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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersISL9443IRZ
ISL9443IRZ Image
Image may be representation.
See specifications for product details.

ISL9443IRZ - Intersil

Manufacturer Part Number
ISL9443IRZ
Manufacturer
Intersil (Renesas Electronics Corporation)
Allelco Part Number
32D-ISL9443IRZ
ECAD Model
Parts Description
SWITCHING CONTROLLER
Detailed Description
Package
32-VFQFN Exposed Pad
Data sheet
ISL9443IRZ.pdf
RoHs Status
ROHS3 Compliant
In stock: 5513

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Quantity

Specifications

ISL9443IRZ Tech Specifications
Intersil - ISL9443IRZ technical specifications, attributes, parameters and parts with similar specifications to Intersil - ISL9443IRZ

Product Attribute Attribute Value  
Manufacturer Intersil (Renesas Electronics Corporation)  
Voltage - Supply (Vcc/Vdd) 4.5V ~ 28V  
Topology Buck  
Synchronous Rectifier Yes  
Supplier Device Package 32-QFN (5x5)  
Series -  
Serial Interfaces -  
Package / Case 32-VFQFN Exposed Pad  
Package Tube  
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 600kHz ~ 1.2MHz  
Duty Cycle (Max) -  
Control Features Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking  
Clock Sync Yes  
Base Product Number ISL9443  

Parts with Similar Specifications

The three parts on the right have similar specifications to Intersil ISL9443IRZ

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

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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ISL9443IRZ Image

ISL9443IRZ

Intersil
32D-ISL9443IRZ

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