eFuse ICs

當電流超過額定值時，傳統的保險絲會通過焦耳熱將內置的合金部件融合在一起，從而保護電路並防止設備損壞。然而，這些熔斷器具有諸如斷路電流不確定，熔斷時間慢以及由於單個過電流破壞而需要更換工作的缺點。與傳統的保險絲不同，eFuse IC（electronic fuse）具有高速電流中斷功能，因為當過大的電流流過時，內置的MOSFET會關閉。此外，它不會被單個過電流破壞，並且可以重複使用。其優點在於它可以結合各種保護功能，例如過壓保護。該產品還可以有效減少維護成本並縮短維修時間。

產品陣容

You can narrow down the search for applicable products by selecting specifications.

Operating input voltage VIN (Min) (V)
Operating input voltage VIN (Max) (V)
Operating Output Current IOUT (Max) (A)
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Protection
Width×Length×Height(mm)
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unit:
WSON10

Package Size

W : 3.0 mm 0.12 inch
L : 3.0 mm 0.12 inch
H : 0.75 mm 0.030 inch
WSON10B

Package Size

W : 3.0 mm 0.12 inch
L : 3.0 mm 0.12 inch
H : 0.75 mm 0.030 inch

All package dimensions are guaranteed in millimeters as mentioned on datasheet. Package dimension in inches is round to 2 significant digits converted with 1mm=0.0393701inch.

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About information presented in this cross reference

The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
Please note that this cross reference is based on TOSHIBA's estimate of compatibility with other manufacturers' products, based on other manufacturers' published data, at the time the data was collected.
TOSHIBA is not responsible for any incorrect or incomplete information. Information is subject to change at any time without notice.

Technical Articles

All major protection functions are realized in one package.
Toshiba eFuse ICs incorporate various high-performance, high-precision protective functions that are not feasible with conventional fuses.
詳細資料
All major protection functions are realized in one package

Product

Electronic fuses solve the problems of conventional fuses

Power Management ICs / eFuse ICs

How quick is the protection speed of the electronic fuse?
High-speed protection reduces circuit stress

Power Management ICs / eFuse ICs

The fuse electronization changes the design?
High precision current setting of shut down improves design flexibility

Power Management ICs / eFuse ICs

Quick short-circuit protection
Toshiba eFuse IC has ultra-high-speed short circuit protecting technique. This provides robust protection.

Power Management ICs / eFuse ICs

High-precision overcurrent protection
Toshiba eFuse IC can be set optimally by means of a variable overcurrent protecting function using external resistors.

Power Management ICs / eFuse ICs

High-precision overvoltage clamp function
Toshiba eFuse IC has the function of preventing excessive voltage from being applied to the rear ICs by clamping the outputs for instantaneous voltage increases.

Power Management ICs / eFuse ICs

IEC 62368-1 Safety standard certification
Toshiba eFuse ICs have obtained certification for the latest standards.

Power Management ICs / eFuse ICs

Function to suppress inrush current
Toshiba eFuse IC can reduce the inrush current by using an adjustable slew rate control function with an external capacitance.

Power Management ICs / eFuse ICs

Thermal shutdown function and recovery operation
If an overcurrent or overvoltage condition persists for a long time in the eFuse IC and the IC temperature exceeds the set temperature, the IC is placed in a standby state to shut off the output and prevent the output from being damaged by the thermal shutdown function

Power Management ICs / eFuse ICs

Reverse current blocking function
Toshiba eFuse IC can prevent backflow current when turned off by an optional external N-channel MOSFET.

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