DC25-73 ALPHA | Alldatasheet

Document overview

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Technical content

Features

■ Low Cost ■ Low Profile ■ Available in Small SOT -6 Lead Package ■ Tape & Reel DC25-73

Description

The DC25-73 is a monolithic directional coupler tailored to the 2.30–2.60 GHz band. It offers low loss, good isolation, good input/output matching and exceptional coupling repeatability. It is available in the SOT -6 lead surface mount package. Parameter Min. Typ. Max. Unit Frequency 2.30 2.60 GHz Insertion Loss 0.2 0.3 dB Isolation 30 33 dB Input VSWR 1.1:1 1.3:1 Output VSWR 1.1:1 1.3:1 Coupling 18.2 17.2 16.2 dB Coupled Port VSWR 1.3:1 1.5:1 Electrical Specifications at 25°C IN GND COUPLED OUT GNDGND 12 3 65 4 DC25 Pin Out Out Coupled In Block Diagram

Directional Coupler 2.30–2.60 GHz DC25-73 2 Alpha Industries, Inc.[781] 935-5150 • Fax [617]824-4579• Emailsales@alphaind.com • www .alphaind.com Specifications subject to change without notice.3/99A -0.5 -0.4 -0.3 -0.2 -0.1 -0.0 Frequency (G H z) Insertion Loss (dB) Insertion Loss vs. Frequency Frequency (G H z) -40 -30 -20 -10 Isolation (dB) Isolation vs. Frequency Frequency (G H z) 1.0 1.1 1.2 1.3 1.4 1.5 O utput VSW R O utput VSW R vs. Frequency Frequency (G H z) 1.0 1.1 1.2 1.3 1.4 1.5 C oupled Port VSW R C oupled Port VSW R vs. Frequency Frequency (G H z) 1.0 1.1 1.2 1.3 1.4 1.5 Input VSW R Input VSW R vs. Frequency Frequency (G H z) -22 -21 -20 -19 -18 -17 -16 C oupling (dB) C oupling vs. Frequency Typical Performance Data

Directional Coupler 2.30–2.60 GHz DC25-73 Alpha Industries, Inc.[781] 935-5150 • Fax [617]824-4579• Emailsales@alphaind.com • www .alphaind.com 3 Specifications subject to change without notice.3/99A Characteristic Value Input Pow er1 +4.0 W CW Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C Absolute Maximum Ratings 1.When operating with a 2.0:1 maximum VSWR on all ports. Recommended Board Layout /,/,/,/,/,/, /,/,/,/,/,/, /,/,/,/, /, /,/, /, /, /,/, /, /, /,/, /, /, /,/, /, /,/,/,/, /,/,/,/, /,/,/,/, /,/,/,/, /,/,/,/,/,/, /,/,/,/,/,/, /,/,/,/,/,/, /,/,/,/,/,/, 0.075 0.015 TYP. 0.020 D IA. VIA 3 PLAC ES 0.039 TYP. 0.018 TYP. 0.020 D C 25 M aterial is 10 m il FR 4 SOT-6 0.074 (1.90 m m R EF.) 0.071 (1.80 m m ) 0.052 (1.30 m m ) 0.037 (0.95 m m ) R EF. 0.122 (3.10 m m ) 0.106 (2.70 m m ) 0.006 (0.15 m m ) 0.000 (0.00 m m ) 0.057 (1.45 m m ) 0.035 (0.90 m m ) 0.020 (0.51 m m ) 0.014 (0.350 m m ) 0.126 (3.20 m m ) 0.087 (2.20 m m ) PIN 6 PIN 1 PIN 1 IN D IC ATO R 0.022 (0.61 m m ) 0.004 (0.10 m m ) 0.014 (0.26 m m ) 0.004 (0.10 m m ) 0.012 (0.30 m m ) TYP. 5.0˚ ± 1˚ 5.0˚ ± 1˚