OPA4182IDR Equivalent & Substitute Parts

Part Overview

The OPA4182IDR is a zero-drift operational amplifier manufactured by Texas Instruments, designed for precision analog signal conditioning applications. This quad-channel amplifier operates across a 4.5 V to 36 V supply range with rail-to-rail output capability and a 5 MHz gain bandwidth product. The device is classified as Active product status and is suitable for applications requiring low input offset voltage and minimal input bias current. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, packaging preferences, or supply chain considerations.

Substiute Parts

OPA4182IDR

Texas InstrumentsIn Stock: 5995OPA4182IDR Datasheet

Current PartRFQ

OPA4182IDT

Texas InstrumentsIn Stock: 1405OPA4182IDT Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the OPA4182IDR are identified based on strict electrical and mechanical parameter equivalence. The substitution logic is based on the following criteria:

Electrical Parameters (Must Match):

• Amplifier Type: Zero-Drift
• Number of Circuits: 4
• Output Type: Rail-to-Rail
• Gain Bandwidth Product: 5 MHz
• Slew Rate: 10 V/µs
• Voltage - Input Offset: 0.45 µV
• Current - Input Bias: 50 pA
• Voltage - Supply Span: 4.5 V to 36 V
• Current - Supply: 850 µA
• Current - Output / Channel: 65 mA
• Operating Temperature: -40°C to 125°C

Mechanical Parameters (Must Match):

• Package / Case: 14-SOIC (0.154", 3.90mm Width)
• Mounting Type: Surface Mount
• Supplier Device Package: 14-SOIC

Packaging Variation (Allowed):

• Packaging format may differ (Cut Tape vs. Tape & Reel) without affecting electrical or mechanical compatibility

Parameter Comparison

Engineering Selection Recommendations

The OPA4182IDT is a direct parametric equivalent to the OPA4182IDR. Both devices are manufactured by Texas Instruments and maintain Active product status. All electrical specifications, mechanical dimensions, and thermal operating ranges are identical. The only distinction between these parts is the packaging format: the OPA4182IDR is supplied in Cut Tape format, while the OPA4182IDT is supplied in Tape & Reel format.

Selection between OPA4182IDR and OPA4182IDT is determined by procurement and assembly requirements. Cut Tape packaging is suitable for lower-volume applications or manual assembly processes. Tape & Reel packaging is optimized for automated pick-and-place assembly operations and higher-volume production runs. Both formats contain identical die and internal circuitry, ensuring functional equivalence in circuit applications.

Both parts comply with identical compliance standards and certifications as provided in the specification data. No functional or reliability differences exist between these variants.

Frequently Asked Questions (FAQ)

Q: Can OPA4182IDT be used as a direct replacement for OPA4182IDR in production assembly?

A: Yes. The OPA4182IDT is a direct parametric equivalent. All electrical performance characteristics, thermal specifications, and mechanical package dimensions are identical. The difference is packaging format only. If your assembly process uses automated tape-and-reel feeding systems, OPA4182IDT is the appropriate selection. If your process uses cut-tape or manual component placement, OPA4182IDR is appropriate.

Q: Are there any performance differences between OPA4182IDR and OPA4182IDT?

A: No. Both parts contain identical silicon die and deliver identical electrical performance across all specified parameters, including gain bandwidth product, slew rate, input offset voltage, and supply current specifications.

Q: What is the difference between Cut Tape and Tape & Reel packaging?

A: Cut Tape (CT) packaging supplies components on continuous carrier tape that is cut into individual segments or small strips. Tape & Reel (TR) packaging supplies components on continuous carrier tape wound on a reel for automated assembly equipment. The component itself and its electrical properties are identical; only the delivery format differs.

Q: Can I mix OPA4182IDR and OPA4182IDT components in the same production batch?

A: Yes. Since all electrical and mechanical specifications are identical, these parts can be used interchangeably within the same circuit design and PCB layout. However, assembly process compatibility should be verified with your manufacturing partner.

Q: What is the Moisture Sensitivity Level (MSL) rating, and does it differ between these parts?

A: Both OPA4182IDR and OPA4182IDT carry an MSL rating of 2 (1 Year). This indicates the component can be stored in standard warehouse conditions for up to one year without requiring desiccant packaging or special humidity control. MSL ratings are identical between both variants.

Q: Are both parts RoHS compliant?

A: RoHS status is listed as "Not applicable" for both OPA4182IDR and OPA4182IDT, indicating these parts fall outside the scope of RoHS regulations or are exempt from RoHS requirements.

Q: What is the operating temperature range for these devices?

A: Both OPA4182IDR and OPA4182IDT operate across -40°C to 125°C (TA). This temperature range applies to all electrical specifications and performance guarantees.