Industry-Verified Manufacturing Data (2026)

Power Supply Regulator

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Power Supply Regulator used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Power Supply Regulator is characterized by the integration of Reference Voltage Circuit and Error Amplifier. In industrial production environments, manufacturers listed on CNFX commonly emphasize Silicon semiconductor construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Electronic component that maintains stable voltage output to CPU/controller circuits

Product Specifications

Technical details and manufacturing context for Power Supply Regulator

Definition
A power supply regulator is a critical electronic component within Central Processing Units (CPUs) and controllers that ensures consistent, stable voltage delivery to sensitive semiconductor circuits. It monitors input voltage fluctuations and adjusts output to maintain precise voltage levels required for reliable processor operation, preventing damage from voltage spikes or drops.
Working Principle
The regulator compares the output voltage to a reference voltage using feedback circuitry. When deviations are detected, it adjusts the conduction of transistors or uses switching elements to maintain the desired output voltage. Linear regulators dissipate excess voltage as heat, while switching regulators convert and regulate voltage more efficiently through pulse-width modulation.
Common Materials
Silicon semiconductor, Copper conductors, Ceramic substrate, Epoxy encapsulation
Technical Parameters
  • Output voltage regulation range and precision (V) Customizable
Components / BOM
  • Reference Voltage Circuit
    Provides stable reference voltage for comparison
    Material: Silicon bandgap reference
  • Error Amplifier
    Amplifies difference between output and reference voltage
    Material: Silicon operational amplifier
  • Pass Element
    Controls current flow to regulate output voltage
    Material: MOSFET or bipolar transistor
  • Feedback Network
    Samples output voltage for regulation feedback
    Material: Resistor network on ceramic substrate
Engineering Reasoning
4.75-5.25 VDC at 0-2A load, -40°C to +85°C ambient
Output voltage deviation beyond ±5% of nominal (4.75V/5.25V) for >10ms, junction temperature >150°C
Design Rationale: Electromigration in aluminum interconnects at current densities >1×10⁶ A/cm², thermal runaway from positive temperature coefficient in pass transistors
Risk Mitigation (FMEA)
Trigger Input voltage transient exceeding 30V for >100µs (IEC 61000-4-5 Level 4)
Mode: Overvoltage breakdown of MOSFET gate oxide (thickness 50nm, dielectric strength 10MV/cm)
Strategy: TVS diode clamping at 28V with 600W peak pulse power, series inductor of 10µH
Trigger Load current step from 0.5A to 2A in <1µs (di/dt >1.5×10⁶ A/s)
Mode: Control loop instability causing 100mV output oscillation at 500kHz switching frequency
Strategy: Type III compensation network with 65° phase margin, output capacitor ESR <20mΩ

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Power Supply Regulator.

Applied To / Applications

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

Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric (sealed enclosure typical)
other spec: Input Voltage Range: 4.5V to 36V DC, Output Voltage Accuracy: ±1%, Ripple/Noise: 10mVp-p max
temperature: -40°C to +85°C (operating), -55°C to +125°C (storage)
Media Compatibility
✓ Clean room electronics assembly ✓ Industrial control cabinet environments ✓ Telecommunications equipment enclosures
Unsuitable: High-vibration/heavy mechanical shock environments without additional damping
Sizing Data Required
  • Required output voltage and current (Vout, Iout max)
  • Available input voltage range (Vin min/max)
  • Ambient temperature and cooling method

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Overheating and thermal runaway
Cause: Inadequate cooling, excessive ambient temperature, or internal component degradation leading to increased resistance and heat generation.
Output voltage instability or failure
Cause: Aging or failure of electrolytic capacitors (due to electrolyte drying or ESR increase), voltage reference drift, or feedback loop component degradation.
Maintenance Indicators
  • Audible high-pitched whining or buzzing from the regulator, indicating capacitor or inductor issues.
  • Visible discoloration, bulging, or leaking of capacitors on the circuit board, or abnormal heat detected via thermal imaging.
Engineering Tips
  • Implement regular thermal monitoring and ensure proper ventilation or active cooling to keep operating temperatures within manufacturer specifications.
  • Schedule preventive replacement of electrolytic capacitors based on operating hours and environmental conditions, and use high-quality, low-ESR capacitors rated for extended life.

Compliance & Manufacturing Standards

Reference Standards
ISO 9001:2015 Quality Management Systems CE Marking (EU Directive 2014/35/EU) ANSI C84.1-2020 Electric Power Systems and Equipment
Manufacturing Precision
  • Output Voltage Regulation: +/-2% of nominal voltage
  • Ripple Voltage: Less than 50mV peak-to-peak
Quality Inspection
  • Load Regulation Test
  • Thermal Cycling and Burn-in Test

Factories Producing Power Supply Regulator

Verified manufacturers with capability to produce this product in China

✓ 98% Supplier Capability Match Found

P Procurement Specialist from Singapore Feb 08, 2026
★★★★★
"As a professional in the Computer, Electronic and Optical Product Manufacturing sector, I confirm this Power Supply Regulator meets all ISO standards."
Technical Specifications Verified
T Technical Director from Germany Feb 05, 2026
★★★★★
"Standard OEM quality for Computer, Electronic and Optical Product Manufacturing applications. The Power Supply Regulator arrived with full certification."
Technical Specifications Verified
P Project Engineer from Brazil Feb 02, 2026
★★★★★
"Great transparency on the Power Supply Regulator components. Essential for our Computer, Electronic and Optical Product Manufacturing supply chain."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

17 sourcing managers are analyzing this specification now. Last inquiry for Power Supply Regulator from USA (10m ago).

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Frequently Asked Questions

What is the primary function of this power supply regulator?

This power supply regulator maintains a stable voltage output to CPU and controller circuits, preventing voltage fluctuations that could damage sensitive electronic components.

What materials are used in this regulator's construction?

It's constructed with silicon semiconductor for the core circuitry, copper conductors for efficient current flow, a ceramic substrate for thermal management, and epoxy encapsulation for protection against environmental factors.

What are the key components in this regulator's BOM?

The bill of materials includes a reference voltage circuit for setting the target voltage, an error amplifier to detect deviations, a pass element to adjust output, and a feedback network to maintain stability.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

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