LT1813IDD#PBF Equivalent & Substitute Parts

Part Overview

The LT1813IDD#PBF is an active linear voltage feedback amplifier integrated circuit manufactured by Analog Devices Inc. This dual-channel operational amplifier is designed for general-purpose signal conditioning and amplification applications. The device features a 8-DFN (3x3) surface mount package with exposed pad and operates across a wide supply voltage range of 2.5V to 12.6V. The LT1813IDD#PBF maintains Active product status within the LT® series. Identification of equivalent and substitute parts becomes necessary when addressing inventory constraints, supply chain optimization, or when alternative sourcing is required while maintaining identical electrical and mechanical performance specifications.

Substiute Parts

LT1813IDD#PBF

Analog Devices Inc.In Stock: 1461LT1813IDD#PBF Datasheet

Current PartRFQ

LT1813CDD#PBF

Analog Devices Inc.In Stock: 2046LT1813CDD#PBF Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the LT1813IDD#PBF are identified based on strict equivalence across all critical electrical and mechanical parameters. The substitution logic is based on the following key parameters that must remain identical:

• Amplifier Type: Voltage Feedback
• Number of Circuits: 2 channels
• Slew Rate: 750 V/µs
• Gain Bandwidth Product: 100 MHz
• -3dB Bandwidth: 200 MHz
• Current - Input Bias: 900 nA
• Voltage - Input Offset: 500 µV
• Current - Supply: 3 mA per channel
• Current - Output per Channel: 60 mA
• Voltage - Supply Span: 2.5V to 12.6V
• Operating Temperature Range: -40°C to 85°C
• Package / Case: 8-WFDFN Exposed Pad
• Supplier Device Package: 8-DFN (3x3)
• Mounting Type: Surface Mount
• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)

Parts meeting all these criteria are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

The LT1813CDD#PBF is a direct parametric equivalent to the LT1813IDD#PBF. Both devices are manufactured by Analog Devices Inc. and share identical electrical specifications, mechanical packaging, and compliance certifications. Both parts maintain Active product status within the LT® series and are ROHS3 compliant with REACH Unaffected status. The devices are classified under the same ECCN (EAR99) and HTSUS code (8542.33.0001).

Selection between these parts is based on inventory availability and supply chain requirements. The LT1813CDD#PBF currently maintains higher inventory levels (1980 Pcs) compared to the LT1813IDD#PBF (1398 Pcs). Both parts are supplied in tube packaging and are suitable for surface mount assembly in 8-DFN (3x3) footprints.

Frequently Asked Questions (FAQ)

Q: Can the LT1813CDD#PBF be used as a direct replacement for the LT1813IDD#PBF?

A: Yes. The LT1813CDD#PBF is a direct parametric equivalent. All electrical specifications, including slew rate, gain bandwidth product, input bias current, output current capability, and supply voltage range are identical. The mechanical package, mounting type, and compliance certifications are also identical.

Q: Are there any differences in the operating temperature range between these parts?

A: No. Both the LT1813IDD#PBF and LT1813CDD#PBF operate across the identical temperature range of -40°C to 85°C.

Q: Do both parts use the same package footprint?

A: Yes. Both parts use the 8-WFDFN Exposed Pad package with a 3x3mm footprint. The supplier device package designation is 8-DFN (3x3) for both parts. PCB layouts and assembly processes are interchangeable.

Q: What is the difference between the part number designations IDD and CDD?

A: The part number suffix indicates the temperature grade and packaging configuration within the LT1813 base product family. Both designations represent the same functional device with identical electrical performance across their respective operating temperature ranges.

Q: Are both parts RoHS compliant?

A: Yes. Both the LT1813IDD#PBF and LT1813CDD#PBF are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory requirements.

Q: What is the moisture sensitivity level for these parts?

A: Both parts have a Moisture Sensitivity Level (MSL) of 1, which indicates unlimited shelf life without moisture control requirements.

Q: Can these parts be used in applications requiring high-speed signal conditioning?

A: Yes. Both parts feature a slew rate of 750 V/µs and a gain bandwidth product of 100 MHz, supporting high-speed signal conditioning applications with -3dB bandwidth of 200 MHz.