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HomeProductsIntegrated Circuits (ICs)PMIC - SupervisorsBU4945FVE-TR
BU4945FVE-TR Image
Image may be representation.
See specifications for product details.

BU4945FVE-TR - Rohm Semiconductor

Manufacturer Part Number
BU4945FVE-TR
Manufacturer
LAPIS Technology
Allelco Part Number
32D-BU4945FVE-TR
ECAD Model
Parts Description
IC SUPERVISOR 1 CHANNEL 5VSOF
Detailed Description
Package
SOT-665
Data sheet
VSOF5 Taping Spec.pdf
RoHs Status
ROHS3 Compliant
In stock: 10800

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Quantity

Specifications

BU4945FVE-TR Tech Specifications
Rohm Semiconductor - BU4945FVE-TR technical specifications, attributes, parameters and parts with similar specifications to Rohm Semiconductor - BU4945FVE-TR

Product Attribute Attribute Value  
Manufacturer LAPIS Technology  
Voltage - Threshold 4.5V  
Type Simple Reset/Power-On Reset  
Supplier Device Package 5-VSOF  
Series -  
Reset Timeout -  
Reset Active High/Active Low  
Product Attribute Attribute Value  
Package / Case SOT-665  
Package Tape & Reel (TR)  
Output Push-Pull, Totem Pole  
Operating Temperature -40°C ~ 125°C (TA)  
Number of Voltages Monitored 1  
Mounting Type Surface Mount  
Base Product Number BU4945  

Parts Introduction

Manufacturer Part Number

BU4945FVE-TR

Manufacturer

rohm-semi

Introduction

The BU4945FVE-TR is a simple reset/power-on reset (POR) supervisor IC from ROHM Semiconductor. It is designed to monitor a single voltage signal and provide an active-high reset output when the monitored voltage falls below a specific threshold.

Product Features and Performance

Monitors a single voltage signal

Reset threshold of 4.5V

Active-high reset output

Push-pull, totem-pole output

Wide operating temperature range of -40°C to 125°C

Product Advantages

Reliable voltage monitoring for system resets

Simple and compact design

Wide operating temperature range

Key Reasons to Choose This Product

Robust voltage monitoring for critical system components

Compact surface-mount package for space-constrained designs

Reliable operation across a wide temperature range

Quality and Safety Features

Compliant with industry safety and quality standards

Rigorous testing and screening for reliable performance

Compatibility

The BU4945FVE-TR is a simple reset/POR supervisor IC that can be used in a variety of electronic systems and applications.

Application Areas

Embedded systems

Industrial automation

Automotive electronics

Consumer electronics

Product Lifecycle

The BU4945FVE-TR is an obsolete product, meaning it is no longer in active production. However, there may be equivalent or alternative models available from ROHM Semiconductor or other manufacturers. Customers are advised to contact our website's sales team for more information on available options.

Parts with Similar Specifications

The three parts on the right have similar specifications to Rohm Semiconductor BU4945FVE-TR

Product Attribute BU4945FVE-TR BU4940FVE-TR BU4945F-TR BU4935G-TR
Part Number BU4945FVE-TR BU4940FVE-TR BU4945F-TR BU4935G-TR
Manufacturer Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor
Output Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole Push-Pull, Totem Pole
Reset Active High/Active Low Active High/Active Low Active High/Active Low Active High/Active Low
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Reset Timeout - - - -
Number of Voltages Monitored 1 1 1 1
Type Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Supplier Device Package 5-VSOF 5-VSOF 4-SOP 5-SSOP
Package / Case SOT-665 SOT-665 SC-82 SC-74A, SOT-753
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Base Product Number BU4945 BU4940 BU4945 BU4935
Series - - - -
Voltage - Threshold 4.5V 4V 4.5V 3.5V

BU4945FVE-TR Datasheet PDF

Download BU4945FVE-TR pdf datasheets and Rohm Semiconductor documentation for BU4945FVE-TR - Rohm Semiconductor.

PCN Obsolescence/ EOL
DK OBS NOTICE.pdf LSI 3-1-22.pdf
HTML Datasheet
VSOF5 Taping Spec.pdf
Other Related Documents
Cylindrical Battery Holders.pdf
Environmental Information
Cylindrical Battery Holders.pdf

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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BU4945FVE-TR Image

BU4945FVE-TR

Rohm Semiconductor
32D-BU4945FVE-TR

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