LMC7101BIM5X Equivalent & Substitute Parts

Part Overview

The LMC7101BIM5X is a general-purpose operational amplifier manufactured by Texas Instruments, housed in a SOT-23-5 surface mount package. This device features rail-to-rail output capability and is designed for low-power analog signal processing applications. The LMC7101BIM5X currently holds Last Time Buy status, indicating that Texas Instruments has discontinued this part number. Identifying equivalent and substitute parts is necessary to ensure design continuity and maintain supply chain reliability for applications currently utilizing this component.

Substiute Parts

LMC7101BIM5X

Texas InstrumentsIn Stock: 5229LMC7101BIM5X Datasheet

Current PartRFQ

LMC7101BIM5X/NOPB

Texas InstrumentsIn Stock: 71224LMC7101BIM5X/NOPB Datasheet

DirectRFQ

LMC7101AYM5-TR

Microchip TechnologyIn Stock: 4071LMC7101AYM5-TR Datasheet

MFR RecommendedRFQ

LMC7101BYM5-TR

Microchip TechnologyIn Stock: 15485LMC7101BYM5-TR Datasheet

MFR RecommendedRFQ

NCS2001SN1T1G

onsemiIn Stock: 41280NCS2001SN1T1G Datasheet

MFR RecommendedRFQ

TS951ILT

STMicroelectronicsIn Stock: 137503TS951ILT Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LMC7101BIM5X is determined by strict alignment of the following critical parameters:

Mandatory Matching Parameters:

• Amplifier Type: General Purpose
• Number of Circuits: 1
• Output Type: Rail-to-Rail
• Mounting Type: Surface Mount
• Package / Case: SOT-23-5 compatible
• Operating Temperature Range: Minimum -40°C, Maximum ≥85°C
• Voltage Supply Span: Minimum ≤2.7V, Maximum ≥15.5V
• RoHS Compliance: ROHS3 Compliant

Performance Parameters (Allowable Variation): Substitute parts may exhibit different values for Slew Rate, Gain Bandwidth Product, Input Bias Current, Input Offset Voltage, Supply Current, and Output Current, provided the substitute part meets or exceeds the functional requirements of the application circuit.

The substitute parts identified below satisfy the mandatory matching parameters. Variations in performance parameters must be evaluated against specific application requirements.

Parameter Comparison

Engineering Selection Recommendations

LMC7101BIM5X/NOPB (Texas Instruments)

This part is the direct equivalent of the LMC7101BIM5X with identical electrical specifications and packaging. The primary distinction is the addition of the "/NOPB" suffix, indicating lead-free plating. This substitute maintains full compatibility with designs currently using the LMC7101BIM5X. Product status is Active, ensuring long-term availability and supply chain stability.

LMC7101AYM5-TR and LMC7101BYM5-TR (Microchip Technology)

Both Microchip parts are manufactured under the IttyBitty® series and share the same base product number (LMC7101). These substitutes are pin-compatible and functionally equivalent for general-purpose amplification. However, these parts exhibit reduced performance in Slew Rate (0.3 V/µs versus 1.1 V/µs) and Gain Bandwidth Product (500 kHz versus 1.1 MHz). Additionally, the maximum supply voltage is limited to 12 V compared to 15.5 V for the original part. These substitutes are suitable for applications where the reduced performance parameters are acceptable. Both parts maintain Active product status.

NCS2001SN1T1G (onsemi)

This onsemi part provides pin-compatible substitution with enhanced performance characteristics. The Slew Rate (1.6 V/µs) and Gain Bandwidth Product (1.4 MHz) exceed the original specification. However, the maximum supply voltage is limited to 7 V, and the Input Offset Voltage is higher at 500 µV. The operating temperature range extends to 105°C. This substitute is appropriate for applications operating within the 0.9 V to 7 V supply range. Product status is Active.

TS951ILT (STMicroelectronics)

The TS951ILT offers superior performance with a Gain Bandwidth Product of 3 MHz and extended operating temperature range to 125°C. However, this part exhibits significantly higher Input Offset Voltage (6 mV) and Input Bias Current (35 nA), and reduced Output Current capability (10 mA). The maximum supply voltage is limited to 12 V. This substitute is suitable for applications requiring higher bandwidth and extended temperature operation where offset voltage and output current limitations are acceptable. Product status is Active.

All identified substitutes maintain ROHS3 compliance and MSL Level 1 rating, ensuring compatibility with standard manufacturing and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can LMC7101BIM5X/NOPB be used as a direct replacement for LMC7101BIM5X?

A: Yes. LMC7101BIM5X/NOPB is electrically and mechanically identical to LMC7101BIM5X. The "/NOPB" designation indicates lead-free plating and does not affect functional performance. This is the recommended substitute for maintaining design continuity.

Q: What is the primary limitation when substituting with Microchip LMC7101AYM5-TR or LMC7101BYM5-TR?

A: The maximum supply voltage is reduced from 15.5 V to 12 V. Additionally, Slew Rate and Gain Bandwidth Product are reduced to 0.3 V/µs and 500 kHz respectively. These parts are suitable only for applications operating within the 2.7 V to 12 V supply range and where lower bandwidth is acceptable.

Q: Is the NCS2001SN1T1G suitable for all applications using LMC7101BIM5X?

A: No. While NCS2001SN1T1G offers improved Slew Rate and Gain Bandwidth Product, its maximum supply voltage is limited to 7 V. Applications requiring supply voltages above 7 V cannot use this substitute. Additionally, Input Offset Voltage is higher at 500 µV.

Q: What are the key differences between TS951ILT and the original LMC7101BIM5X?

A: TS951ILT provides superior Gain Bandwidth Product (3 MHz) and extended operating temperature range (-40°C to 125°C). However, it exhibits significantly higher Input Offset Voltage (6 mV versus 110 µV) and reduced Output Current capability (10 mA versus 50 mA). Maximum supply voltage is limited to 12 V.

Q: Are all substitute parts available in the same SOT-23-5 package?

A: Yes. All identified substitutes are available in SOT-23-5 or compatible surface mount packages (SC-74A, SOT-753, or TSOT-23-5). Pin configuration and footprint compatibility are maintained across all substitutes.

Q: Which substitute offers the best overall compatibility with the original LMC7101BIM5X?

A: LMC7101BIM5X/NOPB provides the highest compatibility, as it maintains identical electrical specifications, supply voltage range (2.7 V to 15.5 V), and performance parameters. This part is the recommended first choice for direct replacement.

Q: Do all substitutes maintain RoHS3 compliance?

A: Yes. All identified substitute parts are ROHS3 compliant and carry MSL Level 1 rating, ensuring compatibility with standard manufacturing processes and storage requirements.

Q: Can TS951ILT be used in applications requiring 50 mA output current?

A: No. TS951ILT is limited to 10 mA output current per channel, compared to 50 mA for the original LMC7101BIM5X. Applications requiring higher output current must use alternative substitutes or the original part.