SLKOR offers alternative equivalent to well-know brands like Onsemi, TI, ST, Infineon, Nexperia, etc.

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 As an electronic components manufacturer in China, SLKOR offers alternative equivalent to well-know brands like Onsemi, TI, ST, Infineon, Nexperia, etc., in 99% of applications without the need for testing verification.


SLKOR provides high-end products such as silicon carbide SiC SBD diodes, silicon carbide SiC MOSFET, IGBT, and ultra-fast recovery power diodes, meeting the needs of high-end equipment, communication power, solar photovoltaics, medical equipment, industrial Internet, new energy vehicles, personal mobility devices, electric tools, and other industries. General products include schottky diodes, ESD protection diodes, TVS transient suppression diodes, general-purpose diodes, and transistors. SLKOR's power devices include high, medium, and low voltage MOS transistors, FRD high-voltage diodes, SiC SBD high-voltage diodes, thyristors, bridge rectifiers, etc. Our power management chips include LDOs, AC-DC converters, DC-DC converters, and other related products. We also provide various sensors, general and high-speed optocouplers, passive crystal oscillators, and other support services for customers. SLKOR's products are widely used in smartphones, laptops, robots, personal transportation, smart homes, car networking, LED lighting, 3C digital products, smart wearables, and the Internet of Things.


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Why choose SLKOR?


1. Mature Chinese manufacturing process and technological innovation

The rise of China's manufacturing industry provides a solid foundation for local enterprises like SLKOR. After years of iteration of manufacturing processes, China has mature and reliable technologies. SLKOR fully utilizes this advantage to produce products with excellent quality.


2. High cost performance and cost advantage

SLKOR has a significant price advantage and is more affordable than well-know brand. Under the premise of ensuring the same quality, its price is more reasonable, reducing cost pressure for enterprises. This is undoubtedly an extremely attractive choice for customers who pursue cost performance.


3. Adequate inventory and flexible supply

In terms of supply, SLKOR shows strong strength. Adequate inventory ensures timely supply of products and will not affect customers' production progress due to shortages. At the same time, the flexible supply method can be adjusted according to customers' needs to meet the requirements of different scale orders.


4. Short lead time

Short lead time is also a major highlight of SLKOR. We can provide a shorter lead time. The lead time for regular materials is usually 3 to 5 working days. Compared with international brands, SLKOR can deliver products to customers faster, saving customers time costs and improving the efficiency of project progress.


5. Professional after-sales service
In addition, SLKOR also pays attention to after-sales service. The professional technical team provides technical support and solutions to customers at any time to ensure that customers have no worries when using SLKOR products.


Check the following substitute table to find the replacement you need. 

Download Substitution Table: SLKOR Substitution Table.xlsx

SLKOR Substitution Table
01 MOS
SLKOR PNCategoryPackageReplace BrandReplace PN
IRF640  MOSTO-220InfineonIRF640NPBF
IRFR5305  MOSTO-252InfineonIRFR5305TRPBF
SL2301  MOSSOT-23CJ/LRC/VISHAYCJ2301/LP2301LT1G/SI2301CDS
SL2302  MOSSOT-23CJ/LRC/VISHAYCJ2302/LP2302LT1G/SI2302CDS
SL2309  MOSSOT-23LRC/VISHAY LP2309LT1GVISHA/SI2309CDS
SL3409  MOSSOT-23CJ/LRC/UMW/ VISHAY/AOSLP3409LT2G/UMW3409/AO3409
2N7002  MOSSOT-23CJ/LRC/VISHAY/ ONSEMI2N7002
2N7002L  MOSSOT-23CJ/LRC/VISHAY/ ONSEMI2N7002L


02 TRIACs
SLKOR PNCategoryPackageReplace BrandReplace PN
BTA06-800BTRIACsTO-220 ST/WeEnBTA06-800BWRG
BTA08-800BTRIACsTO-220  ST/WeEnBTA08-800BWRG
BTA12-600BTRIACsTO-220 ST/WeEnBTA12-600BWRG
BTA16-800BTRIACsTO-220  ST/WeEnBTA16-800BWRG
BTA24-800BTRIACsTO-220  ST/WeEnBTA24-800BWRG
BTA26-800BTRIACsTO-220  ST/WeEnBTA26-800BWRG
BTA41-800BTRIACsTO-3P ST/WeEnBTA41-800BRG
BTA41-1200BTRIACsTO-3P ST/WeEnBTA41-1200BRG

03 Diode
SLKOR PN  CategoryPackageReplace BrandReplace PN
BAT54SScottky DiodeSOT-23CJBAT54S
BAT54AScottky DiodeSOT-23CJBAT54A
SMAJ5.0ATVSSMADIODES/VISHAYSMAJ5.0A-13-F 、SMAJ5.0A-E3/61
SMAJ33CATVSSMADIODESSMAJ33CA-13-F、3CA
MMBZ12VALTVSSOT-23ONSEMIMMBZ12VAL
MMBZ15VALTVSSOT-23ONSEMIMMBZ15VAL
ZMM5V1ZennerLL-34STZMM5V1
SD12C   TVSSOD-323BrightkingSDD32C12L01

04 ESD Diode
SLKOR PNCategoryPackageReplace BrandReplace PN
SLESD05D6CU   ESD DiodeDFN0603NXPPESD5V0V1BSF
SLESD03D6BN   ESD DiodeDFN0603NXPPESD3V3V1BCSF
SLESD03D6BU   ESD DiodeDFN0603NXPPESD3V3R1BSF
SLESD0501BU   ESD DiodeDFN0603NXPPESD5VOF1BL
SLESD2105L   ESD DiodeSOT-23ONSEMINUP2105LT1G
SLESD5Z3V3   ESD DiodeSOD-523ONSEMIESD5Z3.3T1G
NUP2105LT1G   ESD DiodeSOT-23ONSEMINUP2105LT1G
SLESD0501CM   ESD DiodeDFN0603NXPPESD5VOS1BL
SLESD0301M   ESD DiodeDFN0603NXPPESD3V3T1BL

05 Transistor
SLKOR PNCategoryPackage  Replace BrandReplace PN
 SL44H11 TransistorTO-220-3L STD44H11
  D882 TransistorSOT-89 CJD882
 2SC2873 TransistorSOT-89 TOSHIBA2SC2873
2SC5824-R TransistorSOT-89 ROHM2SC5824T100R

06 Power Management
 SLKOR PN  CategoryPackageReplace BrandReplace PN
LM2575S-5.0 DC/DCTO-263-5   TILM2575S-5.0
LM2576S-5.0 DC/DCTO-263-5   TILM2576S-5.0
LM2596S-5.0 DC/DCTO-263-5   TILM2596S-5.0
SL54620RHLRPower ManagementQFN14L   TITPS54620RHLR
   SL2044Power ManagementSOP-8AtmelU2044
  SL27511 DriverSOT-23   TIUCC27511DBVR
  SL27525 DriverSOP-8   TIUCC27525D
   SL8402 DriverSOT-223ONSEMINCV8402

07 Op-amp
  SLKOR PNCategoryPackageReplace BrandReplace PN
  SL4558S  Op-ampSOP-8  TIRC4558DRG4
LM124D  Op-ampSOP-14  TILM124DR
LM224D  Op-ampSOP-14  TILM1224DR
LM324D  Op-ampSOP-14    TILM324DR
LMV358  Op-ampSOP-8  TILMV358QD
LMV32 1  Op-ampSOT-23-5 CJ/STLMV321ILT
LM2904  Op-ampDIP-8  TILM2904P

08 Quartz Crystal
SLKOR PN  CategoryPackageReplace BrandReplace PN
 SL322532M9P  Quartz CrystalSMD3225-4  EPSONX1E0000210167
SL322532M10P  Quartz CrystalSMD3225-4P  EPSONX1E000021016300
SL322512M20P  Quartz CrystalSMD3225-4PCJCJ13-120002010A20
SL322516M9P  Quartz CrystalSMD3225-4P  EPSONX1E000021037500
SL322516M12P  Quartz CrystalSMD3225-4P  EPSONX1E000021011900
SL322524M12P  Quartz CrystalSMD3225-4P  EPSONX1E0000210129
SL322525M20P  Quartz CrystalSMD3225-4P  EPSONX1E000021035200
SL322525M12P  Quartz CrystalSMD3225-4P  EPSONX1E000021013900

09 Darlington

SLKOR PN  CategoryPackageReplace BrandReplace PN

 TIP122  DarlingtonTO-220  ST TIP122

 TIP127  DarlingtonTO-220  ST TIP127

 ULN2001D  DarlingtonSOP-16  ST ULN2001D1013TR











10 Hall Sensor
SLKOR PNCategoryPackageReplace BrandReplace PN
SLSS41FHall SensorTO-92SHoneywellSS41F
SLSS360Hall SensorSOT-23HoneywellSS360
SLSS451AHall SensorTO-92HoneywellSS451A
SLSS39EHall SensorTO-92SHoneywellSS39E
SL-302BHall SensorSSIT-4AKMSS41F
SL-106CHall SensorSSOT-4AKMHG-106C
SL-322BHall SensorSSIP-4AKMHG-322B

11 Optocoupler
SLKOR PNCategoryPackageReplace BrandReplace PN
SL-1007OptocouplerSMD-4VISHAYTCLT1007
SL-1008OptocouplerSMD-4VISHAYTCLT1008
SL3H7COptocouplerSOP-4ISOCOMIS3H7C
SL-1009OptocouplerSMD-4VISHAYTCLT1009
6N135SOptocouplerSMD-8ISOCOM6N135SM
6N136SOptocouplerSMD-8ONSEMI6N136SDM
6N137SOptocouplerSMD-8ONSEMI6N137SDM
6N136OptocouplerDIP-8ONSEMI6N136M

12 LDO
  SLKOR PNCategoryPackageReplace BrandReplace PN
  SL4949Linear RegSOP-8  STL4949
  SL4275Linear RegTO-252  InfineonTLE4275
  SL4284Linear RegTO-252  InfineonTLE4284
 SL9013M33SELinear RegSOT-23-5  TILP5907MFX-3.3
 SL54M33SELinear RegSOT-23-5  TILP2992IM5-3.3
 AMS1117-1.8Linear RegSOT-223SOT-89  AMSAMS1117-1.8
 AMS1117-1.2Linear RegSOT-223SOT-89  AMSAMS1117-1.2
 AMS1117-1.5Linear RegSOT-223SOT-89  AMSAMS1117-1.5
   LM317Linear RegTO-220  CJ/STLM317T-DGZ



SLKOR Best-selling replacements

 SLKOR PNCategoryPackageReplace BrandReplace PN
M7  RectifierSMA  YANGJIEM7
 M1  RectifierSMA  YANGJIEM1
AMS1117-3.3  LDOSOT-223  AMSAMS1117-3.3
AMS1117-5.0  LDOSOT-223  AMSAMS1117-5.0
SS34  Scottky DiodeSMA  CJSS34
SS36  Scottky DiodeSMA  CJSS36
S8050  Bipolar Transistor (BJT)SOT-23  CJS8050
S8050  Bipolar Transistor (BJT)SOT-23  CJS8050
SS8050  Bipolar Transistor (BJT)SOT-23  CJSS8050
SS8550  Bipolar Transistor (BJT)SOT-23  CJSS8550
BAT54C  Scottky DiodeSOT-23  ONSEMI/DIODESBAT54CT1G/BAT54C-7-F
SD12C  TVSSOD-323  BrightkingSDD32C12L01
ZMM5V1  ZennerLL-34  STZMM5V1
LL4148  TVSLL-34  VISHAY/ONLL4148-GS08/LL4148
SMBJ6.5CA  TVSSMB  VISHAYSMB¹6.5CA-E3/52
SMBJ5.0A  TVSSMB  VISHAYSMBJ5.0CA-E3/52
SL4459  MOSSOP-8  AOSA04459
2N7002  MOSSOT-23  ONSEMI/DIODES2N7002/BS170FTA
IRF640  MOSTO-220  InfineonIRF640NPBF
BT136S-800E  TRIACsTO-252  JJWJST136K-600E
BT137S-800E  TRIACsTO-252  JJWJST137K-800E
BT138S-800E  TRIACsTO-252  FUXINSEMIBT138D-800E
MMBZ5V6AL  ESD DiodeSOT-23  ONSEMIMMBZ5V6AL
MMBZ6V2AL  ESD DiodeSOT-23  ONSEMIMMBZ6V2AL
MMBZ6V8AL  ESD DiodeSOT-23  ONSEMIMMBZ6V8AL
RCLAMP0524P  ESD DiodeDFN2510  ONSEMIESDR0524P
SLESD2105L  ESD DiodeSOT-23  ONSEMINUP2105LT1G
SL27523DriverSOP-8  TIUCC27523
SL4139DriverSOT-23  ONSEMICAT4139
SL401DriverSOT-23  InfineonBCR401
TL431Voltage ReferencesSOT-23  DIODESTL431AS-13
SL322526M9PQuartz CrystalSMD3225-4P  CJCJ13-260000910A20
SL322524M9PQuartz CrystalSMD3225-4P  EPSONX1E000021012700
SL322526M10PQuartz CrystalSMD3225-4P  EPSONX1E000021081900
SL201640M12PQuartz CrystalSMD2016-4P  EPSONQ22FA12800332
SL201632M6PQuartz CrystalSMD2016-4P  MURATAXRCGB32M000F1H19R0
SL201626M12PQuartz CrystalSMD2016-4P  EPSONQ22FA1280047000
SL252026M12PQuartz CrystalSMD2520-4P  EPSONQ24FA20H00315
SL252026M9PQuartz CrystalSMD2520-4P  EPSONQ24FA20H00289
6N137OptocouplerDIP-8  ONSEMI6N137VM
SL0601OptocouplerSOP-8  ONSEMIHCPL0601
SLM611OptocouplerSMD-5  ISOCOMICPLM611
SLM352OptocouplerSOP-4  ONSEMIFODM352
SLM601OptocouplerSOP-5  LITEONLTV-M601
AMS1117-ADJLDOSOT-223SOT-89  AMSAMS1117-ADJ
AMS1117-3.3LDOSOT-223  AMSAMS1117-3.3
AMS11 17-5.0LDOSOT-223  AMSAMS1117-5.0
PAM8403Op-ampSOP-16  DIODESM8403DR-H
SL555SRTCSOP-8  TILM555CMX
74HC573DRegisterSOP-2 0  Nexperia74HC573D,653
SL24C02DEEPROMSOP-8  STM24C02-WMN6TP
SL24C04DEEPROMSOP-8  MICROCHIPAT24C04C-SSHM-T
SL24C08DEEPROMSOP-8  MICROCHIPAT24C08C- SSHM-T
SLA33 3Op-ampMSOP-8  TIopa333
74HC595DRegisterSOP-14  TOSHIBA74HC595D
74HC164DRegister SOP-14TISN74HC164DR


 SLKOR PNCategoryPackageReplace BrandReplace PN
74HC595D
RegisterSOP-14TOSHIBA74HC595D
CD4001BM
Logical GateSOP-14TICD4001BM
DTC143ECA
Digital TransistorSOT-23CJDTC143ECA
S9013
TransistorSOT-23LRC/ CJS9013
S9014
TransistorSOT-23LRC/CJS9014
MMBTA42
TransistorSOT-23STMMBTA42
MMBT4401
TransistorSOT-23STMMBT4401
MMBT5551
TransistorSOT-23STMMBT5551
MMBT5401
TransistorSOT-23STMMBT5401
MMBT3904
TransistorSOT-23STMMBT3904
MMBT3906
TransistorSOT-23STMMBT3906
MMBT2222A
TransistorSOT-23STMMBT2222A
BC846B
TransistorSOT-23YANGJIE/NexperiaBC846B
BC807-25
TransistorSOT-23ONSEMI/DIODESBC817-25LT1G/BC817-25Q-7-F
BC817-40
TransistorSOT-23ONSEMI/DIODESSBC817-40LT1G/BC817-40Q-7-F
BCX52-16
TransistorSOT-89NexperiaBCX52-16,115
BCP51-16
TransistorSOT-223NexperiaBCP51-16,115
2SC1623
TransistorSOT-23LRCL2SC1623QLT1G
2SC3357
TransistorSOT-89TECHPUBLIC2SC3357
B772
TransistorSOT-89MDDB772
CZT5551
TransistorSOT-223CJCZT5551
MMBTA44
TransistorSOT-23YANGJIEMMBTA44
DB107S
Bridge RectifierDBSLR CDB1007S
DB207S
Bridge RectifierDBSLRCDB207S
BAV99
DiodeSOT-23DIODESBAV99-13-F
BAV19W
DiodeSOD-123DIODESBAV19W-7-F
BAV20W
DiodeSOD-123DIODESBAV20W-7-F
BAV21W
DiodeSOD-123DIODESBAV21W-7-F
SMBJ15A
DiodeSMBVISHAYSMBJ15A-E3/52
SMBJ36CA
DiodeSMBVISHAYSMBJ36CA-E3/52
SMBJ12A
DiodeSMBDIODESSMBJ12A-13-F
SMBJ24CA
DiodeSMBDIODESSMBJ24CA-13-F
SMAJ13CA
DiodeSMADIODESSMAJ13CA-13-F
SMAJ15CA
DiodeSMADIODESSMAJ15CA-13-F
SMAJ6.0A
DiodeSMADIODESSMAJ6.0A-13-F
US1M
DiodeSMAONSEMI/DIODESUS1M
RS1M
DiodeSMAONSEMI/DIODESRS1M
SM4007PLA7
DiodeSOD-123FLUMW1N4007(A7)
MBRF20200CT
DiodeTO-220FONSEMIMBRF20200CTG
MMBD4148
DiodeSOT-23DIODESMMBD4148-7-F
ES2D
DiodeSMAONSEMIES2D
ES2G
DiodeSMACJES2G
1SMB5923B
DiodeSMBONSEMI1SMB5923BT3G
1SMB5924B
DiodeSMBONSEMI1SMB5924BT3G
1SMB5925B
DiodeSMBONSEMI1SMB5925BT3G
1SMA5925A
DiodeSMACJ1SMA5925A
1SMA5927A
DiodeSMACJ1SMA5927A


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