PBR-0003 MARKIMICROWAVE | Alldatasheet

Document overview

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Technical content

Features

 300kHz to 3 GHz Power Combiner  45 dB Typ Isolation  Applications: IP3 Measurement and High Isolation Test Set-ups  Microwave Power Dividers & Couplers App Note Electrical Specifications - Specifications guaranteed from -55 to +100°C, measured in a 50Ω system. Parameter Frequency Range Min Typ Max Nominal Power Splitting (dB) 300 kHz to 3 GHz Amplitude Balance (dB) ±0.5 ±1 Excess Insertion Loss (dB)1 1.25 2.5 Input Port VSWR 1.15 1.45 Common Port VSWR 1.3 1.7 Isolation (dB) 10 MHz to 3 GHz 37 45 300 kHz to 10 MHz 15 30 Power As Divider(W) 1 Power As Combiner (W) Weight (g) 38 1Excess Insertion Loss = (Input Port to Common Port Insertion Loss) – 6 dB. IN 1POWER COMBINER (300 kHz - 3 GHz) D/C COMMON 1.30 [33.02] PBR0003 IN 2 2.60 [51.82] [66.04] 2.04 .524 [8.38] .660 [2.36] Ø.093 Thru, 4 PL [1.72] [16.76] .068 [1.72] .280 [7.11] .330 XX=±.02 XXX=±.005 INCH [MM] PROJECTION SMA Female connectors, 3 PL [17.53] .69 .345 [8.76] .375 [9.53]

HIGH ISOLATION POWER COMBINER PBR-0003 Page 2 IP3 measurement using high isolation power combiner Fig. 1. Mixer IP3 measurement Fig. 2. Amplifier IP3 measurement Typical Performance Fig. 3. Input port to common port insertion loss. Fig. 5. Amplitude balance between input ports. Fig. 4. Return loss for input and common ports. Fig. 6. Isolation between input ports. Power Combiner Attenuator RF Source 1 RF Source 2 LO Source L R I Spectrum Analyzer DUT (Mixer) Power Combiner Attenuator RF Source 1 RF Source 2 Spectrum Analyzer DUT (Amplifier) -21 -18 -15 -12 0 0.5 1 1.5 2 2.5 3 Insertion Loss (dB) Frequency (GHz) In 1 In 2 0 0.5 1 1.5 2 2.5 3 Amplitude Balance (dB) Frequency (GHz) -30 -25 -20 -15 -10 0 0.5 1 1.5 2 2.5 3 Return Loss (dB) Frequency (GHz) Common In 1 In 2 -60 -50 -40 -30 -20 -10 0 0.5 1 1.5 2 2.5 3 Isolation (dB) Frequency (GHz)

PBR-0003 300 kHz – 3 GHz Power Combiner with SMA connectors1, LEAD-FREE/RoHS COMPLIANT 1Default is SMA female connectors. Consult factory for other connector options.

Revision History

Revision code Revision Date Comment - October 2011 Initial Datasheet release A September 2015 Amplitude balance specs update B November 2019 RoHS Compliant Assembly Marki Microwave reserves the right to make changes to the product(s) or information contained herein without notice. Marki Mi crowave makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Marki Microwave assume any liability whatsoever arising out of the use of or application of any product.