SP706REN-L/TR

Product Overview

• Category: Integrated Circuit
• Use: Voltage Supervisor
• Characteristics: Low Power, Precision Monitoring, Reset Output
• Package: SOT-23-5
• Essence: Monolithic CMOS IC
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.0V to 5.5V
• Reset Threshold Voltage Options: 2.63V, 3.08V, 4.38V, 4.63V
• Reset Timeout Period Options: 140ms, 560ms, 1120ms, 2240ms
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.0µA (typical)

Detailed Pin Configuration

The SP706REN-L/TR is a 5-pin integrated circuit with the following pin configuration:

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

Functional Features

• Monitors supply voltage and asserts reset output when it falls below the threshold.
• Provides manual reset capability through the MR pin.
• Low quiescent current makes it suitable for battery-powered applications.
• Precision monitoring ensures accurate detection of voltage variations.

Advantages

• Wide supply voltage range allows compatibility with various systems.
• Multiple reset threshold and timeout options provide flexibility.
• Small package size enables space-saving designs.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited number of reset threshold and timeout options.
• Lack of additional features like watchdog timer or power-on reset delay.

Working Principles

The SP706REN-L/TR operates by continuously monitoring the supply voltage. When the voltage drops below the programmed threshold, the reset output is asserted, indicating a power failure or unstable voltage condition. The manual reset input allows the user to manually assert the reset signal when required.

Detailed Application Field Plans

The SP706REN-L/TR is commonly used in various applications where reliable voltage monitoring and reset functionality are essential. Some typical application fields include:

1. Microcontrollers: Ensures proper system initialization and prevents erratic behavior during power-up.
2. Industrial Control Systems: Monitors power supply integrity to prevent damage to sensitive equipment.
3. Automotive Electronics: Protects critical systems from voltage fluctuations and ensures safe operation.
4. Medical Devices: Provides reliable reset functionality for patient monitoring and life-support systems.
5. Consumer Electronics: Enhances system reliability by detecting and responding to power supply issues.

Detailed and Complete Alternative Models

• SP708REN-L/TR: Similar functionality with additional watchdog timer feature.
• SP705REN-L/TR: Lower quiescent current but limited reset threshold options.
• SP707REN-L/TR: Higher reset timeout periods available.

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