Infineon Low Side 1, Low Side Power Switch Power Switch IC 4-Pin, SOT-223

RS stock no.:: 165-8041
Mfr. Part No.:: BSP76E6433HUMA1
Manufacturer:: Infineon

Infineon Low Side 1, Low Side Power Switch Power Switch IC 4-Pin, SOT-223

Subtotal (1 reel of 4000 units)*

R 46 404,00

(exc. VAT)

R 53 364,00

(inc. VAT)

FREE delivery for orders over R 1,500.00

In Stock

16,000 unit(s) ready to ship from another location

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Reel*
4000 +	R 11.601	R 46,404.00

*price indicative

RS stock no.:: 165-8041
Mfr. Part No.:: BSP76E6433HUMA1
Manufacturer:: Infineon

Specification

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Infineon
	Product Type	Power Switch IC
	Power Switch Type	Low Side Power Switch
	Power Switch Topology	Low Side
	Switch On Resistance RdsOn	480mΩ
	Number of Inputs	1
	Power Rating	3.8W
	Mount Type	Surface
	Minimum Supply Voltage	-0.2V
	Package Type	SOT-223
	Maximum Supply Voltage	10V
	Pin Count	4
	Maximum Operating Temperature	150°C
	Minimum Operating Temperature	-40°C
	Operating Current	1.4A
	Length	6.5mm
	Height	1.6mm
	Standards/Approvals	No
	Series	HITFET
	Automotive Standard	No

	Select all
	Brand Infineon
	Product Type Power Switch IC
	Power Switch Type Low Side Power Switch
	Power Switch Topology Low Side
	Switch On Resistance RdsOn 480mΩ
	Number of Inputs 1
	Power Rating 3.8W
	Mount Type Surface
	Minimum Supply Voltage -0.2V
	Package Type SOT-223
	Maximum Supply Voltage 10V
	Pin Count 4
	Maximum Operating Temperature 150°C
	Minimum Operating Temperature -40°C
	Operating Current 1.4A
	Length 6.5mm
	Height 1.6mm
	Standards/Approvals No
	Series HITFET
	Automotive Standard No

COO (Country of Origin):: CN

Infineon HITFET Series Power Switch IC, 3.8W Power Rating, 1.4A Operating Current - BSP76E6433HUMA1

This power switch IC is a low-side semiconductor device designed for switching and protection roles in electronic systems. It operates from a low-voltage supply and is intended for surface-mount placement on PCB assemblies where controlled low-side switching of loads is required. The component is suitable for environments demanding wide temperature tolerance and compact packaging.

Features and Benefits:

• 480mΩ Rds(on) delivers low conduction losses under load
• 10V maximum supply enables compatibility with common low-voltage systems
• 1.4A operating current supports moderate continuous load currents
• 3.8W thermal rating allows sustained power dissipation handling
• -40°C to 150°C temperature range enables high-temperature operation
• 4-pin SOT-223 surface-mount package simplifies PCB assembly

Applications

• Suitable for switching resistive and small inductive loads
• Ideal for centralised load distribution in control modules
• Used with low-voltage actuators and solenoids in equipment
• Can be used for sequencing multiple outputs from one input
• Used for board-level load protection in rugged electronics

How many control inputs and switched outputs does it support?

It accepts a single control input and provides five independent switched outputs for distributing one command to multiple loads.

What mounting considerations are required for thermal performance?

Use a PCB layout with thermal land and copper pours beneath the SOT-223 pad to improve heat sinking and maintain the device within its thermal dissipation capability.

What topology does it implement and what is the functional implication?

It implements a low-side switching topology, meaning the device switches the connection of the load to ground and is best placed between the load and return path.

What pin count should designers expect when integrating it?

The package exposes four pins, which must be routed according to the schematic for input control, ground return and multiple output connections.