LT3029IDE

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LT3029IDE

+BOM

IC REG LIN POS ADJ 500MA 16DFN

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Specifications

Attribute Value
Package Tube
ProductStatus Obsolete
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 2
Voltage-Input(Max) 20V
Voltage-Output(Min/Fixed) 1.215V
Voltage-Output(Max) 19.5V
VoltageDropout(Max) 0.46V @ 500mA, 0.46V @ 500mA
Current-Output 500mA, 500mA
PSRR 67dB (120Hz)
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature, Reverse Polarity
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 16-WFDFN Exposed Pad

Overview

Description

The LT3029IDE is a high-performance, dual-output, low-dropout (LDO) linear regulator manufactured by Analog Devices (formerly Linear Technology). Designed to provide precise voltage regulation, it offers two independent output channels capable of delivering up to 500mA each, making it suitable for powering multiple loads in various electronic applications.
Key features include low dropout voltage, high output accuracy, and low noise, which are critical for sensitive electronics. The device operates from an input voltage range of 1.8V to 20V, providing flexibility for use in a wide array of systems. It also incorporates a range of protections, such as thermal shutdown and current limiting, enhancing its reliability and safety.
The LT3029IDE is commonly used in applications like telecommunications, industrial systems, and portable devices where space is limited and performance is crucial. Its small footprint, typically provided in a thermally enhanced 16-lead DFN package, makes it ideal for compact designs. Overall, the LT3029IDE is valued for its efficiency, versatility, and robust performance in demanding power management tasks.

Equivalent

The LT3029IDE is a dual-output low-dropout (LDO) linear regulator. Equivalent products would have similar specifications, such as dual-channel LDOs with comparable voltage and current ratings. Some alternatives might include:
1. Texas Instruments TPS7A88 - Dual LDO with similar voltage and current capabilities.
2. Microchip MCP1726 - Offers dual output, though check specifics for matching requirements.
3. ON Semiconductor NCP551 - If matching electrical specifications are met.
Always verify that electrical characteristics and pin configurations match your requirements.

Features

The LT3029IDE is a dual, micropower, low dropout (LDO) linear regulator designed by Analog Devices. It offers several important features:
1. Low Dropout Voltage: The regulator achieves low dropout performance, with a typical voltage difference of 300mV at full load, making it efficient for low input voltage applications.
2. Output Current: It provides a maximum output current of 500mA per channel, suitable for powering a variety of circuits.
3. Low Quiescent Current: It features an ultra-low quiescent current of 60µA per channel, optimizing power efficiency, especially in battery-operated devices.
4. Adjustable Output Voltage: The output voltage is adjustable, enabling flexibility for various application requirements.
5. Shutdown Capability: Each channel includes an independent shutdown function for power-saving purposes.
6. Thermal Protection: It incorporates thermal shutdown and current limiting to prevent damage from overheating or overcurrent conditions.
7. Stability: The device is designed to be stable with low ESR output capacitors, enhancing reliability.
8. Package: It is available in a thermally enhanced 16-lead DFN package.
These features make the LT3029IDE suitable for applications demanding high efficiency, such as portable electronics and battery-powered devices.

Pinout

The LT3029IDE is a dual output low dropout (LDO) linear regulator. It comes in a 10-pin DFN (Dual Flat No-Leads) package. The primary function of the LT3029IDE is to provide two independent adjustable outputs with a low dropout voltage and low noise performance. Each regulator can deliver up to 500 mA of output current, making it suitable for powering low voltage digital and analog circuits.
Key features of the LT3029IDE include its high power supply rejection ratio (PSRR), low output noise, and a wide input voltage range. These features make it ideal for use in applications sensitive to voltage fluctuations and noise, such as RF and precision analog systems.
Each regulator within the LT3029IDE package has separate input, output, and feedback pins, allowing for independent operation and flexibility in design. The device is commonly used in systems that require multiple voltage rails with efficient regulation and low thermal dissipation.

Manufacturer

The LT3029IDE is manufactured by Analog Devices, Inc. Analog Devices is a global semiconductor company known for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. The company serves a wide range of markets, including industrial, automotive, communications, healthcare, and consumer electronics. Analog Devices specializes in developing and producing components that handle analog and digital signals, enabling the design of electronic devices and systems with enhanced performance, precision, and reliability.

Application

The LT3029IDE is a dual 500mA low dropout (LDO) linear regulator designed for applications that require efficient power management and precise voltage regulation. Key application areas include:
1. Telecommunications: Providing stable power for sensitive communication equipment.
2. Consumer Electronics: Used in devices like smartphones and tablets for efficient power distribution.
3. Industrial Systems: Powering sensors and control units requiring reliable voltage regulation.
4. Medical Equipment: Ensuring consistent operation of diagnostic and monitoring devices.
5. Automotive Systems: Supporting stable power for infotainment and control systems.
6. Networking Equipment: Maintaining power integrity in routers and switches.
These areas benefit from its low noise, high accuracy, and dual-output capability.

Package

The LT3029IDE is a low dropout (LDO) linear regulator. The package type for this component is typically a 16-lead (5mm x 4mm) plastic Small Outline Package (SOIC), specifically designated with the "DE" indicating a thermally enhanced version for improved heat dissipation.

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