CH-138

CH-138 11 dB, Bi-Directional Coupler, 10 - 500 MHz Features Constant Coupling - Within ± 0.5 dB Max MIL-STD-202 Screening Available Description Bi-Directional couplers offer the ability to couple the power in two directions while maintaining directivity. TO-8-2 Rev. V4 Pin Configuration Pin No. 1 2 3 4 5 6 Function GND B GND GND C GND Pin No. 7 8 9 10 11 12 Function GND A GND GND D GND Electrical Specifications1: TA = -55°C to +85°C Parameter Coupling Coupling Flatness VSWR Directivity Test Conditions Input to Output — All Ports Both Directions Frequency — — 10 - 500 MHz 25 - 200 MHz — Main Line Loss 2 Input Power — — — — Units Min Typ Max dB 9.8 10.8 11.8 dB — — ± 0.5 Ratio Ratio — — — 1.8:1 — 1.5:1 dB 17 — — dB Watt — — — 1.6 — 1.0 1. All specifications apply with 50 ohm source and load impedance. 2. Includes theoretical power split. This product contains elements protected by United States Patent umber 3...