SP706RCU-L/TR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low Power, Reset Output, Adjustable Threshold, Manual Reset Input
• Package: SOT-23-5
• Essence: Monitors and controls the voltage level of a system
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 6.0V
• Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, 4.63V
• Reset Timeout Period Options: 140ms, 280ms, 560ms, 1120ms
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SP706RCU-L/TR has a total of 5 pins:

1. VCC: Supply Voltage Input
2. GND: Ground
3. MR: Manual Reset Input
4. RESET: Reset Output
5. NC: No Connection

Functional Features

• Monitors the supply voltage and generates a reset signal when it falls below a specified threshold.
• Provides an adjustable threshold voltage to suit different system requirements.
• Includes a manual reset input for external reset control.
• Offers a reset output that remains active until the supply voltage rises above the threshold.

Advantages and Disadvantages

Advantages

• Low power consumption, suitable for battery-powered applications.
• Adjustable threshold voltage allows flexibility in system design.
• Small package size enables space-saving on PCBs.
• Reliable reset functionality ensures proper system operation.

Disadvantages

• Limited number of available threshold voltage options.
• Lack of built-in hysteresis may lead to potential noise-related issues.

Working Principles

The SP706RCU-L/TR operates by continuously monitoring the supply voltage. When the voltage drops below the set threshold, the reset output is activated, indicating a low voltage condition. The reset output remains active until the supply voltage rises above the threshold or a manual reset signal is applied to the MR pin.

Detailed Application Field Plans

The SP706RCU-L/TR finds applications in various fields, including:

1. Microcontroller Systems: Ensures proper system initialization and prevents erratic behavior during power-up.
2. Battery-Powered Devices: Protects against undervoltage conditions, extending battery life and preventing data corruption.
3. Industrial Control Systems: Provides reliable reset functionality for critical control units, ensuring safe operation.
4. Automotive Electronics: Monitors voltage levels in automotive systems, preventing malfunctions and protecting sensitive components.

Detailed and Complete Alternative Models

1. SP708TCN-L/TR: Similar voltage supervisor IC with additional watchdog timer functionality.
2. MAX809: Voltage supervisor IC with adjustable threshold and built-in hysteresis.
3. TPS3839: Ultra-low-power voltage supervisor IC with programmable delay time.

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