Our advantages

Chinese manufacturing processes have undergone years of iteration, resulting in mature and reliable technologies. Many international corporations opt for production outsourcing in China.  As an electronic components manufacturer in China, our products can fully replace those of major international brands in 99% of applications without the need for testing verification. Our products boast high consistency in quality, reasonable pricing, ample inventory, flexible supply, short lead times, and professional after-sales service. 

Slkor alternative equivalents to TLF4949.

Infineon	Slkor Replacements
Part Number	Part Number	Product Category	Package
IRF640NPBF	IRF640	MOSFET	TO-220
IRFR5305TRPBF	IRFR5305	MOSFET	TO-252
TLE4275	SL4275	LDO	TO-252
TLE4284	SL4284	LDO	TO-252
TLF4949	SL4949	LDO	SOP-8
TLE42754G	SL4275-G	LDO	TO-263-5
TLE4264	SL4264-2	LDO	SOT-223
TLE42744	SL42744D	LDO	TO-252-3
TLE42764	SL42764	LDO	TO-252-5
BCR401	SL401	Driver IC	SOT-23
BTS3405G	SL3405S	Smart Power Switches	SOP-8
TLE4264	SL4264-2	Zener Diode	SOT-223
TLE8366	SL8366	DC-DC Regulator	ESOP-8
IR21814/IRS21814	SL21814	LED Driver lCs	SOP-14
IR2110S	SL2110	LED Driver lCs	SOP-16W
IRS2003S	SL2003	LED Driver lCs	SOP-8
IRS2004	SL2004	LED Driver lCs	SOP-8
IR2103S	SL2103	LED Driver lCs	SOP-8

Description
● SL42744D is a 3-pin TO package one-chip integrated voltage regulator,with the suggested maximum driving current of 400mA and chip package of TO252-3.The chip is applied to driving ofmicro-processor systems or automobile applications ofseveral conditions;in addition, it has functions such as overloading protection,short circuit protection and over-temperature protection.
● If the input voltage VI is within the ranges of(VQ+Var<VI 42V,it is regulated to VQ, and the voltage difference Var changes between 0.3V and 0.5V according to the size of the driving current.

Characteristics
● Rated output voltage 5V.
● Typical output current 400mA.
● Low voltage difference, with the typical value of 0.3V.
● Short circuit protection.
● Over-temperature protection.
● Input voltage as high as 42V.
● Working temperature ranges Top=-40~125C.
● RoHS.

Applications:

● Consumer Electronics: Suitable for powering microcontrollers, sensors, and other digital components in consumer electronic devices.
● Industrial Equipment: Ideal for industrial automation systems, providing stable voltage regulation to control circuits and sensors.
● Communications Equipment: Ensures reliable power supply to communication modules, routers, and networking devices.
● Automotive Electronics: Used in automotive applications such as infotainment systems, lighting controls, and onboard sensors.
● Battery-Powered Devices: Enables efficient power management in portable devices like handheld instruments, medical devices, and wearable technology.