Editorial Technical Reference

Power Regulator

This page explains how Power Regulator is classified within Computer, Electronic and Optical Product Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

Electronic component that stabilizes and regulates power supply within a Wi-Fi module

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Power Regulator

Definition
A power regulator is a critical electronic component within a Wi-Fi module that ensures stable and consistent voltage/current delivery to the module's various circuits. It protects sensitive components from power fluctuations, noise, and surges, maintaining optimal performance and reliability of wireless communication functions. The regulator accepts a wide input voltage range of 9–36 V DC, accommodating industrial supply fluctuations, and provides a stable output of 3.3 V DC with ±2% tolerance, suitable for Wi-Fi module logic. It delivers an output current of 0.5–2 A, with peak current capability for data transmission. Line regulation is ±1%, and load regulation is ±2%, ensuring minimal output variation with input or load changes. Ripple and noise are kept at or below 50 mV peak-to-peak, critical for RF performance. Efficiency ranges from 85% to 92% at full load. The component operates over -40 to 85 °C and can be stored from -55 to 125 °C, with non-condensing humidity tolerance of 5–95% RH. It provides 1500 V DC isolation voltage between input and output, referenced to IEC 62368-1. The compact SMD package measures 12.2 × 12.2 × 4.5 mm and weighs approximately 1.5 g. Typical materials include semiconductor silicon, copper, ceramic substrate, and epoxy resin. This directory entry provides reference parameters; actual model-specific values and compliance must be verified with the legal manufacturer or supplier.
Working Principle
The power regulator monitors input voltage from the main power source and uses switching or linear regulation techniques to maintain a constant output voltage. It typically employs feedback loops, voltage references, and control circuits to adjust power delivery based on load requirements, filtering out noise and compensating for input variations. The regulator continuously compares the output voltage to a reference, and any deviation is corrected by adjusting the pass element or switching duty cycle. This ensures that the Wi-Fi module receives a clean, stable power supply, protecting sensitive RF circuits from fluctuations that could degrade performance.
Common Materials
Semiconductor silicon, Copper, Ceramic substrate, Epoxy resin
Technical Parameters
ParameterTypical rangeNotes & selection driver
Input Voltage Range9–36 V DCWide range for industrial supply fluctuations
Output Voltage3.3 ±2% V DCStable for Wi-Fi module logic
Output Current0.5–2 APeak current for data transmission
Line Regulation±1 %Output change with input variation
Load Regulation±2 %Output change with load variation
Ripple and Noise≤50 mV p-pCritical for RF performance
Efficiency85–92 %At full load
Operating Temperature-40–85 °CIndustrial grade
Storage Temperature-55–125 °CNon-operating
Humidity5–95 % RHNon-condensing
Isolation Voltage1500 V DCInput to outputIEC 62368-1
Dimensions12.2 × 12.2 × 4.5 mmCompact SMD package
Weight1.5 gTypical

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Control Circuit Part
    Monitors output voltage and adjusts regulation
    Material: Semiconductor silicon
  • Pass Element Part
    Regulates current flow to maintain output voltage
    Material: Semiconductor silicon
  • Feedback Network Part
    Provides voltage reference and sensing
    Material: Resistive materials
  • Heat Sink Part
    Dissipates heat generated during operation
    Material: Aluminum or copper

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
temperature: -40°C to +85°C
ripple rejection: 60dB @ 1kHz
current output max: 500mA
operating frequency: 2.4GHz/5GHz Wi-Fi bands
voltage input range: 3.0V to 5.5V
Media Compatibility
✓ Wi-Fi 6/6E modules ✓ IoT sensor networks ✓ Embedded computing systems
Unsuitable: High-voltage industrial motor control environments
Sizing Data Required
  • Input voltage range (V)
  • Maximum load current (A)
  • Required output voltage accuracy (±%)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Overheating and thermal degradation
Cause: Inadequate cooling, dust accumulation on heat sinks, excessive ambient temperature, or prolonged operation beyond rated capacity leading to insulation breakdown and component failure.
Voltage regulation failure
Cause: Aging or faulty capacitors, semiconductor device degradation (e.g., MOSFETs, IGBTs), poor solder joints due to thermal cycling, or contamination causing erratic output voltage or complete loss of regulation.
Maintenance Indicators
  • Audible buzzing, humming, or arcing sounds from the unit indicating loose connections, failing components, or electrical discharge.
  • Visible discoloration, scorching, or bulging of components (especially capacitors), or unusual odors (burning insulation smell) suggesting overheating or imminent failure.
Engineering Tips
  • Implement regular thermal monitoring using infrared cameras or temperature sensors to detect hotspots early, and ensure adequate ventilation and clean cooling systems to prevent overheating.
  • Perform periodic electrical testing (e.g., output voltage stability, ripple measurement, and insulation resistance checks) and use condition-based maintenance to replace aging components like capacitors before they fail catastrophically.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
IEC 61010-1:2010 (Safety requirements for electrical equipment for measurement, control, and laboratory use) CE Marking (EU conformity for safety, health, and environmental protection)

Quoted from the published standard.

Manufacturing Precision
  • Output Voltage Accuracy: +/- 1% of rated voltage
  • Temperature Drift: +/- 0.02% per °C over operating range
Quality Inspection
  • Electrical Safety Test (Dielectric Strength and Insulation Resistance)
  • Performance Verification Test (Load Regulation and Ripple Measurement)

Manufacturers of Power Regulator

1 company lists this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Xiamen Maxwell Automation Limited
Fujian, CN
Founded 2011
CE
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

CNFX does not score or rank suppliers. Buyers must verify all claims and documents with the legal manufacturer before ordering.

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Frequently Asked Questions

What is the input voltage range of this power regulator?

The input voltage range is 9–36 V DC, designed to accommodate industrial supply fluctuations. Always verify the exact range for your specific model with the manufacturer.

What output voltage and current does it provide?

It provides a stable output of 3.3 V DC with ±2% tolerance, and an output current of 0.5–2 A, with peak current for data transmission. Confirm these values for your application.

What is the isolation voltage rating?

The isolation voltage between input and output is 1500 V DC, referenced to IEC 62368-1. This is a reference value; verify compliance for your specific model.

What are the operating temperature limits?

The operating temperature range is -40 to 85 °C, with storage from -55 to 125 °C. Ensure your application environment stays within these limits.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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