ADP7118AUJZ-5.0-R7: High Performance, Low Noise, CMOS Linear Regulator

The ADP7118AUJZ-5.0-R7 is a state-of-the-art linear regulator from Analog Devices Inc., designed to provide a high-performance solution for applications requiring low noise, high PSRR (Power Supply Rejection Ratio), and low dropout. This regulator is capable of delivering up to 200 mA of output current while maintaining a low 180 µV RMS of output noise, making it an ideal choice for sensitive RF or audio circuitry that demands clean and stable power supplies.

With a fixed output voltage of 5.0V, the ADP7118 is optimized for powering precision analog and mixed-signal circuits in a variety of systems. This includes portable and battery-powered devices where extended battery life is crucial. The low dropout voltage of only 135 mV at 200 mA load enhances efficiency and allows operation over a wider range of input voltages.

The device features excellent line and load transient response, ensuring stable operation even during rapid changes in load, which is critical for high-performance digital processors and applications with dynamic power demands. Additionally, the ADP7118AUJZ-5.0-R7 boasts a high PSRR (>70 dB at 10 kHz), which is essential for applications operating in noisy environments or those that are sensitive to power supply variations.

For added versatility, this regulator incorporates several protective features, including over-current protection, thermal overload protection, and reverse battery protection. This ensures long-term reliability and protection for both the regulator and the system it powers. Moreover, the ADP7118AUJZ-5.0-R7 comes in a compact TSOT-5 package, making it suitable for space-constrained applications.

Key specifications include:

• Output Voltage: 5.0V
• Maximum Output Current: 200 mA
• Low Dropout Voltage: 135 mV at 200 mA
• Low Output Noise: 180 µV RMS
• High PSRR: >70 dB at 10 kHz
• Operating Temperature Range: -40°C to +125°C
• Package: TSOT-5

Overall, the ADP7118AUJZ-5.0-R7 from Analog Devices Inc. is a robust and reliable choice for designers looking to enhance the performance of their power-sensitive applications with a minimal footprint.