TPS74501PBQWDRVRQ1: High-Performance Linear Voltage Regulator by Texas Instruments

The TPS74501PBQWDRVRQ1 is a high-performance linear voltage regulator designed and manufactured by Texas Instruments (TI), a global leader in semiconductor solutions. This low-dropout (LDO) regulator delivers exceptional efficiency, precision, and reliability, making it ideal for demanding applications in automotive, industrial, and consumer electronics. Below, we explore its features, technical specifications, applications, and advantages in detail.

Product Overview

The TPS74501PBQWDRVRQ1 is part of Texas Instruments' PMIC (Power Management Integrated Circuit) portfolio, specifically categorized under Linear Voltage Regulators. It is an active and RoHS-compliant component, ensuring compliance with modern environmental and performance standards.

Key Features and Specifications

1. Adjustable Output Voltage

• Output Configuration: Positive
• Output Type: Adjustable (0.55V to 5.5V)

The adjustable output allows designers to tailor the voltage to specific system requirements, enhancing flexibility.

2. Wide Input Voltage Range

• Input Voltage (Max): 6V
• Dropout Voltage: 0.72V @ 500mA

The low dropout voltage ensures efficient operation even with small differences between input and output voltages.

3. High Current Output

• Output Current: 500mA
• Quiescent Current (I_Q): 36 A

With 500mA output capability and ultra-low quiescent current, this LDO is perfect for battery-powered devices.

4. Excellent Noise Rejection

• PSRR: 57dB @ 1kHz, 35dB @ 1MHz

High PSRR ensures stable output by rejecting input voltage noise across a broad frequency range.

5. Robust Protection Features

• Protections: Overcurrent, Overtemperature, Short-Circuit, UVLO
• Control Features: Enable Pin, Power Good Indicator

These features safeguard the regulator and connected components under fault conditions.

6. Thermal and Environmental Resilience

• Operating Temperature: -40 C to +125 C
• Package: 6-WSON (2x2mm, Exposed Pad)

The compact, thermally enhanced package ensures reliable performance in harsh environments.

Applications

The TPS74501PBQWDRVRQ1 is widely used in:

• Automotive Systems: Infotainment, ADAS, sensors.
• Industrial Equipment: PLCs, motor controls, instrumentation.
• Portable Electronics: Smartphones, wearables, IoT devices.
• Communications: RF modules, networking hardware.

Why Choose the TPS74501PBQWDRVRQ1?

1. High Efficiency: Low dropout and quiescent current maximize battery life.
2. Design Flexibility: Adjustable output suits diverse voltage requirements.
3. Reliability: TI's quality standards and built-in protections ensure long-term operation.
4. Space-Saving: 6-WSON package is ideal for compact PCB designs.

Conclusion

The TPS74501PBQWDRVRQ1 from Texas Instruments is a premium LDO regulator combining performance, efficiency, and robustness. Whether for automotive, industrial, or consumer applications, it delivers precise voltage regulation with minimal power loss. For engineers seeking a reliable power management solution, this IC is a top-tier choice.

Explore datasheets, design tools, and purchasing options for the TPS74501PBQWDRVRQ1 on the official Texas Instruments website or authorized distributors.