LTC3615EUF#TRPBF

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LTC3615EUF#TRPBF

IC REG BUCK ADJ 3A DL 24QFN

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Specifications

Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 2
Voltage - Input (Min) 2.25V
Voltage - Input (Max) 5.5V
Voltage - Output (Min/Fixed) 0.6V
Voltage - Output (Max) 5.5V
Current - Output 3A
Frequency - Switching 400kHz ~ 4MHz
Synchronous Rectifier Yes
Operating Temperature -55°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 24-WFQFN Exposed Pad
Supplier Device Package 24-QFN (4x4)
Base Product Number LTC3615

Overview

Description

The LTC3615EUF#TRPBF is a high-performance, synchronous step-down DC/DC converter from Analog Devices, designed for applications requiring efficient power management. It features a wide input voltage range of 4V to 15V, making it suitable for various power sources, including batteries. The device can deliver output currents up to 3A with an adjustable output voltage, providing flexibility for different applications.
The LTC3615 employs a constant frequency, current mode architecture, which ensures stable operation and low output ripple. It offers advanced features such as power good indication, soft-start, and overvoltage protection, enhancing its reliability. The device is packaged in a compact 28-lead QFN format, facilitating easy integration into space-constrained designs.
With its high efficiency, low quiescent current, and thermal performance, the LTC3615 is ideal for use in portable devices, industrial equipment, and other demanding systems. Overall, it provides a robust solution for efficient power conversion in modern electronic designs.

Features

The LTC3615EUF#TRPBF is a high-performance synchronous step-down DC/DC converter designed for efficient power management. Key features include:
1. Input Voltage Range: Operates from 2.5V to 15V, suitable for various power sources.
2. Output Voltage: Adjustable output voltage down to 0.6V, enabling compatibility with multiple applications.
3. High Efficiency: Delivers up to 95% efficiency, minimizing heat generation and prolonging battery life.
4. Output Current: Capable of supplying up to 3A of output current.
5. Switching Frequency: Adjustable frequency from 300kHz to 2.5MHz, allowing for optimized component sizes.
6. Low Quiescent Current: Features low quiescent current, enhancing performance in battery-operated devices.
7. Power Good Indicator: Integrated power good output for system monitoring.
8. Thermal Protection: Built-in thermal shutdown for added reliability.
These features make the LTC3615EUF#TRPBF suitable for applications in portable electronics, industrial systems, and telecom equipment.

Package

The LTC3615EUF#TRPBF is packaged in a 20-lead, 3mm x 3mm plastic QFN (Quad Flat No-lead) format. This type of package offers a compact design with excellent thermal performance and low inductance, suitable for applications requiring efficient power management.

Pinout

The LTC3615EUF#TRPBF is a high-efficiency, synchronous step-down DC/DC converter with a total of 28 pins.
Pin Functions:
1. VIN: Input voltage supply.
2. GND: Ground connection.
3. SW: Switch node connection.
4. VOUT: Output voltage.
5. FB: Feedback pin for voltage regulation.
6. COMP: Compensation network connection.
7. MODE: Mode selection for operation (burst mode or forced continuous).
8. RT: Resistor programming for switching frequency.
9. SENSE+ / SENSE-: For output current sensing.
10. PGOOD: Power good signal output.
11. ISEN: Current sense input.
12. ILIM: Current limit programming.
13. SS: Soft-start capacitor connection.
14. TSD: Thermal shutdown indication.
15. SYNC: Synchronization input for multiple devices.
The remaining pins are used for various control, compensation, and monitoring functions. The LTC3615 is designed for high step-down ratios with excellent load transient response and low output ripple.

Manufacturer

The LTC3615EUF#TRPBF is manufactured by Analog Devices, Inc. (ADI). Analog Devices is a multinational semiconductor company that specializes in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965 and headquartered in Norwood, Massachusetts, ADI serves a wide range of industries, including automotive, industrial, communications, and consumer electronics. The company is known for its innovative solutions in signal processing and power management, making it a key player in the electronics sector. The LTC3615 is a synchronous step-down regulator, indicating ADI's focus on power management solutions for various applications.

Application

The LTC3615EUF#TRPBF is a high-efficiency step-down DC/DC converter primarily used in applications such as powering portable devices, automotive electronics, telecom equipment, and industrial automation. It is suitable for powering microcontrollers, FPGAs, and other digital circuits, as well as battery management systems due to its low quiescent current and wide input voltage range.

Equivalent

The LTC3615EUF#TRPBF is a step-down regulator from Analog Devices. Equivalent products include the TPS563201 from Texas Instruments, the LM22673 from Texas Instruments, and the MP1584 from Monolithic Power Systems. Additionally, the MAX15028 from Maxim Integrated and the LTC3780 from Analog Devices can also serve similar functions, depending on specific application requirements like voltage, current, and efficiency. Always check datasheets for compatibility.

Shipping

Shipping MethodsWe

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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.

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3. Wire Transfer