MAX6835HXSD0+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Supervisor
• Characteristics: Low-power, high-accuracy voltage monitoring
• Package: 6-pin SOT23
• Essence: Provides reset output during power-up, power-down, and brownout conditions
• Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Supply Voltage Range: 1.6V to 5.5V
• Reset Threshold Options: 2.5V, 3.0V, 3.3V, 5.0V
• Reset Timeout Period: Adjustable or fixed options available
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1µA (typical)

Detailed Pin Configuration

The MAX6835HXSD0+T has the following pin configuration:

1. GND: Ground connection
2. RESET: Active-low reset output
3. MR: Manual reset input
4. VCC: Positive supply voltage
5. GND: Ground connection
6. RESET: Active-low reset output

Functional Features

• Power-on Reset: Generates a reset signal when the supply voltage rises above the reset threshold.
• Brownout Detection: Monitors the supply voltage and asserts the reset signal if it falls below the specified threshold.
• Manual Reset: Allows external control to assert the reset signal.
• Adjustable Reset Timeout: The timeout period for the reset signal can be adjusted using an external capacitor.
• Fixed Reset Timeout: Alternatively, a fixed timeout period option is available.

Advantages and Disadvantages

Advantages: - Low-power consumption - High accuracy in voltage monitoring - Small package size - Wide operating temperature range

Disadvantages: - Limited number of reset threshold options - Requires external capacitor for adjustable reset timeout

Working Principles

The MAX6835HXSD0+T is designed to monitor the supply voltage and provide a reset signal when certain conditions are met. During power-up, power-down, or brownout conditions, the IC generates an active-low reset output. This reset signal can be used to initialize or reset other components in the system.

The device continuously monitors the supply voltage and compares it to the specified threshold. If the voltage falls below the threshold during a brownout condition, the reset signal is asserted. Similarly, during power-up, the reset signal is generated until the supply voltage reaches a stable level.

The MAX6835HXSD0+T also allows for manual control of the reset signal through the MR pin. When this pin is asserted, the reset signal is activated regardless of the supply voltage level.

Detailed Application Field Plans

The MAX6835HXSD0+T finds applications in various fields where voltage monitoring and reset functionality are required. Some potential application areas include:

1. Microcontrollers: Ensuring proper initialization and reset during power-up and brownout conditions.
2. Embedded Systems: Providing reliable reset functionality for system stability.
3. Power Management: Monitoring voltage levels to prevent damage to sensitive components.
4. Industrial Control Systems: Ensuring proper operation and protection during power fluctuations.
5. Automotive Electronics: Resetting critical systems in case of voltage anomalies.

Detailed and Complete Alternative Models

1. MAX6834HXSD0+T: Similar voltage supervisor IC with different reset threshold options.
2. MAX6836HXSD0+T: Voltage supervisor IC with additional features like watchdog timer.
3. MAX6837HXSD0+T: Higher accuracy voltage supervisor IC with adjustable reset timeout.

Note: The above alternative models are just a few examples. There are several other alternatives available in the market with varying specifications and features.

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