LTC2905HDDB#TRPBF
Product Overview
Category
The LTC2905HDDB#TRPBF belongs to the category of precision voltage supervisors.
Use
It is used for monitoring the power supply voltage levels in various electronic systems to ensure proper functionality and reliability.
Characteristics
- Precision voltage monitoring
- Wide input voltage range
- Adjustable threshold voltage
- Low quiescent current
- Small package size
Package
The LTC2905HDDB#TRPBF is available in a small 6-lead DFN package, making it suitable for space-constrained applications.
Essence
The essence of LTC2905HDDB#TRPBF lies in its ability to provide accurate and reliable voltage monitoring in a compact form factor.
Packaging/Quantity
The LTC2905HDDB#TRPBF is typically available in tape and reel packaging with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 1.6V to 18V
- Adjustable Threshold Voltage: 0.6V to 16V
- Quiescent Current: 25µA
- Operating Temperature Range: -40°C to 125°C
- Package Type: 6-Lead DFN
Detailed Pin Configuration
- VIN: Input Voltage
- GND: Ground
- TH: Threshold Voltage
- RESET: Active-Low Reset Output
- MR: Manual Reset Input
- VCC: Supply Voltage
Functional Features
- Precise voltage monitoring with adjustable threshold
- Manual reset input for system control
- Active-low reset output for system initialization
- Wide input voltage range for versatile applications
Advantages and Disadvantages
Advantages
- Accurate voltage monitoring
- Low quiescent current
- Small package size
- Wide input voltage range
Disadvantages
- Limited to 6-lead DFN package
- Manual reset input may require additional circuitry
Working Principles
The LTC2905HDDB#TRPBF operates by comparing the input voltage (VIN) with the threshold voltage (TH). When the input voltage falls below the threshold, the active-low reset output (RESET) is asserted, indicating a fault condition. The manual reset input (MR) allows for external control over the reset function, providing flexibility in system operation.
Detailed Application Field Plans
The LTC2905HDDB#TRPBF is well-suited for a wide range of applications, including: - Industrial control systems - Automotive electronics - Power management systems - Battery-powered devices - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to LTC2905HDDB#TRPBF include: - LTC2904: Similar voltage supervisor with different package options - MAX16050: Voltage monitor with integrated delay timer - ADM811: Microprocessor supervisory circuit with manual reset option
In conclusion, the LTC2905HDDB#TRPBF offers precise voltage monitoring capabilities in a compact and versatile package, making it an ideal choice for various electronic systems requiring reliable power supply monitoring.
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What is the LTC2905HDDB#TRPBF?
- The LTC2905HDDB#TRPBF is a precision quad voltage supervisor with adjustable reset and watchdog timer functions.
What are the key features of LTC2905HDDB#TRPBF?
- The key features include four independent voltage monitoring inputs, adjustable reset threshold and timeout period, watchdog timer with programmable timeout, and low power consumption.
How can LTC2905HDDB#TRPBF be used in technical solutions?
- LTC2905HDDB#TRPBF can be used for monitoring multiple voltage rails in industrial control systems, automotive applications, power supply monitoring, and other critical system monitoring functions.
What is the operating voltage range of LTC2905HDDB#TRPBF?
- The operating voltage range is from 1.6V to 5.5V.
Can LTC2905HDDB#TRPBF be used in battery-powered applications?
- Yes, LTC2905HDDB#TRPBF's low power consumption makes it suitable for battery-powered applications.
What is the typical quiescent current of LTC2905HDDB#TRPBF?
- The typical quiescent current is 20µA per voltage monitor.
How many voltage monitors does LTC2905HDDB#TRPBF support?
- It supports four independent voltage monitors.
Is the reset threshold adjustable in LTC2905HDDB#TRPBF?
- Yes, the reset threshold is adjustable using external resistors.
What is the watchdog timer function in LTC2905HDDB#TRPBF?
- The watchdog timer provides an additional layer of system monitoring by resetting the system if a periodic input signal is not detected within a programmable timeout period.
Are there any application notes or reference designs available for LTC2905HDDB#TRPBF?
- Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs for integrating LTC2905HDDB#TRPBF into various technical solutions.