ADI LTC4365HTS8-1#TRMPBF - Overvoltage, Undervoltage, and Reverse Supply Protection Controller

ADI LTC4365HTS8-1#TRMPBF: Advanced Power Protection Solution

The LTC4365HTS8-1#TRMPBF from Analog Devices Inc. (ADI) is a high-performance protection controller designed to safeguard electronic systems from voltage anomalies such as overvoltage (OV), undervoltage (UV), and reverse supply conditions. This IC is critical for applications where input power sources may fluctuate or experience transient faults, ensuring stable operation in automotive, industrial, and portable devices.

Key Features and Specifications

1. Wide Operating Voltage Range:
   The LTC4365HTS8-1#TRMPBF supports input voltages from 2.5V to 34V, making it versatile for diverse power systems. It can withstand transient spikes up to 60V and reverse voltage protection up to -40V, ensuring robust protection in harsh environments.

2. Low Power Consumption:
   With a typical operating current of 125µA and a shutdown current of 10µA, this controller minimizes power loss, ideal for battery-powered devices.

3. Adjustable Protection Thresholds:
   Users can configure OV and UV thresholds via external resistors, providing flexibility for custom applications.

4. Compact TSOT-23-8 Package:
   The small-footprint TSOT-23-8 encapsulation (height: 0.9mm) suits space-constrained designs while maintaining thermal efficiency.

5. Extended Temperature Range:
   Operates reliably in -40°C to +125°C environments, meeting automotive and industrial standards.

Applications

• Automotive Systems: Protects ECUs, infotainment, and ADAS modules from voltage surges or reverse battery connections.

• Industrial Equipment: Ensures stability in PLCs, motor controllers, and sensors exposed to fluctuating power sources.

• Portable Devices: Safeguards smartphones, tablets, and IoT devices from charger faults.

Design Advantages

• Integrated Charge Pump: Enhances gate drive for external N-channel MOSFETs, simplifying circuit design.

• Fault Status Indicator: A dedicated pin signals abnormal conditions (e.g., OV/UV events), enabling rapid system diagnostics.

• RoHS Compliance: Aligns with global environmental regulations.

Conclusion

ADI's LTC4365HTS8-1#TRMPBF combines precision protection, compact packaging, and low power consumption, addressing critical challenges in modern power management. Its adaptability across industries underscores its role as a cornerstone component for reliable electronic systems.