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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersISL9444IRZ-T7A
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ISL9444IRZ-T7A - Renesas Electronics America Inc

Manufacturer Part Number
ISL9444IRZ-T7A
Manufacturer
Renesas Electronics Corporation
Allelco Part Number
32D-ISL9444IRZ-T7A
ECAD Model
Parts Description
IC REG CTRLR BUCK 40QFN
Package
40-VFQFN Exposed Pad
Data sheet
ISL9444IRZ-T7A.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 3989

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Specifications

ISL9444IRZ-T7A Tech Specifications
Renesas Electronics America Inc - ISL9444IRZ-T7A technical specifications, attributes, parameters and parts with similar specifications to Renesas Electronics America Inc - ISL9444IRZ-T7A

Product Attribute Attribute Value  
Manufacturer Renesas Electronics Corporation  
Voltage - Supply (Vcc/Vdd) 4.5V ~ 28V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 40-QFN (5x5)  
Series -  
Serial Interfaces -  
Package / Case 40-VFQFN Exposed Pad  
Package Tape & Reel (TR)  
Output Type Transistor Driver  
Output Phases 2  
Product Attribute Attribute Value  
Output Configuration Positive  
Operating Temperature -40°C ~ 85°C (TA)  
Number of Outputs 3  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 200kHz ~ 1.2MHz  
Duty Cycle (Max) -  
Control Features Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking  
Clock Sync Yes  
Base Product Number ISL9444  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

ISL9444IRZ-T7A

Manufacturer

Renesas Electronics America

Introduction

The ISL9444IRZ-T7A is a high-performance, dual-phase, synchronous step-down DC-DC switching controller from Renesas Electronics. This versatile PMIC (Power Management Integrated Circuit) is designed to provide efficient and reliable power conversion solutions for a wide range of applications.

Product Features and Performance

Supports an input voltage range of 4.5V to 28V

Switching frequency range of 200kHz to 1.2MHz

Positive output configuration with 2 output phases

Provides 3 independent outputs

Utilizes synchronous rectification for improved efficiency

Offers clock synchronization capabilities

Comprehensive control features including enable, frequency control, phase control, power fail, power good, soft start, and tracking

Product Advantages

High efficiency power conversion

Flexible configuration options

Excellent thermal performance and reliability

Advanced control and monitoring capabilities

Key Reasons to Choose This Product

Optimized for high-performance, high-density power supply designs

Supports a wide range of input voltages and application requirements

Delivers reliable and efficient power conversion

Simplifies system integration with comprehensive control features

Quality and Safety Features

Robust and reliable design for industrial and automotive applications

Operating temperature range of -40°C to 85°C

Complies with safety and regulatory standards

Compatibility

This product is designed to be compatible with a wide range of systems and applications that require high-performance, multi-output power management solutions.

Application Areas

Industrial automation and control systems

Automotive electronics

Telecommunications equipment

Servers and data centers

Networking and computing devices

Product Lifecycle

The ISL9444IRZ-T7A is an obsolete product, meaning it is no longer in active production. However, Renesas Electronics may have equivalent or alternative models available that can provide similar functionality and performance. Customers are advised to contact our website's sales team for more information on the availability of alternative solutions.

Parts with Similar Specifications

The three parts on the right have similar specifications to Renesas Electronics America Inc ISL9444IRZ-T7A

Product Attribute ISL9444IRZ-T7A ISL9444CRZ-T7A ISL9443IRZ ISL9443IRZ
Part Number ISL9444IRZ-T7A ISL9444CRZ-T7A ISL9443IRZ ISL9443IRZ
Manufacturer Renesas Electronics America Inc Renesas Electronics America Inc Renesas Electronics America Inc Intersil
Supplier Device Package 40-QFN (5x5) 40-QFN (5x5) 32-QFN (5x5) 32-QFN (5x5)
Output Type Transistor Driver Transistor Driver Transistor Driver Transistor Driver
Duty Cycle (Max) - - - -
Topology Buck Buck Buck Buck
Package / Case 40-VFQFN Exposed Pad 40-VFQFN Exposed Pad 32-VFQFN Exposed Pad 32-VFQFN Exposed Pad
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Clock Sync Yes Yes Yes Yes
Number of Outputs 3 3 3 3
Output Phases 2 2 2 2
Serial Interfaces - - - -
Frequency - Switching 200kHz ~ 1.2MHz 200kHz ~ 1.2MHz 600kHz ~ 1.2MHz 600kHz ~ 1.2MHz
Voltage - Supply (Vcc/Vdd) 4.5V ~ 28V 4.5V ~ 28V 4.5V ~ 28V 4.5V ~ 28V
Operating Temperature -40°C ~ 85°C (TA) 0°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 85°C (TA)
Base Product Number ISL9444 ISL9444 ISL9443 ISL9443
Series - - - -
Control Features Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking Enable, Frequency Control, Phase Control, Power Fail, Power Good, Soft Start, Tracking Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Synchronous Rectifier Yes Yes Yes Yes
Output Configuration Positive Positive Positive Positive
Function Step-Down Step-Down Step-Down Step-Down
Package Tape & Reel (TR) Tape & Reel (TR) Tube Tube

ISL9444IRZ-T7A Datasheet PDF

Download ISL9444IRZ-T7A pdf datasheets and Renesas Electronics America Inc documentation for ISL9444IRZ-T7A - Renesas Electronics America Inc.

PCN Packaging
Label Change-All Devices 01/Dec/2022.pdf
PCN Assembly/Origin
Mult Dev A/T/MSL Chgs 25/Jan/2021.pdf
PCN Obsolescence/ EOL
OBS NOTICE 26/Aug/2022.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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ISL9444IRZ-T7A Image

ISL9444IRZ-T7A

Renesas Electronics America Inc
32D-ISL9444IRZ-T7A

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