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LTC2909ITS8-5
+BOMSupervisory Circuits LTC2909 - Precision Triple/Dual Input UV, OV and Negative Voltage Monitor
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Nhà sản xuấtAnalog Devices
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Ông. Phần #LTC2909ITS8-5
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Bảng dữ liệu LTC2909ITS8-5 DataSheet
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Description
This device is used to ensure the proper operation of electronic systems by monitoring the voltage levels and providing reset signals when the monitored voltage drifts out of specified limits. Its primary function is to detect under-voltage conditions and generate reset signals to prevent erratic system behavior.
Key features include precision threshold accuracy, low power consumption, and a push-pull reset output. The LTC2909ITS8-5 is suitable for applications that require reliable voltage monitoring and reset functionality, such as in microcontroller systems, DSPs, and FPGA-based designs.
The device operates over a wide temperature range, making it suitable for various environmental conditions, including industrial and automotive applications. Furthermore, its compact package supports space-constrained designs.
Equivalent
1. MAX6716 series by Maxim Integrated – These chips offer similar voltage monitoring capabilities.
2. ADM6713 series by Analog Devices – Provide similar functionality with multiple input threshold options.
3. TPS3808 series by Texas Instruments – Features adjustable voltage supervision and precise threshold voltage monitoring.
4. MCP131x series by Microchip Technology – Offers low-cost voltage supervisors with similar features.
Check specific datasheets to ensure compatibility with your application.
Features
1. Programmability: It allows configuration of the monitored voltage threshold through external resistors, providing flexibility in various applications.
2. Wide Operating Voltage Range: Supports a broad range of input voltages, making it adaptable to different power supply levels.
3. Precision Monitoring: Offers high accuracy in voltage detection, ensuring reliable system operation and protection.
4. Low Power Consumption: Designed to operate efficiently with minimal power usage, making it suitable for battery-powered devices.
5. Small Form Factor: Available in a compact TSOT-23 package, facilitating easy integration into space-constrained designs.
6. Open-Drain Output: Features an open-drain RESET output for interfacing with other components in the system.
7. Temperature Range: Operates effectively across a wide temperature range, enhancing durability and performance in diverse environmental conditions.
The LTC2909ITS8-5 is ideal for applications requiring precise and flexible voltage supervision, contributing to enhanced system reliability and safety.
Pinout
Here's a brief overview of its pin functions:
1. V1 - Monitors the first adjustable voltage input.
2. GND - Ground reference for the device.
3. V2 - Monitors the second adjustable voltage input.
4. V3 - Monitors the third adjustable voltage input.
5. MR - Manual reset input; active low.
6. RESET - Active-low reset output.
7. VCC - Supply voltage input for the device.
8. ADJ1 - Used to adjust the monitored voltage threshold for V1.
This device is ideal for systems requiring accurate and reliable voltage monitoring to ensure proper operation and protection against undervoltage conditions.