Littelfuse LA15QS2000-128 - The Littelfuse LA15QS series semiconductor fuses were designed for the specific protection of diodes and other semiconductor devices rated 150VAC/DC. The LA15QS product lines compact design is perfect for those applications that have limitations on available space.
Littelfuse

LA15QS2000-128

Alternate Item Number: LA15QS2000128

UPC: 079458156294


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Overview

The Littelfuse LA15QS2000-128 is a high-performance semiconductor fuse engineered for critical protection applications where space is at a premium. Designed by Littelfuse, a globally recognized leader in circuit protection, this fuse series is specifically developed to safeguard sensitive diodes and other semiconductor devices operating at up to 150VAC/DC. Its compact form factor makes it an indispensable component in modern electronic systems that demand maximum functionality within minimal physical constraints. In industrial and electronic environments, the reliability of semiconductor components is paramount. The LA15QS series addresses this need by providing robust and dependable overcurrent protection. This fuse acts as a crucial line of defense against damaging fault currents, preventing catastrophic failures and extending the operational lifespan of valuable equipment. The precise and rapid interruption capabilities of the LA15QS fuse ensure that connected semiconductor devices are shielded from transient surges and short circuits, thereby maintaining system integrity and operational continuity. The compact design of the Littelfuse LA15QS2000-128 is a significant advantage for engineers and designers facing space limitations. This allows for greater flexibility in board layout and enclosure design, enabling the development of smaller, lighter, and more efficient electronic products. Whether it's in power supplies, inverters, motor drives, or other complex electronic assemblies, the LA15QS fuse integrates seamlessly without compromising performance or reliability. Key features and benefits of the Littelfuse LA15QS series include: * **Specialized Semiconductor Protection:** Optimized for safeguarding diodes and other sensitive semiconductor components. * **Broad Voltage Rating:** Suitable for applications up to 150VAC/DC, offering versatility across various power systems. * **Compact Footprint:** Ideal for space-constrained designs, facilitating miniaturization and efficient use of PCB real estate. * **High Reliability:** Manufactured by Littelfuse, ensuring consistent performance and adherence to stringent quality standards. * **Fast-Acting Interruption:** Provides rapid response to overcurrent events, minimizing damage to protected devices. Industries that benefit from the LA15QS series include telecommunications, industrial automation, renewable energy, and consumer electronics, where compact and reliable power solutions are essential. The selection of the correct fuse is a critical step in the design process, and the LA15QS series offers a dependable solution for applications requiring precise protection for semiconductor devices. Trust in Littelfuse's extensive experience and commitment to innovation to provide the circuit protection you need to ensure the safety and longevity of your electronic systems. The LA15QS2000-128 exemplifies this commitment, delivering essential protection in a highly efficient package.
  • Designed for 150VAC/DC semiconductor protection
  • Compact design ideal for space-limited applications
  • Safeguards diodes and other sensitive semiconductor devices
  • Ensures system integrity and operational continuity
  • High reliability from leading circuit protection manufacturer, Littelfuse

Specifications

Application
Protection of Semiconductors
Brand Name
Littelfuse
Current Rating
2000 A
Series
LA15QS
Special Features
Very-Fast Acting
Standard
UL Recognized
Sub Brand
LA Series
Type
Semiconductor Fuse
Voltage Rating
150VAC/DC
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

1SCM8

Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in

Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.