10 GHz Bias Tee

PSPL5531 Datasheet

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

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

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

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

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

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	f_c,h	GHz		10
Lower 3 dB frequency	f_c,l	kHz		750
Rise time	t_r	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	f_c,DC	MHz		1
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

Ordering information

Models

PSPL5531: BIAS TEE, 10 GHz, 1.5 kV