchip Technology CO., LTD.