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ADM1184ARMZ-REEL7

ADM1184ARMZ-REEL7

Product Overview

Category

ADM1184ARMZ-REEL7 belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for power supply monitoring and sequencing.

Characteristics

  • Monitors multiple power supply voltages simultaneously
  • Provides accurate power-on reset (POR) signals
  • Offers programmable delay times for power sequencing
  • Supports both push-pull and open-drain outputs
  • Operates over a wide temperature range
  • Low power consumption

Package

ADM1184ARMZ-REEL7 is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to monitor and control power supply voltages, ensuring proper power sequencing and reliable operation of electronic devices.

Packaging/Quantity

ADM1184ARMZ-REEL7 is typically packaged in reels containing a specified quantity of units. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Number of Power Supply Inputs: 4
  • Power-On Reset Threshold Accuracy: ±1.5%
  • Programmable Delay Time Range: 100ms to 10s
  • Output Type: Push-Pull or Open-Drain
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ADM1184ARMZ-REEL7 features a total of 8 pins:

  1. VCC: Power supply input pin
  2. GND: Ground reference pin
  3. RESET: Active-low reset output pin
  4. MR: Manual reset input pin
  5. PGOOD: Power-good output pin
  6. IN1, IN2, IN3, IN4: Power supply input pins

Functional Features

  1. Power Supply Monitoring: ADM1184ARMZ-REEL7 monitors the voltage levels of multiple power supplies simultaneously.
  2. Power-On Reset (POR): It generates accurate POR signals to ensure proper initialization of electronic devices during power-up.
  3. Programmable Delay Times: The device allows users to program delay times for power sequencing, ensuring that specific power supplies turn on or off in a desired order.
  4. Output Flexibility: ADM1184ARMZ-REEL7 supports both push-pull and open-drain outputs, providing flexibility in connecting to other circuitry.
  5. Wide Temperature Range: The product operates reliably over a wide temperature range, making it suitable for various environments.
  6. Low Power Consumption: It consumes minimal power, contributing to energy efficiency.

Advantages and Disadvantages

Advantages

  • Simultaneous monitoring of multiple power supply voltages
  • Accurate power-on reset signals
  • Programmable delay times for power sequencing
  • Flexible output options
  • Wide operating temperature range
  • Low power consumption

Disadvantages

  • Limited number of power supply inputs (4)

Working Principles

ADM1184ARMZ-REEL7 utilizes internal voltage comparators to monitor the power supply voltages. It compares these voltages with predefined thresholds to determine their status. The device generates power-on reset signals based on the monitored voltages and programmed delay times. The output pins provide the necessary signals for power sequencing and power-good indication.

Detailed Application Field Plans

ADM1184ARMZ-REEL7 finds applications in various electronic devices where power supply monitoring and sequencing are critical. Some potential application fields include: - Computer motherboards - Industrial control systems - Telecommunications equipment - Medical devices - Automotive electronics

Detailed and Complete Alternative Models

  1. ADM1184ARMZ: Similar to ADM1184ARMZ-REEL7, but available in tube packaging.
  2. ADM1184ARMZ-REEL: Similar to ADM1184ARMZ-REEL7, but available in tape and reel packaging.
  3. ADM1184ARMZ-REEL7CT-ND: Alternative model with the same features and characteristics, offered by a different distributor.

(Note: The list of alternative models may vary depending on availability and specific requirements.)

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技術ソリューションにおける ADM1184ARMZ-REEL7 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of ADM1184ARMZ-REEL7 in technical solutions:

  1. Q: What is the purpose of ADM1184ARMZ-REEL7? A: ADM1184ARMZ-REEL7 is a power supply supervisor and sequencer IC that monitors multiple power rails in a system.

  2. Q: What voltage range does ADM1184ARMZ-REEL7 support? A: ADM1184ARMZ-REEL7 supports a wide input voltage range from 2.7V to 5.5V.

  3. Q: How many power rails can ADM1184ARMZ-REEL7 monitor? A: ADM1184ARMZ-REEL7 can monitor up to four power rails simultaneously.

  4. Q: Can ADM1184ARMZ-REEL7 generate reset signals for the monitored power rails? A: Yes, ADM1184ARMZ-REEL7 can generate reset signals for each power rail individually.

  5. Q: Does ADM1184ARMZ-REEL7 provide any fault detection features? A: Yes, ADM1184ARMZ-REEL7 provides fault detection for undervoltage, overvoltage, and power supply sequencing errors.

  6. Q: Can ADM1184ARMZ-REEL7 be programmed to delay the power-up sequence of different rails? A: Yes, ADM1184ARMZ-REEL7 allows programmable delays for each power rail to ensure proper sequencing.

  7. Q: Is ADM1184ARMZ-REEL7 compatible with I2C communication? A: No, ADM1184ARMZ-REEL7 does not support I2C communication. It uses a simple parallel interface for configuration.

  8. Q: What is the maximum operating temperature range for ADM1184ARMZ-REEL7? A: ADM1184ARMZ-REEL7 can operate within a temperature range of -40°C to +85°C.

  9. Q: Can ADM1184ARMZ-REEL7 be used in battery-powered applications? A: Yes, ADM1184ARMZ-REEL7's low quiescent current and wide input voltage range make it suitable for battery-powered applications.

  10. Q: Does ADM1184ARMZ-REEL7 require any external components for operation? A: Yes, ADM1184ARMZ-REEL7 requires external resistors and capacitors for proper configuration and stability.

Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.