TLE2022MDRG4 Equivalent & Substitute Parts

Part Overview

The TLE2022MDRG4 is a general purpose operational amplifier manufactured by Texas Instruments, featuring dual circuits in an 8-SOIC surface mount package. This device is classified as discontinued at DiGi Electronics, necessitating identification of functionally compatible alternatives for ongoing design requirements and production needs. The part operates across a wide supply voltage range of 4V to 40V and is suitable for general purpose amplification applications requiring moderate bandwidth and low input offset characteristics.

Substiute Parts

TLE2022MDRG4

Texas InstrumentsIn Stock: 3901TLE2022MDRG4 Datasheet

Current PartRFQ

ISL28227FBZ

Renesas Electronics CorporationIn Stock: 9989ISL28227FBZ Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TLE2022MDRG4 is determined by strict adherence to the following electrical and mechanical parameters:

Package Compatibility: The substitute part must use the 8-SOIC surface mount package with identical 0.154" (3.90mm) width to ensure PCB layout compatibility without redesign.

Circuit Configuration: The substitute must provide dual operational amplifier circuits to match the two-channel architecture of the original part.

Supply Voltage Range: The substitute must operate within the 4V to 40V supply span to maintain compatibility with existing power distribution designs.

Functional Parameters: The substitute must support general purpose amplification with output capability of at least 30mA per channel and input bias current specifications suitable for the application.

Compliance Requirements: The substitute must maintain ROHS3 compliance and REACH unaffected status to satisfy regulatory and procurement requirements.

The ISL28227FBZ from Renesas Electronics Corporation meets all substitution criteria through identical package geometry, dual-circuit configuration, compatible supply voltage range, and equivalent regulatory compliance status.

Parameter Comparison

Engineering Selection Recommendations

The ISL28227FBZ serves as a direct substitute for the discontinued TLE2022MDRG4 based on package compatibility, circuit configuration, and regulatory compliance alignment. Both devices maintain ROHS3 compliance and REACH unaffected status, satisfying procurement and environmental requirements.

The ISL28227FBZ is currently in active product status with 9880 units available in inventory, providing supply continuity for production requirements. The substitute part demonstrates enhanced electrical performance characteristics including higher slew rate, increased gain bandwidth product, lower input bias current, and reduced input offset voltage. These improvements represent performance enhancements rather than functional deviations.

The minimum supply voltage specification of the ISL28227FBZ is 4.5V compared to 4V for the TLE2022MDRG4. Applications operating at supply voltages below 4.5V require design verification. The operating temperature range of the ISL28227FBZ extends to -40°C minimum, compared to -55°C for the original part; applications requiring operation below -40°C require alternative solutions.

Supply current consumption increases from 550µA to 2200µA per dual-channel configuration in the substitute part. Power budget analysis is required for battery-powered or low-power applications.

Frequently Asked Questions (FAQ)

Q: Can the ISL28227FBZ be used as a direct replacement for the TLE2022MDRG4 without PCB modifications?

A: Yes. Both devices use identical 8-SOIC surface mount packages with 0.154" (3.90mm) width, enabling direct pin-compatible substitution without PCB layout changes.

Q: What are the key electrical differences between these parts?

A: The ISL28227FBZ provides superior performance specifications: slew rate of 3.6V/µs versus 0.65V/µs, gain bandwidth product of 10MHz versus 2.8MHz, input bias current of 1nA versus 35nA, and input offset voltage of 10µV versus 150µV. Supply current consumption increases from 550µA to 2200µA. Output current capability increases from 30mA to 45mA per channel.

Q: Are there supply voltage compatibility concerns?

A: The ISL28227FBZ requires minimum supply voltage of 4.5V, while the TLE2022MDRG4 operates at 4V minimum. Designs operating at 4V to 4.5V require verification that the substitute part meets performance requirements at the lower supply voltage boundary.

Q: What is the temperature range difference?

A: The TLE2022MDRG4 operates from -55°C to 125°C, while the ISL28227FBZ operates from -40°C to 125°C. Applications requiring operation below -40°C must use alternative components.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both the TLE2022MDRG4 and ISL28227FBZ are ROHS3 compliant and REACH unaffected, satisfying equivalent regulatory and environmental standards.

Q: What packaging format is the ISL28227FBZ supplied in?

A: The ISL28227FBZ is supplied in tube packaging, compared to the standard packaging of the TLE2022MDRG4. Verify tube quantity requirements align with production handling procedures.

Q: How does increased supply current affect circuit design?

A: The ISL28227FBZ draws 2200µA total supply current versus 550µA for the TLE2022MDRG4. Power supply design and decoupling capacitor specifications require review to ensure adequate current delivery and noise filtering at the higher consumption level.