Zeners/Studs BZY93 Series FEATURES • Voltage Range 7.5 -75 Volts • 1500 Watt Peak Pulse Power • 20 Watt Steady State @ 75°C • 15 Watt Steady State @ 100°C • Glass passivated junction • 1500 Watt surge capability at 1 ms • Typically IR less than 5 µA above 10V • Excellent clamping capability • Stud cathode & stud anode • Operating temperature -55°C to +175°C • 100% tested AVAILABLE IN THE FOLLOWING CONFIGURATIONS MECHANICAL CHARACTERISTICS • Case: Hermetically sealed DO-4 outline • Finish: All external surfaces are corrosion resistant and terminal solderable • Polarity: Indicated by direction of zener symbol • Weight: 4.2 grammes excluding mounting kit (approx) • Torque setting 13inch/lb ELECTRICAL DATA • Forward voltage VF1.5V max @ IF ≤ 5A 300µS square wave pulse • Vz measured with pulse ≤ 100µS and duty cycle ≤ 0.001 STUD CATHODE NORMAL • Rz determined with DC plus 10% superimposed AC @ 1KHz ORDERING INFORMATION STUD ANODE REVERSE BZY93C Voltage All dimensions in mm N = Stud Cathode Normal R = Stud Anode Reverse 324 w w w. l i t t e l f u s e . c o m Zeners/Studs BZY93 Series 100 Peak Pulse Power - Pp (kW) 20 Ptot max (W) 15 10 5.0 0 -50 0 50 100 Square wave-pulse 1 0.1 100ns 1 mb 1µs 10µs 100µs 1ms 10ms 7 Pulse Time (tp) Figure 1. Maximum total dissapation plotted against mounting base temp Figure 2. Non-repetitive peak pulse power rating curve ZENERS/STUDS 0 Exponential wave-form 10 ELECTRICAL SPECIFICATION @ Tamb 25°C Stud Cathode Part Number Stud Anode Part Number MAX 7.9 IZ (A) 2.0 Zener Resistance RZ (Ω) @ IZ Max Typ 0.04 0.3 Zener Voltage VZ (Volts) @ IZ BZY93C7V5* BZY93C7V5R MIN 7.0 BZY93C8V2 BZY93C8V2R 7.7 8.7 2.0 0.05 BZY93C9V1* BZY93C9V1R 8.5 9.6 1.0 0.07 Maximum Reverse Leakage IR @ VR (mA) 0.10 (Volts) 5.1 0.3 0.10 5.6 0.5 0.05 6.2 6.8 BZY93C10 BZY93C10R 9.4 10.6 1.0 0.09 0.5 0.05 BZY93C11 BZY93C11R 10.4 11.6 1.0 0.08 1.0 0.05 7.5 BZY93C12* BZY93C12R* 11.4 12.7 1.0 0.08 1.0 0.05 8.2 BZY93C13* BZY93C13R* 12.4 14.1 1.0 0.08 1.0 0.05 9.1 BZY93C15 BZY93C15R* 13.8 15.6 1.0 0.10 1.2 0.05 10 BZY93C16 BZY93C16R 15.3 17.1 0.5 0.18 1.2 0.05 11 BZY93C18* BZY93C18R* 16.8 19.1 0.5 0.20 1.5 0.05 12 BZY93C20 BZY93C20R 18.8 21.2 0.5 0.20 1.5 0.05 13 BZY93C22 BZY93C22R 20.8 23.3 0.5 0.21 1.8 0.05 15 BZY93C24 BZY93C24R 22.7 25.9 0.5 0.22 2.0 0.05 16 BZY93C27 BZY93C27R* 25.1 28.9 0.5 0.25 2.0 0.05 18 BZY93C30* BZY93C30R 28.0 32.0 0.5 0.30 2.5 0.05 20 BZY93C33 BZY93C33R 31.0 35.0 0.5 0.75 4.0 0.05 22 BZY93C36 BZY93C36R* 34.0 38.0 0.2 0.85 5.0 0.05 24 BZY93C39 BZY93C39R 37.0 41.0 0.2 0.90 6.5 0.05 27 BZY93C43 BZY93C43R 40.0 46.0 0.2 1.00 7.0 0.05 30 BZY93C47 BZY93C47R 44.0 50.0 0.2 1.00 7.5 0.05 33 BZY93C51 BZY93C51R 48.0 54.0 0.2 1.20 8.0 0.05 36 BZY93C56* BZY93C56R 52.0 60.0 0.2 1.30 9.0 0.05 39 BZY93C62 BZY93C62R 58.0 66.0 0.2 1.50 10.0 0.05 43 11.0 0.05 47 15.0 0.05 51 BZY93C68 BZY93C68R* 64.0 72.0 0.2 1.80 BZY93C75* BZY93C75R 70.0 79.0 0.2 2.00 * Preferred voltages. w w w. l i t t e l f u s e . c o m 325