LT6550IMS Equivalent & Substitute Parts

Part Overview

The LT6550IMS is a three-channel voltage feedback amplifier manufactured by Analog Devices Inc., designed for video amplification applications. This linear integrated circuit operates as a rail-to-rail output amplifier with high-speed performance characteristics suitable for signal conditioning and video processing circuits. The device is classified as Active product status, indicating continued manufacturing and availability. Substitute parts are identified to provide alternative sourcing options when the primary part number becomes unavailable or when specific packaging requirements necessitate alternative configurations.

Substiute Parts

LT6550IMS

Analog Devices Inc.In Stock: 1555LT6550IMS Datasheet

Current PartRFQ

LT6550IMS#PBF

Analog Devices Inc.In Stock: 1276LT6550IMS#PBF Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the LT6550IMS is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part LT6550IMS#PBF maintains identical functional specifications including bandwidth, slew rate, supply current, output current, and supply voltage ranges. Both parts are manufactured by Analog Devices Inc. and share the same base product number (LT6550), confirming electrical compatibility at the circuit level.

The primary distinction between the main part and its substitute is the packaging configuration. The LT6550IMS is supplied in standard packaging, while the LT6550IMS#PBF is supplied in Tube packaging. Both parts utilize the 10-MSOP (10-pin Thin Shrink Small Outline Package) with identical physical dimensions of 0.118" width and 3.00mm height. This packaging difference does not affect electrical performance or pin configuration.

Substitution eligibility is confirmed through the following parameters:

• Identical -3dB Bandwidth: 90 MHz
• Identical Slew Rate: 600 V/µs
• Identical Number of Circuits: 3
• Identical Output Type: Rail-to-Rail
• Identical Supply Current: 8.5 mA
• Identical Output Current per Channel: 60 mA
• Identical Supply Voltage Range: 3V ~ 12.6V, ±1.5V ~ 6.3V
• Identical Package Type: 10-MSOP
• Identical RoHS and REACH Compliance Status

Parameter Comparison

Engineering Selection Recommendations

Both the LT6550IMS and LT6550IMS#PBF are Active products manufactured by Analog Devices Inc., confirming ongoing production and technical support availability. Selection between these parts is based on packaging and supply chain requirements rather than electrical performance differences.

The LT6550IMS#PBF designation indicates Tube packaging, which is suitable for automated assembly processes and high-volume production environments. Standard packaging of the LT6550IMS may be appropriate for lower-volume applications or when specific packaging configurations are mandated by procurement specifications.

Both parts maintain identical ROHS3 compliance and REACH Unaffected status, confirming regulatory alignment for applications subject to environmental and hazardous substance restrictions. The MSL rating of 1 (Unlimited) indicates minimal moisture sensitivity, reducing handling and storage constraints during manufacturing operations.

Pin configuration, electrical characteristics, and thermal performance are identical between both part numbers. Circuit designs utilizing the LT6550IMS can be directly substituted with the LT6550IMS#PBF without modification to PCB layout, schematic design, or component selection criteria.

Frequently Asked Questions (FAQ)

Q: Can the LT6550IMS#PBF be used as a direct replacement for the LT6550IMS in existing circuit designs?

A: Yes. Both parts are electrically identical with matching pin configurations, bandwidth specifications (90 MHz), slew rate (600 V/µs), supply current (8.5 mA), and output current per channel (60 mA). The 10-MSOP package dimensions are identical, allowing direct PCB substitution without layout modifications.

Q: What is the difference between the LT6550IMS and LT6550IMS#PBF?

A: The primary difference is packaging configuration. The LT6550IMS uses standard packaging, while the LT6550IMS#PBF is supplied in Tube packaging. This distinction affects supply chain logistics and automated assembly compatibility but does not alter electrical performance or physical pin placement.

Q: Are both parts compliant with environmental regulations?

A: Yes. Both the LT6550IMS and LT6550IMS#PBF are ROHS3 Compliant and REACH Unaffected, meeting current environmental and hazardous substance restrictions applicable to electronic components.

Q: What supply voltage ranges are supported by these amplifiers?

A: Both parts support single supply operation from 3V to 12.6V or dual supply operation from ±1.5V to ±6.3V, providing flexibility for various power distribution architectures.

Q: Is the 10-MSOP package suitable for high-density PCB layouts?

A: Yes. The 10-MSOP package with 0.118" width and 3.00mm height is a surface mount package designed for compact PCB implementations. Both part numbers utilize identical package dimensions, supporting equivalent board density and thermal management characteristics.

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

A: Both parts have an MSL rating of 1 (Unlimited), indicating minimal moisture sensitivity and reduced requirements for controlled storage and handling environments during manufacturing operations.

Q: Can these amplifiers drive 60 mA output current continuously?

A: The specified output current per channel is 60 mA. Continuous operation at this current level requires verification against thermal dissipation capabilities and application-specific duty cycle requirements as detailed in the device datasheet.