Monolithic Power Systems Inc. PKT-MEZDPD4506A-84DB

Overview

PKT-MEZDPD4506A-84DB from Monolithic Power Systems is a complete evaluation kit for the mEZDPD4506A programmable 45V input, 6A buck DC/DC power module. It includes the EVmEZDPD4506A-00A evaluation board, one pre-configured mEZDPD4506A-0000 module (default 3.3V output), EVKT-USBI2C-02 USB-to-I²C interface, and Tdrive-mEZDPD4506A USB thumb drive with Virtual Bench Pro 2.2 GUI software. Designed for rapid validation of digitally programmable power in industrial and embedded systems.

For engineers reviewing the PKT-MEZDPD4506A-84DB datasheet, PKT-MEZDPD4506A-84DB pinout, PKT-MEZDPD4506A-84DB application, or PKT-MEZDPD4506A-84DB equivalent, this kit enables full configuration of output voltage (0.6–22V), switching frequency (600 kHz typical), current limit, protection modes, and loop compensation via I²C using the Virtual Bench Pro GUI - critical for power architecture prototyping and digital PMIC integration.

Technical Context

The PKT-MEZDPD4506A-84DB is a turnkey evaluation platform centered on the mEZDPD4506A module - a fully integrated, digitally programmable buck converter with non-volatile memory for multiple reprogramming cycles. It supports 4–45V input and delivers up to 6A at adjustable output voltages from 0.6V to 22V.

Operation relies on I²C communication between the host PC (via EVKT-USBI2C-02) and the onboard mEZDPD4506A module. The Virtual Bench Pro 2.2 GUI provides real-time register-level access to enable dynamic control of soft-start, fault response (OCP, OVP, UVP, OTP), and PID compensation tuning - eliminating manual resistor/capacitor changes during development.

Key Specifications

Availability

PKT-MEZDPD4506A-84DB is available at Aetrix Electronics and suitable for industrial automation controllers, test & measurement equipment, and embedded computing platforms requiring stable component supply and validated digital power evaluation capability.

Supply support for PKT-MEZDPD4506A-84DB includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Monolithic Power Systems (MPS) is a fabless semiconductor company specializing in high-performance power management ICs and modules for industrial, computing, automotive, and telecom markets.

The mEZDPD4506A product line delivers digitally configurable, high-efficiency buck converters targeting applications needing flexible, field-programmable power rails without hardware redesign - accelerating time-to-prototype for complex power architectures.

FAQ

What components are included in the PKT-MEZDPD4506A-84DB kit?

The kit contains the EVmEZDPD4506A-00A evaluation board, one mEZDPD4506A-0000 module preconfigured to 3.3V output, EVKT-USBI2C-02 USB-to-I²C interface (with cables), and a Tdrive-mEZDPD4506A USB thumb drive storing Virtual Bench Pro 2.2 GUI and documentation. All items are orderable separately per the BOM.

Is the mEZDPD4506A module socketed or soldered on the EVmEZDPD4506A-00A board?

The EVmEZDPD4506A-00A board features a single manually installed socket for the mEZDPD4506A module - enabling quick module replacement, firmware reprogramming, or evaluation of different configurations without soldering or PCB modification.

Can output voltage be adjusted without the GUI software?

No. The mEZDPD4506A module lacks analog feedback resistors; output voltage is set exclusively via I²C register writes using the Virtual Bench Pro 2.2 GUI. No hardware jumpers, DIP switches, or potentiometers are provided for manual adjustment.

What is the role of the EVKT-USBI2C-02 in this kit?

The EVKT-USBI2C-02 serves as the physical bridge between the host PC and the mEZDPD4506A module's I²C interface. It converts USB commands from Virtual Bench Pro into I²C signals, enabling real-time read/write access to all programmable registers including voltage, current limit, frequency, and protection thresholds.

Does the kit support output voltage sequencing across multiple rails?

No. PKT-MEZDPD4506A-84DB evaluates only a single-output mEZDPD4506A module. While the GUI allows precise timing control of enable/disable and soft-start, it does not provide multi-rail synchronization or inter-rail delay programming - that functionality requires separate modules and external coordination.

Is the EVmEZDPD4506A-00A board RoHS-compliant and IPC Class 2 qualified?

Yes. Per Monolithic Power Systems' public compliance documentation, the EVmEZDPD4506A-00A evaluation board meets RoHS Directive 2011/65/EU and is manufactured to IPC-A-610 Class 2 standards for automated optical inspection, solder joint integrity, and assembly reliability in commercial/industrial environments.