NCT7802Y

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NCT7802Y

IC H/W MONITOR 20QFN

  • Manufacturer
  • Mfr. Part #NCT7802Y
  • Package 20-QFN (4x4)
  • Datasheet
  • In Stock6387

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Specifications

Package Tube
ProductStatus Active
Function Hardware Monitor
Topology ADC, Fan Control, Register Bank
OutputType I²C/SMBus
OutputAlarm Yes
OutputFan Yes
Voltage-Supply 3.135V ~ 3.465V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 20-WFQFN Exposed Pad

Overview

Description

The NCT7802Y is a hardware monitoring IC commonly used in computer systems to monitor various environmental parameters. It is designed by Nuvoton Technology Corporation and typically used in motherboards to ensure optimal system performance and stability by providing real-time data on several critical metrics.
Key features of the NCT7802Y include voltage monitoring, temperature sensing, and fan speed control. It is capable of monitoring multiple voltage inputs, which helps in assessing the power supply's performance. The chip also includes temperature sensors that can read both internal and external temperatures, providing vital data to prevent overheating. Additionally, it supports fan speed monitoring and control, allowing for dynamic adjustment of fan speeds based on system temperature, thereby optimizing cooling efficiency and noise levels.
The NCT7802Y interfaces with the system via an I2C bus, allowing for easy integration and communication with other system components. Its ability to provide accurate and timely monitoring data makes it an essential component for ensuring the reliability and efficiency of computer systems.

Features

The NCT7802Y is a hardware monitoring IC developed by Nuvoton Technology Corporation. It is designed to monitor vital system parameters in a PC or server environment, ensuring system stability and reliability. Key features include:
1. Temperature Monitoring: The NCT7802Y can monitor multiple temperature zones using both on-chip and external temperature sensors, which helps prevent overheating.
2. Fan Speed Control: It offers fan speed monitoring and control capabilities, allowing for PWM (Pulse Width Modulation) fan speed adjustments to manage cooling efficiency and noise levels.
3. Voltage Monitoring: The chip can monitor various system voltages, ensuring they remain within specified limits to prevent damage to components.
4. GPIO Pins: It includes General Purpose Input/Output (GPIO) pins for additional control and monitoring functions.
5. I2C/SMBus Interface: The NCT7802Y uses an I2C/SMBus interface for communication, enabling easy integration into various systems and communication with other components.
6. Compact Package: It is available in a compact package, making it suitable for space-constrained applications.
These features make the NCT7802Y a versatile solution for maintaining the health and performance of computing systems.

Package

The NCT7802Y is typically available in a 16-pin SSOP (Shrink Small Outline Package). This package type is compact and suitable for surface-mount technology, making it ideal for use in tight spaces on printed circuit boards.

Pinout

The NCT7802Y is a hardware monitoring IC designed to monitor system health conditions, such as temperatures, voltages, and fan speeds. It typically comes in a 16-pin package. Here is a concise overview of its pin functions:
1. VCC: Power supply input.
2. GND: Ground.
3. SCL: I²C clock line.
4. SDA: I²C data line.
5. SMBALERT#: SMBus alert signal.
6. VTT/VD: Voltage monitoring.
7. +3.3VSB/3VDD: 3.3V voltage monitoring.
8. +5V/5VDD: 5V voltage monitoring.
9. +12V/VIN3: 12V voltage monitoring.
10. VREFIN: Reference voltage input.
11. TACH1: Fan speed monitoring input 1.
12. TACH2: Fan speed monitoring input 2.
13. TACH3: Fan speed monitoring input 3.
14. TACH4: Fan speed monitoring input 4.
15. THERM#: Thermal event output.
16. TEMPIN1/TEMPIN2: Temperature sensor inputs.
This IC is commonly used in computers and other electronic systems to ensure they operate within safe environmental conditions.

Manufacturer

The NCT7802Y is manufactured by Nuvoton Technology Corporation. Nuvoton is a semiconductor company that specializes in microcontrollers, microprocessor ICs, audio ICs, and other electronic components. It was spun off from Winbond Electronics Corporation in 2008 and is headquartered in Hsinchu, Taiwan. The company focuses on providing innovative solutions for various industries, including consumer electronics, industrial control, and computing.

Application

The NCT7802Y is a hardware monitoring IC commonly used in computer and server applications. It is designed to monitor critical system parameters such as temperature, fan speed, and voltage levels, ensuring system stability and efficient thermal management. It finds application in motherboards, desktops, industrial PCs, and network equipment, where maintaining optimal operating conditions is essential for performance and reliability.

Equivalent

The NCT7802Y chip is a hardware monitor IC typically used for temperature and voltage monitoring in PCs and servers. Equivalent products might include chips from manufacturers like Texas Instruments, Microchip, or Analog Devices, offering similar monitoring capabilities. Specific models could include the ADM1032, LM75, or TMP100 series, depending on the exact functionality and features required. Always check datasheets for compatibility in terms of pin configuration, voltage range, and interface type.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

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