Linear Technology LT3045

Product Description

Linear Technology (Analog Devices) LT3045 Ultra-Low Noise Linear Voltage Regulator

The LT3045 is a high-performance, low-dropout (LDO) linear voltage regulator renowned for its exceptionally low output noise (0.8µV RMS) and high power supply rejection ratio (PSRR). It is the industry-standard choice for powering noise-sensitive components in precision instrumentation, RF/analog circuits, medical devices, and high-end audio equipment.

Key Features & Specifications:

• Function: Positive Linear Voltage Regulator (LDO)

• Output Current: 500mA

• Output Voltage Range: 0V to 15V (programmable via single resistor)

• Key Performance Metrics:

  • Output Noise: 0.8µV RMS (10Hz to 100kHz)

  • PSRR: 76dB at 1MHz

• Ideal For: Providing clean, stable voltage to:

  • VCOs, PLLs, ADCs, DACs, and LNAs

  • FPGA and microprocessor core voltages

  • Precision sensor and reference circuits