DS1238AS-5+ - English Editing Encyclopedia Entry

Product Overview

Category

The DS1238AS-5+ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used for voltage monitoring and power supply supervision in various electronic devices.

Characteristics

• Voltage monitoring range: 0V to 5.5V
• Low power consumption
• Wide operating temperature range: -40°C to +85°C
• Small package size for space-constrained applications

Package

The DS1238AS-5+ is available in a small surface-mount package, making it suitable for compact electronic designs.

Essence

The essence of DS1238AS-5+ lies in its ability to accurately monitor voltage levels and provide reliable power supply supervision.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply voltage: 2.7V to 5.5V
• Threshold voltage accuracy: ±2%
• Quiescent current: 10µA (typical)
• Reset timeout period: 140ms (minimum)
• Active-low reset output

Detailed Pin Configuration

The DS1238AS-5+ features the following pin configuration:

1. VCC: Supply voltage input
2. GND: Ground reference
3. RESET: Active-low reset output
4. MR: Manual reset input
5. VTH: Voltage threshold input

Functional Features

• Accurate voltage monitoring within the specified range
• Automatic reset generation when voltage falls below the threshold
• Manual reset option for user intervention
• Low quiescent current for power efficiency
• Reliable reset timeout period for stable operation

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems
• Accurate voltage threshold accuracy ensures reliable monitoring
• Small package size enables integration into space-constrained designs
• Low power consumption for energy-efficient applications

Disadvantages

• Limited to voltage monitoring and power supply supervision applications
• Manual reset may require user intervention in certain scenarios

Working Principles

The DS1238AS-5+ operates by continuously monitoring the input voltage level. When the voltage falls below the specified threshold, it generates an active-low reset signal. This signal can be used to trigger system resets or initiate corrective actions.

Detailed Application Field Plans

The DS1238AS-5+ finds applications in various fields, including but not limited to:

1. Consumer electronics: Power supply monitoring in smartphones, tablets, and gaming consoles.
2. Industrial automation: Voltage supervision in control systems and machinery.
3. Automotive: Monitoring battery voltage in vehicles for early warning systems.
4. Medical devices: Ensuring stable power supply in critical medical equipment.
5. IoT devices: Voltage monitoring in smart home appliances and connected devices.

Detailed and Complete Alternative Models

1. DS1238AS-3+: Similar to DS1238AS-5+, but with a lower voltage monitoring range (0V to 3.3V).
2. DS1238AS-12+: Similar to DS1238AS-5+, but with a higher voltage monitoring range (0V to 12V).
3. DS1238AS-5/T&R: Tape and reel packaging option for automated assembly processes.

(Note: The alternative models listed above are for illustrative purposes only and may not represent an exhaustive list of available alternatives.)

In conclusion, the DS1238AS-5+ is a versatile integrated circuit designed for accurate voltage monitoring and power supply supervision. Its small package size, wide operating temperature range, and low power consumption make it suitable for various electronic applications across different industries.

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