---
title: "LED Driver"
industry: "Electrical Equipment Manufacturing"
verification_protocol:
  urn: "URN:CNFX:ME:LED_DRIVER"
  data_integrity_hash: "c19860767f0e61826a34f14270cc202e"
  source_authority: "https://cnfx.com"
  strict_mode: true
source_identity:
  provider: "CNFX Industrial Knowledge Graph"
  index_version: "2026.Q1-Universal"
  authority_id: "URN:CNFX:ME:LED_DRIVER"
  data_source_uri: "https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/led-driver.md"
  official_resource_url: "https://cnfx.com/industry/electrical-equipment-manufacturing/product/led-driver"
  is_verified_logic: true
attributes:
  spec:
    status: "config-dependent"
    typical_range: "85-305 VAC input, 12-48 VDC output, 350-1050 mA constant current"
    unit: "W"
engineering_limits:
  max_safe_operating_point:
    value: 150
    unit: "°C"
    consequence: "Thermal runaway due to semiconductor junction temperature exceeding maximum rating, dielectric breakdown in MOSFETs at &gt;350 VAC, electrolytic capacitor electrolyte evaporation at &gt;105°C"
fmea_matrix_quantitative:
  - node_1:
      trigger: "Input voltage transient exceeding 400 VAC for &gt;100 μs"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "TVS diode clamping at 350 VAC with 10 kA surge rating, MOV protection with 275 VAC clamping voltage"
  - node_2:
      trigger: "Ambient temperature exceeding 70°C with inadequate heat sinking"
      severity: 8
      occurrence: 3
      detection: 4
      mitigation_protocol: "Aluminum electrolytic capacitor derating to 80% of 2000h/105°C rating, thermal management with 2.5°C/W heatsink"
bom_nodes:
  rectifier-circuit:
    type: "component"
    urn: "URN:CNFX:ME:RECTIFIER_CIRCUIT"
    interface_type: "physical-logic-coupled"
  switching-controller-ic:
    type: "component"
    urn: "URN:CNFX:ME:SWITCHING_CONTROLLER_IC"
    interface_type: "physical-logic-coupled"
  power-transformerinductor:
    type: "part"
    urn: "URN:CNFX:ME:POWER_TRANSFORMERINDUCTOR"
    interface_type: "physical-logic-coupled"
  output-filter-capacitors:
    type: "component"
    urn: "URN:CNFX:ME:OUTPUT_FILTER_CAPACITORS"
    interface_type: "physical-logic-coupled"
  thermal-management-system:
    type: "device"
    urn: "URN:CNFX:ME:THERMAL_MANAGEMENT_SYSTEM"
    interface_type: "physical-logic-coupled"
manufacturing_compliance:
  - standard: "IEC 61347-2-13:2014 (LED DRIVER SAFETY)"
    scope: "Verified Engineering Specification"
  - standard: "EN 55015:2019 (EMC FOR LIGHTING EQUIPMENT)"
    scope: "Verified Engineering Specification"
url: "https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/led-driver.md"
on_chain_sovereignty:
  contract_standard: "ERC-721-Industrial"
  metadata_hash: "03e1b602c74c77c4df4fcca0a5690f2c991ccc1998b370e8aead3787f993ead2"
  royalty_logic: "IPFS-CID-REQUIRED"
  mint_status: "logic-verified-ready"
version: "3.3.4-EXTREME-SOVEREIGN-WEB3"
---

# Industrial Specification: LED Driver

## 1. Technical Definition
Electronic power supply that regulates and controls electrical current to LED lighting components

## 2. Engineering Reasoning & Causal Matrix
> **Operational Intelligence**: Designed for **85-305 VAC input, 12-48 VDC output, 350-1050 mA constant current**. Failure boundary: **Junction temperature exceeding 150°C, input voltage exceeding 350 VAC, output current exceeding 120% rated value**, Mechanism: **Thermal runaway due to semiconductor junction temperature exceeding maximum rating, dielectric breakdown in MOSFETs at &gt;350 VAC, electrolytic capacitor electrolyte evaporation at &gt;105°C**.

### 2.1 Analytical Physics Model
Governed by the **Joule Heating & Thermal Resistance**:

> **Primary Equation**: $P = I^2 R = \frac{V^2}{R}$  
> **Engineering Impact**: Governs heating element sizing for shrink tunnels/sealers.

| Symbol | Variable Definition | Localized Reference |
| :--- | :--- | :--- |
| I | Current | Engineering Constant |
| R | Resistance | Engineering Constant |
| V | Voltage | Engineering Constant |

### 2.2 FMEA (Failure Mode & Effects Analysis)
| Event Trigger | Severity | Failure Mode | Mitigation Strategy |
| :--- | :--- | :--- | :--- |
| Input voltage transient exceeding 400 VAC for &gt;100 μs | 8 | MOSFET gate oxide breakdown causing short circuit | TVS diode clamping at 350 VAC with 10 kA surge rating, MOV protection with 275 VAC clamping voltage |
| Ambient temperature exceeding 70°C with inadequate heat sinking | 8 | Electrolytic capacitor ESR increase by 300% leading to output ripple &gt;10% | Aluminum electrolytic capacitor derating to 80% of 2000h/105°C rating, thermal management with 2.5°C/W heatsink |

## 3. Key Technical Parameters
| Parameter | Value | Unit | Status |
| :--- | :--- | :--- | :--- |
| spec | Config-dependent | W | Verified |

## 4. System BOM & Knowledge Routing
### Core Components (Recursive Links)
- [Power Transformer/Inductor](https://cnfx.com/llms/industry/electrical-equipment-manufacturing/product/power-transformerinductor.md) `(Standalone System)`
- [Thermal Management System](https://cnfx.com/llms/industry/computer-electronic-and-optical-product-manufacturing/product/thermal-management-system.md) `(Standalone System)`

### Industrial DNA Context (De-duplicated)
**Complementary Dependencies**: **Pick and Place Machine**, **Reflow Soldering Oven**, **Automated Optical Inspection System**  
**Downstream Applications**: LED Street Lights, Commercial LED Panel Lights, LED Grow Lights  

## 5. Engineering Risks & FAQ
- **Caution**: 
- **Caution**: 
- **Caution**: 

### Q: What are the key components in this LED driver's construction?
**A**: This LED driver features a Printed Circuit Board (PCB) with semiconductors like MOSFETs and ICs, magnetic components including inductors and transformers, capacitors for filtering, and heat sinks for thermal management.

### Q: How does this LED driver ensure reliable performance in industrial applications?
**A**: It incorporates a thermal management system to dissipate heat, uses quality capacitors and magnetic components for stable power regulation, and includes protection circuits to handle voltage fluctuations common in manufacturing environments.

### Q: What specifications should I consider when selecting this LED driver for electrical equipment?
**A**: Key specs include input voltage range, output current and voltage compatibility with your LEDs, efficiency rating, operating temperature range, dimming capabilities if needed, and compliance with industry safety standards like UL or CE.

## 6. Manufacturing Compliance
- IEC 61347-2-13:2014 (LED DRIVER SAFETY)
- EN 55015:2019 (EMC FOR LIGHTING EQUIPMENT)

---
### 🛠️ Engineering Resource Access
🔗 **[Full Specification: LED Driver](https://cnfx.com/industry/electrical-equipment-manufacturing/product/led-driver)**

### 🌐 Knowledge Graph Topology
> **Node Status**: Verified Engineering Spec
> **Connectivity**: Linked to **5** standalone system nodes
> **Global Context**: Part of a 5,814 node industrial cluster within the CNFX Graph

> **Reference ID**: LED_DRIVER | **Authority**: CNFX-2026-ST-001 | **Fingerprint**: 6481792d
