Monolithic Power Systems Inc. EV6530-F-00A

Overview

EV6530-F-00A from Monolithic Power Systems is a dedicated evaluation board for the MP6530GF three-phase BLDC motor pre-driver IC, supporting 5V–60V input operation and configured to drive six external N-channel MOSFETs in three half-bridge stages. It accepts Hall sensor feedback (3.3V or 5V logic) and receives PWM/enable control signals from an external MCU or FPGA for commutation timing, enabling rapid validation of motor control firmware and gate-drive layout in power tools and e-bike motor systems.

For engineers reviewing the EV6530-F-00A datasheet, EV6530-F-00A pinout, EV6530-F-00A application, or EV6530-F-00A equivalent, this board provides verified reference design implementation of MP6530GF-based 3-phase pre-driver topology-including OC_REF threshold programming, nFAULT reporting, BST capacitor routing, and Hall signal conditioning-supporting functional verification before custom PCB spin.

Technical Context

The EV6530-F-00A implements a gate-driver reference platform for the MP6530GF, which integrates high-side and low-side drivers with bootstrap circuitry (BSTA/BSTB/BSTC), Hall-input comparators (HA/HB/HC), and programmable overcurrent protection via OC_REF analog voltage input (0.1V–2.4V). It supports 100% duty cycle operation and delivers fault status via open-drain nFAULT output.

Board-level design includes 1000µF/63V bulk input capacitance, six 4.7µF ceramic decoupling caps per phase, 100nF BST capacitors, and 100mΩ current-sense resistors (R7–R11) for OCP calibration. Hall sensor interface uses 200kΩ pull-up (R15) and 499Ω termination (R14) to match standard 3-wire Hall IC outputs.

Key Specifications

Availability

EV6530-F-00A is available at Aetrix Electronics and suitable for power tool development, e-bike motor controller prototyping, and industrial BLDC commissioning requiring stable component supply, traceable evaluation hardware, and documented reference schematics.

Supply support for EV6530-F-00A 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 analog and power ICs, with core expertise in DC/DC converters, motor drivers, and LED controllers.

The MP6530GF product line targets high-efficiency, high-voltage BLDC motor pre-driver applications, designed specifically for cost-sensitive, thermally constrained systems like cordless power tools and light electric vehicles where integrated gate-drive control and robust fault management are critical.

FAQ

What input voltage range does the EV6530-F-00A support?

The board operates from 5V to 60V DC applied to the VIN and GND terminals. This range accommodates both low-voltage lab testing (e.g., 12V bench supply) and high-voltage battery packs (e.g., 48V e-bike systems), with full functionality including gate-drive bias generation and Hall sensing across the entire span.

How is overcurrent protection configured on this evaluation board?

OCP is set by applying a precision DC voltage (0.1V–2.4V) to the OC_REF header. With the onboard 100mΩ sense resistors, this maps linearly to trip currents from ~1A to ~24A. The MP6530GF compares this reference against the sensed voltage drop and asserts nFAULT if exceeded.

Does the board include Hall sensor interface circuitry?

Yes - it provides dedicated HA, HB, HC inputs with internal comparators and external 200kΩ pull-up (R15) and 499Ω termination (R14) to condition standard 3-wire Hall-effect sensor outputs. VH and VH_GND headers supply 3.3V or 5V logic power to the Hall sensors.

Can the EV6530-F-00A drive motors directly, or does it require external MOSFETs?

It requires six external N-channel MOSFETs (e.g., IRF3710S) mounted on the board. The MP6530GF is a pre-driver only - it generates high- and low-side gate drive signals (SHA/SHB/SHC, GLA/GLB/GLC) but does not integrate power switches. All power FETs are user-installed and socketed.

What is the purpose of the BSTA/BSTB/BSTC pins on the board?

These are bootstrap capacitor connections for the high-side gate drivers. Each requires a 100nF/25V ceramic capacitor (C17–C19) between BSTx and SHx to generate the floating voltage needed to fully enhance the high-side N-MOSFETs during 100% duty cycle operation.

Is the nFAULT signal active-high or active-low?

nFAULT is an open-drain, active-low output. It pulls low during OCP, overtemperature, or UVLO faults and remains high-impedance otherwise. An external pull-up resistor (e.g., 10kΩ to 3.3V or 5V) is required to generate a valid logic-high level for MCU interrupt or status monitoring.