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NCV4949CDR2G

Name: NCV4949CDR2G
Rating: 4.7 (12 reviews)

IC REG LINEAR 5V 100MA 8SOIC

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包 SOIC-8
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
Series	Automotive, AEC-Q100
ProductStatus	Active
OutputConfiguration	Positive
OutputType	Fixed
NumberofRegulators	1
Voltage-Input(Max)	40V
Voltage-Output(Min/Fixed)	5V
VoltageDropout(Max)	0.5V @ 100mA
Current-Output	100mA
Current-Quiescent(Iq)	260 µA
Current-Supply(Max)	5 mA
ControlFeatures	Reset
ProtectionFeatures	Over Temperature, Short Circuit
OperatingTemperature	-40°C ~ 150°C (TJ)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The NCV4949CDR2G is a monolithic integrated circuit designed for automotive voltage regulation applications. It typically provides a precise and stable output voltage, making it suitable for use in vehicles where reliable power supply is crucial. This device includes several features such as current and thermal limiting, which are essential for protecting the circuit from damage under extreme conditions. Additionally, the NCV4949CDR2G offers low dropout voltage, which ensures efficient operation even when the input voltage is close to the output voltage. It is also equipped with an enable input and an error flag to signal output voltage status, enhancing its functionality in complex systems. The component is usually available in a compact surface-mount package, facilitating easy integration into automotive electronic systems. Overall, the NCV4949CDR2G is valued for its robustness, efficiency, and precision in automotive voltage regulation applications.

Features

The NCV4949CDR2G is a linear voltage regulator IC designed by ON Semiconductor. It features a wide input voltage range, typically from 5.5V to 40V, making it suitable for automotive and industrial applications. The device provides a fixed output voltage of 5V with a maximum output current of 100 mA.
Key features include:
1. Low dropout voltage, which ensures efficient operation even when the input voltage is close to the output voltage.
2. Thermal shutdown protection that prevents the device from overheating.
3. Short-circuit protection ensuring safety in case of output shorts.
4. Low quiescent current, beneficial for battery-powered applications.
5. An on-chip trimming for output voltage accuracy.
6. An SOIC-8 package that facilitates compact designs and surface mounting.
The NCV4949CDR2G is typically used in power management applications, where stable and reliable voltage regulation is critical. Its robust design makes it well-suited for environments with fluctuating input voltages or where space is constrained.

Package

The NCV4949CDR2G is available in an SOIC-8 package type, which is a Small Outline Integrated Circuit with 8 pins.

Pinout

The NCV4949CDR2G is an automotive-grade voltage regulator IC produced by ON Semiconductor. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package.
Pin Count: 8 pins
Pin Functions:
1. Vout - Output voltage pin where the regulated voltage is provided.
2. GND - Ground pin for the IC.
3. Vin - Input voltage pin where the unregulated voltage is supplied.
4. Reset - Typically used for microcontroller reset operations, indicating the readiness of the output voltage.
5. Delay - Configures the delay time for the reset function.
6. Sense - Used for voltage sensing, possibly for over-voltage or under-voltage detection.
7. N/C - No connection, generally left unconnected.
8. Adj/Comp - Used for setting the output voltage or compensation.
Refer to the product datasheet for precise and detailed specifications for each pin, as the functions may vary slightly depending on the specific configuration and application.

Manufacturer

The NCV4949CDR2G is manufactured by ON Semiconductor, which is now known as onsemi. onsemi is an American semiconductor supplier company that designs, manufactures, and sells a wide range of semiconductor components used in various electronic systems and devices. The company focuses on providing solutions for energy-efficient electronics, automotive, industrial, and communications markets. onsemi is recognized for its expertise in offering both high-performance and energy-efficient semiconductor technologies.

Application

The NCV4949CDR2G is a voltage regulator IC commonly used in automotive applications. Its primary application areas include automotive power management systems, electronic control units (ECUs), battery-powered devices, and other automotive electronic systems that require stable voltage regulation. It provides a reliable power supply for microcontrollers and sensors, ensuring consistent performance in automotive environments.

Equivalent

The NCV4949CDR2G is an automotive linear voltage regulator. Equivalent products include:
1. NCP1117DT50G by ON Semiconductor
2. LM7805 by Texas Instruments
3. LD1117 by STMicroelectronics
4. MIC29150 by Microchip Technology
These alternatives offer similar voltage regulation capabilities, but specifications should be reviewed to ensure compatibility with specific applications.