Overview
The LT4363IDE-2#TRPBF is a high voltage surge stopper designed by Analog Devices Inc. to protect loads from high voltage transients. This device regulates the output during overvoltage events by controlling the gate of an external N-channel MOSFET, ensuring the safety of connected devices. It also monitors the voltage drop between the SNS and OUT pins to protect against overcurrent faults, providing an extra layer of protection for equipment.
Key Specifications
| Product Status | Active |
|---|---|
| Voltage - Clamping | 27V Adj |
| Technology | External Switch |
| Number of Circuits | 1 |
| Grade | Automotive |
| Mounting Type | Surface Mount |
| Package / Case | 12-WFDFN Exposed Pad |
| Supplier Device Package | 12-DFN (4x3) |
| Voltage - Working | 4 ~ 80V |
| Base Product Number | LT4363 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Lead Free Status / RoHS Status | Lead free / RoHS Compliant |
Key Features
- Safe and Reliable Operation: Protects loads from high voltage transients and overcurrent faults.
- Adjustable Output Control: Regulates the output voltage using an external resistive divider and internal reference.
- Compact Packaging Options: Available in a 12-WFDFN Exposed Pad package.
Applications
The LT4363IDE-2#TRPBF is particularly suited for automotive and other applications where protection against high voltage transients and overcurrent is critical. It is used to ensure the safety and uninterrupted operation of connected devices during supply transient or output overload events.
Q & A
- What is the primary function of the LT4363IDE-2#TRPBF?
The primary function is to protect loads from high voltage transients by regulating the output voltage and limiting current. - What type of package does the LT4363IDE-2#TRPBF come in?
The device comes in a 12-WFDFN Exposed Pad package. - What is the working voltage range of the LT4363IDE-2#TRPBF?
The working voltage range is from 4V to 80V. - Is the LT4363IDE-2#TRPBF RoHS compliant?
Yes, it is lead-free and RoHS compliant. - How does the LT4363IDE-2#TRPBF protect against overcurrent faults?
It monitors the voltage drop between the SNS and OUT pins and regulates the GATE pin to limit current during overcurrent events. - What is the role of the TMR pin in the LT4363IDE-2#TRPBF?
The TMR pin is used for timing and fault detection, with a capacitor connected to ground that charges and discharges based on fault conditions. - Can the LT4363IDE-2#TRPBF be used in automotive applications?
Yes, it is suitable for automotive applications due to its automotive grade and robust protection features. - How does the LT4363IDE-2#TRPBF handle overvoltage conditions?
It regulates the output voltage to a safe level during overvoltage events and shuts off the MOSFET if the condition persists. - What is the purpose of the FLT pin in the LT4363IDE-2#TRPBF?
The FLT pin indicates impending turn-off due to overvoltage conditions by pulling low. - How does the SHDN pin function in the LT4363IDE-2#TRPBF?
The SHDN pin turns off the pass transistor and all internal circuitry, reducing the supply current to a minimal level.
