LT1963AES8-3.3#PBF

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LT1963AES8-3.3#PBF

IC REG LINEAR 3.3V 1.5A 8-SO

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사양

Part Status Active
Output Configuration Positive
Output Type Fixed
Number of Regulators 1
Voltage - Input (Max) 20V
Voltage - Output (Min/Fixed) 3.3V
Voltage Dropout (Max) 0.55V @ 1.5A
Current - Output 1.5A
Current - Quiescent (Iq) 1.5 mA
Current - Supply (Max) 120 mA
PSRR 63dB (120Hz)
Control Features Enable
Protection Features Over Current, Over Temperature, Reverse Polarity
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SO
Base Product Number LT1963

개요

Description

The LT1963AES8-3.3#PBF is a low dropout (LDO) voltage regulator manufactured by Analog Devices. It provides a stable output voltage of 3.3V with a maximum output current of 1.5A. This device is designed for applications requiring high performance in a compact package, making it suitable for powering sensitive analog circuits, RF applications, and portable devices.
Key features include a low dropout voltage of around 300mV at full load, which helps maintain efficiency, especially in battery-powered applications. It also boasts excellent load and line regulation, low noise, and a wide operating temperature range, making it versatile for various environments.
The LT1963AES8-3.3#PBF package is an 8-lead SOT-23, allowing for easy implementation in space-constrained designs. Additionally, it includes built-in protection features such as thermal shutdown and current limiting, ensuring reliable operation. Overall, the LT1963AES8-3.3#PBF is an ideal choice for developers needing a reliable, efficient LDO for their electronic projects.

Features

The LT1963AES8-3.3#PBF is a low-dropout (LDO) linear voltage regulator designed for precision applications. Key features include:
1. Output Voltage: Fixed output of 3.3V.
2. Low Dropout Voltage: Typically 300mV at 1A load, enabling efficient operation with minimal input-output voltage difference.
3. High Output Current: Capable of delivering up to 1.5A of output current.
4. Low Noise: Designed for low output noise, making it suitable for sensitive analog applications.
5. PSRR: High power supply rejection ratio (PSRR) ensures stable output with varying input voltages.
6. Thermal Protection: Built-in thermal shutdown and current limiting protect against overheating and overload.
7. Wide Input Voltage Range: Operates from 1.8V to 20V input voltage, allowing flexibility in various applications.
8. Compact Package: Offered in an 8-lead MSOP package, saving board space.
These features make the LT1963AES8-3.3#PBF ideal for powering RF, analog, and digital circuits that require a stable and clean voltage supply.

Package

The LT1963AES8-3.3#PBF is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) format.

Pinout

The LT1963AES8-3.3#PBF is a low-dropout (LDO) linear regulator with an 8-pin MSOP package. It features a pin count of 8. The key functions of its pins are as follows:
1. Vin (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. Vout (Pin 3): Regulated output voltage (3.3V).
4. CS (Pin 4): Control pin for shutdown functionality.
5. Vref (Pin 5): Reference voltage node for internal regulation.
6. BYPASS (Pin 6): Bypass capacitor connection to improve transient response.
7. NC (Pin 7): No connection (not internally connected).
8. SW (Pin 8): Not used in this specific linear regulator configuration.
This device is designed for applications requiring a stable 3.3V output with low noise and high performance in compact designs.

Manufacturer

The manufacturer of the LT1963AES8-3.3#PBF is Analog Devices, Inc. Analog Devices is a global semiconductor company that specializes in data conversion, signal processing, and power management technologies. Founded in 1965, the company designs and manufactures a wide range of integrated circuits (ICs) and other electronic components used in various applications, including communications, automotive, consumer electronics, and industrial equipment. They are known for their high-performance analog, mixed-signal, and digital signal processing solutions, making them a key player in the electronics industry.

Application

The LT1963AES8-3.3#PBF is a low-dropout (LDO) voltage regulator primarily used in applications requiring stable and low noise power supplies. Common application areas include portable devices, RF systems, analog circuits, sensors, and precision instrumentation. Its high power supply rejection ratio (PSRR) makes it ideal for sensitive electronics, while its wide input voltage range and low quiescent current enhance efficiency in battery-operated systems.

Equivalent

Equivalent products to the LT1963AES8-3.3#PBF include the LM1117-3.3, LM317, MIC5205-3.3, and TPS78333. These are low-dropout (LDO) voltage regulators with similar output voltage and specifications. Always check the datasheets for specific electrical characteristics and package compatibility before replacement.

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