BZY91C75

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