Directional Coupler CP231 Product Features Application • Passive Integration on Silicon • Low Insertion Loss • High Isolation • Solder Pad • Low Cost • Repeater • Base Station • RF Sub-Systems Description The CP Series is a monolithic directional coupler for low cost wireless applications. Specifications at 25℃, 50Ω in/out impedance PARAMETER Units Min Frequency Range MHz 2200 Insertion Loss dB Input Return Loss dB 20 30 Output Return Loss dB 20 30 Coupling dB 13.5 14.5 Coupling Return Loss dB 15 18 Isolation dB 20 24 Remarks MHz Block Diagram & Pin Out Typ Max 2400 0.3 0.5 15.5 2300 Absolute Maximum Ratings Parameter Value Input Power 1W Operating Temperature Storage Temperature -40 ~ +85℃ -65 ~ + 150℃ ▪ Tel : 82-31-250-5011 ▪ All specifications may change without notice. ▪ [email protected] ▪ Version 1.0 Directional Coupler CP231 Typical Performance Data at 25℃ (SOT23-6L Package) Insertion Loss vs. Frequency Input Return Loss vs. Frequency 0 Input Return Loss(dB) Insertion Loss(dB) 0 -2 -4 -6 -8 -10 -10 -20 -30 -40 -50 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0.0 0.5 1.0 Frequency(GHz) 2.5 3.0 3.5 4.0 3.5 4.0 3.5 4.0 Coupling vs. Frequency 0 0 -10 -10 Coupling(dB) Output Return Loss(dB) 2.0 Frequency(GHz) Output Return Loss vs. Frequency -20 -30 -40 -20 -30 -40 -50 -50 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0.0 0.5 1.0 Frequency(GHz) 1.5 2.0 2.5 3.0 Frequency(GHz) Isolation vs. Frequency Coupling Port Return Loss vs. Frequency 0 0 -6 -10 Isolation(dB) Coupling Port Return Loss(dB) 1.5 -12 -18 -20 -30 -40 -24 -50 -30 0.0 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 3.0 3.5 4.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 Frequency(GHz) ▪ Tel : 82-31-250-5011 ▪ All specifications may change without notice. ▪ [email protected] ▪ Version 1.0 Directional Coupler CP231 Package Dimensions (Type: SOT23-6L) PCB Evaluation Board Layout Pattern PCB material (FR4), PCB thickness (0.8t), Via hole (Φ0.7) RFHIC Corporation (RFHIC) reserves the right to make changes to any products herein or to discontinue any product at any time without notice. RFHIC do not assume any liability for the suitability of its products for any particular purpose, and disclaims any and all liability, including without limitation consequential or incidental damages. The product specifications herein expressed have been carefully checked and are assumed to be reliable. However, RFHIC disclaims liability for inaccuracies and strongly recommends buyers to verify that the information they are using is current before placing purchase orders. RFHIC products are not intended for use in life support equipment or application where malfunction of the product can be expected to result in personal injury or death. Buyer uses or sells such products for any such unintended or unauthorized application, buyer shall indemnify, protect and hold RFHIC and its directors, officers, stockholders, employees, representatives and distributors harmless against any and all claims arising out of such use. RFHIC’s liability under or arising out of damages, claims of whatsoever kind and nature which RFHIC products could cause shall be limited in amount to the net purchase price of the products sold to buyer by RFHIC. ▪ Tel : 82-31-250-5011 ▪ All specifications may change without notice. ▪ [email protected] ▪ Version 1.0