Buck Regulator Positive Output Step-Down DC-DC Controller IC 32-QFN (5x5)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

ISL9443IRZ

DigiKey Part Number
2156-ISL9443IRZ-IL-ND
Manufacturer
Intersil
Manufacturer Product Number
ISL9443IRZ
Description
SWITCHING CONTROLLER
Customer Reference
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 32-QFN (5x5)
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Intersil
Series
-
Packaging
Tube
Part Status
Obsolete
Output Type
Transistor Driver
Function
Step-Down
Output Configuration
Positive
Topology
Buck
Number of Outputs
3
Output Phases
2
Voltage - Supply (Vcc/Vdd)
4.5V ~ 28V
Frequency - Switching
600kHz ~ 1.2MHz
Duty Cycle (Max)
-
Synchronous Rectifier
Yes
Clock Sync
Yes
Serial Interfaces
-
Control Features
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
32-VFQFN Exposed Pad
Supplier Device Package
32-QFN (5x5)
Base Product Number
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 630
Non-Cancelable/Non-Returnable
MARKETPLACE PRODUCT
Will ship in approximately 10 days from Rochester Electronics LLC
A separate 78,31 € flat rate shipping fee will apply
In an effort to support the research and development needs of all customers, we have implemented a maximum purchase limit for this product.
The limit may be purchased every 30 days and any amount over these limits will result in backorder or cancellation of this product.
MAXIMUM PURCHASE LIMIT
Tube:630
All prices are in EUR
Tube
QuantityUnit PriceExt Price
416,33390 €259,69 €
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Unit Price without VAT:6,33390 €
Unit Price with VAT:7,53734 €