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HomeProductsIntegrated Circuits (ICs)PMIC - SupervisorsBU4818F-TR
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BU4818F-TR - Rohm Semiconductor

Manufacturer Part Number
BU4818F-TR
Manufacturer
LAPIS Technology
Allelco Part Number
32D-BU4818F-TR
ECAD Model
Parts Description
IC SUPERVISOR 1 CHANNEL 4SOP
Package
SC-82
Data sheet
SOP4 Taping Spec.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 161740

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Specifications

BU4818F-TR Tech Specifications
Rohm Semiconductor - BU4818F-TR technical specifications, attributes, parameters and parts with similar specifications to Rohm Semiconductor - BU4818F-TR

Product Attribute Attribute Value  
Manufacturer LAPIS Technology  
Voltage - Threshold 1.8V  
Type Simple Reset/Power-On Reset  
Supplier Device Package 4-SOP  
Series -  
Reset Timeout -  
Reset Active High/Active Low  
Product Attribute Attribute Value  
Package / Case SC-82  
Package Tape & Reel (TR)  
Output Open Drain or Open Collector  
Operating Temperature -40°C ~ 125°C (TA)  
Number of Voltages Monitored 1  
Mounting Type Surface Mount  
Base Product Number BU4818  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

BU4818F-TR

Manufacturer

ROHM Semiconductor

Introduction

The ROHM Semiconductor BU4818F-TR is a simple reset/power-on reset (POR) supervisor IC that monitors a single voltage supply. It is designed to provide a reset signal when the monitored voltage drops below the specified threshold, ensuring system stability and reliability.

Product Features and Performance

Monitors a single voltage supply

Voltage threshold: 1.8V

Active low reset output (open drain or open collector)

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

Surface mount package: SC-82 (4-SOP)

Product Advantages

Ensures reliable system operation by providing a reset signal when the monitored voltage drops below the threshold

Helps prevent system malfunctions and data loss during power supply fluctuations

Small package size suitable for compact designs

Wide operating temperature range suitable for diverse application environments

Key Reasons to Choose This Product

Robust voltage monitoring for system stability and reliability

Compact and space-saving surface mount package

Suitable for a wide range of operating temperatures

Quality and Safety Features

Manufactured by ROHM Semiconductor, a trusted provider of reliable semiconductor solutions

Meets industry safety and quality standards

Compatibility

Suitable for a variety of applications that require simple reset/power-on reset functionality for a single voltage supply

Application Areas

Suitable for use in various electronic systems and devices that require voltage monitoring and reset functionality, such as:

- Industrial control systems

- Consumer electronics

- Automotive electronics

- Telecommunications equipment

Product Lifecycle

["The BU4818F-TR is an active product, and ROHM Semiconductor continues to manufacture and support this model.","There are no direct equivalent or alternative models available from ROHM Semiconductor at this time. If customers require assistance with product selection or have any other inquiries, they are encouraged to contact our website's sales team."]

Parts with Similar Specifications

The three parts on the right have similar specifications to Rohm Semiconductor BU4818F-TR

Product Attribute BU4818F-TR BU4815FVE-TR BU4820G-TR BU4815G-TR
Part Number BU4818F-TR BU4815FVE-TR BU4820G-TR BU4815G-TR
Manufacturer Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor Rohm Semiconductor
Reset Active High/Active Low Active High/Active Low Active High/Active Low Active High/Active Low
Package / Case SC-82 SOT-665 SC-74A, SOT-753 SC-74A, SOT-753
Number of Voltages Monitored 1 1 1 1
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Open Drain or Open Collector Open Drain or Open Collector Open Drain or Open Collector Open Drain or Open Collector
Reset Timeout - - - -
Supplier Device Package 4-SOP 5-VSOF 5-SSOP 5-SSOP
Operating Temperature -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA) -40°C ~ 125°C (TA)
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Type Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset Simple Reset/Power-On Reset
Voltage - Threshold 1.8V 1.5V 2V 1.5V
Base Product Number BU4818 BU4815 BU4820 BU4815
Series - - - -

BU4818F-TR Datasheet PDF

Download BU4818F-TR pdf datasheets and Rohm Semiconductor documentation for BU4818F-TR - Rohm Semiconductor.

HTML Datasheet
SOP4 Taping Spec.pdf
Other Related Documents
BU4818F-TR Flammability.pdf
Environmental Information
BU4818F-TR Whisker Info.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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BU4818F-TR Image

BU4818F-TR

Rohm Semiconductor
32D-BU4818F-TR

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