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 'TT'

Marking
Name
Manufacturer/Case
Function
TT
1SV302
Toshiba
SOD-123
Capacitance diode
CATV-tuning, 35V, 47/2.6pF(2..25V)
TT
1SV303
Toshiba
SOD-523
Capacitance diode
CATV-tuning, 30V, 2.6/47pF(25V..2V), Rs<1.25
TT
2SA1036KGP-Q
Chenmko Enterprise
SOT-23
PNP transistor
AF, Sw, 40V, 500mA, 300mW, B=120..270, 200MHz
TT
2SA1603-T
Mitsubishi Electric
SOT-323
PNP transistor
AF, 50V, 100mA, 150mW, 200MHz, B=390..820
TT
2SA1989-T
Mitsubishi Electric
SC-75A
PNP transistor
AF, 50V, 100mA, 150mW, B=390..820, 200MHz
TT
2SC2406-T
Panasonic
SOT-23
NPN transistor
AF, LN, 55V, 100mA, 200mW, B=360..700, 200MHz
TT
2SC3929A-T
Panasonic
SOT-323
NPN transistor
AF, LN, 55V, 50mA, 150mW, B=360..700, 80MHz
TT
2SC5437-FB
NEC Electronics
SOT-523F
NPN transistor
VHF/UHF, 9V, 50mA, 100mW, 9.5Hz, B=80..120
TT
74LVC1T45FX4
Diodes
X2-DFN1409-6
CMOS logic IC
Dual supply translating transceiver with 3-state output
TT
74LVC1T45W6
Diodes
SOT-26
CMOS logic IC
Dual supply translating transceiver with 3-state output
TT
ASM162MEUS
Alliance Semiconductor
SOT-143
Voltage detector IC
4.38V±2%, -MR, +Reset ODO
TT
BAT54TAGP
Chenmko Enterprise
SOT-416
Diode
Dual, SBR, 30V, 200mA, Vf<1V(100mA), 5ns
TT
BD45471G
Rohm
SSOP-5
Voltage detector IC
4.7V±1%, -MR, -Reset ODO, 100ms
TT
BZX84J-C12
NXP Semiconductors
SOD-323FL
Zener diode
12V±5%, If=250mA, 550mW
TT
CD214A-T8.5CA
Bourns
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Irsm=27.7A, 400W(1ms), Bidir.
TT
GDZ36B-V
Vishay Semiconductor
SOD-323
Zener diode
35.07..36.87V, Izt=5mA, Zzt=300, 200mW
TT
IXD5127C44HNR
IXYS
SSOT-24
Voltage detector IC
4.4V±0.8%, +Reset PPO, -MR, 200ms Rt delay
TT
LT4ME8.5CA
Lite-On Semiconductor
DO-219
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.43V, Ipp=27.7A, 400W(1ms), Bidir.
TT
NC7S32L
ON Semiconductor
MicroPak-6
CMOS logic IC
2-input OR gate
TT
P4SMAJ8.5CA
Shanghai Lunsure Electronic Technology
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10V, Ipp=27.7A, 400W(1ms), Bidir.
TT
P4SMAJ8.5CA
Won-Top Electronics
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.82V, Ipp=27.7A, 400W(1ms), Bidir.
TT
P4SMAJ8.5CA
PanJIT Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.82V, Ipp=27.7A, 400W(1ms), Bidir.
TT
P6SMB82CA
Fagor Electronica
DO-214AA
Transient voltage supressor
Vrwm=82V, Vbr=77.9..86.1V, 5.3A, 600W(1ms), Bidir.
TT
PT7M6314US30D4
Pericom Technology
SOT-143
Voltage detector IC
3.0V±1.5%, 1570ms, -Reset PPO, -MR
TT
R1122N471B
Ricoh
SOT-23-5
Linear voltage regulator IC
LDO, LN, 4.7V±2%, 150mA, +CE
TT
RP130K281B
Ricoh
DFN1010-4
Linear voltage regulator IC
LDO, LN, +CE, 2.8V±1%, 150mA
TT
RP152L042B
Ricoh
DFN1212-6
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=1.2V/2.6V±1%, 150mA, +CE, CL
TT
SM4T200A
SGS-Thomson Microelectronics
SOD-6
Transient voltage supressor
Vrwm=200V, 1.5A, 400W(1ms)
TT
SMAJ8.5CA
Ruilong Yuan Electronics
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.4V, 27.7A, 400W(1ms), Bidir.
TT
SMAJ8.5CA
Diodes
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.4V, 27.7A, 400W(1ms), Bidir.
TT
SMAJ8.5CA
Lite-On Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.4V, Ipp=27.7A, 400W(1ms), Bidir.
TT
SMAJ8.5CA
Leimao Electronic Technology
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.4V, 27.7A, 400W(1ms), Bidir.
TT
SMAJ8.5CAG
First Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.82V, Ipp=27.8A, 400W(1ms), Bidir.
TT
SMF180A
Socay Electronics
SOD-123FL
Transient voltage supressor
Vrwm=180.0V, Vbr=200.0..220.0V, Ipp=0.69A, 200W(1ms)
TT
SMF4L8.5CAQ
Diodes
DO-219AA
Transient voltage supressor
Vrwm=8.5V, Vbr=9.44..10.43V, Ipp=27.7A, 400W(1ms), Bidir.
TT
TV02W181-G
Comchip Technology
SOD-123
Transient voltage supressor
Vrwm=180V, Vbr=200..220V, Ipp=0.69A, 200W(1ms)
TT
XC6127C44HNR
Torex Semiconductor
SSOT-24
Voltage detector IC
4.4V±0.8%, +Reset PPO, -MR, Rdt=200ms
TT
XC6215B252NR
Torex Semiconductor
SSOT-24
Linear voltage regulator IC
LDO, 2.5V±2%, 200mA, +CE
TT
XC6223D34BNR-G
Torex Semiconductor
SSOT-24
Linear voltage regulator IC
LDO, 3.45V±1%, 300mA, +CE, CL, PDR
TT
XC6228A3629R-G
Torex Semiconductor
USPQ-4B04
Linear voltage regulator IC
LDO, 3.6V±2%, 300mA, +CE
TT
XC6501C391NR-G
Torex Semiconductor
SSOT-24
Linear voltage regulator IC
LDO, 3.9V±1%, 200mA, +CE, PDR
TT-
PZU24DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 23.72..24.78V, Izt=5mA, Zzt=30, 250mW
tT1
BZX84-B9V1
NXP Semiconductors
SOT-23
Zener diode
9.1V±2.5%, Zzt=15, Izt=5mA, 250mW
TT1
XC9148L39DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 3.9V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT1
XC9148L39DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 3.9V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
tT2
BZX84-C27
NXP Semiconductors
SOT-23
Zener diode
27V±5%, Zzt=80, Izt=5mA, 250mW
TT2
XC9148L40DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.0V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT2
XC9148L40DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.0V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
tT3
BZX84-C2V4
NXP Semiconductors
SOT-23
Zener diode
2.4V±5%, Zzt=100, Izt=5mA, 250mW
TT3
XC9148L41DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.1V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT3
XC9148L41DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.1V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT4
2SC4519-4
Sanyo Electric
CP
NPN transistor
Sw, Hi-Sp, 60V, 500mA, 200mW, B=100..200, 350MHz
tT4
BZX84-C2V7
NXP Semiconductors
SOT-23
Zener diode
2.7V±5%, Zzt=100, Izt=5mA, 250mW
TT4
XC9148L42DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.2V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT4
XC9148L42DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.2V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT5
2SC4519-5
Sanyo Electric
CP
NPN transistor
Sw, Hi-Sp, 60V, 500mA, 200mW, B=140..280, 350MHz
tT5
BZX84-C30
NXP Semiconductors
SOT-23
Zener diode
30V±5%, Zzt=80, Izt=5mA, 250mW
TT5
XC9148L43DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.3V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT5
XC9148L43DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.3V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT6
2SC4519-6
Sanyo Electric
CP
NPN transistor
Sw, Hi-Sp, 60V, 500mA, 200mW, B=200..400, 350MHz
tT6
BZX84-C33
NXP Semiconductors
SOT-23
Zener diode
33V±5%, Zzt=80, Izt=5mA, 250mW
TT6
XC9148L44DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.4V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT6
XC9148L44DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.4V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
tT7
BZX84-C36
NXP Semiconductors
SOT-23
Zener diode
36V±5%, Zzt=90, Izt=5mA, 250mW
TT7
XC9148L45DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.5V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT7
XC9148L45DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.5V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
tT8
BZX84-C39
NXP Semiconductors
SOT-23
Zener diode
39V±5%, Zzt=130, Izt=5mA, 250mW
TT8
XC9148L46DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.6V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT8
XC9148L46DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.6V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
tT9
BZX84-C3V0
NXP Semiconductors
SOT-23
Zener diode
3.0V±5%, Zzt=95, Izt=5mA, 250mW
TT9
XC9148L47DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.7V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TT9
XC9148L47DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.7V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTA
XC9148L48DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.8V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTA
XC9148L48DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.8V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTB
XC9148L49DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 4.9V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTB
XC9148L49DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PW M/PFM step-up, 3.0MHz, 4.9V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTC
1SMA78ACAT3G
ON Semiconductor
403B-01
Transient voltage supressor
Vrwm=78V±5%, 3.2A, 400W (1ms), Bidir.
TTC
XC9148L50DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.0V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTC
XC9148L50DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.0V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTD
XC9148L51DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.1V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTD
XC9148L51DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.1V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTE
XC9148L52DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.2V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTE
XC9148L52DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.2V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTF
XC9148L53DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.3V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTF
XC9148L53DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.3V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTH
XC9148L54DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.4V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTH
XC9148L54DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.4V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTK
XC9148L55DER-G
Torex Semiconductor
USP-6C
DC/DC voltage converter IC
PWM/PFM st-up, 3.0MHz, 5.5V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTK
XC9148L55DPR-G
Torex Semiconductor
SOT-89-5
DC/DC voltage converter IC
PWM/PFM step-up, 3.0MHz, 5.5V±2%, 1.4A, ULVO, CrLL, ShPr, +CE
TTp
PZU24DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 23.72..24.78V, Izt=5mA, Zzt=30, 250mW
TTt
PZU24DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 23.72..24.78V, Izt=5mA, Zzt=30, 250mW
TTW
PZU24DB2
NXP Semiconductors
SOT-353
Zener diode
Dual, 23.72..24.78V, Izt=5mA, Zzt=30, 250mW