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LT4363HMS-2#PBF

In Stock: 4,719

Surge suppressor with current regulation

LT4363HMS-2#PBF Information

Description

The LT4363HMS-2#PBF is a high voltage surge stopper and overvoltage protector designed by Analog Devices. It's a versatile component that can withstand surges up to 80V, making it suitable for various applications such as avionic/industrial surge protection, hot swap/live insertion, high side switch for battery-powered systems, and intrinsic safety applications. The device features adjustable output clamp voltage, fast overcurrent limit, and reverse input protection, among others. It's available in a compact 12-pin MSOP package, making it an attractive solution for designers seeking to add surge protection and overvoltage protection to their designs.

Features

According to the product information, the features of the LT4363HMS-2#PBF are:

  • Withstands surges over 80V with VCC clamp
  • Wide operating voltage range: 4V to 80V
  • Adjustable output clamp voltage
  • Fast overcurrent limit: less than 5μs
  • Reverse input protection to -60V
  • Adjustable UV/OV comparator thresholds
  • Low 7μA shutdown current
  • Shutdown pin withstands -60V to 100V
  • Adjustable fault timer
  • Controls N-Channel MOSFET
  • Less than 1% retry duty cycle during faults (LT4363-2)

These features make it suitable for applications such as avionic/industrial surge protection, hot swap/live insertion, high side switch for battery-powered systems, and intrinsic safety applications.

Package

The package type of LT4363HMS-2#PBF is MSOP-12.

Manufacturer

The manufacturer of the LT4363HMS-2#PBF is Analog Devices. It is a fabless semiconductor company that designs, manufactures, and sells analog, mixed-signal, and digital integrated circuits for use in a variety of applications including industrial, automotive, consumer, and healthcare.

Applications

The application areas of the LT4363HMS-2#PBF are:

  • Avionic/Industrial Surge Protection
  • Hot Swap/Live Insertion
  • High Side Switch for Battery Powered Systems
  • Intrinsic Safety Applications

These applications leverage the device's surge protection, overvoltage protection, and adjustable fault timer features.

Specifications

Source Content uid LT4363HMS-2#PBF Pbfree Code No
Part Life Cycle Code Active Pin Count 12
Reach Compliance Code compliant ECCN Code EAR99
HTS Code 8542.39.00.01 Analog IC - Other Type ANALOG CIRCUIT
JESD-30 Code R-PDSO-G12 Moisture Sensitivity Level 1
Number of Functions 1 Number of Terminals 12
Peak Reflow Temperature (Cel) 260 Surface Mount YES
Temperature Grade AUTOMOTIVE Terminal Finish MATTE TIN
Terminal Form GULL WING Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 30 Voltage - Clamping Adjustable
Technology External Switch Number of Circuits 1
Grade Automotive Mounting Type Surface Mount
Voltage - Working 4 ~ 80V Base Product Number LT4363
Package/Case MSOP-12

LT4363HMS-2#PBF FAQs

1.Q: Are there related parts to the LT4363HMS-2#PBF?

A: Similar devices include the LT4363-1/LT4363-2 (different fault response modes) and LT4356 (surge suppressor with lower voltage range).

2.Q: What are the recommended operating conditions for the LT4363HMS-2#PBF?

A: Operate at 4V to 80V input, -40°C to +125°C junction temperature, and ensure proper heatsinking for high-power dissipation.

3.Q: What is the thermal resistance of the LT4363HMS-2#PBF?

A: The thermal resistance (θJA) is approximately 150°C/W for the MSOP-12 package, as per typical PCB mounting conditions.

4.Q: What certifications does the LT436HMS-2#PBF comply with?

A: It meets automotive temperature standards (AEC-Q100 not explicitly stated but supports -40°C to +125°C) and is RoHS compliant.

5.Q: What package does the LT4363HMS-2#PBF come in?

A: It is housed in a 12-lead plastic MSOP (TSSOP) package with gull-wing leads and a matte tin finish (RoHS compliant).

6.Q: What are the absolute maximum ratings for the LT4363HMS-2#PBF?

A: Absolute max ratings include VIN up to 100V (transient), continuous VIN of 80V, and operating junction temperature up to +150°C. Exceeding these may damage the device.

7.Q: What are typical applications for the LT4363HMS-2#PBF?

A: It is used in automotive systems, industrial power supplies, and telecom equipment to protect downstream circuits from voltage surges and faults.

8.Q: What are the key features of the LT4363HMS-2#PBF?

A: Key features include high-voltage surge protection (up to 80V), adjustable overvoltage/undervoltage thresholds, fast response to transients, and automotive-grade temperature range (-40°C to +125°C).

9.Q: What is the pinout configuration of the LT4363HMS-2#PBF?

A: The LT4363HMS-2#PBF has a 12-pin MSOP package with pins for input voltage (VIN), output (OUT), gate drive (GATE), feedback (FB), and fault signaling (FLT). Refer to the datasheet for the full pinout diagram.

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