Overview
The LTC4366HTS8-2#TRMPBF is a high-voltage surge stopper from Analog Devices Inc., designed to protect against overvoltage, undervoltage, and reverse voltage conditions in various applications. This device is part of the LTC4366 series and features a rugged, floating topology, making it suitable for harsh environments such as industrial control systems, automotive electronics, and power distribution systems.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer Part # | LTC4366HTS8-2#TRMPBF |
| Package/Case | 8-Lead SOT-23 |
| Temperature Range | -40°C to 125°C |
| Operating Voltage Range | 9V to >500V |
| Shutdown Current (IQ) | < 14μA |
| Cool-Down Timer | 9 seconds |
| Pin Functions | VCC, GND, IN, OUT, CLAMP, TIMER, SHDN, Q |
Key Features
- Rugged Floating Topology: Designed to operate in harsh environments.
- Wide Operating Voltage Range: From 9V to >500V.
- Adjustable Output Clamp Voltage: Allows for customizable protection levels.
- Controls N-Channel MOSFET: Regulates the gate of an external MOSFET.
- Adjustable Protection Timer: Customizable timer for overvoltage regulation.
- Internal 9-Second Cool-Down Timer: Prevents overheating of the MOSFET.
- Shutdown IQ < 14μA: Low current consumption in shutdown mode.
Applications
The LTC4366HTS8-2#TRMPBF is commonly used in applications requiring protection against overvoltage, undervoltage, and reverse voltage conditions. These include:
- Power Management Systems: Ensures safe and reliable operation in the presence of voltage transients.
- Battery-Powered Devices: Protects against voltage fluctuations and transients.
- Industrial Equipment: Suitable for industrial control systems and power distribution systems.
- Automotive Electronics: Ideal for automotive applications where high reliability and fault-tolerant operation are critical.
Q & A
- Q: What is the maximum surge withstand capability of the LTC4366HTS8-2#TRMPBF?
A: The LTC4366HTS8-2#TRMPBF has a maximum surge withstand capability dependent on the adjustable output clamp voltage, but it operates within a wide voltage range from 9V to >500V.
- Q: Can the LTC4366HTS8-2#TRMPBF be used in automotive applications?
A: Yes, the LTC4366HTS8-2#TRMPBF is suitable for automotive applications where high reliability and fault-tolerant operation are critical.
- Q: What is the temperature range of the LTC4366HTS8-2#TRMPBF?
A: The temperature range of the LTC4366HTS8-2#TRMPBF is -40°C to 125°C.
- Q: How does the LTC4366HTS8-2#TRMPBF protect against overvoltage conditions?
A: The LTC4366HTS8-2#TRMPBF protects against overvoltage conditions by controlling the gate of an external N-channel MOSFET and regulating the output voltage to prevent overvoltage transients.
- Q: What is the shutdown current of the LTC4366HTS8-2#TRMPBF?
A: The shutdown current (IQ) of the LTC4366HTS8-2#TRMPBF is less than 14μA).
- Q: How does the cool-down timer function in the LTC4366HTS8-2#TRMPBF?
A: The LTC4366HTS8-2#TRMPBF has an internal 9-second cool-down timer that prevents overheating of the MOSFET by turning it off after an overvoltage fault and entering a cool-down period).
- Q: What are the pin functions of the LTC4366HTS8-2#TRMPBF?
A: The pin functions include VCC, GND, IN, OUT, CLAMP, TIMER, SHDN, and Q, each serving specific roles in the device's operation).
- Q: Can the LTC4366HTS8-2#TRMPBF be used in industrial control systems?
A: Yes, the LTC4366HTS8-2#TRMPBF is suitable for industrial control systems requiring reliable overvoltage and overcurrent protection).
- Q: Are there equivalent products to the LTC4366HTS8-2#TRMPBF?
A: Yes, equivalent products include the Texas Instruments TPS94250, ON Semiconductor NCP345, and STMicroelectronics LTM8025, though specific specifications should be reviewed for each component).
- Q: How do I connect the LTC4366HTS8-2#TRMPBF to my power distribution system?
A: Connect the LTC4366HTS8-2#TRMPBF by wiring the VCC and GND pins to the respective input voltage lines, and ensure proper output connections to OUT and other necessary pins. Refer to the datasheet for detailed circuit diagram connections and usage guide).
