LD1086DTTR

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LD1086DTTR

+Nomenclature

IC REG LINEAR POS ADJ 1.5A DPAK

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) 30V
Voltage-Output(Min/Fixed) 1.25V
Voltage-Output(Max) 28.5V
VoltageDropout(Max) 1.5V @ 1.5A
Current-Output 1.5A
Current-Quiescent(Iq) 10 mA
PSRR 88dB (120Hz)
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case TO-252-3, DPak (2 Leads + Tab), SC-63

Présentation

Description

The LD1086DTTR is a low-dropout (LDO) linear voltage regulator. It is designed to provide a stable output voltage with a low input-to-output voltage difference, making it ideal for applications requiring high efficiency and minimal power dissipation. The device typically features an adjustable output voltage, achieved through external resistors, and can deliver output currents up to 1.5A. Its low dropout voltage characteristic means it can maintain regulation with a small difference between the input and output voltages, commonly around 1.3V at maximum current.
Key features of the LD1086DTTR include internal thermal overload protection, current limiting, and safe area compensation. These features ensure reliable operation under varying load conditions and protect the device from potential damage due to overheating or excessive current. The LD1086DTTR is available in various packages, making it suitable for different circuit designs and thermal management requirements. It is commonly used in computer systems, networking devices, and battery-powered equipment.

Equivalent

The LD1086DTTR is a low dropout voltage regulator. Equivalent products include:
1. LM1086 - Offered by Texas Instruments.
2. MC33269 - From ON Semiconductor.
3. NCP1117 - Also by ON Semiconductor.
4. AMS1117 - By Advanced Monolithic Systems.
5. LT1086 - From Analog Devices.
These equivalents have similar voltage and current ratings, but always verify specific requirements like package type and thermal characteristics when choosing a replacement.

Features

The LD1086DTTR is a low-dropout voltage regulator designed to provide a stable output voltage with high current capability. Key features include:
1. Output Current: Up to 1.5 A, making it suitable for high-power applications.
2. Low Dropout Voltage: Approximately 1.3 V at maximum output current.
3. Output Voltage Options: Available in fixed output voltages, typically 1.8 V, 2.5 V, 3.3 V, and 5.0 V, or an adjustable version where the output can be set via external resistors.
4. Precise Output Voltage: Typically features a 1% accuracy on the fixed output versions.
5. Thermal Protection: Built-in protection against overheating.
6. Current Limiting: Integrated current limit to protect against overcurrent conditions.
7. Package: Available in a D²PAK surface-mount package, ideal for space-constrained applications.
8. Operating Temperature: Supports a wide range, typically from -40°C to +125°C.
These features make the LD1086DTTR suitable for applications requiring efficient voltage regulation with minimal heat generation and high reliability.

Pinout

The LD1086DTTR is a low dropout linear voltage regulator. It typically comes in a TO-252 package, which is also known as DPAK, and it generally has three pins. The pin configuration and functions for a standard LD1086 in a TO-252 package are as follows:
1. Pin 1 (ADJ/GND):
- For the adjustable version: This pin is the Adjust pin. It is used to set the output voltage by connecting it to a resistor divider between the output and ground.
- For the fixed version: This pin is the Ground pin.
2. Pin 2 (VOUT):
- This pin provides the regulated output voltage.
3. Pin 3 (VIN):
- This pin is the input voltage pin where the unregulated input voltage is applied.
The functionality of the LD1086DTTR is to regulate the input voltage to a desired lower output voltage with a low dropout voltage, making it suitable for applications where efficiency and precise voltage regulation are needed.

Manufacturer

The manufacturer of the LD1086DTTR is STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. These products are used across various applications in industries such as automotive, industrial, personal electronics, communications equipment, and computing. STMicroelectronics is known for its emphasis on innovation and technology, focusing on areas like energy efficiency, Internet of Things (IoT), and smart driving. The company is headquartered in Geneva, Switzerland, and operates worldwide, serving both large and small customers with a comprehensive portfolio of semiconductor solutions.

Application

The LD1086DTTR is a low-dropout (LDO) voltage regulator, and its application areas include powering microprocessors and digital circuits, particularly in situations where space is limited, such as in portable and embedded systems. It is ideal for use in battery-powered devices due to its low dropout voltage, which ensures efficient power usage. The regulator is also used in communication equipment, consumer electronics, and networking devices, where stable and regulated output voltage is required despite variations in input voltage. Its ability to provide high current output makes it suitable for applications needing reliable performance, such as industrial automation and instrumentation systems.

Package

The LD1086DTTR is a Low Dropout (LDO) voltage regulator, and its package type is DPAK (TO-252), which is a surface-mount package commonly used for power semiconductor devices.

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