Four-Way 0° Power Splitter Combiner 0.81–0.96 GHz PD4W09-12 Features ■ Low Cost ■ Low Profile ■ Available in Small SOIC-8 Package ■ Tape & Reel Description The PD4W09-12 is a monolithic four-way in-phase hybrid junction tuned for the 0.81–0.96 GHz band. It offers low loss, high isolation, good input/output matching and exceptional phase/amplitude balance. It is available in the SOIC-8 leaded surface mount package. Electrical Specifications at 25°C Parameter Min. Frequency Typ. 0.81 Insertion Loss Less 6 dB Split 1.3 Isolation 20 Max. Unit 0.96 GHz 1.5 23 dB dB Input VSWR 1.2:1 1.5:1 Output VSWR 1.2:1 1.5:1 Amplitude Balance ±0.4 ±0.6 dB ±6 ±8 Deg. Phase Balance Pin Out Block Diagram 8 Port 2 7 GND 6 4W09 GND IN/SUM Port 3 Port 4 5 4 Port 4 3 GND 2 IN/SUM 1 Port 1 Port 1 Port 2 Port 3 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 3/99A 1 Four-Way 0° Power Splitter Combiner 0.81–0.96 GHz PD4W09-12 Performance Data 1.5 Port 4 Port 1 Port 3 Port 2 -6.8 -7.0 -7.2 1.4 Output VSWR Insertion Loss (dB) -6.6 -7.4 1.3 1.2 1.1 -7.6 0.80 0.85 0.90 0.95 1.0 0.80 1.00 0.85 Frequency (GHz) 0.90 0.95 1.00 Frequency (GHz) Insertion Loss vs. Frequency Output VSWR vs. Frequency 1.0 0 Isolation (dB) -10 -15 Port 3–4 Port 2–4 Port 2–3 Port 1–4 Port 1–3 Port 1–2 -20 -25 -30 Amp. Balance (dB) -5 0.5 0.0 -0.5 -35 -40 0.80 0.85 0.90 0.95 -1.0 0.80 1.00 0.85 Frequency (GHz) 6 Phase Balance (Deg.) 1.5 Input VSWR 1.00 8 1.6 1.4 1.3 1.2 1.1 0.85 0.90 0.95 1.00 4 2 0 -2 -4 -6 -8 0.80 0.85 0.90 0.95 1.00 Frequency (GHz) Frequency (GHz) Input VSWR vs. Frequency 2 0.95 Amp. Balance vs. Frequency Isolation vs. Frequency 1.0 0.80 0.90 Frequency (GHz) Phase Balance vs. Frequency Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 3/99A Four-Way 0° Power Splitter Combiner 0.81–0.96 GHz Absolute Maximum Ratings SOIC-8 Characteristic Input PD4W09-12 PIN 8 Value Power1 0.050 (1.27 mm) BSC +1.5 W CW Input Power2 +0.375 CW Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C 0.244 (6.20 mm) 0.228 (5.80 mm) PIN 1 INDICATOR 1. When used as a power divider with a 2.0:1 maximum VSWR on all ports. 2. When used as a power combiner with a 2.0:1 maximum VSWR on all ports. PIN 1 0.068 (1.73 mm) MAX. Recommended Board Layout 0.020 (0.51 mm) MAX. 0.049 (1.24 mm) 0.016 (0.41 mm) 0.016 MAX. (0.41 mm) x 45˚ CHAMFER 0.170 0.018 TYP. 4W09 0.021 TYP. 0.028 TYP. 0.197 (5.00 mm) 0.189 (4.80 mm) 0.010 (0.25 mm) 0.004 (0.10 mm) 0.158 (4.00 mm) 0.150 (3.80 mm) 0.010 (0.25 mm) 0.007 (0.17 mm) 8˚ MAX. 0.020 DIA. VIA 2 PLACES 0.039 TYP. Material is 10 mil FR4 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 3/99A 3