• Part: CZRL4749
  • Description: Surface Mount Zener Diodes
  • Category: Diode
  • Manufacturer: Comchip Technology
  • Size: 62.98 KB
Download CZRL4749 Datasheet PDF
Comchip Technology
CZRL4749
CZRL4749 is Surface Mount Zener Diodes manufactured by Comchip Technology.
Surface Mount Zener Diodes CHIP .chip..tw CZRL4728 Thru CZRL4764 Voltage: 3.3 - 100 Volts Power: 1 Watt Features Silicon Planar Power Zener Diodes For use in stabilizing and clipping circuits with higher power rating. Standard Zener voltage tolerance is ±10%. Add suffix “A” for ±5% tolerance. Other Zener voltages and tolerances are available upon request. Glass MELF (LL35) Cathode Mark 0.102 (2.6) 0.094 (2.4) 0.022 (0.55) 0.205 (5.2) 0.189 (4.8) Dimensions in mm Mechanical data Case: MELF Glass Case Weight: approx. 0.25g Maximum Ratings and Electrical Characterics Parameter Zener Current (see Table “Characteristics”) Power Dissipation at Tamb = 25°C Thermal Resistance Junction to Am bient Air Junction Temperature Storage Temperature Range Symbol Ptot R JA Tj TS Value 1.0(1) 170 200 - 65 to +200 (1) Unit W °C/W °C °C Note: (1) Valid provided that electrodes are kept at am bient temperature MDS0302003A Page 1 Surface Mount Zener Diodes Maximum Zener Impedance (Note 1.) at ZZT at IZT (Ohm) 10 10 9 9 8 7 5 2 3.5 4 4.5 5 7 8 9 10 14 16 20 22 23 25 35 40 45 50 60 70 80 95 110 125 150 175 200 250 350 ZZK (Ohm) 400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 2000 2000 2000 2000 3000 3000 3000 IZK (m A) 1 1 1 1 1 1 1 1 1 0.5 0.5 0.5 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 CHIP .chip..tw Type No. Nominal Zener Voltage at IZT VZ (V) (Note 3.) 3.3 3.6 3.9 4.3 4.7 5.1 5.6 6.2 6.8 7.5 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 39 43 47 51 56 62 68 75 82 91 100 Test current IZT (m A) 76 69 64 58 53 49 45 41 37 34 31 28 25 23 21 19 17 15.5 14 12.5 11.5 10.5 9.5 8.5 7.5 7 6.5 6 5.5 5 4.5 4 3.7 3.3 3 2.8 2.5 Max reverse Leakage Current at IR (u A) 100 100 50 10 10 10 10 10 10 10 10 10 10 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 5 VR (V) 1 1 1 1 1 1 2 3 4 5 6 7 7.6 8.4 9.1...