LMC7101AIM5 Equivalent & Substitute Parts

Part Overview

The LMC7101AIM5 is a general-purpose operational amplifier manufactured by Texas Instruments, featuring rail-to-rail output capability in a compact SOT-23-5 surface mount package. This device is classified as Last Time Buy, indicating discontinued production with limited inventory availability. The LMC7101AIM5 serves applications requiring low-power, single-channel amplification with rail-to-rail output characteristics across a 2.7 V to 15.5 V supply range.

Identification of equivalent and substitute parts is necessary due to the Last Time Buy status of the LMC7101AIM5. Alternative components with compatible electrical and mechanical specifications ensure design continuity and long-term supply chain reliability for applications currently utilizing this device.

Key Parameters

Parameter	Value	Unit
Amplifier Type	General Purpose	—
Number of Circuits	1	—
Output Type	Rail-to-Rail	—
Slew Rate	1.1	V/µs
Gain Bandwidth Product	1.1	MHz
Current - Input Bias	1	pA
Voltage - Input Offset	110	µV
Current - Supply	800	µA
Current - Output / Channel	50	mA
Voltage - Supply Span (Min)	2.7	V
Voltage - Supply Span (Max)	15.5	V
Operating Temperature	-40 to 85	°C
Mounting Type	Surface Mount	—
Package / Case	SC-74A, SOT-753	—
Supplier Device Package	SOT-23-5	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution eligibility for the LMC7101AIM5 is determined by the following critical parameters:

Primary Substitution Criteria:

Amplifier Type: General Purpose
Number of Circuits: 1
Output Type: Rail-to-Rail
Package / Case: SC-74A, SOT-753 or equivalent SOT-23-5 footprint
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

Secondary Compatibility Parameters:

Slew Rate: 1.1 V/µs (baseline reference)
Gain Bandwidth Product: 1.1 MHz (baseline reference)
Current - Input Bias: 1 pA (baseline reference)
Voltage - Input Offset: 110 µV (baseline reference)
Current - Supply: 800 µA (baseline reference)
Current - Output / Channel: 50 mA (baseline reference)
Voltage - Supply Span: 2.7 V to 15.5 V (baseline reference)
Operating Temperature: -40°C to 85°C (baseline reference)

Substitute parts are grouped into two categories:

Category 1: Direct Equivalents (Identical Electrical Specifications) Parts matching all primary and secondary parameters with identical or superior performance characteristics within the same supply voltage and temperature operating ranges.

Category 2: Functional Alternatives (Compatible Electrical Specifications) Parts meeting primary substitution criteria with variations in secondary parameters that remain compatible with typical application requirements, subject to circuit-level verification.

Parameter Comparison

Parameter	LMC7101AIM5	LMC7101AIM5/NOPB	LMC7101AIM5X/NOPB	LMC7101AYM5-TR	LMC7101BYM5-TR	NCS7101SN1T1G	TS951ILT
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Microchip Technology	Microchip Technology	onsemi	STMicroelectronics
Amplifier Type	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose	General Purpose
Number of Circuits	1	1	1	1	1	1	1
Output Type	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail	Rail-to-Rail
Slew Rate (V/µs)	1.1	1.1	1.1	0.3	0.3	1.2	1.0
Gain Bandwidth Product (MHz)	1.1	1.1	1.1	0.5	0.5	1.0	3.0
Current - Input Bias (pA)	1	1	1	1	1	1	35
Voltage - Input Offset (µV)	110	110	110	110	110	600	6000
Current - Supply (µA)	800	800	800	800	800	1130	950
Current - Output / Channel (mA)	50	50	50	300	300	72	10
Voltage - Supply Span Min (V)	2.7	2.7	2.7	2.7	2.7	1.8	2.7
Voltage - Supply Span Max (V)	15.5	15.5	15.5	12.0	12.0	10.0	12.0
Operating Temperature (°C)	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 125
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SC-74A, SOT-753	SOT-23-5 Thin, TSOT-23-5	SC-74A, SOT-753
Supplier Device Package	SOT-23-5	SOT-23-5	SOT-23-5	SOT-23-5	SOT-23-5	5-TSOP	SOT-23-5
Product Status	Last Time Buy	Last Time Buy	Active	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Inventory Status	4300 Pcs	26200 Pcs	35300 Pcs	3977 Pcs	15400 Pcs	35100 Pcs	137400 Pcs

Engineering Selection Recommendations

Tier 1: Direct Equivalents (Recommended Primary Substitutes)

LMC7101AIM5X/NOPB (Texas Instruments)

Identical electrical specifications to LMC7101AIM5
Active product status ensures long-term availability
Tape & Reel packaging format
Highest inventory availability (35,300 units)
Recommended for new designs and long-term production requirements

LMC7101AIM5/NOPB (Texas Instruments)

Identical electrical specifications to LMC7101AIM5
Last Time Buy status; use for near-term requirements only
Cut Tape & Digi-Reel packaging options
Substantial inventory (26,200 units)
Suitable for transitional applications before migration to LMC7101AIM5X/NOPB

Tier 2: Functional Alternatives (Conditional Substitutes)

LMC7101AYM5-TR (Microchip Technology, IttyBitty® Series)

Reduced slew rate (0.3 V/µs vs. 1.1 V/µs) and gain bandwidth product (500 kHz vs. 1.1 MHz)
Increased output current capability (300 mA vs. 50 mA)
Reduced maximum supply voltage (12 V vs. 15.5 V)
Active product status
Suitable for applications not requiring high-speed performance but benefiting from higher output drive capability

LMC7101BYM5-TR (Microchip Technology, IttyBitty® Series)

Identical electrical specifications to LMC7101AYM5-TR
Active product status
Cut Tape & Digi-Reel packaging
Inventory availability (15,400 units)
Alternative sourcing option within Microchip IttyBitty® family

NCS7101SN1T1G (onsemi)

Slew rate (1.2 V/µs) and gain bandwidth product (1.0 MHz) comparable to LMC7101AIM5
Extended lower supply voltage limit (1.8 V vs. 2.7 V)
Reduced maximum supply voltage (10 V vs. 15.5 V)
Higher input offset voltage (600 µV vs. 110 µV)
Active product status
Suitable for low-voltage applications with relaxed offset voltage requirements

TS951ILT (STMicroelectronics)

Superior gain bandwidth product (3.0 MHz vs. 1.1 MHz)
Higher input bias current (35 nA vs. 1 pA)
Significantly higher input offset voltage (6 mV vs. 110 µV)
Reduced output current capability (10 mA vs. 50 mA)
Extended operating temperature range (-40°C to 125°C vs. -40°C to 85°C)
Active product status with highest inventory (137,400 units)
Suitable for high-frequency applications with relaxed precision requirements

Compliance and Certification Status

All substitute parts maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity rating, ensuring compatibility with standard manufacturing and storage protocols. All parts carry EAR99 export classification and REACH Unaffected status, maintaining regulatory consistency with the original LMC7101AIM5 specification.

Frequently Asked Questions (FAQ)

Q1: Can LMC7101AIM5X/NOPB be used as a direct replacement for LMC7101AIM5?

A: Yes. LMC7101AIM5X/NOPB is electrically and mechanically identical to LMC7101AIM5, with identical slew rate (1.1 V/µs), gain bandwidth product (1.1 MHz), supply voltage range (2.7 V to 15.5 V), and operating temperature range (-40°C to 85°C). The primary difference is product status: LMC7101AIM5X/NOPB is Active, while LMC7101AIM5 is Last Time Buy. Both use SOT-23-5 packaging. LMC7101AIM5X/NOPB is recommended for new designs and long-term production.

Q2: What are the key differences between Texas Instruments and Microchip Technology LMC7101 variants?

A: Texas Instruments LMC7101AIM5 and LMC7101AIM5X/NOPB maintain the original specification with 1.1 V/µs slew rate, 1.1 MHz gain bandwidth product, and 50 mA output current. Microchip Technology LMC7101AYM5-TR and LMC7101BYM5-TR reduce slew rate to 0.3 V/µs and gain bandwidth product to 500 kHz, but increase output current to 300 mA and reduce maximum supply voltage to 12 V. Selection depends on application requirements for speed versus output drive capability.

Q3: Is TS951ILT suitable for applications currently using LMC7101AIM5?

A: TS951ILT is a functional alternative with important trade-offs. It offers superior gain bandwidth product (3.0 MHz vs. 1.1 MHz) and extended operating temperature range (-40°C to 125°C), but exhibits higher input bias current (35 nA vs. 1 pA), significantly higher input offset voltage (6 mV vs. 110 µV), and reduced output current capability (10 mA vs. 50 mA). TS951ILT is suitable for high-frequency applications with relaxed precision requirements and lower output current demands. Applications requiring precision amplification or high output current should use direct equivalents.

Q4: Can NCS7101SN1T1G replace LMC7101AIM5 in all applications?

A: NCS7101SN1T1G is a functional alternative with specific limitations. It maintains comparable slew rate (1.2 V/µs) and gain bandwidth product (1.0 MHz), but operates at reduced maximum supply voltage (10 V vs. 15.5 V) and exhibits higher input offset voltage (600 µV vs. 110 µV). NCS7101SN1T1G is suitable for applications operating within 1.8 V to 10 V supply range with relaxed offset voltage specifications. Applications requiring 15.5 V supply capability or precision offset voltage performance should use direct equivalents.

Q5: What packaging considerations apply to these substitute parts?

A: All substitute parts use SOT-23-5 surface mount packaging with identical footprint (SC-74A, SOT-753). NCS7101SN1T1G uses 5-TSOP variant (SOT-23-5 Thin, TSOT-23-5), which maintains mechanical compatibility with standard SOT-23-5 PCB layouts. Packaging format variations (Cut Tape, Digi-Reel, Tape & Reel) do not affect electrical performance or PCB assembly compatibility. Verify tape specifications with procurement for automated assembly requirements.

Q6: Which substitute part offers the best long-term supply availability?

A: TS951ILT (STMicroelectronics) offers the highest inventory availability at 137,400 units. LMC7101AIM5X/NOPB (Texas Instruments) provides 35,300 units with Active product status and identical electrical specifications. For applications requiring direct equivalents with assured long-term supply, LMC7101AIM5X/NOPB is the recommended choice. For applications tolerating performance variations, TS951ILT provides maximum inventory buffer.

Q7: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed—LMC7101AIM5/NOPB, LMC7101AIM5X/NOPB, LMC7101AYM5-TR, LMC7101BYM5-TR, NCS7101SN1T1G, and TS951ILT—are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating. All parts maintain EAR99 export classification and REACH Unaffected status, ensuring regulatory consistency with original LMC7101AIM5 specifications.

Q8: What is the significance of Last Time Buy status for LMC7101AIM5?

A: Last Time Buy status indicates that Texas Instruments has discontinued production of LMC7101AIM5 and will not accept new orders after inventory depletion. Current inventory (4,300 units) represents the final available stock. Applications currently using LMC7101AIM5 must transition to alternative parts. LMC7101AIM5X/NOPB (Active status, identical specifications) is the recommended migration path for design continuity.

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