TPS74501PDRVR

TPS74501PDRVR specifications:

• Input Voltage Range: 1.5 V to 6.0 V
• Adjustable Output Voltage: 0.55 V to 5.5 V
• Maximum Dropout Voltage: 130 mV at 500 mA (3.3 V output)
• Output Current: Up to 500 mA
• Quiescent Current (IQ): 25 µA (typical)
• Output Voltage Accuracy: 0.7% (typical); 1% (maximum over temperature)
• Power Supply Rejection Ratio (PSRR): 50 dB to 30 dB (1 kHz to 1 MHz)
• Control Features: Enable pin, Power-Good output
• Protection Features: Overcurrent protection, overtemperature protection, undervoltage lockout (UVLO)
• Operating Temperature Range: -40°C to 125°C (junction temperature)
• Package: 6-pin WSON (2 mm x 2 mm)

The TPS74501PDRVR from Texas Instruments is a high-performance 500-mA adjustable low-dropout (LDO) voltage regulator, designed to deliver precise voltage regulation across a broad range of applications. Not only does it offer an input voltage range of 1.5 V to 6.0 V, but it also provides an adjustable output voltage from 0.55 V to 5.5 V, making it highly versatile for different circuit requirements. Furthermore, with a maximum dropout voltage of just 130 mV at 500 mA, this LDO ensures minimal power loss, which is particularly beneficial for battery-powered systems. Additionally, its low quiescent current of just 25 µA helps conserve energy, further enhancing efficiency. Besides these features, the TPS74501PDRVR boasts an exceptional output voltage accuracy of 0.7% (typical) and 1% (maximum over temperature), ensuring stable performance even under fluctuating conditions.

Moreover, this regulator includes several built-in safety mechanisms, which further increase its reliability. For instance, it comes equipped with overcurrent and overtemperature protection, preventing potential damage due to excessive loads or thermal stress. In addition to these safeguards, the device also features an undervoltage lockout (UVLO) function, which ensures that the regulator operates only when the input voltage is sufficiently high, thus preventing erratic behavior. Equally important, the TPS74501PDRVR incorporates an enable pin and a power-good output, allowing for precise power sequencing and system monitoring. Meanwhile, its compact 6-pin WSON package (2 mm × 2 mm) makes it ideal for space-constrained designs. Taken together, all of these attributes make the TPS74501PDRVR an excellent choice for applications requiring efficient and reliable low-dropout voltage regulation.

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