LT3505EMS8E

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LT3505EMS8E

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Spécifications

Brand Analog Devices
Product Type Switching Voltage Regulators
Subcategory PMIC - Power Management ICs
Mounting Style SMD/SMT
Package / Case MSOP-8
Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 85 C
Topology Buck
Output Voltage Adjustable
Output Current 1.2 A
Number of Outputs 1 Output
Input Voltage - Min 3.6 V
Input Voltage - Max 36 V
Switching Frequency 200 kHz to 3 MHz
Shipping Restrictions Mouser does not presently sell this product in your region.
Series LT3505
Operating Supply Current 2 mA

Vue d'ensemble

Description

The LT3505EMS8E is a high-efficiency, step-down (buck) switching regulator designed by Analog Devices (formerly Linear Technology). It can deliver up to 1A of output current with a wide input voltage range of 4V to 30V. The device features a fixed 1.2V output voltage, which is ideal for powering low-voltage digital circuits.
Key specifications include a high switching frequency of 1.2MHz, enabling the use of small external components, and a low quiescent current, making it suitable for battery-powered applications. The LT3505 also incorporates features such as current mode control, which enhances stability and transient response, and includes protection features like thermal shutdown and current limiting.
The LT3505EMS8E is housed in an 8-lead MSOP package, facilitating compact designs for space-constrained applications. This device is ideal for various applications including microcontrollers, sensors, and RF modules, where efficiency and compactness are crucial.

Features

The LT3505EMS8E is a high-performance, step-down (buck) DC-DC converter designed for efficient power management. Key features include:
1. Input Voltage Range: Operates from 4V to 30V, making it suitable for a wide range of applications.
2. Output Voltage: Adjustable output voltage down to 0.8V, allowing flexibility for various loads.
3. High Efficiency: Achieves up to 95% efficiency, reducing power loss and thermal stress.
4. Current Limit: Offers a built-in current limit to protect against overload conditions.
5. Switching Frequency: Operates at a fixed frequency of 1.5MHz, enabling the use of smaller components and reducing board space.
6. Thermal Shutdown: Integrated thermal protection prevents damage from overheating.
7. Soft-Start: Features a soft-start function to limit inrush current during startup.
8. Package: Available in a compact 8-lead MSOP package for easy integration into small designs.
These features make the LT3505EMS8E ideal for battery-powered devices, portable electronics, and various industrial applications.

Package

The LT3505EMS8E is packaged in an 8-lead MSOP (Mini Small Outline Package) with a typical size of 3mm x 3mm. This compact package type is designed for efficient thermal performance and space-saving in electronic applications.

Pinout

The LT3505EMS8E is an integrated circuit from Analog Devices designed for high-efficiency LED drivers. It is housed in an 8-lead MSOP (Mini Small Outline Package) with a pin count of 8.
Here are the pin functions:
1. VIN - Input voltage supply.
2. SW - Switch node for the internal power switch.
3. GND - Ground reference.
4. CSN - Current sense negative input.
5. CSP - Current sense positive input.
6. COMP - Compensation node for stability.
7. Rset - Resistor connection for setting output current.
8. EN - Enable pin to turn the device on or off.
This IC is often used in applications requiring constant current outputs for driving LEDs efficiently.

Manufacturer

The LT3505EMS8E is manufactured by Analog Devices, Inc. (ADI), a prominent American multinational semiconductor company. Analog Devices specializes in designing and manufacturing high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company’s products are widely used in various applications, including industrial automation, automotive systems, communications, and consumer electronics. ADI is known for its innovation in signal processing technology and provides solutions for sensing, measurement, and control across diverse industries.

Application

The LT3505EMS8E is a high-frequency, step-down voltage regulator primarily used in applications requiring efficient power management, such as portable devices, battery-powered systems, and industrial equipment. It is suitable for powering microcontrollers, sensors, and communication devices, as well as in automotive electronics and LED drivers. Its compact size and high efficiency make it ideal for space-constrained designs.

Equivalent

The LT3505EMS8E is a step-up (boost) converter from Analog Devices (formerly Linear Technology). Equivalent products include the TPS61030 from Texas Instruments, MIC2283 from Microchip, and LM2577 from Texas Instruments. These alternatives offer similar functions and specifications but may differ in efficiency, features, or package types. Always verify compatibility based on your specific requirements.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

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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