LTC3441EDE#TRPBF

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LTC3441EDE#TRPBF

IC REG BUCK BOOST ADJ 1.2A 12DFN

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Specifications

Part Status Active
Function Step-Up/Step-Down
Output Configuration Positive
Topology Buck-Boost
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 2.4V
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 2.4V
Voltage - Output (Max) 5.25V
Current - Output 1.2A
Frequency - Switching 1MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 12-WFDFN Exposed Pad
Supplier Device Package 12-DFN (4x3)
Base Product Number LTC3441

Overview

Description

The LTC3441EDE#TRPBF is a high-efficiency, synchronous step-down (buck) DC-DC converter designed by Analog Devices (formerly Linear Technology). It is capable of delivering up to 1A of output current with a wide input voltage range, typically from 2.5V to 15V, making it suitable for various battery-operated and portable devices. Its integrated design features include a low quiescent current and high switching frequency, enabling compact output capacitors and minimizing board space.
The device supports a range of output voltages, adjustable via external resistors, and includes features like overcurrent protection, thermal shutdown, and soft-start to enhance reliability. The LTC3441EDE#TRPBF is also notable for its low output ripple and noise, critical for sensitive applications in RF and audio systems.
This component is offered in a thermally enhanced 16-lead DFN package, facilitating efficient heat dissipation and easy integration into electronic designs. Its combination of efficiency, compact size, and performance makes it a popular choice for designers in the fields of consumer electronics, automotive, and industrial applications.

Features

The LTC3441EDE#TRPBF is a high-efficiency, synchronous step-down (buck) DC-DC converter designed for low voltage and low current applications. Key features include:
1. Input Voltage Range: Operates from 2.5V to 15V, making it suitable for various power sources.
2. Output Current: Capable of delivering up to 1.5A of continuous output current.
3. High Efficiency: Offers up to 95% efficiency, reducing heat generation and enhancing battery life in portable devices.
4. Compact Package: Available in a 16-lead (4mm x 3mm) DFN package, enabling space-saving designs.
5. Adjustable Output Voltage: Output voltage can be set from 0.8V to 5V using external resistors.
6. Low Quiescent Current: Features low quiescent current, beneficial for battery-operated applications.
7. Built-in Soft-Start: Minimizes inrush current during startup.
8. Thermal Protection: Integrated thermal shutdown to prevent overheating.
These features make the LTC3441EDE#TRPBF suitable for applications like portable electronics, automotive systems, and industrial devices.

Package

The LTC3441EDE#TRPBF is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package) form factor. This package type is designed for compact applications, providing a low-profile solution for integrated circuits.

Pinout

The LTC3441EDE#TRPBF is a step-down (buck) DC/DC converter from Analog Devices, featuring a compact 12-lead 3mm x 3mm DFN package. It has a total pin count of 12.
The primary functions of the pins are as follows:
1. VIN (Pin 1): Input voltage supply.
2. SW (Pin 2): Switch node for the inductor.
3. GND (Pin 3): Ground reference.
4. VOUT (Pin 4): Output voltage.
5. FB (Pin 5): Feedback voltage for regulation.
6. SS (Pin 6): Soft-start control.
7. MODE (Pin 7): Mode selection (burst mode or forced continuous).
8. SYNC (Pin 8): Synchronization input.
9. COMP (Pin 9): Compensation node for stability.
10. ISEN+ (Pin 10): Positive current sense input.
11. ISEN- (Pin 11): Negative current sense input.
12. PG (Pin 12): Power good output signal.
This device is suitable for portable applications due to its high efficiency and compact size.

Manufacturer

The LTC3441EDE#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in designing and manufacturing analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, the company serves a wide range of industries, including telecommunications, automotive, industrial, healthcare, and consumer electronics. They are known for their innovative solutions in signal processing and power management, offering products that cater to the needs of various applications requiring precision and efficiency.

Application

The LTC3441EDE#TRPBF is a step-down (buck) DC-DC converter designed for applications requiring high efficiency and compact size. It is commonly used in battery-powered devices, portable electronics, and power management in systems like smartphones, tablets, and wearables. Additionally, it is suitable for powering RF modules, sensors, and other low-voltage applications where space and efficiency are critical.

Equivalent

Equivalent products to the LTC3441EDE#TRPBF include the TPS63030 from Texas Instruments, the MAX16910 from Maxim Integrated, and the MICREL MICROCHIP MICROCHIP MIC23301. These alternatives offer similar step-down DC-DC converter functionalities and specifications. Always verify compatibility with your specific application requirements before substitution.

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

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

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3. Wire Transfer