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
STUD CATHODE NORMAL
• Vz measured with pulse ≤ 100µS and duty cycle ≤ 0.001
• Rz determined with DC plus 10% superimposed AC @ 1KHz
STUD ANODE REVERSE
ORDERING INFORMATION
BZY91C
Voltage
All dimensions in mm
N = Stud Cathode Normal
R = Stud Anode Reverse
322
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