The ultimate SMD marking codes database

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 'TK'

Marking
Name
Manufacturer/Case
Function
TK
1SMA60A
ON Semiconductor
403B-01
Transient voltage supressor
Vrwm=60V±5%, 4.1A, 400W (1ms)
TK
1SV287
Toshiba
SOD-123
Capacitance diode
UHF/SHF-tuning, 35V, 0.53..0.68pF(25V), Rs<2.3(470MHz)
TK
1SV291
Toshiba
SOD-323
Capacitance diode
UHF/SHF-tuning, 35V, 0.53..0.68pF(25V), Rs<2.3(470MHz)
TK
2SC3617-K
NEC Electronics
SOT-89
NPN transistor
Hi-beta, 50V, 300mA, 500mW, 220MHz, B=2000..3200
TK
2SC5435-EB
NEC Electronics
SOT-523F
NPN transistor
VHF/UHF, 9V, 30mA, 100mW, 12GHz, B=60..90
TK
AP7365-30YR
Diodes
SOT-89
Linear voltage regulator IC
LDO, 3.0V±2%, 600mA
TK
ASM162SCUS
Alliance Semiconductor
SOT-143
Voltage detector IC
2.93V±2%, -MR, +Reset ODO
TK
BD45295G
Rohm
SSOP-5
Voltage detector IC
2.9V±1%, -MR, -Reset ODO, 500ms
TK
BZX84J-B6V8
NXP Semiconductors
SOD-323FL
Zener diode
6.8V±2%, If=250mA, 550mW
TK
CD214A-T6.5CA
Bourns
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Irsm=35.7A, 400W(1ms), Bidir.
TK
EC76SMAJ400A
E-CMOS
DO-214AC
Transient voltage supressor
Vbr=447..494V, Vrwm=400V, Ipp=0.6A, 400W(1ms)
TK
ELM99193B
ELM Technology
SOT-89-5
Linear voltage regulator IC
LDO, 1.9V±2%, 300mA, +CE
TK
GDZ22B-V
Vishay Semiconductor
SOD-323
Zener diode
21.54..22.47V, Izt=5mA, Zzt=100, 200mW
TK
IXD5127C30HNR
IXYS
SSOT-24
Voltage detector IC
3.0V±0.8%, +Reset PPO, -MR, 200ms Rt delay
TK
KIC7SZ125FU
Korea Electronics
USV
CMOS logic IC
Bus buffer gate with 3-state output
TK
LT4ME6.5CA
Lite-On Semiconductor
DO-219
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..7.98V, Ipp=35.7A, 400W(1ms), Bidir.
TK
MM3Z9V1S
ON Semiconductor
SOD-323FL
Zener diode
8.85..9.23V, 5mA, Zzt=15, 200mW
TK
MMBD4448TAPT
Chenmko Enterprise
SOT-416
Diode
Dual, Sw, 80V, 250mA, Vf<1V(100mA), 4ns
TK
P4SMAJ6.5CA
Won-Top Electronics
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..8.30V, Ipp=35.7A, 400W(1ms), Bidir.
TK
P4SMAJ6.5CA
Shanghai Lunsure Electronic Technology
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..7.98V, Ipp=35.7A, 400W(1ms), Bidir.
TK
P4SMAJ6.5CA
PanJIT Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..8.30V, Ipp=35.7A, 400W(1ms), Bidir.
TK
P6SMB56CA
Fagor Electronica
DO-214AA
Transient voltage supressor
Vrwm=56V, Vbr=53.2..58.8V, 7.8A, 600W(1ms), Bidir.
TK
PT7M6314US28D3
Pericom Technology
SOT-143
Voltage detector IC
2.8V±1.5%, 200ms, -Reset PPO, -MR
TK
R1114Q291D
Ricoh
SC-82AB
Linear voltage regulator IC
LDO, Low noise, 2.9V±2%, 150mA, +CE, CL
TK
RP130K201B
Ricoh
DFN1010-4
Linear voltage regulator IC
LDO, LN, +CE, 2V±1%, 150mA
TK
RP152L034B
Ricoh
DFN1212-6
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=1.8V/2.6V±1%, 150mA, +CE, CL
TK
SM4T150A
SGS-Thomson Microelectronics
SOD-6
Transient voltage supressor
Vrwm=150V, 2A, 400W(1ms)
TK
SMAJ400A
Yint Electronics
DO-214AC
Transient voltage supressor
Vrwm=400.0V, Vbr=447.0..494.0V, Ipp=0.62A, 400W(1ms)
TK
SMAJ400A
Micro Commercial Components
DO-214AC
Transient voltage supressor
Vrwm=400.0V, Vbr=447.0..494.0V, Ipp=0.62A, 400W(1ms)
TK
SMAJ6.5CA
Diodes
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..7.98V, 35.7A, 400W(1ms), Bidir.
TK
SMAJ6.5CA
Leimao Electronic Technology
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..7.98V, 35.7A, 400W(1ms), Bidir.
TK
SMAJ6.5CA
Lite-On Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..7.98V, Ipp=35.7A, 400W(1ms), Bidir.
TK
SMAJ6.5CA
Ruilong Yuan Electronics
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..7.98V, 35.7A, 400W(1ms), Bidir.
TK
SMAJ6.5CAG
First Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22..8.30V, Ipp=35.7A, 400W(1ms), Bidir.
TK
SMAS400A
Formosa Microsemi
SMA-S
Transient voltage supressor
Vrwm=400V, Vbr=447..494V, Ipp=0.6A, 400W(1ms)
TK
SMF130A
Socay Electronics
SOD-123FL
Transient voltage supressor
Vrwm=130.0V, Vbr=144.0..159.0V, Ipp=0.96A, 200W(1ms)
TK
SMF4L6.5CAQ
Diodes
DO-219AA
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22 7.98V, Ipp=35.A, 400W(1ms), Bidir.
TK
SN74AUP1T98DRY
Texas Instruments
QFN-6
CMOS logic IC
Configurable multiple-function gate
TK
SN74AUP1T98DSF
Texas Instruments
SON6-1.0x1.0
CMOS logic IC
Configurable multiple-function gate
TK
TV02W131-G
Comchip Technology
SOD-123
Transient voltage supressor
Vrwm=130V, Vbr=144..159V, Ipp=0.96A, 200W(1ms)
TK
XC6127C30HNR
Torex Semiconductor
SSOT-24
Voltage detector IC
3.0V±0.8%, +Reset PPO, -MR, Rdt=200ms
TK
XC6215B182NR
Torex Semiconductor
SSOT-24
Linear voltage regulator IC
LDO, 1.8V±2%, 200mA, +CE
TK
XC6223D27BNR-G
Torex Semiconductor
SSOT-24
Linear voltage regulator IC
LDO, 2.75V±1%, 300mA, +CE, CL, PDR
TK
XC6228A2929R-G
Torex Semiconductor
USPQ-4B04
Linear voltage regulator IC
LDO, 2.9V±2%, 300mA, +CE
TK
XC6501C35ANR-G
Torex Semiconductor
SSOT-24
Linear voltage regulator IC
LDO, 3.55V±1%, 200mA, +CE, PDR
TK
XC6604A121MR-G
Torex Semiconductor
SOT-26W
Linear voltage regulator IC
LDO, 1.2V±15mV, 1A, +CE, soft start
TK-
PZU13DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 12.91..13.49V, Izt=5mA, Zzt=10, 250mW
TK0
CHDTB114TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 50V, 500mA, 250MHz, R1=10k
TK0
XC9148M38DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 3.8V±2%, 1.4A, ULVO, CrL, +CE
TK0
XC9148M38DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 3.8V±2%, 1.4A, ULVO, CrL, +CE
TK1
XC9148M39DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 3.9V±2%, 1.4A, ULVO, CrL, +CE
TK1
XC9148M39DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 3.9V±2%, 1.4A, ULVO, CrL, +CE
TK2
CHDTA143TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 50V, 100mA, 250MHz, R1=4.7k
TK2
SN74AUP1T98YFP
Texas Instruments
uBGA-6
CMOS logic IC
Configurable multiple-function gate
TK2
XC9148M40DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.0V±2%, 1.4A, ULVO, CrL, +CE
TK2
XC9148M40DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.0V±2%, 1.4A, ULVO, CrL, +CE
TK3
CHDTA114TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 50V, 100mA, 250MHz, R1=10k
TK3
XC9148M41DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.1V±2%, 1.4A, ULVO, CrL, +CE
TK3
XC9148M41DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.1V±2%, 1.4A, ULVO, CrL, +CE
TK4
CHDTA124TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 50V, 100mA, 250MHz, R1=22k
TK4
XC9148M42DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.2V±2%, 1.4A, ULVO, CrL, +CE
TK4
XC9148M42DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.2V±2%, 1.4A, ULVO, CrL, +CE
TK5
CHDTA144TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 50V, 100mA, 250MHz, R1=47k
TK5
XC9148M43DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.3V±2%, 1.4A, ULVO, CrL, +CE
TK5
XC9148M43DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.3V±2%, 1.4A, ULVO, CrL, +CE
TK6
CHDTA115TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 50V, 100mA, 250MHz, R1=100k
TK6
XC9148M44DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.4V±2%, 1.4A, ULVO, CrL, +CE
TK6
XC9148M44DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.4V±2%, 1.4A, ULVO, CrL, +CE
TK7
CHDTA125TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 50V, 100mA, 250MHz, R1=200k
TK7
SN74AUP1T98YZP
Texas Instruments
BGA-6
CMOS logic IC
Configurable multiple-function gate
TK7
XC9148M45DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.5V±2%, 1.4A, ULVO, CrL, +CE
TK7
XC9148M45DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.5V±2%, 1.4A, ULVO, CrL, +CE
TK8
CHDTB123TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 40V, 500mA, 250MHz, R1=2.2k
TK8
XC9148M46DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.6V±2%, 1.4A, ULVO, CrL, +CE
TK8
XC9148M46DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.6V±2%, 1.4A, ULVO, CrL, +CE
TK9
CHDTB143TKPT
Chenmko Enterprise
SOT-23
PNP transistor
Sw, 40V, 500mA, 250MHz, R1=4.7k
TK9
XC9148M47DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.7V±2%, 1.4A, ULVO, CrL, +CE
TK9
XC9148M47DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.7V±2%, 1.4A, ULVO, CrL, +CE
TKA
CHDTC123TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=2.2k
TKA
XC9148M48DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.8V±2%, 1.4A, ULVO, CrL, +CE
TKA
XC9148M48DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.8V±2%, 1.4A, ULVO, CrL, +CE
TKB
CHDTC143TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=4.7k
TKB
XC9148M49DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.9V±2%, 1.4A, ULVO, CrL, +CE
TKB
XC9148M49DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 4.9V±2%, 1.4A, ULVO, CrL, +CE
TKC
1SMA60ACAT3G
ON Semiconductor
403B-01
Transient voltage supressor
Vrwm=60V±5%, 4.1A, 400W (1ms), Bidir.
TKC
CHDTC114TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=10k
TKC
XC9148M50DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.0V±2%, 1.4A, ULVO, CrL, +CE
TKC
XC9148M50DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.0V±2%, 1.4A, ULVO, CrL, +CE
TKD
CHDTC124TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=22k
TKD
XC9148M51DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.1V±2%, 1.4A, ULVO, CrL, +CE
TKD
XC9148M51DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.1V±2%, 1.4A, ULVO, CrL, +CE
TKE
CHDTC144TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=47k
TKE
XC9148M52DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.2V±2%, 1.4A, ULVO, CrL, +CE
TKE
XC9148M52DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.2V±2%, 1.4A, ULVO, CrL, +CE
TKF
CHDTC115TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=100k
TKF
XC9148M53DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.3V±2%, 1.4A, ULVO, CrL, +CE
TKF
XC9148M53DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.3V±2%, 1.4A, ULVO, CrL, +CE
TKG
CHDTC125TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=200k
TKH
CHDTD123TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=2.2k
TKH
XC9148M54DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.4V±2%, 1.4A, ULVO, CrL, +CE
TKH
XC9148M54DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.4V±2%, 1.4A, ULVO, CrL, +CE
TKI
CHDTD143TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 50V, 100mA, 250MHz, R1=4.7k
TKJ
CHDTC323TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 15V, 600mA, 200MHz, R1=2.2k
TKK
CHDTC343TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 15V, 600mA, 200MHz, R1=4.7k
TKK
XC9148M55DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.5V±2%, 1.4A, ULVO, CrL, +CE
TKK
XC9148M55DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.5V±2%, 1.4A, ULVO, CrL, +CE
TKL
CHDTC363TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 15V, 600mA, 200MHz, R1=6.8k
TKL
SMAJ6.5CL
Lite-On Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=6.5V, Vbr=7.22.7.98V, Ipp=35.7A, 400W(1ms)
TKM
CHDTC314TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 15V, 600mA, 200MHz, R1=10k
TKN
CHDTC614TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 20V, 600mA, 150MHz, R1=10k
TKN
SN74AUP1T98YFP
Texas Instruments
uBGA-6
CMOS logic IC
Configurable multiple-function gate
TKN
SN74AUP1T98YZP
Texas Instruments
BGA-6
CMOS logic IC
Configurable multiple-function gate
TKO
CHDTC623TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 20V, 600mA, 150MHz, R1=2.5k
TKP
CHDTC643TKPT
Chenmko Enterprise
SOT-23
NPN transistor
Sw, 20V, 600mA, 150MHz, R1=4.7k
TKp
PZU13DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 12.91..13.49V, Izt=5mA, Zzt=10, 250mW
TKR
SN74AUP1T98DCK
Texas Instruments
SC-70-6
CMOS logic IC
Configurable multiple-function gate
TKt
PZU13DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 12.91..13.49V, Izt=5mA, Zzt=10, 250mW
TKW
PZU13DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 12.91..13.49V, Izt=5mA, Zzt=10, 250mW