Monolithic Power Systems Inc. EV06W0503A-2-Y-00B

Overview

EV06W0503A-2-Y-00B from Monolithic Power Systems is an evaluation board for the MID06W0503AGY-2S semi-regulated isolated DC/DC converter module, delivering 3.3 V at up to 0.18 A (0.6 W) with 1.5 kVDC isolation, input range 4.5–5.5 V, and SOIC-16 WB package integration. It enables rapid validation of isolated power in space-constrained industrial and embedded systems.

For engineers reviewing the EV06W0503A-2-Y-00B datasheet, EV06W0503A-2-Y-00B pinout, EV06W0503A-2-Y-00B application, or EV06W0503A-2-Y-00B equivalent, this board supports quick-start functional verification, load transient testing, line/load regulation characterization, and thermal derating assessment under real operating conditions.

Technical Context

The EV06W0503A-2-Y-00B implements a complete test platform for the MID06W0503AGY-2S, which integrates MOSFET, transformer, and feedback circuitry into a single SOIC-16 WB package. It operates across 4.5–5.5 V input and delivers a fixed 3.3 V output with ≤±2% load regulation and ≤±1% line regulation over full load and temperature range.

Board-level design includes dual 10 µF + 0.1 µF ceramic input/output capacitance (TDK C2012X5R1A106KT000E and Samsung CL05B104KO5NNNC), split ground planes (GND1/PGND1 and GND2/PGND2), and 2-layer 1 oz copper construction measuring 5.1 cm × 5.1 cm × 0.3 cm - optimized for isolation integrity and EMI performance.

Key Specifications

Availability

EV06W0503A-2-Y-00B is available at Aetrix Electronics and suitable for isolated sensor interface, industrial PLC I/O modules, and medical patient-monitoring front-end designs requiring stable component supply, traceable sourcing, and long-term evaluation support.

Supply support for EV06W0503A-2-Y-00B 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, with expertise in DC/DC conversion, motor drivers, and battery management solutions.

The MID06W0503A product line delivers compact, integrated isolated DC/DC modules targeting space-constrained applications needing galvanic separation without discrete transformer design or complex feedback compensation.

FAQ

What is the primary function of the EV06W0503A-2-Y-00B?

This evaluation board demonstrates the MID06W0503AGY-2S isolated DC/DC converter module. It provides a ready-to-use platform for validating 3.3 V output, 0.6 W power delivery, 1.5 kVDC isolation, and thermal performance under real load and input voltage conditions - no additional components required beyond input source and load.

Can the EV06W0503A-2-Y-00B be used for production?

No - it is strictly an evaluation board intended for lab validation and design prototyping. The MID06W0503AGY-2S module itself is production-qualified, but the EV06W0503A-2-Y-00B PCB lacks production-grade certifications, conformal coating, or extended reliability testing required for end-equipment deployment.

What are the critical layout features enabling 1.5 kVDC isolation?

The board uses physically separated GND1/PGND1 (primary side) and GND2/PGND2 (secondary side) planes, with ≥8 mm creepage distance between VIN/VOUT traces, SOIC-16 WB package mounting, and absence of vias crossing the isolation barrier - all verified per IPC-2221B guidelines for reinforced insulation.

Does the board include short-circuit protection?

Yes - the underlying MID06W0503AGY-2S module features internal short-circuit protection, demonstrated on the EV06W0503A-2-Y-00B via SCP entry waveforms showing automatic foldback and recovery without latch-up or damage when VOUT is shorted during operation.

What capacitor types and values are used on the board?

The board uses two 10 µF X5R 10 V 0805 ceramics (TDK C2012X5R1A106KT000E) and two 0.1 µF X7R 16 V 0402 ceramics (Samsung CL05B104KO5NNNC) - one pair each on input and output - selected for low ESR, stable capacitance over temperature, and effective high-frequency noise suppression.

How do I configure the board for different output loads?

No configuration is needed - the board delivers fixed 3.3 V output across 0–0.18 A. Load is applied directly between VOUT and GND2 terminals. For accurate measurement, use Kelvin connections and ensure load leads do not bridge isolation boundaries to avoid compromising safety margins.