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LMC7101AIM5-TR Equivalent & Substitute Parts
Part Overview
The LMC7101AIM5-TR is a general-purpose operational amplifier manufactured by Microchip Technology, housed in a SOT-23-5 surface mount package. This device features rail-to-rail output capability and is designed for low-power applications requiring single-circuit amplification. The part is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives for ongoing design support and procurement.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Amplifier Type | General Purpose | — |
| Number of Circuits | 1 | — |
| Output Type | Rail-to-Rail | — |
| Slew Rate | 0.3 | V/µs |
| Gain Bandwidth Product | 500 | kHz |
| Current - Input Bias | 1 | pA |
| Voltage - Input Offset | 110 | µV |
| Current - Supply | 800 | µA |
| Current - Output / Channel | 300 | mA |
| Voltage - Supply Span (Min) | 2.7 | V |
| Voltage - Supply Span (Max) | 12 | V |
| Operating Temperature | -40 to 85 | °C |
| Package / Case | SC-74A, SOT-753 | — |
| Supplier Device Package | SOT-23-5 | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | RoHS non-compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the LMC7101AIM5-TR is determined by electrical and mechanical compatibility across the following critical parameters:
Electrical Compatibility Criteria:
- Amplifier Type: General Purpose
- Number of Circuits: 1
- Output Type: Rail-to-Rail
- Supply Voltage Range: Minimum 2.7 V, Maximum ≥ 12 V
- Operating Temperature Range: -40°C to 85°C minimum
- Package / Case: SC-74A, SOT-753 (SOT-23-5)
- Mounting Type: Surface Mount
Substitution Categories:
Category 1: Direct Microchip Technology Equivalents Parts manufactured by Microchip Technology with identical electrical specifications and active product status. The LMC7101AYM5-TR provides direct substitution with improved RoHS3 compliance and active availability.
Category 2: Texas Instruments LMC7101 Series Parts from the Texas Instruments LMC7101 family maintain the same base product architecture with enhanced performance characteristics (higher slew rate and gain bandwidth product). These include LMC7101AIM5/NOPB, LMC7101AIM5X/NOPB, LMC7101BIM5/NOPB, and LMC7101BIM5X/NOPB variants.
Category 3: Automotive-Grade Alternatives LMC7101QM5/NOPB and LMC7101QM5X/NOPB provide automotive-qualified equivalents with extended temperature range (-40°C to 125°C) and AEC-Q100 certification.
Category 4: Low-Power Alternative LMC7111BIM5/NOPB and LMC7111BIM5X/NOPB offer significantly reduced quiescent current (25 µA versus 800 µA) for power-constrained applications, with trade-offs in slew rate and gain bandwidth product.
Category 5: Non-Amplifier Alternative MIC5205-2.8YM5-TR is a linear voltage regulator in identical packaging. This part is not electrically equivalent and substitution is not applicable for amplifier circuit requirements.
Parameter Comparison
| Part Number | Manufacturer | Slew Rate (V/µs) | GBW (kHz) | Supply Current (µA) | Output Current (mA) | Supply Span Max (V) | Temp Range (°C) | Product Status | RoHS Status |
|---|---|---|---|---|---|---|---|---|---|
| LMC7101AIM5-TR | Microchip | 0.3 | 500 | 800 | 300 | 12 | -40 to 85 | Discontinued | Non-compliant |
| LMC7101AYM5-TR | Microchip | 0.3 | 500 | 800 | 300 | 12 | -40 to 85 | Active | ROHS3 Compliant |
| LMC7101AIM5/NOPB | Texas Instruments | 1.1 | 1100 | 800 | 50 | 15.5 | -40 to 85 | Last Time Buy | ROHS3 Compliant |
| LMC7101AIM5X/NOPB | Texas Instruments | 1.1 | 1100 | 800 | — | 15.5 | -40 to 85 | Active | ROHS3 Compliant |
| LMC7101BIM5/NOPB | Texas Instruments | 1.1 | 1100 | 800 | 50 | 15.5 | -40 to 85 | Last Time Buy | ROHS3 Compliant |
| LMC7101BIM5X/NOPB | Texas Instruments | 1.1 | 1100 | 800 | — | 15.5 | -40 to 85 | Active | ROHS3 Compliant |
| LMC7101QM5/NOPB | Texas Instruments | 1.1 | 1100 | 800 | 50 | 15.5 | -40 to 125 | Last Time Buy | ROHS3 Compliant |
| LMC7101QM5X/NOPB | Texas Instruments | 1.1 | 1100 | 800 | 50 | 15.5 | -40 to 125 | Active | ROHS3 Compliant |
| LMC7111BIM5/NOPB | Texas Instruments | 0.03 | 50 | 25 | 30 | 11 | -40 to 85 | Last Time Buy | ROHS3 Compliant |
| LMC7111BIM5X/NOPB | National Semiconductor | 0.03 | 50 | 25 | — | 11 | -40 to 85 | Active | — |
Engineering Selection Recommendations
Primary Recommendation: LMC7101AYM5-TR
The LMC7101AYM5-TR is the direct equivalent substitute for the LMC7101AIM5-TR. Both parts are manufactured by Microchip Technology and maintain identical electrical specifications. The LMC7101AYM5-TR offers superior product status (Active versus Discontinued) and ROHS3 compliance. This part provides seamless integration into existing designs without circuit modification.
Secondary Recommendation: LMC7101BIM5X/NOPB
The LMC7101BIM5X/NOPB from Texas Instruments is an active product with ROHS3 compliance. This part exhibits enhanced performance characteristics (1.1 V/µs slew rate and 1.1 MHz gain bandwidth product versus 0.3 V/µs and 500 kHz) while maintaining compatibility with the original supply voltage and temperature range requirements. The increased supply voltage maximum (15.5 V versus 12 V) provides additional design flexibility. Output current is reduced to 50 mA, which may require circuit evaluation for high-current applications.
Automotive Applications: LMC7101QM5X/NOPB
For automotive-grade applications requiring AEC-Q100 qualification, the LMC7101QM5X/NOPB provides active product status with extended operating temperature range (-40°C to 125°C). This part maintains electrical compatibility with enhanced performance specifications.
Low-Power Applications: LMC7111BIM5X/NOPB
For applications prioritizing minimal quiescent current consumption, the LMC7111BIM5X/NOPB reduces supply current to 25 µA. This substitution is applicable only when reduced slew rate (0.03 V/µs) and lower gain bandwidth product (50 kHz) are acceptable for the circuit function.
Frequently Asked Questions (FAQ)
Q: Can LMC7101AYM5-TR directly replace LMC7101AIM5-TR without circuit modification?
A: Yes. The LMC7101AYM5-TR is electrically and mechanically identical to the LMC7101AIM5-TR. Both parts share the same electrical specifications, package type (SOT-23-5), and pinout. Direct substitution is supported without design changes.
Q: What are the key differences between Microchip and Texas Instruments LMC7101 variants?
A: Texas Instruments LMC7101 variants (LMC7101AIM5/NOPB, LMC7101BIM5/NOPB, LMC7101QM5/NOPB) provide enhanced performance with 1.1 V/µs slew rate and 1.1 MHz gain bandwidth product compared to the original 0.3 V/µs and 500 kHz. Supply voltage maximum is increased to 15.5 V. Output current per channel is reduced to 50 mA. These parts are electrically compatible for most applications but require verification of output current requirements.
Q: Is the MIC5205-2.8YM5-TR a suitable substitute?
A: No. The MIC5205-2.8YM5-TR is a linear voltage regulator, not an operational amplifier. This part is not functionally equivalent and cannot substitute for amplifier circuit applications.
Q: What is the significance of the "X" suffix in part numbers like LMC7101AIM5X/NOPB?
A: The "X" suffix indicates extended temperature range or enhanced screening. The electrical specifications remain equivalent to non-X variants. Both versions are compatible for substitution purposes.
Q: Can LMC7111BIM5X/NOPB replace LMC7101AIM5-TR in all applications?
A: LMC7111BIM5X/NOPB is electrically compatible but exhibits significantly different performance characteristics. Slew rate is reduced to 0.03 V/µs (versus 0.3 V/µs), and gain bandwidth product is reduced to 50 kHz (versus 500 kHz). Supply current is reduced to 25 µA. This substitution is applicable only when these reduced performance specifications are acceptable for the circuit function.
Q: What is the product status significance for long-term procurement?
A: Active product status indicates ongoing manufacturing and availability. Last Time Buy status indicates limited future availability with a defined end-of-life date. Discontinued status indicates no further manufacturing. For new designs or long-term production, Active status parts (LMC7101AYM5-TR, LMC7101BIM5X/NOPB, LMC7101QM5X/NOPB) are recommended.
Q: Are all substitute parts RoHS3 compliant?
A: LMC7101AYM5-TR and all Texas Instruments variants (LMC7101AIM5/NOPB, LMC7101AIM5X/NOPB, LMC7101BIM5/NOPB, LMC7101BIM5X/NOPB, LMC7101QM5/NOPB, LMC7101QM5X/NOPB, LMC7111BIM5/NOPB) are ROHS3 compliant. The original LMC7101AIM5-TR is RoHS non-compliant. LMC7111BIM5X/NOPB RoHS status is not specified in available documentation.
Q: What packaging options are available for substitute parts?
A: All substitute parts maintain the SOT-23-5 package (SC-74A, SOT-753 case). Packaging format varies between Tape & Reel (TR) and Cut Tape (CT) & Digi-Reel options. Verify packaging format compatibility with assembly equipment and procurement requirements.
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