LT3092EST#TRPBF

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LT3092EST#TRPBF

IC PROG CURRENT SOURCE SOT223-3

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規格

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Current Source
Accuracy ±1%
Voltage-Input 1.2V ~ 40V
Current-Output 200mA
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case TO-261-4, TO-261AA

概述

Description

The LT3092EST#TRPBF is a precision current source IC (integrated circuit) designed by Analog Devices, formerly Linear Technology. This component provides a simple and efficient solution for generating a stable and adjustable current, suitable for various applications like sensor biasing, precision current limiting, and driving LEDs or other loads.
Key features of the LT3092EST#TRPBF include:
- Output Current Range: It can source a current from 0.5mA to 200mA.
- Wide Voltage Range: The IC operates over a wide input voltage range, making it versatile for different circuit requirements.
- High Accuracy and Stability: High precision and temperature stability are achieved through the use of a trimmed current reference and a current mirror topology.
- Low Dropout Voltage: This allows for efficient performance even at low voltage differentials between the input and output.
- Protection Features: The IC includes thermal protection and current limiting to safeguard against overload conditions.
The LT3092 is often used in applications that require a reliable and accurate current source, such as laboratory equipment, communication systems, and industrial controls. Its compact design and robust functionality make it suitable for integration into various electronic designs.

Features

The LT3092EST#TRPBF is a versatile linear current regulator designed by Analog Devices, Inc. Here are some of its key features:
1. Current Source: It delivers a programmable output current from 0.5mA to 200mA.
2. Wide Input Voltage Range: Operates with input voltages from 1.5V to 40V, making it suitable for a variety of applications.
3. Adjustable Current Setting: The current can be easily set using two external resistors, providing flexibility for different load requirements.
4. High PSRR: Offers high power supply rejection ratio, ensuring stable operation in environments with noisy power supplies.
5. Low Dropout Voltage: Features a low dropout voltage, which allows it to maintain regulation with minimal input-to-output voltage differential.
6. Temperature Stability: It is designed for stable operation across a wide temperature range.
7. Protection Features: Includes thermal protection and current limit to safeguard against device damage.
8. Compact Package: Available in a small, thermally-enhanced package, facilitating use in space-constrained applications.
These features make the LT3092 suitable for applications such as biasing, current sources, and driving LEDs in both industrial and consumer electronics.

Package

The LT3092EST#TRPBF is a linear current regulator packaged in a SOT-223 package.

Pinout

The LT3092EST#TRPBF is a 2-terminal programmable current source manufactured by Analog Devices. It typically comes in a 3-lead SOT-223 package. The primary function of the LT3092 is to provide a constant current output that can be set between 0.5mA and 200mA, depending on the external resistor configuration. This current source is designed for versatility and can be used in various applications such as current regulation, voltage-to-current conversion, and biasing in electronic circuits. Key features include low dropout, precision current regulation, and wide input voltage range.

Manufacturer

The LT3092EST#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves a wide range of industries including communications, consumer electronics, industrial automation, healthcare, and automotive, providing solutions that are integral to various electronic systems and devices.

Application

The LT3092EST#TRPBF is a versatile current source used in various applications, including precision current regulation, current biasing, sensor excitation, and current-driven LED applications. It's also suitable for analog circuits, test and measurement equipment, and industrial automation systems, where consistent and adjustable current sources are essential. Its low noise and high accuracy make it ideal for sensitive electronic applications.

Equivalent

The LT3092EST#TRPBF is a programmable current source from Analog Devices. Equivalent products include:
1. LM134/LM234/LM334 Series - Versatile 3-terminal adjustable current sources from Texas Instruments.
2. REF200 - Precision current source/difference amplifier from Texas Instruments.
3. MAX9918/MAX9919/MAX9920 - High-precision current sense amplifiers from Maxim Integrated.
When selecting an equivalent, ensure the specifications and performance meet the application's requirements, including current range, temperature stability, and voltage compliance.

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