Accessories

Image Part Number Description / PDF Quantity Rfq
LS-DIN3

LS-DIN3

TDK-Lambda, Inc.

BRACKET DIN RAIL FOR LS PWR SUP

13

LDIN50/75

LDIN50/75

TDK-Lambda, Inc.

BRACKET DIN RAIL FOR JWS50/75

12

FPSS1U

FPSS1U

TDK-Lambda, Inc.

POWER SHELF FOR FPS1000 SERIES

30

HFE1600-S1U-TB

HFE1600-S1U-TB

TDK-Lambda, Inc.

POWER SHELF FOR HFE1600 SERIES

0

ZBM20-24

ZBM20-24

TDK-Lambda, Inc.

BUFFER MODULE 24V 20A

0

ZBM20-12

ZBM20-12

TDK-Lambda, Inc.

BUFFER MODULE 11V 20A

0

DIN03

DIN03

TDK-Lambda, Inc.

BRACKET DIN RAIL HWS80/100/150

21

HFE1600-S1U

HFE1600-S1U

TDK-Lambda, Inc.

POWER SHELF FOR HFE1600 SERIES

24

DRM40B

DRM40B

TDK-Lambda, Inc.

REDUNDANCY MODULE 2X20A, 40A MAX

612

ZBM20-15

ZBM20-15

TDK-Lambda, Inc.

BUFFER MODULE 13.8V 20A

0

HFE2500LAN

HFE2500LAN

TDK-Lambda, Inc.

LAN MODULE FOR HFE2500 POWER SUP

722

FPST1U

FPST1U

TDK-Lambda, Inc.

POWER SHELF FOR FPS1000 SERIES

0

TLRC01

TLRC01

TDK-Lambda, Inc.

CABLE FOR TL SERIES

0

KTEK88778

KTEK88778

TDK-Lambda, Inc.

CONN KIT FOR ALPHA POWER SUP

0

HFE1600D1UTB

HFE1600D1UTB

TDK-Lambda, Inc.

RACK MOUNT FOR HFE1600 SERIES

15

KTD188539

KTD188539

TDK-Lambda, Inc.

CONN KIT FOR ALPHA POWER SUP

0

FPST1U/P

FPST1U/P

TDK-Lambda, Inc.

POWER SHELF FOR FPS1000 SERIES

0

KTS188538

KTS188538

TDK-Lambda, Inc.

CONN KIT FOR ALPHA POWER SUP

0

HFE2500KIT

HFE2500KIT

TDK-Lambda, Inc.

EVAL BOARD FOR HFE2500 PWR SUPP

3

TLHB19

TLHB19

TDK-Lambda, Inc.

BRACKET KIT FOR TL SERIES

0

Accessories

1. Overview

External/internal power supply accessories refer to components that enable power delivery, management, and protection for electronic systems. These accessories ensure stable operation, efficiency, and safety in applications ranging from consumer electronics to industrial machinery. Modern technology relies on these accessories to meet energy efficiency standards, reduce downtime, and support complex power architectures.

2. Main Types and Functional Classification

TypeFunction FeaturesApplication Examples
External Power AdaptersAC-DC conversion, portability, over-voltage protectionLaptops, medical devices
Internal Power ModulesIntegrated DC-DC conversion, compact form factorServers, networking equipment
Power Distribution BoardsMulti-channel output, load balancingData centers, industrial automation
Battery Backup SystemsUninterruptible power supply (UPS), energy storageEmergency lighting, critical infrastructure
Power Management ICsDigital monitoring, dynamic voltage scalingSmartphones, IoT devices

3. Structure and Components

Typical components include:

  • Metal/Plastic Housing (thermal management and EMI shielding)
  • PCB with Power Semiconductors (MOSFETs, rectifiers)
  • Transformer/Inductor Arrays
  • Connectors (USB-C, PCIe, or proprietary interfaces)
  • Thermal Pads/Sinks for heat dissipation
  • Protection Circuits (OCP, OVP, SCP)

4. Key Technical Specifications

ParameterImportance
Input Voltage Range (90-264V AC)Ensures global compatibility
Efficiency Rating (80 PLUS Certification)Reduces energy waste
Output Ripple Noise (<30mV)Protects sensitive electronics
Operating Temperature (-40 C to +70 C)Determines reliability in extreme conditions
Safety Certifications (UL/CE/IEC 62368)Compliance with regulatory standards
MTBF (Mean Time Between Failures) >100,000 hoursMeasures long-term reliability

5. Application Fields

  • Information Technology: Server racks, storage systems
  • Healthcare: MRI machines, patient monitors
  • Industrial: CNC machines, robotics
  • Telecommunications: Base stations, fiber optic networks
  • Consumer Electronics: Gaming consoles, smart home hubs

6. Leading Manufacturers and Products

ManufacturerRepresentative Product
Delta ElectronicsPDT Series Modular Power Supplies
Mean WellUHP-1500-24 High-Power PSU
FSP GroupGolden Series PC Power Supplies
CUI Inc.PSK-25Q-12 Power Adapter
Vicor CorporationChiP Power Modules

7. Selection Guidelines

Key considerations:

  • Power Requirements (calculate peak/continuous load with 20% margin)
  • Form Factor Compatibility (ATX, SFX, or custom mechanical dimensions)
  • Environmental Conditions (humidity, vibration, altitude)
  • Certification Needs (energy efficiency standards, industry-specific compliance)
  • Redundancy Features (N+1 configuration for mission-critical systems)

Case Study: A semiconductor manufacturing plant selected IP67-rated power distribution units with active PFC to reduce harmonic distortion in high-vibration environments.

8. Industry Trends

Emerging trends include:

  • Gallium Nitride (GaN) devices enabling 98%+ efficiency
  • Smart power systems with IoT-enabled monitoring
  • Modular designs for rapid scalability
  • 48V DC ecosystems for data centers
  • Advanced thermal management using phase-change materials

Market growth driven by EV charging infrastructure and renewable energy integration requirements.

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