LMV715IDBVRE4 Equivalent & Substitute Parts

Part Overview

The LMV715IDBVRE4 is a general purpose operational amplifier manufactured by Texas Instruments, featuring a single circuit configuration with rail-to-rail output capability in a SOT-23-6 surface mount package. This device is classified as obsolete, necessitating the identification of equivalent substitute components for ongoing design requirements and production continuity. The LMV715IDBVRE4 operates across a supply voltage range of 2.7V to 5.5V with a slew rate of 5V/µs and gain bandwidth product of 5 MHz, making it suitable for low-power analog signal processing applications.

Substiute Parts

LMV715IDBVRE4

Texas InstrumentsIn Stock: 972LMV715IDBVRE4 Datasheet

Current PartRFQ

ISL28148FHZ-T7A

Renesas Electronics CorporationIn Stock: 1144ISL28148FHZ-T7A Datasheet

MFR RecommendedRFQ

MAX4238AUT+

Analog Devices Inc./Maxim IntegratedIn Stock: 29435MAX4238AUT+ Datasheet

MFR RecommendedRFQ

MAX4239AUT+T

Analog Devices Inc./Maxim IntegratedIn Stock: 7758MAX4239AUT+T Datasheet

MFR RecommendedRFQ

MAX4335EXT+T

Analog Devices Inc./Maxim IntegratedIn Stock: 15279MAX4335EXT+T Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LMV715IDBVRE4 is determined by the following critical parameters: single circuit configuration, rail-to-rail output capability, surface mount packaging in SOT-23-6 or equivalent form factor, supply voltage range compatibility (minimum 2.7V, maximum 5.5V), and operating temperature range. The substitute parts identified maintain these core functional and mechanical characteristics while offering either active product status or enhanced electrical performance specifications.

The substitution logic is based on:

• Functional Equivalence: Single-channel general purpose operational amplifier with rail-to-rail output
• Package Compatibility: SOT-23-6 or equivalent 6-pin surface mount packages (SOT-6, SC-70-6)
• Supply Voltage Compatibility: All substitutes operate within or exceed the 2.7V to 5.5V range
• Electrical Performance: Slew rate, gain bandwidth product, and input offset voltage within acceptable ranges for general purpose applications
• Compliance: ROHS3 compliance and EAR99 classification maintained across all substitutes

Parameter Comparison

Engineering Selection Recommendations

MAX4239AUT+T is the primary recommended substitute for the LMV715IDBVRE4. This part maintains active product status with Analog Devices/Maxim Integrated, ensuring long-term availability and supply chain stability. The MAX4239AUT+T offers a gain bandwidth product of 6.5 MHz, which exceeds the original specification of 5 MHz, while maintaining identical supply voltage range (2.7V to 5.5V) and package compatibility (SOT-23-6). The device features ultra-low input offset voltage of 0.1 µV and input bias current of 1 pA, providing superior precision characteristics. Operating temperature range extends to 125°C, exceeding the original -40°C to 85°C specification. ROHS3 compliance and unlimited moisture sensitivity level (MSL 1) are maintained.

MAX4238AUT+ serves as an alternative substitute with active product status. This device provides the lowest supply current at 0.6 mA and features exceptional input offset voltage of 0.1 µV. However, the gain bandwidth product is reduced to 1 MHz, which may limit applicability in higher-frequency signal processing circuits. This substitute is suitable for ultra-low-power applications where bandwidth requirements are modest.

MAX4335EXT+T is applicable for designs where package form factor flexibility is acceptable. This part uses SC-70-6 packaging instead of SOT-23-6, requiring PCB layout modifications. The device maintains active product status and offers a gain bandwidth product of 5 MHz matching the original specification. Operating temperature range extends to 125°C. The higher input bias current of 100 nA should be evaluated for precision analog applications.

ISL28148FHZ-T7A (Renesas Electronics) is classified as obsolete, similar to the original part. While this device maintains rail-to-rail output and SOT-6 package compatibility, its obsolete status does not resolve supply chain concerns. The gain bandwidth product of 4.5 MHz is slightly reduced, and input offset voltage of 2.3 mV is significantly higher than active alternatives.

For new designs and production continuity, selection should prioritize active product status devices (MAX4239AUT+T, MAX4238AUT+, or MAX4335EXT+T) to ensure long-term component availability and manufacturing support.

Frequently Asked Questions (FAQ)

Q: Can the MAX4239AUT+T directly replace the LMV715IDBVRE4 without PCB modifications?

A: Yes. The MAX4239AUT+T uses the same SOT-23-6 package as the LMV715IDBVRE4, enabling direct pin-compatible substitution without PCB layout changes. Both devices feature identical pinout configurations for single-channel operational amplifier applications.

Q: What is the primary advantage of selecting MAX4239AUT+T over MAX4238AUT+?

A: The MAX4239AUT+T provides a gain bandwidth product of 6.5 MHz compared to 1 MHz for the MAX4238AUT+. For applications requiring higher frequency response or faster signal processing, the MAX4239AUT+T is the appropriate choice. The MAX4238AUT+ is optimized for ultra-low-power, low-bandwidth applications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All identified substitute parts (MAX4239AUT+T, MAX4238AUT+, MAX4335EXT+T, and ISL28148FHZ-T7A) maintain ROHS3 compliance, ensuring compatibility with environmental and regulatory requirements.

Q: Does the MAX4335EXT+T require different PCB layout considerations?

A: Yes. The MAX4335EXT+T uses SC-70-6 packaging, which differs from the SOT-23-6 package of the LMV715IDBVRE4. While both are 6-pin surface mount packages, the physical dimensions and pin spacing differ, requiring PCB layout modifications and potential footprint redesign.

Q: What is the significance of the operating temperature range difference?

A: The LMV715IDBVRE4 operates from -40°C to 85°C. Three substitute parts (MAX4239AUT+T, MAX4238AUT+, and ISL28148FHZ-T7A) extend the upper operating temperature to 125°C. This extended range provides additional design margin for applications in elevated temperature environments. The MAX4335EXT+T maintains the original -40°C to 85°C range.

Q: Why is ISL28148FHZ-T7A not recommended despite being a functional equivalent?

A: The ISL28148FHZ-T7A is classified as obsolete, which does not resolve the supply chain discontinuation issue affecting the original LMV715IDBVRE4. Active product status devices (MAX4239AUT+T, MAX4238AUT+, MAX4335EXT+T) ensure long-term availability and manufacturing support.

Q: How do input offset voltage specifications affect circuit performance?

A: Input offset voltage determines the DC error at the amplifier output when inputs are at the same potential. The LMV715IDBVRE4 specifies 400 µV offset. Substitutes range from 0.1 µV (MAX4239AUT+T, MAX4238AUT+) to 2.3 mV (ISL28148FHZ-T7A). Lower offset voltage values reduce DC error in precision analog circuits. For general purpose applications, the differences are typically negligible.

Q: What does Moisture Sensitivity Level (MSL) indicate?

A: MSL rating indicates the maximum time a component can be stored in ambient conditions before soldering. MSL 1 (unlimited) allows indefinite storage without special handling. MSL 2 (1 Year) requires controlled storage conditions. The LMV715IDBVRE4 and most substitutes feature MSL 1, except ISL28148FHZ-T7A (MSL 2), which requires more stringent inventory management.

Q: Are all substitute parts available in the same packaging options?

A: No. MAX4239AUT+T and MAX4238AUT+ are available in Cut Tape and Digi-Reel packaging. MAX4335EXT+T is supplied in Tape & Reel format. ISL28148FHZ-T7A is supplied in Tape & Reel. Packaging format selection depends on production volume and assembly requirements.