NCS2004AMUTAG Equivalent & Substitute Parts

Part Overview

The NCS2004AMUTAG is a general-purpose operational amplifier manufactured by onsemi, featuring a single amplification circuit with rail-to-rail output capability in a compact 6-UDFN (1.6x1.6) surface mount package. This device is classified as obsolete, necessitating identification of active equivalent components for new designs and ongoing production requirements. The part delivers a gain-bandwidth product of 3.5 MHz with a slew rate of 2.6 V/µs, suitable for general-purpose signal conditioning and amplification applications.

Substiute Parts

NCS2004AMUTAG

onsemiIn Stock: 713NCS2004AMUTAG Datasheet

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TLV271SN1T1G

onsemiIn Stock: 1839TLV271SN1T1G Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the NCS2004AMUTAG is determined by functional equivalence across the following critical parameters:

Functional Equivalence Criteria:

• Amplifier Type: General Purpose
• Number of Circuits: 1
• Output Type: Rail-to-Rail
• Slew Rate: 2.6 V/µs (matching specification)
• Operating Temperature Range: -40°C to 105°C (matching specification)
• Supply Voltage Compatibility: Overlapping operational ranges

Compliance & Regulatory Criteria:

• RoHS3 Compliance
• Moisture Sensitivity Level 1 (Unlimited)
• REACH Unaffected status
• ECCN EAR99 classification

The TLV271SN1T1G qualifies as a functional substitute based on matching amplifier type, circuit count, output configuration, slew rate, temperature range, and regulatory compliance. Package differences (6-UDFN versus 5-TSOP) and minor electrical parameter variations are secondary considerations that do not preclude substitution in applications where the specified electrical performance is maintained.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The NCS2004AMUTAG is classified as obsolete. The TLV271SN1T1G is an active product from the same manufacturer, ensuring continued availability and manufacturing support for new designs and production continuity.

Regulatory & Compliance Alignment: Both components maintain ROHS3 compliance, MSL Level 1 (Unlimited) moisture sensitivity rating, REACH Unaffected status, and EAR99 ECCN classification. No regulatory barriers exist to substitution.

Electrical Performance: The TLV271SN1T1G maintains functional equivalence in slew rate (2.6 V/µs), input offset voltage (500 µV), operating temperature range (-40°C to 105°C), and supply voltage span maximum (16 V). The minimum supply voltage increases from 2.5 V to 2.7 V, which is a minor constraint applicable only to ultra-low-voltage applications. The gain-bandwidth product decreases from 3.5 MHz to 3.0 MHz, representing a 14% reduction in bandwidth capability.

Package Consideration: The substitution requires PCB layout modification due to package change from 6-UDFN (1.6x1.6) to 5-TSOP (SOT-23-5). Pin configuration differences necessitate schematic and layout review prior to implementation.

Frequently Asked Questions (FAQ)

Q: Can the TLV271SN1T1G directly replace the NCS2004AMUTAG without PCB modification?

A: No. The NCS2004AMUTAG uses a 6-UDFN package while the TLV271SN1T1G uses a 5-TSOP (SOT-23-5) package. Pin assignments and physical footprints differ, requiring PCB layout redesign and schematic verification.

Q: What is the impact of the 0.5 MHz reduction in gain-bandwidth product?

A: The TLV271SN1T1G provides 3.0 MHz gain-bandwidth product compared to 3.5 MHz for the NCS2004AMUTAG. This 14% reduction affects closed-loop bandwidth and frequency response characteristics. Applications requiring the full 3.5 MHz bandwidth must evaluate circuit performance with the reduced specification.

Q: Are there supply voltage compatibility issues?

A: The TLV271SN1T1G minimum supply voltage is 2.7 V versus 2.5 V for the NCS2004AMUTAG. Applications operating below 2.7 V are not compatible with the substitute. Both devices support the maximum 16 V supply specification.

Q: Does the lower input bias current of the TLV271SN1T1G affect circuit design?

A: The TLV271SN1T1G exhibits 1 pA input bias current compared to 45 pA for the NCS2004AMUTAG. This represents improved input bias performance and does not create compatibility issues. Existing circuit designs benefit from reduced input bias current effects.

Q: What is the significance of the reduced output current specification?

A: The TLV271SN1T1G provides 8 mA output current per channel versus 13 mA for the NCS2004AMUTAG. Applications requiring output currents exceeding 8 mA are not compatible with the substitute. Load impedance and output drive requirements must be evaluated.

Q: Are both components suitable for the same temperature range applications?

A: Yes. Both the NCS2004AMUTAG and TLV271SN1T1G operate across the identical temperature range of -40°C to 105°C, ensuring thermal compatibility for industrial and extended-temperature applications.

Q: What is the regulatory status of the TLV271SN1T1G for new designs?

A: The TLV271SN1T1G is an active product with ROHS3 compliance, MSL Level 1 rating, and REACH Unaffected status. It is suitable for new design implementations with full manufacturer support and long-term availability assurance.