LMR38010SDDAR

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LMR38010SDDAR

IC REG BUCK ADJ 1A 8SOPWR

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Specifications

Series SIMPLE SWITCHER®
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4.2V
Voltage - Input (Max) 80V
Voltage - Output (Min/Fixed) 1V
Voltage - Output (Max) 75V
Current - Output 1A
Frequency - Switching 200kHz ~ 2.2MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 8-PowerSOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SO PowerPad
Base Product Number LMR38010

Overview

Description

The LMR38010SDDAR is a step-down (buck) DC-DC voltage regulator designed for efficient power management in various electronic applications. It features a wide input voltage range of 4.5V to 80V, making it suitable for battery-powered devices and industrial applications. The device provides a fixed output voltage of 3.3V or adjustable voltage options, with a maximum output current of up to 10A.
Key features include high efficiency (up to 95%), built-in thermal shutdown, overcurrent protection, and short-circuit protection, ensuring reliable operation and reducing heat generation. The LMR38010SDDAR is available in a compact package, facilitating easy integration into space-constrained designs. Its adjustable frequency operation allows for optimization of performance and component selection.
This regulator is ideal for use in automotive, telecommunications, and industrial power supply systems, providing a robust solution for converting higher voltage levels to lower, usable levels efficiently.

Features

The LMR38010SDDAR is a highly integrated step-down voltage regulator designed for efficient power management. Key features include:
1. Input Voltage Range: Supports a wide input voltage range from 4.5V to 60V, making it suitable for various applications.
2. Output Current: Capable of delivering up to 1A of output current.
3. Adjustable Output Voltage: Output voltage is adjustable from 0.8V to 5V, allowing flexibility for different circuit requirements.
4. Efficiency: High efficiency (up to 95%) reduces heat generation and improves overall performance.
5. Built-in Protection: Features include over-current protection, thermal shutdown, and under-voltage lockout for enhanced reliability.
6. Compensation: Integrated compensation minimizes external component count.
7. Switching Frequency: Fixed switching frequency of 1.2 MHz helps in reducing the size of external components.
8. Package: Offered in a compact, thermally enhanced 8-pin SOIC package.
These features make the LMR38010SDDAR ideal for various applications, including point-of-load regulation and battery-powered devices.

Package

The LMR38010SDDAR comes in a Surface-Mount Device (SMD) package type, specifically a 16-pin HTQFN (Thin Quad Flat No-lead) package.

Pinout

The LMR38010SDDAR is a step-down voltage regulator from Texas Instruments. It has a pin count of 16.
Key functions of the pins include:
1. VIN (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground reference.
3. SW (Pin 3): Switch node for the inductor connection.
4. VOUT (Pin 4): Regulated output voltage.
5. COMP (Pin 5): Compensation network pin for stability.
6. FB (Pin 6): Feedback pin to regulate output voltage.
7. CSN (Pin 7): Current sense negative terminal.
8. CSP (Pin 8): Current sense positive terminal.
9. SS (Pin 9): Soft-start control.
10. RT (Pin 10): Frequency setting resistor connection.
11. EN (Pin 11): Enable pin for power-up control.
12. PGND (Pin 12): Power ground.
13. NC (Pins 13-16): No connect; not used.
This device is designed for high efficiency and can support output currents up to 10A.

Manufacturer

The LMR38010SDDAR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments designs and produces a wide range of integrated circuits (ICs), including analog, embedded processing, and digital signal processing technologies. Founded in 1930, the company is well-known for its innovation in the electronics industry, focusing on applications across various sectors such as automotive, industrial, communications, and consumer electronics. TI is recognized for its commitment to quality and sustainability, providing solutions that enable advancements in technology and improve efficiencies for engineers and designers worldwide.

Application

The LMR38010SDDAR is a step-down voltage regulator primarily used in applications such as point-of-load regulation for processors, FPGAs, and ASICs. It is suitable for powering analog and digital circuits in portable devices, automotive systems, and industrial equipment. Its efficiency and compact size make it ideal for battery-operated devices, consumer electronics, and telecommunications.

Equivalent

The LMR38010SDDAR is a step-down (buck) regulator. Equivalent products include:
1. LMR38010XMK - Similar specifications in a different package.
2. TPS563201 - Texas Instruments, 3A, high efficiency.
3. LM2596 - Adjustable output, 3A, synchronous.
4. MICROCHIP MCP16301 - 3A, integrated switch.
5. LM2675 - 1A, fixed and adjustable options.
Always verify specifications and compatibility for your specific application.

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.

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3. Wire Transfer