TLE2426IPG4

Overview

The TLE2426IPG4 is a precision virtual ground generator manufactured by Texas Instruments. It functions as a rail splitter, providing a stable mid-point reference voltage for single-supply systems. The device operates within an input voltage range of 4V to 40V and delivers an adjustable output voltage between 2V and 20V. Key electrical specifications include an initial accuracy of 1%, a temperature coefficient of 35 ppm/°C, and a maximum shunt current capability of 20 mA. The component supports through-hole mounting in an 8-PDIP package and is rated for operation across a temperature range of -55°C to +125°C.

Feature Summary

• Generates a precise virtual ground by splitting the supply rail into two equal halves
• Maintains low output impedance for improved load regulation compared to resistive dividers
• Provides high-precision voltage referencing with tight initial accuracy tolerances

Applications

• Single-supply operational amplifier biasing
• Audio circuit virtual ground generation
• Analog signal processing reference voltage creation
• Data acquisition system power management

Procurement Notes

Verify that the specific suffix 'G4' corresponds to the intended lead-free and RoHS-compliant variant within the TLE2426 family. Confirm the PDIP-8 through-hole package requirement matches the target PCB footprint. Ensure the selected distributor source provides official Texas Instruments documentation to validate the part number authenticity and manufacturing origin before finalizing procurement orders.

Selection Notes

Select this component when a robust, low-noise virtual ground is required for analog circuits operating on a single power supply. The through-hole PDIP-8 package is suitable for prototyping or applications requiring mechanical stability. Consider the 20mA output current limit and ensure the application load remains within safe operating boundaries to maintain voltage regulation integrity.

Part Context

This part belongs to the TLE2426 series of precision rail splitters designed by Texas Instruments. It serves as a direct replacement for traditional resistor divider networks, offering superior performance in terms of output impedance and thermal stability. The IPG4 designation indicates a specific industrial-grade variant optimized for wide temperature ranges and reliable long-term operation in demanding electronic environments.

Replacement Considerations

TLE2426IP (Standard Industrial Grade)

FAQ

What is the minimum recommended input voltage for stable operation?

The datasheet specifies a minimum operating input voltage of 4V to ensure proper internal circuit functionality and regulation.

How does the output impedance compare to a passive resistor divider?