BZY91C30N

Zeners/Studs BZY91 Series FEATURES • Voltage range 7.5 - 75 Volts • 5000 Watt peak pulse power • 100 Watt steady state @ 25°C • 75 Watt steady state @ 65°C • Glass passivated junction • 5000 Watt surge capability at 1 ms • Typically IR less than1 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 DO5 outline • Finish: All external surfaces are corrosion resistant and terminal solderable • Polarity: Indicated by direction of zener symbol • Weight: 14 grammes excluding mounting kit (approx) • Torque Setting 30inch/lb ELECTRICAL DATA • Forward voltage Vf 1.5V max @ If ≤ 10A 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 BZY91C All dimensions in mm Voltage N = Stud Cathode Normal R = Stud Anode Reverse 322 w w w. l i t t e l f u s e . c o m Zeners/Studs BZY91 Series 100 75 Exponential wave-form 10 Ptot max (W) Square wave-pulse 50 1 25 0.1 100ns 1µs 10µs 100µs 1ms 0 10ms -100 -50 0 Pulse Time (tp) 50 100 150 200 Figure 2. Maximum total dissapation plotted against mounting base temp Figure 1. Non-repetitive peak pulse power rating curve ELECTRICAL SPECIFICATION @ Tamb 25°C Stud Cathode Part Number Stud Anode Part Number 7 Tmb (°C) Zener Voltage VZ (Volts) @ IZ Maximum Reverse Leakage IR @ VR Zener Resistance RZ (Ω) @ IZ Typ Max (mA) (Volts) 0.04 0.2 5.0 5.1 5.6 MAX 7.9 IZ (A) 5.0 8.7 5.0 0.06 0.3 5.0 BZY91C7V5 BZY91C7V5R MIN 7.0 BZY91C8V2 BZY91C8V2R 7.7 BZY91C9V1 BZY91C9V1R 8.5 9.6 2.0 0.08 0.4 5.0 6.2 BZY91C10* BZY91C10R 9.4 10.6 2.0 0.08 0.4 1.0 6.8 BZY91C11 BZY91C11R 10.4 11.6 2.0 0.08 0.4 1.0 7.5 BZY91C12* BZY91C12R 11.4 12.7 2.0 0.10 0.5 1.0 8.2 BZY91C13 BZY91C13R 12.4 14.1 2.0 0.10 0.5 1.0 9.1 BZY91C15* BZY91C15R* 13.8 15.6 2.0 0.12 0.6 1.0 10.0 BZY91C16 BZY91C16R 15.3 17.1 2.0 0.12 0.6 1.0 11.0 BZY91C18 BZY91C18R 16.8 19.1 2.0 0.14 0.7 1.0 12.0 BZY91C20* BZY91C20R 18.8 21.2 1.0 0.16 0.8 1.0 13.0 BZY91C22 BZY91C22R* 20.8 23.3 1.0 0.16 0.8 1.0 15.0 BZY91C24* BZY91C24R 22.7 25.9 1.0 0.18 0.9 1.0 16.0 BZY91C27 BZY91C27R* 25.1 28.9 1.0 0.20 1.0 1.0 18.0 BZY91C30* BZY91C30R 28.0 32.0 1.0 0.22 1.1 1.0 20.0 BZY91C33* BZY91C33R 31.0 35.0 1.0 0.24 1.2 1.0 22.0 BZY91C36 BZY91C36R 34.0 38.0 1.0 0.26 1.3 1.0 24.0 BZY91C39* BZY91C39R 37.0 41.0 0.5 0.28 1.4 1.0 27.0 BZY91C43* BZY91C43R 40.0 46.0 0.5 0.30 1.5 1.0 30.0 BZY91C47 BZY91C47R 44.0 50.0 0.5 0.34 1.7 1.0 33.0 BZY91C51 BZY91C51R 48.0 54.0 0.5 0.36 1.8 1.0 36.0 BZY91C56* BZY91C56R 52.0 60.0 0.5 0.4 2.0 1.0 39.0 BZY91C62 BZY91C62R* 58.0 66.0 0.5 0.44 2.2 1.0 43.0 BZY91C68 BZY91C68R 64.0 72.0 0.5 0.48 2.4 1.0 47.0 BZY91C75* BZY91C75R 70.0 79.0 0.5 0.51 2.6 1.0 51.0 * Preferred voltages. w w w. l i t t e l f u s e . c o m 323 ZENERS/STUDS Peak Pulse Power - Pp (kW) 100