ALD2724EPBL

Overview

The ALD2724EPBL is a dual precision CMOS operational amplifier featuring rail-to-rail input and output voltage ranges. It offers a gain-bandwidth product of 2.1 MHz, a slew rate of 5 V/µs, and an input bias current of 10 pA. The device operates on supply voltages ranging from ±3.25 V to ±5 V (6.5 V to 10 V single supply). Key electrical specifications include an initial input offset voltage of 100 µV, an input voltage noise density of 26 nV/√Hz, and a common mode rejection ratio of 90 dB. It provides short circuit protection with a clamp current of approximately 15 mA.

Feature Summary

• Features EPAD technology enabling user-programmable offset voltage trimming for system-level calibration.
• Provides rail-to-rail input and output voltage ranges suitable for low-voltage applications.
• Includes complementary output stage design capable of sourcing and sinking symmetrical drive currents.

Applications

• Sensor interface circuits
• Transducer biasing circuits
• Capacitive and charge integration circuits
• Biochemical probe interface
• Precision Sample and Hold amplifiers

Procurement Notes

Verify the specific suffix 'EPBL' against manufacturer documentation to confirm package type and temperature range. Ensure compatibility with standard EPAD programmers if in-system programming is required. Confirm RoHS compliance status through official datasheets or component markings before procurement.

Selection Notes

Select this component for applications requiring high precision offset adjustment without external trimmer potentiometers. Consider the rail-to-rail capability for maximizing signal dynamic range in low-voltage systems. Evaluate the 10 pA input bias current suitability for high-impedance source interfaces.

Part Context

This part belongs to the ALD2724E series of dual precision operational amplifiers manufactured by Advanced Linear Devices. The series utilizes CMOS technology to provide JFET-like performance with lower power consumption and higher integration capabilities.

Replacement Considerations

ALD2724ESB

FAQ

How does the EPAD feature benefit system accuracy?

The EPAD feature allows users to program the offset voltage to compensate for system errors such as PSRR, CMRR, and TCVOS variations under specific operating conditions.

What is the maximum load capacitance supported?

The device can drive up to 400 pF at unity gain and up to 4000 pF at a gain of 5.