S-80845CLPF-B66TFU

Product Overview

Category

S-80845CLPF-B66TFU belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage detection and reset functions.

Characteristics

• Voltage detection range: 1.6V to 6.0V
• Low supply current: 1.0µA (typical)
• Small package size: SOT-89-5
• Built-in delay circuit: 200ms (typical)

Package

The S-80845CLPF-B66TFU is packaged in a SOT-89-5 package, which is a small surface-mount package with five pins.

Essence

The essence of this product lies in its ability to accurately detect voltage levels within a specified range and provide a reset signal when necessary.

Packaging/Quantity

The S-80845CLPF-B66TFU is typically available in reels containing 3,000 units per reel.

Specifications

• Supply voltage range: 1.6V to 6.0V
• Operating temperature range: -40°C to +85°C
• Output type: Active low
• Quiescent current: 1.0µA (typical)
• Reset threshold voltage options: 2.0V, 2.3V, 2.7V, 3.1V, 4.0V, 4.6V, 5.0V

Detailed Pin Configuration

The S-80845CLPF-B66TFU has the following pin configuration:

1. VDD: Supply voltage input
2. GND: Ground reference
3. RESET: Active low reset output
4. MR: Manual reset input
5. VOUT: Voltage detection output

Functional Features

• Accurate voltage detection within the specified range
• Active low reset output signal
• Manual reset capability
• Low quiescent current for power efficiency
• Built-in delay circuit to prevent false resets

Advantages and Disadvantages

Advantages

• Wide voltage detection range allows for versatile applications
• Small package size enables space-saving designs
• Low supply current minimizes power consumption
• Built-in delay circuit ensures reliable operation

Disadvantages

• Limited reset threshold voltage options may not suit all applications
• Active low output may require additional level shifting in certain systems

Working Principles

The S-80845CLPF-B66TFU operates by continuously monitoring the input voltage (VDD) and comparing it to the preset threshold voltage. When the voltage drops below the threshold, the active low reset output (RESET) is triggered, indicating a power failure or abnormal condition. The built-in delay circuit prevents false resets caused by temporary voltage fluctuations.

Detailed Application Field Plans

The S-80845CLPF-B66TFU finds applications in various electronic devices that require voltage monitoring and reset functions. Some potential application fields include:

1. Battery-powered devices: Ensures proper shutdown or system reset when battery voltage drops below a certain level.
2. Microcontrollers and microprocessors: Provides a reliable reset signal during power-up or voltage fluctuations to ensure proper initialization.
3. Industrial control systems: Monitors power supply voltages to detect faults and trigger appropriate actions.
4. Automotive electronics: Protects sensitive components from voltage variations and initiates necessary safety measures.

Detailed and Complete Alternative Models

1. S-80845CNPF-B66TFU: Similar to S-80845CLPF-B66TFU but with an active high reset output.
2. S-80845CLMC-B66TFU: Offers a wider range of reset threshold voltage options.
3. S-80845CLPF-B66T2G: Features a different package (SOT-23-5) for space-constrained applications.

These alternative models provide similar voltage detection and reset functionalities, catering to different design requirements and preferences.

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