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LM99CIMMX/NOPB
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LM99CIMMX/NOPB

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Temperature sensor and monitor
  • Characteristics: High accuracy, low power consumption
  • Package: 8-pin VSSOP
  • Essence: LM99CIMMX/NOPB is a precision analog output temperature sensor with an integrated fan control. It can accurately measure the temperature of its surroundings and control the speed of a cooling fan accordingly.
  • Packaging/Quantity: Available in reels of 2500 units.

Specifications

  • Temperature Range: -55°C to +125°C
  • Accuracy: ±1°C
  • Supply Voltage: 2.7V to 5.5V
  • Output Type: Analog Voltage
  • Fan Control Output: PWM or DC

Detailed Pin Configuration

  1. VDD: Power supply input
  2. GND: Ground
  3. ALERT: Open-drain active-low alert output
  4. D+ / FANPWM: Digital input for setting fan control mode or PWM output for fan control
  5. D- / SCL: Serial clock input for I2C interface
  6. AOUT: Analog voltage output proportional to temperature
  7. OS: Overtemperature shutdown input
  8. TDIODE: Diode-connected transistor input for remote temperature sensing

Functional Features

  • High Accuracy: Provides precise temperature measurements with ±1°C accuracy.
  • Integrated Fan Control: Can adjust the speed of a cooling fan based on the measured temperature.
  • Low Power Consumption: Operates efficiently with a wide supply voltage range.

Advantages and Disadvantages

Advantages

  • Accurate temperature monitoring
  • Integrated fan control for thermal management
  • Low power consumption

Disadvantages

  • Limited temperature range compared to some other sensors
  • Requires external components for fan control implementation

Working Principles

The LM99CIMMX/NOPB operates by measuring the temperature using an internal diode-connected transistor or an external diode. It converts the temperature into an analog voltage output and provides a digital interface for fan control. The integrated fan control adjusts the fan speed to maintain the desired temperature.

Detailed Application Field Plans

The LM99CIMMX/NOPB is suitable for various applications including: - Computer systems - Industrial equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • TMP117: Offers higher temperature accuracy and wider temperature range.
  • LM75: Provides digital temperature readings with a simple I2C interface.

In conclusion, the LM99CIMMX/NOPB is a versatile temperature sensor and fan controller suitable for a wide range of applications, offering high accuracy and efficient thermal management capabilities.

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Orodhesha maswali na majibu 10 ya kawaida yanayohusiana na utumiaji wa LM99CIMMX/NOPB katika suluhu za kiufundi

Sure, here are 10 common questions and answers related to the application of LM99CIMMX/NOPB:

  1. What is LM99CIMMX/NOPB?

    • LM99CIMMX/NOPB is a precision system hardware monitor that measures temperature, voltage, and fan speed in electronic systems.

  2. What are the key features of LM99CIMMX/NOPB?

    • The key features include remote diode temperature sensing, multiple voltage monitoring, and PWM fan control.

  3. How can LM99CIMMX/NOPB be used in technical solutions?

    • LM99CIMMX/NOPB can be used for thermal management, power supply monitoring, and fan speed control in various electronic systems.

  4. What are the typical applications of LM99CIMMX/NOPB?

    • Typical applications include desktop PCs, servers, industrial equipment, and telecommunications systems.

  5. How does LM99CIMMX/NOPB help with thermal management?

    • LM99CIMMX/NOPB provides accurate temperature measurements and can be used to control fan speeds to maintain optimal thermal conditions.

  6. Can LM99CIMMX/NOPB monitor multiple voltages?

    • Yes, LM99CIMMX/NOPB can monitor up to 7 different voltage inputs simultaneously.

  7. Is LM99CIMMX/NOPB suitable for low-power applications?

    • Yes, LM99CIMMX/NOPB has a low operating current and is suitable for low-power designs.

  8. Does LM99CIMMX/NOPB support industry-standard communication interfaces?

    • Yes, LM99CIMMX/NOPB supports I2C and SMBus interfaces for easy integration into existing systems.

  9. Can LM99CIMMX/NOPB be used for fan speed control?

    • Yes, LM99CIMMX/NOPB includes PWM outputs for controlling fan speeds based on temperature measurements.

  10. Are there any design considerations when using LM99CIMMX/NOPB?

    • Designers should consider layout and thermal considerations to ensure accurate temperature measurements and reliable operation of the device.

I hope these questions and answers are helpful for your technical solutions involving LM99CIMMX/NOPB!