Equivalent & Substitute Parts Reference for MM6405I

Part Overview

The MM6405I is a laser diode manufactured by US-Lasers Inc., specified as a 640nm wavelength, 5mW power device in a 6.4mm diameter cylinder package. The part is obsolete, making it necessary to identify alternative models with matching electrical and mechanical parameters for applications requiring ongoing component availability.

Substiute Parts

MM6405I

US-Lasers Inc.In Stock: 973MM6405I Datasheet

Current PartRFQ

MM6355I

US-Lasers Inc.In Stock: 775MM6355I Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

The substitution logic for MM6405I is based strictly on the congruence of the following key parameters: wavelength, power rating, current rating, and package dimensions. These are necessary to ensure electrical and mechanical compatibility with existing designs. Both MM6405I and MM6355I are manufactured by US-Lasers Inc. and share identical power, current, and package specifications.

Parameter Comparison

Engineering Selection Recommendations

Selection between MM6405I and MM6355I is governed by product status and compliance information. The MM6405I is obsolete, while MM6355I is active and ROHS3 compliant. Both diodes share identical packaging, current, and output power specifications, with only the wavelength differing. RoHS compliance information is provided for MM6355I.

Frequently Asked Questions (FAQ)

Q1: What are the primary criteria for substituting MM6405I?
A1: Substitution is based on matching wavelength, power (5mW), current rating (70mA), and the cylinder 6.4mm diameter package.

Q2: Is MM6355I pin-compatible and mechanically equivalent to MM6405I?
A2: Both parts use the same cylinder (6.4mm Dia) mechanical package.

Q3: Are there compliance or status considerations between MM6405I and MM6355I?
A3: MM6405I is obsolete, whereas MM6355I is active and specified as ROHS3 compliant.

Q4: Does the wavelength difference impact direct substitution?
A4: The wavelength parameter is provided as 640nm (MM6405I) and 635nm (MM6355I). No further criteria are provided.

Q5: What packaging and inventory differences exist?
A5: MM6405I does not specify packaging; MM6355I is available in bulk. Inventory levels are 897 pcs (MM6405I) and 673 pcs (MM6355I) at the provided snapshot.