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RT2405B6TR7

RT2405B6TR7 Description

The RT2405B6TR7 from CTS Resistor Products is a high-performance 18-resistor network array designed for precision termination in DDR SDRAM applications. Housed in a compact 36-pin LBGA package with dimensions of 11.43mm x 5.08mm (0.450" x 0.200"), this surface-mount device offers a 22Ω resistance per element with a tight ±1% tolerance and a ±200ppm/°C temperature coefficient. Its dual-terminator circuit configuration ensures optimal signal integrity in high-speed memory systems. The 50mW power rating per resistor and RoHS compliance make it suitable for modern, environmentally conscious designs.

RT2405B6TR7 Features

• 18-resistor network in a 36-pin LBGA for space-efficient PCB layouts.
• 22Ω resistance with ±1% tolerance for precise termination.
• Low-profile design: 1.47mm (0.058") seated height.
• ±200ppm/°C temperature coefficient ensures stability across operating conditions.
• Dual-terminator circuit minimizes signal reflection in DDR interfaces.
• 50mW power dissipation per resistor balances performance and thermal management.
• RoHS compliant and REACH unaffected, meeting global environmental standards.
• Tape & Reel (TR) packaging for automated assembly efficiency.

RT2405B6TR7 Applications

• DDR SDRAM termination: Ideal for DDR2, DDR3, and DDR4 memory modules.
• High-speed digital systems: Ensures signal integrity in servers, workstations, and networking equipment.
• Embedded computing: Suitable for industrial PCs and automotive electronics requiring reliable memory interfaces.
• Consumer electronics: Used in gaming consoles and high-performance computing devices.

Conclusion of RT2405B6TR7

The RT2405B6TR7 stands out as a high-reliability resistor network for DDR memory applications, combining precision, compactness, and thermal stability. Its dual-terminator design and low-profile form factor make it a superior choice over bulkier discrete resistors, particularly in space-constrained, high-speed systems. While marked obsolete, its proven performance in signal integrity-critical applications ensures continued relevance in legacy and specialized designs. Engineers seeking a robust, RoHS-compliant solution for memory termination will find this component exceptionally well-suited.