LTC2903CS6-C1#TRMPBF

Product Overview

Category: Integrated Circuit (IC)

Use: The LTC2903CS6-C1#TRMPBF is a precision voltage monitor and reset controller designed for use in various electronic systems. It provides accurate monitoring of power supply voltages and generates reset signals when the voltage falls below a specified threshold.

Characteristics: - Precision voltage monitoring - Reset generation - Low power consumption - Small package size (SOT-23-6) - Wide operating temperature range - High accuracy

Package: SOT-23-6

Essence: The LTC2903CS6-C1#TRMPBF is an essential component in electronic systems that require reliable voltage monitoring and reset functionality. It ensures proper system operation by monitoring the power supply voltage and initiating a reset signal when necessary.

Packaging/Quantity: The LTC2903CS6-C1#TRMPBF is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 6V
• Threshold Accuracy: ±1.5%
• Quiescent Current: 20µA
• Reset Timeout Period: Adjustable
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC2903CS6-C1#TRMPBF features a compact SOT-23-6 package with the following pin configuration:

_______ RESET | 1 6 | VCC GND | 2 5 | THRESHOLD GND | 3 4 | RESET OUT -------

Functional Features

1. Voltage Monitoring: The LTC2903CS6-C1#TRMPBF continuously monitors the power supply voltage and compares it to a user-defined threshold.
2. Reset Generation: When the voltage falls below the threshold, the LTC2903CS6-C1#TRMPBF generates a reset signal to initiate system reset or other necessary actions.
3. Adjustable Timeout Period: The reset timeout period can be adjusted using an external capacitor, allowing flexibility in defining the duration of the reset signal.
4. Low Power Consumption: With a quiescent current of only 20µA, the LTC2903CS6-C1#TRMPBF minimizes power consumption and is suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - High accuracy voltage monitoring - Adjustable reset timeout period - Low power consumption - Compact package size

Disadvantages: - Limited to SOT-23-6 package option - Threshold accuracy may not meet the requirements of some high-precision applications

Working Principles

The LTC2903CS6-C1#TRMPBF operates by comparing the power supply voltage with the user-defined threshold voltage. If the voltage drops below the threshold, the internal comparator triggers the reset output, initiating a system reset or other specified actions. The reset timeout period can be adjusted using an external capacitor connected to the RESET pin.

Application Field Plans

The LTC2903CS6-C1#TRMPBF finds applications in various electronic systems that require reliable voltage monitoring and reset functionality. Some potential application fields include:

1. Embedded Systems: Used in microcontroller-based systems to ensure proper operation and prevent data corruption during power supply fluctuations.
2. Industrial Control Systems: Provides voltage monitoring and reset capabilities in industrial automation and control systems to maintain system integrity.
3. Telecommunications Equipment: Ensures continuous operation of telecom equipment by monitoring power supply voltages and initiating resets when necessary.
4. Medical Devices: Used in medical equipment to monitor power supply voltages and generate reset signals to prevent malfunctions or data loss.

Alternative Models

1. LTC2903CS6: Similar to LTC2903CS6-C1#TRMPBF but without the C1 option for threshold accuracy.
2. LTC2903CS6-1: Provides a different threshold accuracy option compared to LTC2903CS6-C1#TRMPBF.
3. LTC2903CS6-C2: Another variant with a different threshold accuracy option.

These alternative models offer similar functionality but may have variations in threshold accuracy or other specifications.

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