STMicroelectronics

STG719CTR

STG719CTR Description

The STG719CTR is a high-performance, single-pole double-throw (SPDT) switch IC from STMicroelectronics, designed for applications requiring reliable signal switching and low power consumption. This obsolete yet highly functional device offers a robust set of features that make it suitable for a variety of electronic systems. The STG719CTR is housed in a compact SOT23-6 package, making it ideal for space-constrained designs. It operates over a wide supply voltage range of 1.8V to 5.5V, ensuring compatibility with various power supply configurations.

STG719CTR Features

• Low On-State Resistance: The STG719CTR boasts a maximum on-state resistance (R_on) of 4 ohms, ensuring minimal power loss and high efficiency during signal transmission.
• Low Leakage Current: With a maximum leakage current (I_S(off)) of 250 pA, the STG719CTR maintains high signal integrity and low power consumption, even in low-power applications.
• Fast Switching Times: The device offers fast switch times of 7 ns for turn-on (T_on) and 4.5 ns (typical) for turn-off (T_off), enabling rapid signal switching without compromising performance.
• Wide Bandwidth: The STG719CTR features a -3 dB bandwidth of 200 MHz, making it suitable for high-frequency applications and ensuring minimal signal distortion.
• Channel Matching: The channel-to-channel matching (ΔR_on) is tightly controlled at 100 mOhm, ensuring consistent performance across multiple channels.
• Low Channel Capacitance: The channel capacitance (C_S(off), C_D(off)) is only 19 pF, reducing signal delay and improving overall system performance.
• Compliance and Packaging: The STG719CTR is REACH unaffected and RoHS3 compliant, ensuring environmental safety. It is available in a tape and reel (TR) package, facilitating easy integration into automated assembly processes.

STG719CTR Applications

The STG719CTR is well-suited for applications that require reliable and efficient signal switching. Its low on-state resistance and fast switching times make it ideal for:

• RF and Microwave Systems: The wide bandwidth and low capacitance ensure minimal signal degradation in high-frequency applications.
• Telecommunications: The STG719CTR can be used in various telecom equipment for signal routing and switching.
• Consumer Electronics: Its compact size and low power consumption make it suitable for portable devices and other consumer electronics.
• Industrial Control Systems: The robust performance and wide operating voltage range make it ideal for industrial applications where reliability is paramount.

Conclusion of STG719CTR

The STG719CTR from STMicroelectronics is a versatile and high-performance SPDT switch IC that offers a range of benefits, including low on-state resistance, fast switching times, and wide bandwidth. Despite its obsolete status, the STG719CTR remains a reliable choice for applications requiring efficient signal switching and low power consumption. Its compact SOT23-6 package and compliance with environmental standards make it an attractive option for modern electronic designs.