MAX5014CSA Equivalent & Substitute Parts

Part Overview

The MAX5014CSA is a flyback regulator controller IC manufactured by Analog Devices Inc./Maxim Integrated, designed for positive, isolation-capable output step-up/step-down DC-DC applications. This device operates as a transistor driver with a single output phase and is housed in an 8-SOIC surface mount package.

The MAX5014CSA is classified as obsolete, which necessitates identification of equivalent and substitute parts for new designs and ongoing production requirements. Substitute parts must maintain functional compatibility across critical electrical parameters including supply voltage range, switching frequency, duty cycle, and control features to ensure seamless integration into existing or new circuit designs.

Substiute Parts

MAX5014CSA

Analog Devices Inc./Maxim IntegratedIn Stock: 4064MAX5014CSA Datasheet

Current PartRFQ

MAX5014CSA+

Analog Devices Inc./Maxim IntegratedIn Stock: 1060MAX5014CSA+ Datasheet

DirectRFQ

MAX17499BAUB+

Analog Devices Inc./Maxim IntegratedIn Stock: 2283MAX17499BAUB+ Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MAX5014CSA are identified based on functional and electrical compatibility within the power management controller category. The substitution logic is structured as follows:

Direct Packaging Substitute (Same Package Family): MAX5014CSA+ maintains identical electrical specifications, package type (8-SOIC), and functional characteristics as the main part. This substitute differs only in packaging format (Tube) and product status classification (Not For New Designs).

Manufacturer-Recommended Substitute (Enhanced Topology): MAX17499BAUB+ is designated as the manufacturer-recommended substitute. While this part operates under different topological parameters (Boost, SEPIC instead of Flyback), it shares the following critical compatibility criteria:

• Output configuration: Positive, Isolation Capable
• Output type: Transistor Driver
• Number of outputs: 1
• RoHS3 compliance and MSL 1 rating
• Active product status for ongoing production support

The MAX17499BAUB+ operates within a different supply voltage range (9.5V ~ 24V) and offers extended switching frequency capability (50kHz ~ 2.5MHz), making it suitable for applications requiring broader operational flexibility.

Parameter Comparison

Engineering Selection Recommendations

For Direct Replacement (Existing Designs): MAX5014CSA+ serves as the direct substitute when package compatibility and identical electrical specifications are required. Both parts maintain the 8-SOIC package format and equivalent performance parameters. Selection of MAX5014CSA+ is appropriate for sustaining production of existing designs where circuit topology and component footprint cannot be modified.

For New Designs and Long-Term Production: MAX17499BAUB+ is the manufacturer-recommended substitute and is classified as Active product status, ensuring long-term availability and manufacturing support. This part is suitable for new design implementations where circuit topology can accommodate Boost or SEPIC configurations. The extended operating temperature range (-40°C ~ 125°C) and broader switching frequency capability (50kHz ~ 2.5MHz) provide enhanced operational flexibility for diverse application requirements.

Compliance Considerations: All three parts maintain ROHS3 compliance and MSL 1 rating, satisfying environmental and reliability standards for industrial and commercial applications. The MAX17499BAUB+ offers additional REACH compliance documentation, providing enhanced regulatory assurance for international distribution.

Frequently Asked Questions (FAQ)

Q: Can MAX5014CSA+ be used as a direct drop-in replacement for MAX5014CSA? A: Yes. MAX5014CSA+ maintains identical electrical specifications, package type (8-SOIC), supply voltage range (13V ~ 36V), switching frequency (275kHz), duty cycle (85%), and control features (Enable, Soft Start). The primary difference is packaging format (Tube) and product status classification.

Q: What are the key differences between MAX5014CSA and MAX17499BAUB+? A: The MAX17499BAUB+ operates under different topological parameters (Boost, SEPIC versus Flyback) and has a reduced maximum supply voltage range (9.5V ~ 24V versus 13V ~ 36V). However, both maintain positive, isolation-capable output configuration and transistor driver output type. The MAX17499BAUB+ offers extended operating temperature range (-40°C ~ 125°C) and variable switching frequency capability (50kHz ~ 2.5MHz).

Q: Is MAX17499BAUB+ suitable for applications currently using MAX5014CSA? A: Suitability depends on circuit topology requirements and supply voltage specifications. Applications operating within the 9.5V ~ 24V supply range and compatible with Boost or SEPIC topologies can utilize MAX17499BAUB+. Applications requiring Flyback topology or supply voltages exceeding 24V must use MAX5014CSA or MAX5014CSA+.

Q: What is the package difference between MAX5014CSA and MAX5014CSA+? A: Both parts use the 8-SOIC (0.154", 3.90mm Width) package. The primary difference is the packaging format: MAX5014CSA is supplied in standard packaging, while MAX5014CSA+ is supplied in Tube format.

Q: Why is MAX5014CSA classified as obsolete? A: MAX5014CSA is obsolete per manufacturer classification. MAX5014CSA+ is classified as Not For New Designs, while MAX17499BAUB+ is the Active product status alternative recommended for new design implementations and long-term production support.

Q: Are all three parts RoHS3 compliant? A: Yes. MAX5014CSA, MAX5014CSA+, and MAX17499BAUB+ are all ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating, meeting environmental and reliability standards for industrial applications.