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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersBD9045FV-E2
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BD9045FV-E2 - Rohm Semiconductor

Manufacturer Part Number
BD9045FV-E2
Manufacturer
LAPIS Technology
Allelco Part Number
32D-BD9045FV-E2
ECAD Model
Parts Description
IC REG CTRLR BUCK 28SSOP
Detailed Description
Package
28-LSSOP (0.220', 5.60mm Width)
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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In stock: 13372

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Specifications

BD9045FV-E2 Tech Specifications
Rohm Semiconductor - BD9045FV-E2 technical specifications, attributes, parameters and parts with similar specifications to Rohm Semiconductor - BD9045FV-E2

Product Attribute Attribute Value  
Manufacturer LAPIS Technology  
Voltage - Supply (Vcc/Vdd) 4.5V ~ 18V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 28-SSOP-B  
Series -  
Serial Interfaces -  
Package / Case 28-LSSOP (0.220', 5.60mm Width)  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 1  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 2  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 200kHz ~ 750kHz  
Duty Cycle (Max) -  
Control Features Enable, Frequency Control, Soft Start  
Clock Sync No  
Base Product Number BD9045  

Parts Introduction

Manufacturer Part Number

BD9045FV-E2

Manufacturer

ROHM Semiconductor

Introduction

The BD9045FV-E2 is a high-performance, dual-phase, synchronous step-down DC-DC converter controller from ROHM Semiconductor. It is designed to provide efficient and stable power conversion in a wide range of applications, including industrial, automotive, and consumer electronics.

Product Features and Performance

Dual-phase, synchronous step-down DC-DC converter controller

Wide input voltage range of 4.5V to 18V

Switching frequency range of 200kHz to 750kHz

Supports synchronous rectification for improved efficiency

Integrated soft-start function for inrush current control

Thermal shutdown and over-current protection

Available in a compact 28-LSSOP package

Product Advantages

High efficiency and low power consumption

Robust protection features for reliable operation

Flexible design with wide input voltage and frequency range

Compact size for space-constrained applications

Key Reasons to Choose This Product

Proven performance and reliability from a trusted semiconductor manufacturer

Versatile design suitable for a wide range of power supply applications

Excellent thermal management and protection features for enhanced reliability

Cost-effective solution for efficient power conversion needs

Quality and Safety Features

Thermal shutdown and over-current protection for safe operation

Designed and manufactured to meet industry quality standards

Compatibility

The BD9045FV-E2 is compatible with a variety of power supply and control systems, making it a versatile choice for various applications.

Application Areas

Industrial equipment

Automotive electronics

Consumer electronics

Telecommunication systems

Medical devices

Product Lifecycle

The BD9045FV-E2 is currently in production and is not nearing discontinuation. ROHM Semiconductor may offer alternative or equivalent models in the future, but the specific details would need to be confirmed with the manufacturer or our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Rohm Semiconductor BD9045FV-E2

Product Attribute BD9045FV-E2 BD9040FV-E2 BD9016KV-ME2 BD90525EFJ-CE2
Part Number BD9045FV-E2 BD9040FV-E2 BD9016KV-ME2 BD90525EFJ-CE2
Manufacturer Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor
Output Phases 1 1 1 -
Package / Case 28-LSSOP (0.220', 5.60mm Width) 20-LSSOP (0.173', 4.40mm Width) 48-LQFP 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Serial Interfaces - - - -
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Synchronous Rectifier Yes Yes Yes Yes
Voltage - Supply (Vcc/Vdd) 4.5V ~ 18V 4.5V ~ 18V 3.9V ~ 30V -
Output Type Transistor Driver Transistor Driver Transistor Driver Fixed
Control Features Enable, Frequency Control, Soft Start Enable, Frequency Control, Soft Start Enable, Frequency Control, Power Good, Soft Start -
Number of Outputs 2 1 2 1
Supplier Device Package 28-SSOP-B 20-SSOP-B 48-VQFPC (7x7) 8-HTSOP-J
Output Configuration Positive Positive Positive Positive
Frequency - Switching 200kHz ~ 750kHz 200kHz ~ 750kHz 250kHz ~ 550kHz 2.25MHz
Duty Cycle (Max) - - - -
Series - - - -
Topology Buck Buck Buck Buck
Function Step-Down Step-Down Step-Down Step-Down
Base Product Number BD9045 BD9040 BD9016 -
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 105°C -40°C ~ 125°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Clock Sync No No Yes -

BD9045FV-E2 Datasheet PDF

Download BD9045FV-E2 pdf datasheets and Rohm Semiconductor documentation for BD9045FV-E2 - Rohm Semiconductor.

Datasheets
Cylindrical Battery Holders.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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BD9045FV-E2 Image

BD9045FV-E2

Rohm Semiconductor
32D-BD9045FV-E2

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