TL7705BQDRG4

Product Overview

• Category: Integrated Circuit
• Use: Voltage Supervisor
• Characteristics: Low-power, Precision, Programmable Delay
• Package: SOIC-8
• Essence: Monolithic CMOS Circuit
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.7V to 18V
• Threshold Voltage Options: 1.2V, 1.3V, 1.8V, 2.5V, 3.0V, 3.3V, 5.0V
• Programmable Delay Time: 1ms to 10s
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 25µA (typical)

Detailed Pin Configuration

The TL7705BQDRG4 has a standard SOIC-8 package with the following pin configuration:

1. GND: Ground
2. VDD: Supply Voltage
3. RESET: Reset Output
4. THRESHOLD: Threshold Input
5. DELAY: Delay Control Input
6. CT: Capacitor Terminal
7. MR: Manual Reset Input
8. OUT: Power-On Reset Output

Functional Features

• Voltage monitoring and reset generation
• Programmable delay time for reset signal
• Precision threshold voltage options
• Manual reset capability
• Low quiescent current consumption
• Wide supply voltage range

Advantages

• Flexible programmable delay time allows customization for specific applications
• Precision threshold voltage options ensure accurate monitoring of supply voltage
• Low quiescent current consumption minimizes power consumption
• Wide supply voltage range enables compatibility with various systems
• Manual reset input provides additional control over the reset function

Disadvantages

• Limited to SOIC-8 package, which may not be suitable for all applications
• Programmable delay time range may not cover all desired time intervals

Working Principles

The TL7705BQDRG4 is a voltage supervisor integrated circuit that monitors the supply voltage and generates a reset signal when the voltage falls below a specified threshold. It operates based on a precision reference voltage and a comparator circuit. The programmable delay feature allows users to set a specific delay time before the reset signal is generated.

Detailed Application Field Plans

The TL7705BQDRG4 is commonly used in various electronic systems where reliable power-on reset functionality is required. Some typical application fields include:

1. Microcontrollers and microprocessors
2. Embedded systems
3. Industrial control systems
4. Automotive electronics
5. Power management circuits

Detailed and Complete Alternative Models

1. TL7702BQDRG4: Similar features but with a fixed delay time of 200ms
2. TL7709BQDRG4: Higher threshold voltage options (up to 6V)
3. TL7712AQDRG4: Dual voltage supervisor with independent threshold inputs
4. TL7715AQDRG4: Voltage supervisor with adjustable hysteresis

These alternative models provide similar voltage monitoring and reset generation capabilities, but with different specifications and features to suit specific application requirements.

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