Overview
The LTC4365HTS8#TRMPBF, produced by Analog Devices Inc., is a highly versatile power protection controller designed to safeguard applications from a wide range of power supply anomalies. This device protects against overvoltage, undervoltage, and reverse supply conditions, ensuring the reliability and integrity of the system. It controls the gate voltages of external N-channel MOSFETs to prevent damage from voltage extremes, making it an essential component in various power management systems.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VIN Input Voltage Range | Operating Range | 2.5 | - | 34 | V |
| VIN Input Voltage Range | Protection Range | -40 | - | 60 | V |
| IVIN Input Supply Current | SHDN = 0V, VIN = VOUT, -40°C to 85°C | 10 | 25 | 50 | µA |
| UV Input Threshold Voltage | UV Falling → ΔVGATE = 0V | 492.5 | 500 | 507.5 | mV |
| OV Input Threshold Voltage | OV Rising → ΔVGATE = 0V | 492.5 | 500 | 507.5 | mV |
| UV Input Hysteresis | - | 20 | 25 | 32 | mV |
| OV Input Hysteresis | - | 20 | 25 | 32 | mV |
| tFAULT Fault Propagation Delay | Overdrive = 50mV, VIN = VOUT = 12V | 1 | 2 | - | µs |
| Package | - | - | - | TSOT-23-8 | - |
| Operating Temperature Range | - | -40 | - | 125 | °C |
Key Features
- Protection against overvoltage, undervoltage, and reverse supply conditions.
- Controls the gate voltages of external N-channel MOSFETs to prevent damage from voltage extremes.
- Cable drop compensation capabilities.
- Low quiescent current: 10µA to 50µA over the operating temperature range.
- Fast fault propagation delay: 1µs to 2µs.
- Compact TSOT-23-8 package.
- Wide operating temperature range: -40°C to 125°C.
Applications
- Portable instrumentation.
- Industrial automation.
- Power management systems requiring robust voltage protection.
- Automotive applications (specific models with #W suffix).
- Any system vulnerable to power supply anomalies.
Q & A
- What is the primary function of the LTC4365HTS8#TRMPBF?
The primary function is to protect applications from overvoltage, undervoltage, and reverse supply conditions by controlling the gate voltages of external N-channel MOSFETs.
- What is the input voltage range of the LTC4365HTS8#TRMPBF?
The input voltage range is from 2.5V to 34V for normal operation and up to 60V for protection.
- What is the quiescent current of the LTC4365HTS8#TRMPBF?
The quiescent current ranges from 10µA to 50µA over the operating temperature range.
- What is the fault propagation delay of the LTC4365HTS8#TRMPBF?
The fault propagation delay is between 1µs and 2µs.
- What package type is the LTC4365HTS8#TRMPBF available in?
The device is available in an 8-lead TSOT-23 package.
- What is the operating temperature range of the LTC4365HTS8#TRMPBF?
The operating temperature range is from -40°C to 125°C.
- Is the LTC4365HTS8#TRMPBF suitable for automotive applications?
Yes, specific models with the #W suffix are designed for automotive applications.
- What are some common applications of the LTC4365HTS8#TRMPBF?
Common applications include portable instrumentation, industrial automation, and power management systems requiring robust voltage protection.
- How does the LTC4365HTS8#TRMPBF protect against voltage extremes?
It protects by controlling the gate voltages of external N-channel MOSFETs to prevent damage from overvoltage, undervoltage, and reverse supply conditions.
- Is the LTC4365HTS8#TRMPBF RoHS compliant?
Yes, the LTC4365HTS8#TRMPBF is RoHS compliant.
