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TPS7A8801RTJT – Dual 1A Low-Dropout Voltage Regulator – Texas Instruments

Optimize your power management with the TPS7A8801RTJT dual LDO regulator from Texas Instruments. This high-performance IC delivers ultra-stable voltage regulation with minimal dropout, ideal for space-constrained designs requiring precise power delivery. Experience enhanced system reliability and reduced thermal stress with PCX’s guaranteed authentic components and same-day shipping.

Key Features

• Dual 1A Output: Independent 1A channels for flexible power distribution
• Ultra-Low Dropout: Only 0.2V dropout at full load (1A)
• Wide Voltage Range: 0.8V to 5V adjustable output with 6.5V max input
• Advanced Control: Enable pins, power-good signals & soft-start functionality
• Robust Protection: Over-current, over-temperature, and UVLO safeguards
• High PSRR: 40dB ripple rejection at 500kHz for noise-sensitive applications

Technical Specifications

• Organization: Dual independent positive regulators
• Interface: Adjustable output via external resistors
• Quiescent Current: 3.5 mA typical (4 mA max)
• Thermal Performance: Operates at -40°C to +125°C junction temperature
• Package: 20-QFN (4x4mm) with exposed thermal pad
• Compliance: RoHS-compliant, active status

Typical Applications

• FPGA and ASIC power rails in industrial controllers
• Portable medical devices and battery-powered instrumentation
• Automotive infotainment and ADAS modules
• 5G base station power management subsystems
• IoT sensor networks requiring ultra-low noise

About Texas Instruments

Texas Instruments (TI) is a globally recognized leader in semiconductor innovation, with over 90 years of engineering excellence. Their power management ICs set industry benchmarks for efficiency and reliability, serving mission-critical applications from aerospace to medical technology.

TI’s rigorous quality control and continuous R&D investment ensure components like the TPS7A8801 series meet stringent performance requirements. Their commitment to long-term product lifecycle support makes TI solutions ideal for upgrade-proof designs.

About Low-Dropout (LDO) Regulators

LDO regulators provide critical voltage stabilization in electronic systems where input voltages closely match output requirements. Unlike switching regulators, LDOs deliver ripple-free power with minimal noise – essential for analog circuits, RF modules, and sensitive digital loads.

Modern LDOs like the TPS7A8801 integrate advanced features such as soft-start sequencing and power-good monitoring. These capabilities prevent inrush current damage and enable safe power sequencing in multi-rail systems, significantly improving overall reliability.

Packaging Options

Available in Tape & Reel (TR), Cut Tape (CT), and Digi-Reel® formats for automated assembly. Specify your preferred packaging at checkout.

FAQs

Q: What makes this LDO suitable for noise-sensitive applications?
A: The 40dB PSRR at 500kHz significantly attenuates high-frequency noise from switching power sources.

Q: Can both regulators operate simultaneously at full load?
A: Yes, each channel independently delivers 1A with proper thermal management via the exposed pad.

Q: How does soft-start functionality benefit my design?
A: It prevents inrush current surges during power-up, reducing stress on input sources and downstream components.

Q: Is this IC compatible with 3.3V logic systems?
A: Absolutely. Set output voltages between 0.8V-5V via external resistors, including standard 3.3V/1.8V rails.

Q: What distinguishes DDR3L SDRAM-compatible LDOs?
A: While this regulator isn’t memory-specific, its <1% voltage accuracy and low noise meet DDR3L power requirements.

Q: Does PCX provide design support for this component?
A: Yes! Access our engineering resources including datasheets and application notes. Contact support for schematic reviews.

Disclaimer: Product images are representational. Refer to datasheets for exact specifications.

Ready to Power Your Innovation?

Don’t compromise on power integrity – order genuine Texas Instruments TPS7A8801RTJT regulators from PCX today! Enjoy overnight shipping on in-stock items and dedicated technical support. Stock is limited – secure yours now!