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 Onsemi.

Onsemi	Slkor Replacements
Part Number	Part Number	Product Category	Package
2N7002L	2N7002	MOSFET	SOT-23
2N7002LT1G	2N7002	MOSFET	SOT-23
MMBZ12VAL	MMBZ12VA	TVS	SOT-23
MMBZ15VDLT1G	MMBZ15VDLT1G	TVS	SOT-23
NUP2105LT1G	SLESD2105L	ESD	SOT-23
ESD5Z3.3T1G	SLESD5Z3V3	ESD	SOD-523
NUP2105LT1G	NUP2105LT1G	ESD	SOT-23
NCV8402	SL8402	Smart Power Switches	SOT-223
6N136SDM	6N136S	Optocoupler	SMD-8
6N137SDM	6N137S	Optocoupler	SMD-8
6N136M	6N136	Optocoupler	DIP-8
BAT54CT1G	BAT54C	Schottky Diodes	SOT-23
LL4148	LL4148	TVS	LL-34
MMBZ5V6AL	MMBZ5V6A	ESD	SOT-23
MMBZ6V2AL	MMBZ6V2A	ESD	SOT-23
MMBZ6V8AL	MMBZ6V8A	ESD	SOT-23
ESDR0524P	RCLAMP0524P	ESD	DFN2510
CAT4139	SL4139	DC-DC Regulator	SOT-23
6N137VM	6N137	Optocoupler	DIP-8
HCPL0601	SL0601	Optocoupler	SOP-8
FODM352	SLM352	Optocoupler	SOP-4
BC817-25LT1G	BC807-25	Bipolar Transistor	SOT-23
SBC817-40LT1G	BC817-40	Bipolar Transistor	SOT-23
US1M	US1M	Fast Recovery Diode	SMA
RS1M	RS1M	Fast Recovery Diode	SMA
MBRF20200CTG	MBRF20200CT	Schottky Diodes	TO-220F
ES2D	ES2D	Fast Recovery Diode	SMA
1SMB5923BT3G	1SMB5923B	Zener Diode	SMB
1SMB5924BT3G	1SMB5924B	Zener Diode	SMB
1SMB5925BT3G	1SMB5925B	Zener Diode	SMB
TLF4949	SL4949	Linear Regulator(LDO)	SOP-8
NCV4275C/NCV4290/NCV8675	SL4275-G	Linear Regulator(LDO)	TO-263-5
NCV8664/NCV4266-2C	SL4264-2	Linear Regulator(LDO)	SOT-223
NCV7800/NCV4274	SL42744D	Linear Regulator(LDO)	TO-252-3
NCV4276C	SL42764	Linear Regulator(LDO)	TO-252-5

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.