STMPS2262MTR

Product Overview

• Category: Power Management IC
• Use: Voltage Supervisor and Reset Generator
• Characteristics: Low-power, high-accuracy, small form factor
• Package: 16-pin TSSOP
• Essence: Provides voltage monitoring and reset generation for microcontrollers and other digital systems
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Reset Threshold Accuracy: ±1.5%
• Reset Timeout Period: Adjustable from 1ms to 640ms
• Quiescent Current: 1.5µA (typical)
• Power-On Reset Delay: 100ms (typical)

Pin Configuration

The STMPS2262MTR features a 16-pin TSSOP package with the following pin configuration:

1. VDD: Supply voltage input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Reset output
5. RSTOUT: Reset output
6. VDD: Supply voltage input
7. GND: Ground reference
8. VDD: Supply voltage input
9. GND: Ground reference
10. VDD: Supply voltage input
11. GND: Ground reference
12. VDD: Supply voltage input
13. GND: Ground reference
14. VDD: Supply voltage input
15. GND: Ground reference
16. VDD: Supply voltage input

Functional Features

• Monitors supply voltage and generates a reset signal when it falls below a specified threshold
• Adjustable reset timeout period allows customization for different applications
• Manual reset input for external reset control
• Dual reset outputs for flexibility in system design
• Low quiescent current ensures minimal power consumption

Advantages and Disadvantages

Advantages: - High accuracy in voltage monitoring - Wide supply voltage range allows compatibility with various systems - Small form factor saves board space - Adjustable reset timeout period for application-specific requirements

Disadvantages: - Limited number of reset outputs may not be suitable for complex systems requiring multiple resets - Manual reset input may require additional external components for proper functionality

Working Principles

The STMPS2262MTR operates by continuously monitoring the supply voltage. When the voltage falls below the specified threshold, it generates a reset signal to ensure proper system operation. The reset timeout period can be adjusted to meet the requirements of different applications. The manual reset input allows external control over the reset function.

Detailed Application Field Plans

The STMPS2262MTR is widely used in various applications that require voltage supervision and reset generation. Some common application fields include:

1. Microcontroller-based systems
2. Industrial automation
3. Consumer electronics
4. Automotive electronics
5. Medical devices

Alternative Models

Here are some alternative models that offer similar functionality to the STMPS2262MTR:

1. MAX809: Voltage supervisor with adjustable reset timeout period
2. TPS3839: Precision voltage monitor with dual reset outputs
3. ADM6316: Microprocessor supervisory circuit with manual reset input
4. LTC2937: Triple-supply monitor with adjustable reset thresholds

These alternative models provide options for designers based on specific requirements and preferences.

In conclusion, the STMPS2262MTR is a power management IC that serves as a voltage supervisor and reset generator. With its small form factor, high accuracy, and adjustable features, it finds applications in various industries. Designers can also consider alternative models to suit their specific needs.