MP3435GL-P Equivalent & Substitute Parts

Part Overview

The MP3435GL-P is an active boost switching regulator IC manufactured by Monolithic Power Systems Inc. This power management integrated circuit functions as a step-up converter with positive adjustable output, designed for applications requiring voltage regulation from a 3V to 20V input range to a 3V to 22V output range. The device delivers 19A switch current at a 600kHz switching frequency and incorporates a synchronous rectifier for improved efficiency.

The MP3435GL-P is classified as an active product with full ROHS3 compliance and REACH unaffected status. Alternative part identification becomes necessary in scenarios involving supply chain constraints, regional availability limitations, or procurement requirements for equivalent functional performance within the specified electrical and mechanical parameters.

Substiute Parts

MP3435GL-P

Monolithic Power Systems Inc.In Stock: 1091MP3435GL-P Datasheet

Current PartRFQ

MP3435GL-P

Monolithic Power Systems Inc.In Stock: 1091MP3435GL-P Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MP3435GL-P is determined by strict equivalence across the following critical parameters:

Electrical Specifications:

• Input voltage range: 3V minimum to 20V maximum
• Output voltage range: 3V minimum to 22V maximum
• Output current capability: 19A at switch
• Switching frequency: 600kHz
• Synchronous rectifier functionality: Required

Mechanical & Package Specifications:

• Mounting type: Surface Mount
• Package type: 20-PowerVFQFN (20-QFN 3x4)
• Topology: Boost (Step-Up)
• Output configuration: Positive
• Output type: Adjustable

Compliance & Status:

• Product status: Active
• RoHS3 compliance: Required
• REACH status: Unaffected
• Operating temperature range: -40°C to 125°C (TJ)

Substitute parts must match all parameters listed above. No deviations in electrical ratings, package configuration, or compliance certifications are permitted for direct substitution.

Parameter Comparison

Engineering Selection Recommendations

The MP3435GL-P is an active product with full regulatory compliance under ROHS3 standards and REACH unaffected classification. The device is suitable for direct substitution applications where boost converter functionality with adjustable positive output is required within the specified voltage and current parameters.

Selection of equivalent parts should be based on:

1. Product Status Verification: Confirm substitute part maintains active product status to ensure ongoing manufacturer support and availability.

2. Compliance Certification: Verify ROHS3 compliance and REACH unaffected status are maintained in substitute parts to meet regulatory requirements for target markets.

3. Package Compatibility: Confirm 20-PowerVFQFN (20-QFN 3x4) package type matches PCB layout and assembly equipment specifications.

4. Electrical Parameter Matching: Ensure input voltage range (3V to 20V), output voltage range (3V to 22V), and output current (19A switch) specifications are identical to the original design.

5. Thermal Performance: Verify operating temperature range of -40°C to 125°C (TJ) is compatible with application environment and thermal management design.

Frequently Asked Questions (FAQ)

Q: What defines a valid substitute for the MP3435GL-P?

A: A valid substitute must match all electrical specifications (input/output voltage ranges, 19A output current, 600kHz switching frequency), maintain the 20-PowerVFQFN package type, include synchronous rectifier functionality, and maintain active product status with ROHS3 compliance and REACH unaffected classification.

Q: Can the MP3435GL-P be substituted with a different package type?

A: No. The 20-PowerVFQFN (20-QFN 3x4) package is a critical specification. Different package types alter PCB footprint, thermal characteristics, and assembly compatibility. Package changes require complete design re-evaluation.

Q: Is the synchronous rectifier feature mandatory for substitution?

A: Yes. The synchronous rectifier is an integral specification of the MP3435GL-P. Substitute parts must include this feature to maintain equivalent efficiency and thermal performance characteristics.

Q: What is the significance of the 600kHz switching frequency?

A: The 600kHz switching frequency determines component selection for external inductors and capacitors, EMI characteristics, and overall converter efficiency. Substitute parts must operate at this identical frequency to maintain design compatibility.

Q: Are there restrictions on substitute part sourcing based on compliance status?

A: Yes. Substitute parts must maintain ROHS3 compliance and REACH unaffected status. Parts with different compliance classifications are not acceptable substitutes and may violate regulatory requirements for target markets.

Q: How does the adjustable output type affect substitution?

A: The adjustable output type allows output voltage configuration through external resistor networks. Substitute parts must support this adjustable output configuration. Fixed-output variants are not acceptable substitutes.

Q: What is the importance of the -40°C to 125°C operating temperature range?

A: This temperature range defines the thermal operating envelope for the device. Applications requiring operation outside this range cannot use the MP3435GL-P or its substitutes. Substitute parts must maintain this identical temperature specification.

Q: Can the MP3435GL-P be used in applications requiring higher output current than 19A?

A: No. The 19A switch current is the maximum rated output current. Applications requiring higher current must use alternative devices with higher current ratings. Exceeding this specification results in device failure.

Q: What role does the Moisture Sensitivity Level (MSL) 1 rating play in substitution?

A: MSL 1 (Unlimited) indicates the device has no moisture sensitivity restrictions and does not require special handling or storage conditions. Substitute parts must maintain this MSL 1 classification to ensure equivalent handling and storage compatibility.