MAX5015ESA+ Equivalent & Substitute Parts

Part Overview

The MAX5015ESA+ is a flyback regulator controller IC manufactured by Analog Devices Inc./Maxim Integrated, designed for positive, isolation-capable step-up/step-down DC-DC conversion applications. This device operates as a transistor driver with integrated enable and soft start control features, suitable for power management applications requiring isolated output topologies.

The MAX5015ESA+ carries a "Not For New Designs" product status, indicating that Analog Devices has discontinued active development and support for this component. Organizations currently using this controller in production systems or requiring replacement units for maintenance and repair operations must identify functionally equivalent alternatives that maintain compatibility with existing circuit designs.

Substiute Parts

MAX5015ESA+

Analog Devices Inc./Maxim IntegratedIn Stock: 1209MAX5015ESA+ Datasheet

Current PartRFQ

MAX5015ESA+

Analog Devices Inc./Maxim IntegratedIn Stock: 1209MAX5015ESA+ Datasheet

DirectRFQ

MAX5020ESA+

Analog Devices Inc./Maxim IntegratedIn Stock: 2378MAX5020ESA+ Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MAX5015ESA+ is determined by strict alignment across the following critical parameters:

Topology & Function: The substitute must implement flyback regulation with step-up/step-down capability to maintain circuit compatibility.

Output Configuration: The substitute must provide positive, isolation-capable output configuration matching the original design intent.

Electrical Specifications: Supply voltage range (13V ~ 36V), switching frequency (275kHz), and maximum duty cycle (50%) must remain constant to preserve timing and power delivery characteristics.

Package & Mounting: The 8-SOIC surface mount package with 0.154" (3.90mm) width is mandatory for PCB layout compatibility.

Control Interface: Enable and soft start control features must be present to maintain system-level control functionality.

Compliance & Certification: RoHS3 compliance and MSL Level 1 rating ensure environmental and handling compatibility with existing supply chain processes.

The MAX5020ESA+ meets all substitution criteria and is classified as a parametric equivalent for the MAX5015ESA+.

Parameter Comparison

Engineering Selection Recommendations

Both the MAX5015ESA+ and MAX5020ESA+ carry "Not For New Designs" product status from Analog Devices Inc./Maxim Integrated. This designation indicates that these components are in mature or end-of-life phases and are no longer recommended for incorporation into new product development initiatives.

For applications currently operating with MAX5015ESA+ controllers, the MAX5020ESA+ provides direct parametric equivalence across all electrical, mechanical, and compliance specifications. The substitution maintains full compatibility with existing PCB layouts, circuit topologies, and system-level control interfaces.

Both devices maintain ROHS3 compliance and MSL Level 1 certification, ensuring compatibility with standard manufacturing and supply chain processes. The MAX5020ESA+ currently maintains higher inventory availability (2292 units) compared to the MAX5015ESA+ (1172 units), which may influence procurement decisions for maintenance and repair operations.

Frequently Asked Questions (FAQ)

Q: Can MAX5020ESA+ be used as a direct replacement for MAX5015ESA+ in existing designs?

A: Yes. The MAX5020ESA+ is a parametric equivalent that matches all critical specifications including topology, function, output configuration, electrical parameters, package type, and control features. Direct substitution is supported without circuit modifications.

Q: Are there any differences in pinout or package dimensions between these parts?

A: No. Both devices use the 8-SOIC package with identical 0.154" (3.90mm) width specifications. Pinout compatibility is maintained for direct PCB replacement.

Q: Do both parts support the same supply voltage range?

A: Yes. Both MAX5015ESA+ and MAX5020ESA+ operate across the identical 13V ~ 36V supply voltage range with matching 275kHz switching frequency and 50% maximum duty cycle specifications.

Q: What is the significance of the "Not For New Designs" status?

A: This status indicates that Analog Devices has discontinued active development and support for these components. Existing designs may continue to operate with these parts, but new product development should evaluate alternative controllers from current product lines.

Q: Are both parts RoHS3 compliant?

A: Yes. Both MAX5015ESA+ and MAX5020ESA+ are ROHS3 compliant with MSL Level 1 moisture sensitivity rating, meeting environmental and handling requirements for standard manufacturing processes.

Q: Which part should be selected based on current inventory?

A: The MAX5020ESA+ maintains higher inventory availability (2292 units) compared to MAX5015ESA+ (1172 units). For procurement planning, the MAX5020ESA+ may offer better lead time and stock continuity for maintenance and repair operations.