ISL9443IRZ

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Intersil

SWITCHING CONTROLLER

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Active

Intersil

SWITCHING CONTROLLER

Technical Specifications

Parameters and characteristics for this part

Specification	ISL9443IRZ

Clock Sync	True
Control Features	Power Good, Soft Start, Tracking, Frequency Control, Enable, Current Limit
Frequency - Switching [Max]	1.2 MHz
Frequency - Switching [Min]	600 kHz
Function	Step-Down
Mounting Type	Surface Mount
Number of Outputs	3
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Output Configuration	Positive
Output Phases	2
Output Type	Transistor Driver
Package / Case	32-VFQFN Exposed Pad
Supplier Device Package	32-QFN (5x5)
Synchronous Rectifier	True
Topology	Buck
Voltage - Supply (Vcc/Vdd) [Max]	28 V
Voltage - Supply (Vcc/Vdd) [Min]	4.5 V

SWITCHING CONTROLLER

Part	Clock Sync	Operating Temperature [Max]	Operating Temperature [Min]	Control Features	Supplier Device Package	Package / Case	Frequency - Switching [Min]	Frequency - Switching [Max]	Output Phases	Number of Outputs	Output Type	Topology	Mounting Type	Voltage - Supply (Vcc/Vdd) [Min]	Voltage - Supply (Vcc/Vdd) [Max]	Function	Output Configuration	Synchronous Rectifier
Intersil ISL9443IRZ		85 °C	-40 °C	Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking	32-QFN (5x5)	32-VFQFN Exposed Pad	600 kHz	1.2 MHz	2	3	Transistor Driver	Buck	Surface Mount	4.5 V	28 V	Step-Down	Positive

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Tube	47	$ 6.48

General part information

Buck Regulator Positive Output Step-Down DC-DC Controller IC 32-QFN (5x5)

Technical documentation and resources

No documents available