Professional IC Distribution & Technical Solutions

The LT1965EMS8E-1.8#PBF is a low dropout (LDO) linear regulator manufactured by Analog Devices Inc. (ADI). Below are its specifications, descriptions, and features:

Specifications:

• Output Voltage: 1.8V (Fixed)
• Output Current: 1.1A
• Dropout Voltage: 340mV (Typical at Full Load)
• Input Voltage Range: 2.3V to 20V
• Quiescent Current: 1.1mA (Typical)
• Shutdown Current: <1µA
• Line Regulation: 0.02% (Typical)
• Load Regulation: 0.05% (Typical)
• Operating Temperature Range: -40°C to +125°C
• Package: MSOP-8

Descriptions:

• The LT1965EMS8E-1.8#PBF is a high-performance LDO regulator designed for applications requiring low noise, high PSRR (Power Supply Rejection Ratio), and fast transient response.
• It provides a stable 1.8V output with tight voltage regulation.
• The device includes protection features such as current limit and thermal shutdown.

Features:

• Low Dropout Voltage: 340mV at full load (1.1A).
• High PSRR: 75dB at 1kHz.
• Low Output Noise: 40µVRMS (10Hz to 100kHz).
• Fast Transient Response: Optimized for dynamic load changes.
• Adjustable Output (Other Variants Available): Fixed 1.8V version (LT1965EMS8E-1.8#PBF).
• Thermal Shutdown & Current Limit Protection: Ensures safe operation under fault conditions.
• Wide Input Voltage Range: 2.3V to 20V.
• Stable with Low-ESR Ceramic Capacitors: No need for additional compensation components.

This regulator is suitable for powering sensitive analog and digital circuits in industrial, automotive, and communications applications.