# LT4363HDE\-2\#PBF (Component)

## Description

High\-Voltage Surge Stopper IC – Overvoltage and surge protection controller that drives an external N\-channel MOSFET to limit transient and sustained overvoltage conditions\. The Analog Devices LT4363HDE\-2\#PBF supports 4 V to 80 V operating voltage, adjustable overvoltage clamping, and an external MOSFET switch\. It is provided in a 12\-DFN \(4 × 3 mm\) package with an exposed pad\.

\#AnalogDevices \#LT4363 \#SurgeStopper \#OvervoltageProtection \#CircuitProtection \#MOSFETController \#PowerProtection \#80V \#DFN \#PowerManagement

## Component Details

- **Owner:** silicon\-yard
- **Created:** 8/23/2026
- **Last Updated:** 8/23/2026
- **Visibility:** Public
- **Symbol Style:** parametric\-v1
- **Manufacturer Name:** Analog Devices
- **Part Type:** Circuit Protection Devices
- **Datasheet URL:** https://www\.analog\.com/LT4363/datasheet
- **Manufacturer Part Number:** LT4363HDE\-2\#PBF
- **Used in:** 2 projects

## Distributor Pricing (qty 1)

*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*

| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/lt4363hde-2pbf/analog-devices.html?utm_currency=USD&region=asia) | $11\.0276 | 0 |
| [Digi\-Key](https://www.digikey.com/en/products/detail/analog-devices-inc/LT4363HDE-2-PBF/4245475) | $12\.88 | 732 |
| [LCSC](https://www.lcsc.com/product-detail/C580192.html) | $6\.2764 | 7 |
| [Mouser](https://www.mouser.com/en/ProductDetail/Analog-Devices/LT4363HDE-2PBF?qs=hVkxg5c3xu%252F4taOpbGrhlQ%253D%253D) | $12\.42 | 1\.1K |

- **Part Type:** Circuit Protection Devices
- **Manufacturer:** Analog Devices
- **MPN:** LT4363HDE\-2\#PBF
- **Mount Type:** Clamp
- **Package / Case Code:** 12\-DFN
- **Pin Count:** 13
## Pins

| Pin | Name | Type |
|-----|------|------|
| 5 | VCC |  |
| 1 | FB |  |
| 2 | OUT |  |
| 3 | SNS |  |
| 7 | OV |  |
| 8 | UV |  |
| 6 | \~SHDN |  |
| 12 | TMR |  |
| 4 | GATE |  |
| 10 | \~FLT |  |
| 11 | ENOUT |  |
| 9 | GND\_1 |  |
| 13 | GND\_2 |  |

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*Generated from [https://flux\.ai/silicon\-yard/lt4363hde\-2pbf\~px](https://flux.ai/silicon-yard/lt4363hde-2pbf~px)*