LT3045EMSE#PBF

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LT3045EMSE#PBF

IC REG LIN POS PROG 500MA 12MSOP

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Specifications

Package Tube
ProductStatus Active
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) 20V
Voltage-Output(Min/Fixed) 0V
Voltage-Output(Max) 15V
VoltageDropout(Max) 0.45V @ 500mA
Current-Output 500mA
Current-Quiescent(Iq) 20 µA
Current-Supply(Max) 25 mA
PSRR 117dB ~ 53dB (120Hz ~ 10MHz)
ControlFeatures Enable, Power Good, Soft Start
ProtectionFeatures Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 12-TSSOP (0.118, 3.00mm Width) Exposed Pad

Overview

Description

The LT3045EMSE#PBF is a high-performance linear voltage regulator manufactured by Analog Devices. It is designed to provide a low-noise, high-accuracy output voltage, making it ideal for precision applications requiring clean power. The device features ultra-low noise (0.8µVRMS from 10Hz to 100kHz) and high power supply rejection ratio (PSRR), which are crucial for sensitive analog circuits, RF applications, and powering high-performance ADCs, DACs, or reference circuits.
The LT3045EMSE#PBF offers output currents up to 500mA and an adjustable output voltage range from 0V to 15V. It also includes a programmable current limit and fast transient response, ensuring stable operation under dynamic load conditions. Additional features include thermal protection and reverse battery protection, enhancing its reliability in various environments.
Packaged in a thermally enhanced 10-lead MSOP, the LT3045EMSE#PBF is suitable for space-constrained applications. Its low dropout voltage allows it to maintain regulation with minimal input-output voltage differential, further improving efficiency. Overall, the LT3045EMSE#PBF is an excellent choice for designers needing a robust and low-noise power supply solution.

Features

The LT3045EMSE#PBF is a high-performance low-dropout (LDO) linear regulator from Analog Devices. Key features include:
1. Ultra-Low Noise: It offers exceptionally low output noise of 0.8µVRMS over a 10Hz to 100kHz bandwidth, making it suitable for noise-sensitive applications.

2. High PSRR: Provides a high Power Supply Rejection Ratio (PSRR) of 76dB at 1MHz, ensuring stable operation even with noisy input voltage sources.
3. Output Current: Delivers up to 500mA of continuous output current with a low dropout voltage of 260mV at full load.
4. Adjustable Output: The output voltage is adjustable from 0V to 15V, offering flexibility for various applications.
5. Programmable Current Limit: Features a programmable current limit for added protection and customization.
6. Thermal Performance: Comes with excellent thermal performance and protection, including thermal limiting features to prevent overheating.
7. Package: Available in a compact 10-lead MSOP package, which is thermally enhanced for better heat dissipation.
These features make the LT3045EMSE#PBF ideal for applications requiring precision, low noise, and high performance, such as in RF systems, low-noise instrumentation, and sensitive analog circuits.

Package

The LT3045EMSE#PBF is packaged in a 16-lead MSOP (Mini Small Outline Package) with exposed pad for enhanced thermal performance. This package type is compact, suitable for surface-mount applications, and allows efficient heat dissipation.

Pinout

The LT3045EMSE#PBF is a high-performance low dropout (LDO) linear regulator. It comes in a 12-lead MSOP package.
Pin Count: 12 pins.
Functions of Key Pins:
1. IN: Input voltage supply.
2. OUT: LDO output.
3. SET: Used to set the output voltage by connecting a resistor from this pin to ground.
4. ILIM: Current limit setting. Connect a resistor to set the current limit.
5. PG: Power Good indicator. It signals when the output voltage is within regulation.
6. SNS: Remote sense pin for improved output voltage accuracy.
7. VIOC: Voltage input/output comparator. For active voltage monitoring.
8. BYP: Bypass capacitor connection to reduce noise.
9. GND: Ground connection.
10. NC: No connection. These pins should be left floating or connected to GND.
This regulator is known for its low dropout voltage, low noise performance, and high power supply rejection ratio (PSRR), making it suitable for applications requiring clean and stable output voltages.

Manufacturer

The LT3045EMSE#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company specializing in the design and manufacturing of semiconductor devices. They produce a wide range of products, including analog, mixed-signal, and digital signal processing integrated circuits used in electronic equipment. Their offerings are utilized in various industries, such as communications, healthcare, automotive, industrial, and consumer electronics. The company is known for its focus on innovation and high-performance solutions, providing critical components for more advanced and efficient electronic systems.

Application

The LT3045EMSE#PBF is a high-performance linear voltage regulator known for its ultra-low noise and high PSRR. Its key application areas include powering sensitive RF components, precision instrumentation, data conversion systems, and medical devices. It is particularly suitable for use in environments where clean power is essential, such as in high-speed or high-resolution data acquisition systems and low-noise amplifiers. Its robust performance in minimizing output voltage noise makes it ideal for applications requiring stable and precise voltage regulation.

Equivalent

The LT3045EMSE#PBF is a low-noise, low-dropout (LDO) linear regulator. Equivalent products include:
1. Texas Instruments TPS7A47 - Ultra-low noise, high PSRR LDO.
2. Analog Devices ADM7150 - Ultralow noise, high PSRR LDO.
3. Maxim Integrated MAX6126 - Precision voltage reference with low dropout.
4. ON Semiconductor NCP163 - High PSRR, low noise LDO.
These alternatives may have different specifications, so review datasheets to ensure suitability for your application.

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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