LT3091EFE#PBF

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LT3091EFE#PBF

IC REG LIN NEG ADJ 1.5A 16TSSOP

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Spécifications

Package Tube
ProductStatus Active
OutputConfiguration Negative
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) -36V
Voltage-Output(Min/Fixed) 0V
Voltage-Output(Max) -32V
VoltageDropout(Max) 0.45V @ 1.5A
Current-Output 1.5A
Current-Quiescent(Iq) 50.5 µA
PSRR 85dB ~ 20dB (120Hz ~ 1MHz)
ControlFeatures Current Limit, Enable
ProtectionFeatures Over Current, Over Temperature, Reverse Polarity, Short Circuit
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 16-TSSOP (0.173, 4.40mm Width) Exposed Pad

Vue d'ensemble

Description

The LT3091EFE#PBF is a low-dropout (LDO) linear regulator manufactured by Analog Devices, previously Linear Technology. It is designed for applications requiring high performance and reliability. Some key features include a wide input voltage range from 1.5V to 36V and the ability to supply an output current of up to 1.5A. It offers a low dropout voltage, enhancing efficiency, particularly in battery-powered applications.
The device has excellent line and load regulation, low output voltage noise, and a programmable current limit. It also integrates protection features like reverse-battery, reverse-current, and thermal shutdown, ensuring durability and safety in various conditions. The LT3091EFE#PBF is used in applications like industrial systems, communications equipment, and consumer electronics, where precise voltage regulation is essential. It is typically available in thermally enhanced packages to support its operations under diverse thermal conditions.

Features

The LT3091EFE#PBF is a linear regulator designed for applications requiring low noise, high current, and wide input voltage range. Key features include:
1. Output Current: Capable of delivering up to 1.5A.
2. Input Voltage Range: Operates from 1.5V to 36V, making it versatile for various power supply conditions.
3. Adjustable Output Voltage: Allows setting of output voltage from 0 to 32V.
4. Low Noise: Offers low output noise performance, suitable for noise-sensitive applications.
5. PSRR: High Power Supply Rejection Ratio ensures stable output in noisy environments.
6. Protection Features: Includes current limit and thermal shutdown to protect the device during fault conditions.
7. Low Dropout Voltage: Ensures efficient operation even with minimal difference between input and output voltages.
8. Quiescent Current: Features low quiescent current, beneficial for battery-powered applications.
These features make the LT3091EFE#PBF suitable for a wide range of applications, including telecommunications, data communication systems, and industrial equipment.

Package

The LT3091EFE#PBF is a low dropout (LDO) linear regulator in a thermally enhanced 20-lead TSSOP (exposed pad) package. It's designed to provide high efficiency and precise voltage regulation in electronic applications, leveraging the exposed pad for improved thermal performance.

Pinout

The LT3091EFE#PBF is a low dropout (LDO) linear regulator integrated circuit. It is typically housed in a TSSOP (Thin Shrink Small Outline Package) with 16 pins. The device is designed to provide a wide input voltage range and a maximum output current of up to 1.5A.
Key pins and their functions include:
1. IN: Input voltage.
2. OUT: Regulated output voltage.
3. SET: For setting the output voltage.
4. ADJ: Adjustments for the output voltage.
5. REF: Reference voltage.
6. SNS+ / SNS-: Differential sense for output voltage.
7. PGOOD: Power good indicator.
8. SHDN: Shutdown control.
9. ILIM: Current limit setting.
10. VIOC: Voltage controlled current limit.
11. GND: Ground connection.
The LT3091 offers features like programmable current limit, power good indicator, and thermal protection, making it versatile for various applications requiring precise voltage regulation.

Manufacturer

The LT3091EFE#PBF is manufactured by Analog Devices, Inc. Analog Devices is a global semiconductor company that designs and manufactures analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company is known for its high-performance products used in a wide range of industries, including telecommunications, automotive, consumer electronics, healthcare, and industrial applications. Analog Devices specializes in signal processing solutions and plays a critical role in converting real-world phenomena into digital data, enhancing technology across numerous sectors.

Application

The LT3091EFE#PBF is a low dropout (LDO) linear regulator. It is used in applications requiring low noise, high PSRR, and precise output voltages. Common areas include telecommunications, industrial equipment, instrumentation, and high-performance computing. Its ability to source up to 1.5 A with a wide input voltage range makes it suitable for powering sensitive analog and RF circuits, as well as in post-regulation of switching power supplies to minimize noise.

Equivalent

The LT3091EFE#PBF is a low-dropout (LDO) linear regulator from Analog Devices. Equivalent products could include the Texas Instruments TPS7A4701, the Microchip MCP1727, and the Linear Technology LT3080, depending on specific requirements like voltage, current, and features. Always verify compatibility regarding electrical characteristics and package type before substituting.

Expédition

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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.

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