MP20041DGT-PP-LF-Z Linear Voltage Regulator Equivalent & Substitute Parts

Part Overview

The MP20041DGT-PP-LF-Z is an active, production-status linear voltage regulator IC from Monolithic Power Systems Inc., designed for dual-output 3V/3V regulation at 300mA per channel. This dual-output positive fixed regulator operates across the industrial temperature range of -40°C to 85°C and is packaged in an 8-TQFN (2x2) surface-mount configuration with exposed pad. The part is ROHS3 compliant and carries MSL Level 1 (unlimited moisture sensitivity rating).

Equivalent substitute parts are identified when they maintain identical electrical specifications, output configuration, current ratings, thermal performance, protection features, and package form factor. Substitute identification ensures design continuity and supply chain flexibility for applications requiring this specific dual-output regulation topology.

Substiute Parts

MP20041DGT-PP-LF-Z

Monolithic Power Systems Inc.In Stock: 10160MP20041DGT-PP-LF-Z Datasheet

Current PartRFQ

MP20041DGT-PP-LF-P

Monolithic Power Systems Inc.In Stock: 1000MP20041DGT-PP-LF-P Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MP20041DGT-PP-LF-Z is determined by strict equivalence across the following critical parameters:

Output voltage levels (3V, 3V fixed dual output), output current per channel (300mA each), maximum input voltage (6V), dropout voltage specification (0.22V @ 300mA typical), PSRR performance (72dB ~ 68dB across 10kHz ~ 100Hz), control and protection features (Enable control, Over Current and Over Temperature protection), operating temperature range (-40°C ~ 85°C), package form factor (8-TQFN 2x2 with exposed pad), and compliance certifications (ROHS3, MSL Level 1).

The substitute part MP20041DGT-PP-LF-P maintains identical electrical performance and mechanical specifications across all these parameters. The only distinction between the main part and substitute is the packaging designation suffix (LF-Z versus LF-P), which reflects different tape-and-reel packaging configurations from the same manufacturer, both suitable for automated assembly processes.

Parameter Comparison

Engineering Selection Recommendations

Both MP20041DGT-PP-LF-Z and MP20041DGT-PP-LF-P are active production parts from Monolithic Power Systems Inc. with identical electrical and mechanical specifications. Selection between these parts is based on tape-and-reel packaging configuration availability and supply chain logistics rather than functional performance differences.

Both parts carry ROHS3 compliance and MSL Level 1 rating, confirming suitability for standard surface-mount assembly processes without moisture bake-out requirements. The exposed pad design in the 8-TQFN package provides thermal management for the dual 300mA output channels.

Component selection should prioritize availability and lead time. Either part number is functionally interchangeable within the same PCB design without circuit modification or re-qualification.

Frequently Asked Questions (FAQ)

Q: Are MP20041DGT-PP-LF-Z and MP20041DGT-PP-LF-P electrically identical?

A: Yes. Both parts deliver identical electrical performance: dual 3V fixed outputs at 300mA per channel, 0.22V typical dropout voltage, 72dB to 68dB PSRR across the specified frequency range, and identical protection features (Over Current and Over Temperature). Operating temperature range, input voltage limits, and control features are identical.

Q: What is the difference between the LF-Z and LF-P designations?

A: The suffix designates different tape-and-reel packaging configurations from Monolithic Power Systems Inc. Both are surface-mount compatible formats for automated assembly. The functional device and pinout remain unchanged.

Q: Can I substitute MP20041DGT-PP-LF-P for MP20041DGT-PP-LF-Z in production?

A: Yes, without circuit modification. Both parts are pin-compatible, functionally equivalent, and carry identical compliance certifications. PCB layout and assembly processes require no changes.

Q: Are both parts suitable for -40°C to 85°C operating environments?

A: Yes. Both MP20041DGT-PP-LF-Z and MP20041DGT-PP-LF-P are rated for -40°C to 85°C (TA) industrial temperature operation.

Q: Do both parts require moisture bake-out before assembly?

A: No. Both parts carry MSL Level 1 (Unlimited) rating, indicating no moisture sensitivity limitations for standard surface-mount assembly processes.

Q: What is the package form factor for both parts?

A: Both use 8-TQFN (2x2) with exposed pad, classified as 8-VFDFN in package nomenclature. This is a compact surface-mount package suitable for space-constrained applications.