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- Part Number CMD309P4
- Manufacturer Qorvo
- Pin Count 25
- Part Category Integrated Circuit
- Package Category Quad Flat No-Lead
- Footprint Name Quad Flat No-Lead - 24-Lead QFN-1
- Released Date Dec 18, 2024
- Last Modified Date Feb 25, 2025 10:10 AM UTC
- Pinout / Pin List Click Here (Member Only)
CMD309P4 Details
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Manufacturer Part Number:
CMD309P4
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Rohs Code:
Yes
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Part Life Cycle Code:
Active
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ECCN Code:
EAR99
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Factory Lead Time:
22 Weeks
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Manufacturer:
Qorvo
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JESD-609 Code:
e3
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RF/Microwave Device Type:
WIDE BAND LOW POWER
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Terminal Finish:
Matte Tin (Sn)
CMD309P4 Frequently Asked Questions (FAQs)
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A 4-layer PCB with a solid ground plane and a separate power plane is recommended. The device should be placed near the edge of the board to minimize the distance to the antenna. A 50-ohm microstrip line should be used to connect the device to the antenna.
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The optimal bias point for maximum power efficiency is typically around 3.5V to 4.5V. The bias current should be set to around 200-300 mA. The device should be operated in a Class-AB mode to achieve the best trade-off between power efficiency and linearity.
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A low-pass matching network with a series inductor and a shunt capacitor is recommended for input matching. For output matching, a high-pass matching network with a series capacitor and a shunt inductor is recommended. The values of the components should be optimized for the specific application and frequency band.
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To ensure stability, the device should be operated within the recommended operating conditions. The input and output impedances should be matched to 50 ohms, and the device should be decoupled from the power supply with a 10-100 nF capacitor. The PCB layout should be designed to minimize parasitic inductance and capacitance.
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The maximum operating temperature of the CMD309P4 is 125°C. However, the device should be derated for temperatures above 85°C to ensure reliable operation.
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CMD309P4 Overview
Use the download button to access the CMD309P4 schematic symbol, PCB footprint, and 3D model.
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About Qorvo
Qorvo is a prominent American semiconductor company that specializes in the design and manufacturing of radio frequency (RF) solutions. The company was formed in 2015 through the merger of TriQuint Semiconductor and RF Micro Devices. Qorvo's product portfolio encompasses a wide range of RF components and semiconductor technologies used in various applications, including wireless communications, aerospace and defense, and IoT (Internet of Things) devices.