L7985ATR

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L7985ATR

IC REG BUCK ADJUSTABLE 2A 8HSOP

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 38V
Voltage-Output(Min/Fixed) 0.6V
Voltage-Output(Max) 38V
Current-Output 2A
Frequency-Switching 250kHz ~ 1MHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width) Exposed Pad

Vue d'ensemble

Description

The L7985ATR is a step-down switching regulator integrated circuit (IC) commonly used in power management applications. It is designed to convert higher input voltages to lower output voltages, making it suitable for powering various electronic components in a wide range of devices. This IC is part of the STMicroelectronics family of voltage regulators.
Key features of the L7985ATR include a wide input voltage range, typically from 4.5V to 38V, and a high switching frequency, which allows for smaller external components and efficient power conversion. It delivers a fixed or adjustable output voltage with excellent accuracy and stability. The IC also includes integrated protection features such as current limitation, thermal shutdown, and overvoltage protection to ensure reliable operation.
The compact size and high efficiency of the L7985ATR make it ideal for use in space-constrained applications such as consumer electronics, automotive systems, and industrial equipment. Its robust performance and versatility help designers implement efficient power solutions in their projects.

Features

The L7985ATR is a step-down switching regulator from STMicroelectronics. It is designed to provide high efficiency and performance for DC/DC conversion applications. Key features include:
1. Input Voltage Range: It supports a wide input voltage range, typically from 4.5V to 38V, making it versatile for various power supply conditions.
2. Output Current: It can deliver up to 3.5A of continuous output current, suitable for powering a variety of load types.
3. Switching Frequency: The regulator offers a fixed switching frequency of 250 kHz, which helps in reducing the size of external components and improving efficiency.
4. Efficiency: It provides high efficiency across its operating range, which is crucial for minimizing energy loss and heat generation.
5. Protection Features: Includes various built-in protections such as overcurrent protection, thermal shutdown, and soft-start to enhance reliability and safeguard against faults.
6. Package: The L7985ATR is available in a compact HTSSOP16 package with exposed pads for improved thermal performance.
These features make the L7985ATR suitable for a wide range of applications, including industrial, automotive, and consumer electronics, where efficient and reliable power conversion is essential.

Package

The L7985ATR is a step-down switching regulator from STMicroelectronics. It is typically available in a HSOP-8 package, which is a type of plastic small-outline package with a heat sink. This package is designed to provide efficient thermal management and reliable performance in compact applications.

Pinout

The L7985ATR is a step-down switching regulator IC. It is typically used for converting a higher input voltage to a lower output voltage while maintaining high efficiency. The L7985ATR is housed in a 8-pin package known as HSOP8.
Here is a brief overview of its pin functions:
1. VCC (Pin 1): Supply voltage input.
2. GND (Pin 2): Ground connection.
3. COMP (Pin 3): Compensation network for the control loop.
4. FB (Pin 4): Feedback input for setting the output voltage.
5. PGOOD (Pin 5): Power good indicator, signaling when the output voltage is in regulation.
6. EN (Pin 6): Enable pin to turn the device on or off.
7. VIN (Pin 7): Input voltage for the power stage.
8. SW (Pin 8): Switch node, connected to the output inductor.
The device is suitable for applications requiring efficient, high-frequency step-down voltage regulation and offers features like thermal shutdown, overcurrent protection, and a wide input voltage range.

Manufacturer

The L7985ATR is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics is known for designing, developing, and manufacturing a wide range of semiconductor products for various applications including industrial, automotive, personal electronics, and communications equipment. The company is recognized for its work in microcontrollers, power management, sensors, and analog devices, among other areas. STMicroelectronics operates as an independent device manufacturer and is one of the largest semiconductor companies in the world, with a strong focus on innovation and sustainability in its product designs and solutions.

Application

The L7985ATR is a step-down switching regulator commonly used in applications requiring efficient power management. It is suitable for automotive systems, industrial equipment, and consumer electronics where stable voltage regulation is critical. Other application areas include powering microcontrollers, sensors, and communication devices, especially in battery-powered or energy-sensitive environments. Its capability to handle high input voltages makes it ideal for systems that require robust and reliable voltage conversion.

Equivalent

The L7985ATR is a step-down switching voltage regulator. Equivalent products include:
1. LM2596 (Texas Instruments)
2. MC34063 (ON Semiconductor)
3. LM2675 (Texas Instruments)
4. MIC4576 (Microchip Technology)
These alternatives vary in specifications, so always check the datasheet for compatibility with your specific application.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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