HFA80A-F2Y - 80A High-Speed Fuse | Littelfuse
料号： HFA80A-F2Y ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $5.25 | $5.25 |
| 10 | $4.72 | $47.20 |
| 100 | $4.2 | $420.00 |
| 500 | $3.78 | $1,890.00 |
| 1,000 | $3.36 | $3,360.00 |
HFA80A-F2Y 概述
A fuse is a sacrificial electrical component that protects circuits by melting its internal element when current exceeds a predetermined level, thereby interrupting the flow of electricity. Fuses are essential in power distribution, automotive, and industrial systems to prevent damage from short circuits and overloads. They are categorized by their voltage rating, current rating, and breaking capacity, and are available in various form factors including cartridge, blade, and surface mount types.
Key features of the HFA80A-F2Y include its high current rating of 80A, fast-acting response for sensitive electronics, and a compact design that minimizes space on the PCB. The fuse is designed to operate reliably across a temperature range of , ensuring performance in demanding environments. Its high breaking capacity allows it to safely interrupt large fault currents without causing damage to surrounding components.
The HFA80A-F2Y utilizes a silver or copper alloy element that provides low resistance and minimal power loss during normal operation. The fuse's construction ensures consistent melting characteristics, providing predictable protection. Its fast-acting nature makes it suitable for protecting IGBTs, MOSFETs, and other power semiconductors from overcurrent events.
Typical applications include electric vehicle battery packs, industrial inverters, uninterruptible power supplies (UPS), and renewable energy systems. In these applications, the fuse protects critical power components from short circuits and overloads, ensuring system safety and reliability.
When designing with this fuse, ensure that the continuous operating current is below 80A to avoid nuisance trips. Consider the ambient temperature and derating factors, as high temperatures can reduce the fuse's current-carrying capacity. Proper PCB layout with adequate copper area for heat dissipation is recommended to maintain fuse performance.
直接替换替代料： HFA80A-F2Y ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
HFA80A-F2
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
HFA80A-F2Y-Q
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
HFA80A-F2Y-TR
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
F80A-F2Y
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
80A-F2Y
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
HFA80A-F2Y 规格参数
| Rated Current | 80 A |
| Response Type | Fast-acting |
| Element Material | Silver or copper alloy |
| RoHS 状态 | unknown |
| REACH Status | unknown |
| AEC-Q100 | not_applicable |
| Lead-Free | unknown |
| 无卤 | unknown |
| Conflict Minerals | unknown |
| 生命周期状态 | active |
HFA80A-F2Y standard 引脚配置指南
HFA80A-F2Y（standard 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： HFA80A-F2Y.
请参阅 数据手册 以查看完整引脚配置。
典型应用
HFA80A-F2Y 适用于 6 应用s: Electric Vehicle Battery Packs, Industrial Inverters, Uninterruptible Power Supplies (UPS), Renewable Energy Systems, Power Semiconductors Protection, Battery Management Systems (BMS).
Electric Vehicle Battery Packs
The HFA80A-F2Y protects EV battery packs from overcurrent and short-circuit conditions. Its 80A rating and fast-acting response ensure that fault currents are interrupted quickly, preventing damage to cells and wiring. In a typical EV battery pack, the fuse is placed in series with the main power path, between the battery and the inverter. The fast-acting nature minimizes the energy let-through during a fault, reducing thermal stress on the battery. Designers must ensure the fuse's continuous current rating is above the maximum operating current, and consider derating for ambient temperature. The compact package allows for easy integration into battery management systems.
推荐
Industrial Inverters
In industrial inverters, the HFA80A-F2Y protects IGBTs and other power semiconductors from overcurrent events. The fuse is placed in the DC bus or AC output path, interrupting fault currents before they can damage the switching devices. Its fast-acting response is critical because IGBTs have limited short-circuit withstand time. The high breaking capacity ensures safe interruption of large fault currents. Designers should place the fuse close to the IGBT module to minimize stray inductance, and ensure adequate PCB copper area for heat dissipation. The fuse's low resistance reduces power loss, improving overall inverter efficiency.
推荐
Uninterruptible Power Supplies (UPS)
The HFA80A-F2Y is used in UPS systems to protect the inverter and battery from overcurrent conditions. In a UPS, the fuse is placed in the battery circuit and the inverter output. Its fast-acting response ensures that fault currents are interrupted quickly, preventing damage to the UPS components. The high current rating of 80A supports the high power levels typical of UPS systems. Designers must consider the fuse's voltage rating and breaking capacity to match the system requirements. Proper thermal management is essential, as the fuse may operate at elevated temperatures in enclosed UPS enclosures.
推荐
Renewable Energy Systems
In solar and wind power systems, the HFA80A-F2Y protects inverters and battery banks from overcurrent. The fuse is placed in the DC side of the inverter or in the battery bank. Its high current rating and fast-acting response are essential for handling the variable currents in renewable energy systems. The fuse's low resistance minimizes power loss, improving system efficiency. Designers should ensure the fuse is rated for the system's maximum voltage and current, and consider derating for high ambient temperatures. The compact package allows for easy installation in outdoor enclosures.
推荐
Power Semiconductors Protection
The HFA80A-F2Y is specifically designed to protect power semiconductors like IGBTs and MOSFETs from overcurrent. Its fast-acting response is critical because these devices have limited short-circuit withstand time. The fuse is placed in series with the semiconductor, interrupting fault currents before they can cause thermal damage. The high breaking capacity ensures safe interruption of large fault currents. Designers should place the fuse as close as possible to the semiconductor to minimize stray inductance, and ensure adequate PCB copper area for heat dissipation. The fuse's low resistance reduces power loss, improving overall system efficiency.
推荐
Battery Management Systems (BMS)
In BMS, the HFA80A-F2Y protects the battery pack from overcurrent and short-circuit conditions. The fuse is placed in the main power path, between the battery and the load. Its 80A rating and fast-acting response ensure that fault currents are interrupted quickly, preventing damage to the battery cells. The fuse's low resistance minimizes power loss, improving battery efficiency. Designers should consider the fuse's voltage rating and breaking capacity to match the BMS requirements. Proper thermal management is essential, as the fuse may operate at elevated temperatures in battery enclosures.
推荐
推荐产品汇总
工程参考数据： HFA80A-F2Y ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | HFA80A-F2 | HFA80A-F2Y-Q | HFA80A-F2Y-TR |
|---|---|---|---|---|
| Brand | Littelfuse | Littelfuse | Littelfuse | Littelfuse |
| Rated Current | 80 A | 80 A | 80 A | 80 A |
| Response Type | Fast-acting | Fast-acting | Fast-acting | Fast-acting |
| Element Material | Silver or copper alloy | Silver or copper alloy | Silver or copper alloy | Silver or copper alloy |
关键差异点
- High current rating of 80A （对比 HFA80A-F2)
- Fast-acting response （对比 HFA80A-F2)
- Silver or copper alloy element （对比 HFA80A-F2)
设计说明
The HFA80A-F2Y fuse dissipates power during normal operation due to its internal resistance. Ensure adequate PCB copper area and airflow to keep the fuse temperature within its rated operating range. Derate the fuse current for ambient temperatures above 25°C, as high temperatures reduce the fuse's current-carrying capacity. Refer to the Littelfuse application notes for derating curves.
Place the fuse close to the protected component to minimize stray inductance and ensure fast fault interruption. Use wide, short traces for high-current paths to reduce voltage drop and heat generation. Provide adequate clearance around the fuse for arc venting during interruption. Follow the manufacturer's recommended pad layout for the specific package.
Do not operate the fuse continuously at its rated current; always derate for ambient temperature and load variations. Ensure the fuse's voltage rating exceeds the maximum system voltage. Verify the breaking capacity is sufficient for the maximum fault current. Avoid using the fuse in applications with high inrush currents that may cause nuisance trips.
合规信息
Compliance information not specified in the available data. Verify with the manufacturer for RoHS, REACH, and conflict minerals status.
