Due to the small size of most SMD components, manufacturers are not able to write
the full part number on the case. They use instead a marking code typically
composed of a combination of 2 or 3 letters or digits. When repairing an unknown
electronic board, it becomes so difficult to know what is the exact type of a given
component. This database allows to quickly find the part number of a SMD component
when you have only the marking code.
Showing codes starting with 'WX'
Tap on the package name to see a picture of it
Marking
Name
Manufacturer/Case
Function
WX
BZT52B39
PanJIT Semiconductor
SOD-123
SOD-123
Zener diode
39V±2%, Izt=5mA, Zzt=90, 410mW
39V±2%, Izt=5mA, Zzt=90, 410mW
WX
BZT52C2V4
Diodes
SOD-123
SOD-123
Zener diode
2.4V±5%, Izt=5mA, Zzt=100, 500mW
2.4V±5%, Izt=5mA, Zzt=100, 500mW
WX
BZT52C2V4
Diodes
SOD-123
SOD-123
Zener diode
2.4V±5%, Izt=5mA, Zzt=100, 500mW
2.4V±5%, Izt=5mA, Zzt=100, 500mW
WX
BZT52C2V4-G
Taiwan Semiconductor Company
SOD-123
SOD-123
Zener diode
2.28..2.52V, Izt=5mA, Zzt=100, 350mW
2.28..2.52V, Izt=5mA, Zzt=100, 350mW
WX
BZT52C39
Won-Top Electronics
SOD-123
SOD-123
Zener diode
39V±5%, Izt=2.5mA, Zzt=90, 410mW
39V±5%, Izt=2.5mA, Zzt=90, 410mW
WX
BZT52C39-V
Vishay Semiconductor
SOD-123
SOD-123
Zener diode
39V±5%, Izt=5mA, Zzt=130, 500mW
39V±5%, Izt=5mA, Zzt=130, 500mW
WX
CZRW55C2V4-G
Comchip Technology
SOD-123
SOD-123
Zener diode
2.4..2.60V, Zzt=100, Izt=5mA, 500mW
2.4..2.60V, Zzt=100, Izt=5mA, 500mW
WX
LBZT52C2V4T1G
Leshan Radio Company
SOD-123
SOD-123
Zener diode
2.2..2.6V, Izt=5mA, 500mW
2.2..2.6V, Izt=5mA, 500mW
WX
BZT52-C39S
PanJIT Semiconductor
SOD-323
SOD-323
Zener diode
39V±5%, Izt=5mA, Zzt=90, 200mW
39V±5%, Izt=5mA, Zzt=90, 200mW
WX
BZT52B39S
Micro Commercial Components
SOD-323
SOD-323
Zener diode
38.22..39.8V, Izt=2mA, Zzt=130, 200mW
38.22..39.8V, Izt=2mA, Zzt=130, 200mW
WX
BZT52C2V4S
Diodes
SOD-323
SOD-323
Zener diode
2.4V±5%, Izt=5mA, Zzt=100, 200mW
2.4V±5%, Izt=5mA, Zzt=100, 200mW
WX
BZT52C2V4S
Diodes
SOD-323
SOD-323
Zener diode
2.4V±5%, Izt=5mA, Zzt=100, 200mW
2.4V±5%, Izt=5mA, Zzt=100, 200mW
WX
BZX384C39-V
Vishay Semiconductor
SOD-323
SOD-323
Zener diode
39V±5%, Izt=2mA, Zzt=40, 200mW
39V±5%, Izt=2mA, Zzt=40, 200mW
WX
MEZ02-39-D3
Matsuki Electronic Company
SOD-323
SOD-323
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 200mW
37.05..40.95V, Izt=5mA, Zzt=90, 200mW
WX
MM3Z2V4
Secos
SOD-323
SOD-323
Zener diode
2.2..2.6V, Izt=5mA, Zzt=100, 200mW
2.2..2.6V, Izt=5mA, Zzt=100, 200mW
WX
PZU15B2A/DG
NXP Semiconductors
SOD-323
SOD-323
Zener diode
14.34..14.98V, Zzt=15(Iz=5mA), 320mW, H-free
14.34..14.98V, Zzt=15(Iz=5mA), 320mW, H-free
WX
LT4ME90CA
Lite-On Semiconductor
DO-219
DO-219
Transient voltage supressor
Vrwm=90V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
WX
SMF4L90CAQ
Diodes
DO-219AA
DO-219AA
Transient voltage supressor
Vrwm=90V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
WX
BZT52C39-F
TAITRON Components
SOD-123F
SOD-123F
Zener diode
37..41V, Izt=5mA, 410mW
37..41V, Izt=5mA, 410mW
WX
PMF10CA
StarHope
SOD-123FL
SOD-123FL
Transient voltage supressor
Vbr=11.1..12.3V, Vrwm=10V, Ipp=11.8A, 200W(1ms), Bidir.
Vbr=11.1..12.3V, Vrwm=10V, Ipp=11.8A, 200W(1ms), Bidir.
WX
BZT52C39WS
TAITRON Components
SOD-323F
SOD-323F
Zener diode
37.05..40.95V, Izt=5.0mA, 200mW
37.05..40.95V, Izt=5.0mA, 200mW
WX
BZX384C39-F
TAITRON Components
SOD-323F
SOD-323F
Zener diode
37.0..41.0V, Izt=2.0mA, 200mW
37.0..41.0V, Izt=2.0mA, 200mW
WX
BZT52C2V4T
Diodes
SOD-523
SOD-523
Zener diode
2.4V±5%, Izt=5mA, Zzt=100, 150mW
2.4V±5%, Izt=5mA, Zzt=100, 150mW
WX
BZT52C39WT
TAITRON Components
SOD-523
SOD-523
Zener diode
37.05..40.95V, Izt=5mA, Zzt=130, 200mW
37.05..40.95V, Izt=5mA, Zzt=130, 200mW
WX
BZX584C39
PanJIT Semiconductor
SOD-523
SOD-523
Zener diode
37..41V, Izt=2mA, Zzt=130, 200mW
37..41V, Izt=2mA, Zzt=130, 200mW
WX
BZT52C39WU
TAITRON Components
SOD-723
SOD-723
Zener diode
37.05..40.95V, Izt=5mA, Zzt=130, 200mW
37.05..40.95V, Izt=5mA, Zzt=130, 200mW
WX
BZX784C39
PanJIT Semiconductor
SOD-723
SOD-723
Zener diode
37.05..40.95V, Zzt=130, Izt=5mA, 200mW
37.05..40.95V, Zzt=130, Izt=5mA, 200mW
WX
CD214A-T90CA
Bourns
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Irsm=2.7A, 400W(1ms), Bidir.
Vrwm=90V, Irsm=2.7A, 400W(1ms), Bidir.
WX
EC76SMAJ10CA
E-CMOS
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=11.1..12.3V, Vrwm=10V, Ipp=23.5A, 400W(1ms), Bidir.
Vbr=11.1..12.3V, Vrwm=10V, Ipp=23.5A, 400W(1ms), Bidir.
WX
P4SMA220C
Fagor Electronica
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=209..231V, Vrwm=185V, 1.22A, 400W(1ms), Bidir.
Vbr=209..231V, Vrwm=185V, 1.22A, 400W(1ms), Bidir.
WX
P4SMAJ10CA
Shanghai Lunsure Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=10V, Vbr=11.1..12.3V, Ipp=23.5A, 400W(1ms), Bidir.
Vrwm=10V, Vbr=11.1..12.3V, Ipp=23.5A, 400W(1ms), Bidir.
WX
P4SMAJ90CA
PanJIT Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Vbr=100..115.5V, Ipp=2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..115.5V, Ipp=2.7A, 400W(1ms), Bidir.
WX
P4SMAJ90CA
Shanghai Lunsure Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
WX
P4SMAJ90CA
Won-Top Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Vbr=100..115.5V, Ipp=2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..115.5V, Ipp=2.7A, 400W(1ms), Bidir.
WX
SMAJ10CA
Micro Commercial Components
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WX
SMAJ10CA
Socay Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WX
SMAJ10CA
Vishay Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=10V, Vbr=11.1..12.3V, 23.5A, 400W(1ms), Bidir.
Vrwm=10V, Vbr=11.1..12.3V, 23.5A, 400W(1ms), Bidir.
WX
SMAJ10CA
Yint Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WX
SMAJ200CAG
First Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=200V, Vbr=222..256.0V, Ipp=1.2A, 400W(1ms), Bidir.
Vrwm=200V, Vbr=222..256.0V, Ipp=1.2A, 400W(1ms), Bidir.
WX
SMAJ90CA
Diodes
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Vbr=100..111V, 2.1A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..111V, 2.1A, 400W(1ms), Bidir.
WX
SMAJ90CA
Leimao Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Vbr=100..111V, 2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..111V, 2.7A, 400W(1ms), Bidir.
WX
SMAJ90CA
Lite-On Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90.0V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
Vrwm=90.0V, Vbr=100..111V, Ipp=2.7A, 400W(1ms), Bidir.
WX
SMAJ90CA
Ruilong Yuan Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Vbr=100..111V, 2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..111V, 2.7A, 400W(1ms), Bidir.
WX
SMAJ90CAG
First Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=90V, Vbr=100..115.5V, Ipp=2.7A, 400W(1ms), Bidir.
Vrwm=90V, Vbr=100..115.5V, Ipp=2.7A, 400W(1ms), Bidir.
WX
TV04A100JB-G
Comchip Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WX
SMAS10CA
Formosa Microsemi
SMA-S
SMA-S
Transient voltage supressor
Vrwm=10V, Vbr=11.1..12.3V, Ipp=23.5A, 400W(1ms), Bidir.
Vrwm=10V, Vbr=11.1..12.3V, Ipp=23.5A, 400W(1ms), Bidir.
WX
SM4T100CA
SGS-Thomson Microelectronics
SOD-6
SOD-6
Transient voltage supressor
Vrwm=100V, 2.9A, 400W(1ms), Bidir.
Vrwm=100V, 2.9A, 400W(1ms), Bidir.
WX
BZT52C2V4LP
Diodes
X1-DFN1006-2
X1-DFN1006-2
Zener diode
2.20..2.60V, Izt=5mA, Zzt=100, 250mW
2.20..2.60V, Izt=5mA, Zzt=100, 250mW
WX
BZT52C2V4LP
Diodes
X1-DFN1006-2
X1-DFN1006-2
Zener diode
2.20..2.60V, Izt=5mA, Zzt=100, 250mW
2.20..2.60V, Izt=5mA, Zzt=100, 250mW
WX
BZX284-B5V6
Philips
SOD-110
SOD-110
Zener diode
5.6V±2%, If=250mA, 400mW
5.6V±2%, If=250mA, 400mW
WX
BZX84B39
PanJIT Semiconductor
SOT-23
SOT-23
Zener diode
38.22..39.78V, Zzt=130, Izt=5mA, 410mW
38.22..39.78V, Zzt=130, Izt=5mA, 410mW
WX
BZX84C39
Won-Top Electronics
SOT-23
SOT-23
Zener diode
37..41V, Zzt=130, Izt=5mA, 350mW
37..41V, Zzt=130, Izt=5mA, 350mW
WX
BZX84C39W
Won-Top Electronics
SOT-323
SOT-323
Zener diode
37..41V, Zzt=130, Izt=5mA, 200mW
37..41V, Zzt=130, Izt=5mA, 200mW
WX
TZTC39WS
TAITRON Components
SOT-323
SOT-323
Zener diode
37.05..40.95V, Izt=5mA, Zzt=130, 200mW
37.05..40.95V, Izt=5mA, Zzt=130, 200mW
WX
BCR196L3
Infineon Technologies
TSLP-3
TSLP-3
PNP transistor
Sw, 50V, 70mA, 250mW, R1/R2=47k/22k, 150MHz
Sw, 50V, 70mA, 250mW, R1/R2=47k/22k, 150MHz
WX
PT7M6315US50D4
Pericom Technology
SOT-143
SOT-143
Voltage detector IC
5.0V±1.5%, 1570ms, -Reset ODO, -MR
5.0V±1.5%, 1570ms, -Reset ODO, -MR
WX
74LVC1G86FS3
Diodes
X2-DFN0808-4
X2-DFN0808-4
CMOS logic IC
2-input EXCLUSIVE-OR gate
2-input EXCLUSIVE-OR gate
WX
RN5RK311A
Ricoh
SOT-23-5
SOT-23-5
DC/DC voltage converter IC
VFM st-up, Vout=3.1V±1.5%, 500mA
VFM st-up, Vout=3.1V±1.5%, 500mA
WX
BD46452G
Rohm
SSOP-5
SSOP-5
Voltage detector IC
4.5V±1%, -MR, -Reset PPO, 200ms
4.5V±1%, -MR, -Reset PPO, 200ms
WX
R5325N031B
Ricoh
SOT-23-6
SOT-23-6
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=1.3V/1.8V±1%, 150mA, +CE, CL
LDO, Dual out, Vout1/Vout2=1.3V/1.8V±1%, 150mA, +CE, CL
WX
BZX84C39TW
PanJIT Semiconductor
SOT-363
SOT-363
Zener diode
Triple, 38.22..39.78V, Zzt=130, Izt=5mA, 200mW
Triple, 38.22..39.78V, Zzt=130, Izt=5mA, 200mW
WX
RP201K291B
Ricoh
DFN1212-6
DFN1212-6
Linear voltage regulator IC
LDO, 2.9V±1%, 150mA, +CE, CL, AE(Mode)
LDO, 2.9V±1%, 150mA, +CE, CL, AE(Mode)
WX
2SC6033
Toshiba
2-3S1A
2-3S1A
NPN transistor
Sw, 100V, 2.5A, 625mW, 25/470nS, B=250..400
Sw, 100V, 2.5A, 625mW, 25/470nS, B=250..400
WX-
RT9013-31PB
Richtek Technology
SOT-23-5
SOT-23-5
Linear voltage regulator IC
LDO, 3.1V±2%, 500mA, +CE
LDO, 3.1V±2%, 500mA, +CE
WX4
S594TRW
Vishay Semiconductor
SOT-343R
SOT-343R
Monolithic microwave IC
UHF, 8V, 20mA, 160mW, Idss=50..500uA
UHF, 8V, 20mA, 160mW, Idss=50..500uA
WX5
S595TRW
Vishay Semiconductor
SOT-343R
SOT-343R
Monolithic microwave IC
UHF, 8V, 20mA, 200uA, Idss=50..500uA
UHF, 8V, 20mA, 200uA, Idss=50..500uA
WX6
S504TXRW
Vishay Semiconductor
SOT-343R
SOT-343R
Monolithic microwave IC
UHF, 8V, 30mA, 200mW, Idss=7..14mA
UHF, 8V, 30mA, 200mW, Idss=7..14mA
WX7
S505TXRW
Vishay Semiconductor
SOT-343R
SOT-343R
Monolithic microwave IC
UHF, 8V, 30mA, 200mW, Idss=8..16mA
UHF, 8V, 30mA, 200mW, Idss=8..16mA
WX8
S503TXRW
Vishay Semiconductor
SOT-343R
SOT-343R
Monolithic microwave IC
Dual gate, UHF, 8V, 30mA, 200mW, Idss=9..18mA
Dual gate, UHF, 8V, 30mA, 200mW, Idss=9..18mA
WX=
RT9013-31GB
Richtek Technology
SOT-23-5
SOT-23-5
Linear voltage regulator IC
LDO, 3.1V±2%, 500mA, +CE
LDO, 3.1V±2%, 500mA, +CE
WXA
TPSMAJ10CA
Anova Technologies
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=11.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=11.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WXA
TPSMAJ10CA
Socay Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=11.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=11.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WXA
TPSMAJ10CA
UN Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=11.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=11.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WXH
SMAJ10CA-H
Yint Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
Vrwm=10.0V, Vbr=11.10..12.30V, Ipp=23.53A, 400W(1ms), Bidir.
WXs
BCR196
Infineon Technologies
SOT-23
SOT-23
PNP transistor
Sw, 50V, 70mA, 200mW, R1/R2=47k/22k, 150MHz
Sw, 50V, 70mA, 200mW, R1/R2=47k/22k, 150MHz
WXs
BCR196W
Infineon Technologies
SOT-323
SOT-323
PNP transistor
Sw, 50V, 70mA, 200mW, R1/R2=47k/22k, 150MHz
Sw, 50V, 70mA, 200mW, R1/R2=47k/22k, 150MHz
WXs
BCR196T
Infineon Technologies
SOT-416
SOT-416
PNP transistor
Sw, 50V, 70mA, 250mW, R1/R2=47k/22k, 150MHz
Sw, 50V, 70mA, 250mW, R1/R2=47k/22k, 150MHz
WXs
BCR196F
Infineon Technologies
TSFP-3
TSFP-3
PNP transistor
Sw, 50V, 70mA, 250mW, R1/R2=47k/22k, 150MHz
Sw, 50V, 70mA, 250mW, R1/R2=47k/22k, 150MHz
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