Overview
The LTC4367HDD#TRPBF, produced by Analog Devices Inc., is a highly advanced integrated circuit designed to provide comprehensive protection against voltage surges, overvoltage conditions, and reverse supply polarity. This device is part of the LTC4367 series, which is renowned for its robust and precise voltage regulation capabilities. The LTC4367HDD#TRPBF operates within a wide supply range of 2.5V to 60V and offers protection up to 100V, making it suitable for a variety of applications including automotive, avionics, and industrial equipment.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| Operating Voltage Range | 2.5 | 60 | V | ||
| Protection Voltage Range | -40 | 100 | V | ||
| Temperature Range | -40 | 85 | °C | ||
| Power Consumption (Shutdown) | 5 | µA | |||
| Power Consumption (Operating) | 70 | µA | |||
| FAULT Output Voltage Low | IFAULT = 500µA, VIN = 12V | 0.15 | 0.4 | V | |
| FAULT Leakage Current | FAULT = 5V, VIN = 60V | ±200 | nA |
Key Features
- Precise Overvoltage and Undervoltage Protection: The LTC4367HDD#TRPBF includes accurate overvoltage and undervoltage comparators to ensure that power is applied to the system only if the input supply meets the user-selectable voltage window.
- Reverse Supply Protection: The device automatically isolates the load from negative input voltages, protecting against reverse polarity.
- High Voltage Charge Pump: Enhances the gate of external N-channel power MOSFETs during normal operation.
- Low Power Consumption: Consumes 5µA during shutdown and 70µA while operating.
- Compact Packaging: Available in 8-lead MSOP and 3mm × 3mm DFN packages, making it suitable for space-constrained applications.
Applications
- Automotive Systems: Suitable for use in automotive applications due to its robust protection features and wide operating temperature range.
- Avionics Systems: Ideal for avionics due to its high reliability and ability to handle a wide range of supply voltages.
- Industrial Equipment: Used in various industrial applications where protection against voltage surges and reverse polarity is crucial.
Q & A
- What is the operating voltage range of the LTC4367HDD#TRPBF?
The operating voltage range is from 2.5V to 60V.
- What is the protection voltage range of the LTC4367HDD#TRPBF?
The protection voltage range is from -40V to 100V.
- What are the package options for the LTC4367HDD#TRPBF?
The device is available in 8-lead MSOP and 3mm × 3mm DFN packages.
- What is the power consumption during shutdown and operation?
The power consumption is 5µA during shutdown and 70µA while operating.
- Does the LTC4367HDD#TRPBF offer reverse supply protection?
- What are the key features of the LTC4367HDD#TRPBF's overvoltage and undervoltage protection?
The device includes precise overvoltage and undervoltage comparators that inhibit the chip if the input supply exceeds or falls below user-selectable limits.
- Is the LTC4367HDD#TRPBF suitable for automotive applications?
- What is the temperature range of the LTC4367HDD#TRPBF?
The temperature range is from -40°C to 85°C.
- How does the LTC4367HDD#TRPBF enhance the gate of external N-channel power MOSFETs?
- What are some common applications of the LTC4367HDD#TRPBF?
