BD9D321EFJ-E2

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BD9D321EFJ-E2

IC REG BUCK ADJ 3A 8HTSOP-J

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Specifications

Part Status Active
Base Product Number BD9D321
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 18V
Voltage - Output (Min/Fixed) 0.765V
Voltage - Output (Max) 7V
Current - Output 3A
Frequency - Switching 700kHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package 8-HTSOP-J
Packaging Cut Tape (CT), Tape & Reel (TR)

Overview

Description

The BD9D321EFJ-E2 is a high-efficiency step-down switching regulator from ROHM Semiconductor, designed for a variety of power management applications. It integrates a synchronous buck DC-DC converter, which means it efficiently steps down higher input voltages to lower output voltages suitable for use in electronic devices and systems. This device is particularly noted for its compact size and high performance.
Key features include a wide input voltage range, high switching frequency, and built-in power MOSFETs, which contribute to its efficiency and compactness. The BD9D321EFJ-E2 also typically features protections such as over-current protection (OCP), thermal shutdown, and under-voltage lockout (UVLO), enhancing its reliability in various conditions.
Applications for this regulator include consumer electronics, industrial equipment, and automotive systems, where efficient power conversion is crucial. With its advanced features, the BD9D321EFJ-E2 is suitable for meeting the demands of modern electronic power supply needs.

Features

The BD9D321EFJ-E2 is a step-down (buck) DC-DC converter integrated circuit designed by ROHM Semiconductor. Key features include:
1. Output Current: It supports a high output current of up to 3A, making it suitable for powering various digital devices and systems.
2. Input Voltage Range: This IC operates with an input voltage range from 4.5V to 5.5V, ideal for standard power supply voltages.
3. Output Voltage: The output voltage is adjustable, allowing it to be precisely set for specific applications.
4. High Efficiency: The converter is designed for high efficiency, minimizing energy loss and heat generation.
5. Switching Frequency: It features a fixed switching frequency to optimize performance and minimize external component size.
6. Compact Design: The IC is available in a compact package, aiding in the design of space-constrained applications.
7. Protection Features: It includes built-in protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout.
These features make the BD9D321EFJ-E2 suitable for use in a variety of applications, including consumer electronics, industrial equipment, and computing devices.

Package

The BD9D321EFJ-E2 is a DC/DC converter produced by ROHM Semiconductor. It typically comes in a HTSOP-J8 package, which is a Heat Sink Thin Shrink Outline Package with 8 pins.

Manufacturer

The BD9D321EFJ-E2 is manufactured by ROHM Semiconductor. ROHM is a Japanese company that specializes in the design and manufacture of a wide range of electronic components, including integrated circuits, semiconductors, and other electronic components for various industries. They serve markets such as automotive, consumer electronics, telecommunications, and industrial sectors. ROHM is known for its commitment to quality, innovation, and sustainable practices in its product development and manufacturing processes.

Application

The BD9D321EFJ-E2 is a DC-DC buck converter designed for applications requiring efficient power management. Its primary application areas include telecommunications equipment, industrial systems, consumer electronics, and computing devices. It is suitable for use in environments that demand high-performance power conversion with minimal heat generation and compact design, such as powering microcontrollers, FPGAs, and ASICs.

Equivalent

The BD9D321EFJ-E2 is a buck converter IC. Equivalent products may include:
1. Texas Instruments TPS54302 - 3A Buck Converter.
2. ON Semiconductor NCP1117 - Linear Regulator (though not a direct equivalent, it's used in similar applications).
3. Maxim Integrated MAX17502 - High-Efficiency, 3.5A Buck Converter.
Ensure to check each product's specifications to confirm compatibility with your requirements.

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

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