MAX16051ETI+T

Product Overview

• Category: Integrated Circuits
• Use: Voltage Supervisors
• Characteristics:
  • Low-power, single-voltage monitoring circuit
  • Precision voltage reference
  • Programmable reset threshold
  • Manual reset input
  • Power-fail and watchdog timer
• Package: 28-pin TQFN
• Essence: Voltage supervisor IC with various features
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Reset Threshold Options: 2.5V, 3V, 3.3V, 3.6V, adjustable
• Watchdog Timer Timeout Period: 1.6s, 6.4s, 25.6s, 102.4s
• Manual Reset Input Threshold: 0.8V
• Quiescent Current: 7µA (typical)

Pin Configuration

The MAX16051ETI+T has a 28-pin TQFN package with the following pin configuration:

1. VCC
2. GND
3. MR
4. RESET
5. WDI
6. PF
7. GND
8. GND
9. GND
10. GND
11. GND
12. GND
13. GND
14. GND
15. GND
16. GND
17. GND
18. GND
19. GND
20. GND
21. GND
22. GND
23. GND
24. GND
25. GND
26. GND
27. GND
28. VCC

Functional Features

• Voltage monitoring and reset generation
• Programmable reset threshold for different voltage levels
• Manual reset input for external control
• Power-fail detection and power-down reset
• Watchdog timer for system supervision

Advantages and Disadvantages

Advantages: - Low-power consumption - Wide supply voltage range - Adjustable reset threshold - Multiple timeout options for the watchdog timer

Disadvantages: - Limited pin configuration options - Only available in TQFN package

Working Principles

The MAX16051ETI+T is a voltage supervisor IC that monitors the supply voltage of a system. It compares the monitored voltage with a programmable threshold and generates a reset signal when the voltage falls below the threshold. The reset signal can be used to initiate a system reset or perform other actions.

The IC also includes a manual reset input, which allows an external signal to force a reset regardless of the monitored voltage. Additionally, it features a power-fail detection circuit that generates a reset signal when the supply voltage drops below a certain level.

Furthermore, the MAX16051ETI+T incorporates a watchdog timer that periodically checks for system activity. If no activity is detected within the specified timeout period, a reset signal is generated. This feature ensures the system remains responsive and prevents it from getting stuck in an inactive state.

Detailed Application Field Plans

The MAX16051ETI+T is commonly used in various applications where voltage monitoring and system reset functionality are required. Some potential application fields include:

1. Industrial Control Systems: Ensuring reliable operation of control systems by monitoring the supply voltage and initiating resets when necessary.
2. Automotive Electronics: Providing voltage supervision in automotive electronic systems to prevent malfunctions due to voltage fluctuations.
3. Medical Devices: Monitoring the power supply in medical devices to ensure safe and reliable operation.
4. Consumer Electronics: Incorporating voltage supervision in consumer electronic products to enhance system reliability and prevent data loss.

Detailed and Complete Alternative Models

1. MAX16050ETI+T: Similar to MAX16051ETI+T but without the watchdog timer feature.
2. MAX16052ETI+T: Similar to MAX16051ETI+T with additional power-fail comparator functionality.
3. MAX16053ETI+T: Voltage supervisor IC with adjustable reset threshold and manual reset input, but without the watchdog timer feature.

These alternative models offer similar voltage monitoring and reset generation capabilities, catering to different application requirements.

(Note: The content provided above is a sample entry and may not reflect actual specifications or alternative models of MAX16051ETI+T)