Texas Instruments

LT1004CPWG4-2-5

LT1004CPWG4-2-5 Description

The LT1004CPWG4-2-5 is a fixed output shunt voltage reference IC manufactured by Texas Instruments, designed to provide a stable and precise reference voltage in a wide range of power management applications. This device features a fixed output voltage of 2.5V with a tolerance of ±0.8%, ensuring high accuracy and reliability. The LT1004CPWG4-2-5 operates within a temperature range of 0°C to 70°C, making it suitable for various industrial and consumer electronics environments. It is packaged in an 8-lead TSSOP surface-mount package, which is both compact and easy to integrate into modern circuit designs.

LT1004CPWG4-2-5 Features

• Fixed Output Voltage: The LT1004CPWG4-2-5 provides a stable 2.5V output voltage, ideal for applications requiring a precise reference voltage.
• Low Temperature Coefficient: With a typical temperature coefficient of 20ppm/°C, this IC ensures minimal drift in output voltage over a wide temperature range, enhancing the accuracy and stability of the reference voltage.
• Low Noise Performance: The noise level of the LT1004CPWG4-2-5 is exceptionally low, at 120µVrms over the 10Hz to 10kHz frequency range. This low noise characteristic is crucial for applications where signal integrity and precision are paramount.
• High Output Current Capability: The device can deliver up to 20 mA of output current, making it suitable for driving various loads while maintaining high performance.
• Low Cathode Current: The LT1004CPWG4-2-5 requires only 20 µA of cathode current, which minimizes power consumption and enhances overall system efficiency.
• Compliance and Reliability: The LT1004CPWG4-2-5 is REACH unaffected and RoHS3 compliant, ensuring it meets the latest environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, making it suitable for unlimited storage and handling conditions.
• Mounting Type: The surface-mount package allows for easy integration into compact and high-density PCB designs, facilitating modern electronics manufacturing processes.

LT1004CPWG4-2-5 Applications

The LT1004CPWG4-2-5 is ideal for a variety of applications where a precise and stable voltage reference is required. Some specific use cases include:

• Analog-to-Digital Converters (ADCs): The low noise and high accuracy of the LT1004CPWG4-2-5 make it an excellent reference voltage source for ADCs, ensuring high-resolution and reliable conversions.
• Digital-to-Analog Converters (DACs): The stable output voltage helps maintain the precision of DACs, which is critical for applications such as audio processing and signal generation.
• Power Management Circuits: The LT1004CPWG4-2-5 can be used in power management ICs (PMICs) to provide a stable reference voltage for voltage regulators and other power control components.
• Precision Measurement Equipment: In devices requiring high accuracy and reliability, such as laboratory instruments and industrial sensors, the LT1004CPWG4-2-5 offers a dependable reference voltage.
• Consumer Electronics: The compact size and surface-mount package make it suitable for consumer electronics where space is limited, such as smartphones, tablets, and portable devices.

Conclusion of LT1004CPWG4-2-5

The LT1004CPWG4-2-5 from Texas Instruments is a robust and precise shunt voltage reference IC, offering a fixed output voltage of 2.5V with a tolerance of ±0.8%. Its low temperature coefficient, low noise performance, and high output current capability make it a reliable choice for applications requiring a stable reference voltage. Despite being marked as obsolete, the LT1004CPWG4-2-5 remains a valuable component for designers seeking a compact, efficient, and high-performance voltage reference solution. Its compliance with environmental standards and suitability for surface-mount assembly further enhance its appeal for modern electronics applications.