PSPL5531 Datasheet

10 GHz Bias Tee
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The PSPL5531 is a broadband coaxial bias insertion tee for low current applications such as biasing photodetectors. It is rated for 1.5 kV. It is designed to pass fast rise time pulses with minimum waveform distortion. The rise time is 35 ps with a –3 dB bandwidth extending from 750 kHz to 10 GHz.

Key performance specifications
  • 750 kHz to 10 GHz
  • 35 ps rise time
  • 1.5 kV, 20 mA

Typical performance


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Insertion Loss, AC to AC+DC; 1 dB/div and 2 GHz/div



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Return Loss, AC Port; 5 dB/div and 2 GHz/div



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Isolation, AC to DC; 10 dB/div and 2 GHz/div



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20%/div, 500 ps/div, and 50 ps/div. Response to 20 ps rise time input step



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2.5% rho/div and 200 ps/div. 35 ps TDR of AC port


Specifications

Parameter Symbol Units Minimum Typical Maximum Comments
Impedance Z ohms   50     
Upper 3 dB frequency fc,h GHz   10     
Lower 3 dB frequency fc,l kHz   750     
Rise time tr ps   35  45  10 – 90%
Insertion loss S21 dB   0.3  0.8  (0.01 – 1 Ghz)
Return loss S11 dB RL > 15 dB -1 dB / GHz * f (GHz) 0.1 
Refl. Coefficient (35 ps TDR) Γ %   ±8 
-2.5 
  t t > 200 ps
DC voltage V V     1.5k  
DC current I mA     20   
Capacitance C nF   2.2    -20%, +80%
Resistance R ohms   3000     
RF power P W     20  Average power
Isolation S13 dB   >20     
DC path bandwidth fc,DC MHz      
RF Connectors N jacks (f)
DC Connector SHV jack (f)
Dimensions 3 in x 3.8 in x 1 in (7.6 cm x 9. cm x 2.5 cm)
Warranty One Year
Last Modified:
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