DS1816-10+T&R

Product Overview

Category: Integrated Circuits
Use: Voltage Supervisors
Characteristics: High precision, low power consumption
Package: Tape and Reel (T&R)
Essence: Monitoring and controlling voltage levels
Packaging/Quantity: 2500 units per reel

Specifications

• Supply Voltage: 1.8V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Output Type: Active Low
• Threshold Voltage Accuracy: ±1.5%
• Quiescent Current: 2µA (typical)
• Power-On Reset Delay: 100ms (typical)

Detailed Pin Configuration

The DS1816-10+T&R has the following pin configuration:

1. GND (Ground)
2. VCC (Supply Voltage)
3. RESET (Active Low Reset Output)
4. MR (Manual Reset Input)

Functional Features

• Monitors supply voltage and provides a reset signal when it falls below a specified threshold.
• Offers manual reset capability for system debugging or initialization.
• Provides accurate voltage monitoring with low power consumption.
• Ensures reliable system operation by preventing erratic behavior during power-up and power-down.

Advantages and Disadvantages

Advantages: - High precision voltage monitoring - Low quiescent current - Wide operating voltage range - Compact package size - Easy integration into various electronic systems

Disadvantages: - Active low output may require additional level shifting circuitry in certain applications. - Limited number of alternative models available in the market.

Working Principles

The DS1816-10+T&R operates by continuously monitoring the supply voltage using an internal voltage reference and comparator. When the voltage drops below the preset threshold, the active low reset output is asserted, indicating a power failure or voltage drop. The manual reset input allows the system to be reset externally, providing flexibility during debugging or initialization.

Detailed Application Field Plans

The DS1816-10+T&R is widely used in various applications where reliable voltage monitoring is critical. Some of the common application fields include:

1. Embedded Systems: Ensures proper operation and prevents data corruption in microcontrollers, DSPs, and FPGAs.
2. Power Management: Protects sensitive electronic components from voltage fluctuations and ensures safe shutdown during power loss.
3. Industrial Automation: Monitors power supply integrity in PLCs, motor control systems, and industrial sensors.
4. Automotive Electronics: Provides voltage supervision for automotive ECUs, infotainment systems, and safety modules.
5. Medical Devices: Ensures stable power supply for critical medical equipment, such as patient monitors and diagnostic devices.

Detailed and Complete Alternative Models

1. DS1816-15+T&R: Similar to DS1816-10+T&R but with a higher threshold voltage accuracy of ±1.0%.
2. DS1816-12+T&R: Similar to DS1816-10+T&R but with a lower quiescent current of 1µA (typical).
3. DS1816-08+T&R: Similar to DS1816-10+T&R but with a wider operating temperature range of -55°C to +125°C.

These alternative models offer different specifications to cater to specific application requirements.

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