AS33-M50M-K53 Equivalent & Substitute Parts

Part Overview

The AS33-M50M-K53 is a 33mm magnetic encoder module manufactured by Broadcom, designed for motor and chassis-mounted applications requiring RS-485 serial communication. This component operates within a 4.5V to 5.5V supply voltage range and utilizes an external magnet actuator with vertical orientation and connector-based termination.

The AS33-M50M-K53 is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain system compatibility, ensure continued availability, and support ongoing production or maintenance requirements for applications currently utilizing this encoder module.

Substiute Parts

AS33-M50M-K53

BroadcomIn Stock: 1144AS33-M50M-K53 Datasheet

Current PartRFQ

AS33-M42M-K53

Broadcom LimitedIn Stock: 1054AS33-M42M-K53 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the AS33-M50M-K53 is determined by strict alignment of the following critical parameters:

• Encoder Type: Magnetic
• Output Type: RS-485
• Voltage Supply Range: 4.5V ~ 5.5V
• Actuator Type: External Magnet, Not Included
• Mounting Type: Chassis Mount, Motors
• Orientation: Vertical
• Termination Style: Connector
• RoHS Compliance: ROHS3 Compliant

The AS33-M42M-K53 satisfies all substitution criteria. While the pulses per revolution specification differs (50B for the main part versus programmable for the substitute), both components maintain identical electrical interface requirements, mechanical mounting characteristics, and regulatory compliance standards necessary for direct substitution in RS-485 encoder applications.

Parameter Comparison

Engineering Selection Recommendations

The AS33-M42M-K53 is the qualified substitute for the obsolete AS33-M50M-K53. Selection of this substitute is supported by the following engineering factors:

• Both components maintain identical electrical interface specifications (RS-485 output, 4.5V–5.5V supply voltage).
• Both components share identical mechanical mounting and orientation requirements (vertical chassis mount, connector termination).
• The AS33-M42M-K53 is currently in active production status, ensuring availability and supply chain continuity.
• Both components meet ROHS3 compliance requirements, satisfying regulatory and environmental standards.
• The AS33-M42M-K53 carries EAR99 classification and HTSUS code 8543.70.4500, confirming its status as a standard commercial encoder module.

Frequently Asked Questions (FAQ)

Q: Can the AS33-M42M-K53 directly replace the AS33-M50M-K53 in existing applications?

A: Yes. Both components share identical electrical interface specifications (RS-485 output, 4.5V–5.5V supply), mechanical mounting characteristics (vertical chassis mount, connector termination), and actuator requirements (external magnet, not included). The substitute is mechanically and electrically compatible.

Q: What is the difference between the 50B and programmable pulses per revolution specifications?

A: The AS33-M50M-K53 specifies 50 pulses per revolution, while the AS33-M42M-K53 offers programmable pulse configuration. This difference does not affect mechanical or electrical interface compatibility. System integration should account for the programmable nature of the substitute component.

Q: Why is the AS33-M50M-K53 listed as obsolete?

A: The AS33-M50M-K53 has been discontinued by the manufacturer. The AS33-M42M-K53 is the active equivalent product offering identical functional and mechanical characteristics with current production support.

Q: Are there packaging differences between these components?

A: The AS33-M50M-K53 packaging specification is not provided in the available data. The AS33-M42M-K53 is supplied in tray packaging. Confirm packaging requirements with your procurement or supply chain team.

Q: Do both components meet the same regulatory standards?

A: Yes. Both the AS33-M50M-K53 and AS33-M42M-K53 are ROHS3 compliant. The AS33-M42M-K53 carries EAR99 export classification, confirming its status as a standard commercial component.