Overview
The LT1963AES8#TRPBF is a low-dropout (LDO) linear voltage regulator manufactured by Analog Devices Inc., formerly known as Linear Technology. This component is designed to provide a stable output voltage with high precision and low noise, making it suitable for a variety of sensitive applications, including RF and precision analog circuits.
The LT1963AES8#TRPBF is part of the LT1963A series, which is optimized for fast transient response and low output noise. It is housed in an 8-lead MSOP (Mini Small Outline Package) with a thermal pad, aiding in heat dissipation and allowing for compact design in PCB layouts.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Input Voltage Range | 1.8V to 20V | V |
| Output Current | Up to 1.5A | A |
| Dropout Voltage | Approximately 300mV at 1A load | mV |
| Output Noise | 20µVRMS (10Hz to 100kHz) | µVRMS |
| Power Supply Rejection Ratio (PSRR) | Typically 80dB at 10kHz | dB |
| Operating Temperature Range | –40°C to 125°C | °C |
| Package Type | 8-lead MSOP (Mini Small Outline Package) |
Key Features
- Output Voltage: The LT1963 can provide fixed output voltages of 3.3V, 2.5V, or 1.5V, depending on the specific variant, with minimal variation.
- Low Dropout Voltage: Features a low dropout voltage of approximately 300mV at a 1A load, allowing it to maintain regulation even when the input voltage is only slightly above the output voltage.
- High Output Current: Can supply up to 1.5A of output current, making it suitable for powering a range of devices from microcontrollers to more demanding analog circuits.
- Low Noise: Designed to minimize output noise, with a typical noise level of 20µVRMS (from 10Hz to 100kHz), essential for applications requiring high precision and minimal interference.
- Thermal Protection: Includes built-in thermal shutdown protection to prevent overheating and ensure reliable operation under varying load conditions.
- Wide Input Voltage Range: Can operate with an input voltage range of 1.8V to 20V, providing flexibility for various power supply configurations.
- Power Supply Rejection Ratio (PSRR): Exhibits excellent PSRR, helping to filter out noise from the input supply and ensuring a clean output voltage.
Applications
The LT1963AES8#TRPBF is ideal for various applications, including:
- RF and analog circuits
- Precision data acquisition systems
- Battery-powered devices
- Any application requiring a low-noise, stable power supply
Q & A
- What is the maximum output current of the LT1963AES8#TRPBF?
The LT1963AES8#TRPBF can supply up to 1.5A of output current.
- What is the dropout voltage of the LT1963AES8#TRPBF at a 1A load?
The dropout voltage is approximately 300mV at a 1A load.
- What is the typical output noise of the LT1963AES8#TRPBF?
The typical output noise is 20µVRMS (from 10Hz to 100kHz).
- What is the operating temperature range of the LT1963AES8#TRPBF?
The operating temperature range is –40°C to 125°C.
- What type of package does the LT1963AES8#TRPBF come in?
The LT1963AES8#TRPBF is housed in an 8-lead MSOP (Mini Small Outline Package) with a thermal pad.
- Does the LT1963AES8#TRPBF have built-in thermal protection?
Yes, it includes built-in thermal shutdown protection.
- What is the input voltage range of the LT1963AES8#TRPBF?
The input voltage range is from 1.8V to 20V.
- What is the Power Supply Rejection Ratio (PSRR) of the LT1963AES8#TRPBF?
The PSRR is typically 80dB at 10kHz.
- Is the LT1963AES8#TRPBF suitable for RF applications?
Yes, it is ideal for RF and analog circuits due to its low noise performance.
- Is the LT1963AES8#TRPBF RoHS compliant?
Yes, the LT1963AES8#TRPBF is RoHS compliant.
