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LT3090EDD#PBF

Name: LT3090EDD#PBF
Rating: 4.7 (12 reviews)

IC REG LIN NEG ADJ 600MA 10DFN

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資料表 LT3090EDD#PBF DataSheet
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規格

Part Status	Active
Output Configuration	Negative
Output Type	Adjustable
Number of Regulators	1
Voltage - Input (Max)	-36V
Voltage - Output (Min/Fixed)	0V
Voltage - Output (Max)	-32V
Voltage Dropout (Max)	0.45V @ 600mA
Current - Output	600mA
Current - Quiescent (Iq)	50.5 µA
PSRR	85dB ~ 20dB (120Hz ~ 1MHz)
Control Features	Current Limit, Enable
Protection Features	Over Current, Over Temperature, Reverse Polarity, Short Circuit
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	10-WFDFN Exposed Pad
Supplier Device Package	10-DFN (3x3)
Base Product Number	LT3090

概述

Description

The LT3090EDD#PBF is a low-dropout (LDO) linear voltage regulator manufactured by Analog Devices (formerly Linear Technology). It is designed to provide a stable output voltage with low noise, high power supply rejection ratio (PSRR), and high accuracy. This device can output a voltage range of 0.2V to 15V while handling load currents up to 1A.
Key features include a dropout voltage of about 300mV at full load, and it can operate over a wide temperature range. The LT3090 utilizes a unique architecture that allows for excellent transient response and low output noise, making it suitable for precision applications, such as RF and analog circuits.
The suffix #PBF indicates that the component is lead-free, complying with RoHS standards. The LT3090EDD#PBF is available in an 8-lead exposed pad MSOP package, providing efficient thermal performance. Overall, it is an ideal choice for applications requiring low noise and high performance in a compact form factor.

Features

The LT3090EDD#PBF is a low-dropout (LDO) linear voltage regulator designed for precision applications. Key features include:
1. Output Voltage Range: Adjustable from 0V to 15V with a low dropout voltage of 300mV at 1A load.
2. Current Output: Capable of delivering up to 1A of output current.
3. Power Supply Ripple Rejection (PSRR): High PSRR that maintains output voltage stability against input voltage variations.
4. Low Noise: Designed for low noise operation, making it suitable for sensitive analog applications.
5. Thermal Protection: Built-in thermal shutdown for enhanced reliability.
6. Current Limit: Integrated current limiting to protect against overload conditions.
7. Small Package: Available in a compact 8-lead MSOP package for space-constrained designs.
8. Wide Operating Temperature: Suitable for a broad temperature range, enhancing its versatility in various applications.
The LT3090EDD#PBF is ideal for powering precision analog circuits, RF applications, and other power-sensitive devices.

Package

The LT3090EDD#PBF is packaged in a 3mm x 3mm, 16-lead QFN (Quad Flat No-lead) package. This compact package design allows for efficient thermal performance and space-saving in circuit board layouts.

Pinout

The LT3090EDD#PBF is a high-performance, low-dropout linear regulator from Analog Devices. It comes in a 3mm × 3mm, 8-lead LQFN package, with a total of 8 pins.
The pin functions are as follows:
1. VIN - Input voltage.
2. GND - Ground.
3. VOUT - Output voltage.
4. SS - Soft-start control, used to set the output voltage ramp-up rate.
5. ISET - Current setting pin for the output current limit and feedback.
6. VFB - Feedback voltage pin, used for regulation.
7. NC - No connect; not internally connected.
8. PGND - Power ground, used for better thermal performance and noise reduction.
The LT3090 offers adjustable output voltage and features like low dropout voltage, high power supply rejection, and low output noise, making it suitable for sensitive analog applications.

Manufacturer

The manufacturer of the LT3090EDD#PBF is Analog Devices, Inc. Analog Devices is an American multinational semiconductor company that specializes in designing and manufacturing a wide range of analog, mixed-signal, and digital signal processing integrated circuits. Founded in 1965, the company focuses on applications in various industries, including communications, automotive, consumer electronics, and industrial sectors. The LT3090 is a low dropout (LDO) linear regulator, part of Analog Devices' Linear Technology product line, which was acquired by Analog Devices in 2017. The company is known for its high-performance solutions in signal processing and power management.

Application

The LT3090EDD#PBF is a low dropout linear regulator designed for applications requiring precise voltage regulation. Common application areas include power management in portable electronics, battery-powered devices, precision analog circuits, and instrumentation. It is also suitable for use in RF and telecommunications systems, and as a power supply for sensitive components in automotive and industrial applications.

Equivalent

The LT3090EDD#PBF is a low-dropout (LDO) linear voltage regulator. Equivalent products include the LM1117, LP2950, and MIC2940. Other alternatives might be LT1763, LM1084, and TPS7A47, depending on specific requirements like output current, voltage range, and dropout voltage. Always verify the specifications to ensure compatibility with your application.