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 'YY'
Tap on the package name to see a picture of it
Marking
Name
Manufacturer/Case
Function
YY
BZT52C43-V-G
Vishay Semiconductor
SOD-123
SOD-123
Zener diode
43V±5%, Izt=5mA, Zzt=60, 500mW
43V±5%, Izt=5mA, Zzt=60, 500mW
YY
MM1Z5245C
JinYu semiconductor
SOD-123
SOD-123
Zener diode
15V±2%, Izt=8.5mA, Zzt=16, 500mW
15V±2%, Izt=8.5mA, Zzt=16, 500mW
YY
BZX384C43-V-G
Vishay Semiconductor
SOD-323
SOD-323
Zener diode
43V±5%, Izt=2mA, Zzt=45, 200mW
43V±5%, Izt=2mA, Zzt=45, 200mW
YY
DDZ16S
Diodes
SOD-323
SOD-323
Zener diode
16V±10%, Izt=10mA, 200mW
16V±10%, Izt=10mA, 200mW
YY
PZU3.3B2A/DG
NXP Semiconductors
SOD-323
SOD-323
Zener diode
3.25..3.5V, Zzt=95(Iz=5mA), 320mW, H-free
3.25..3.5V, Zzt=95(Iz=5mA), 320mW, H-free
YY
DDZ16CSF
Diodes
SOD-323F
SOD-323F
Zener diode
15.69..16.51V, Izt=10mA, Zzt=40, 500mW
15.69..16.51V, Izt=10mA, Zzt=40, 500mW
YY
EC76SMAJ51C
E-CMOS
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=56.7..69.3V, Vrwm=51V, Ipp=4.4A, 400W(1ms), Bidir.
Vbr=56.7..69.3V, Vrwm=51V, Ipp=4.4A, 400W(1ms), Bidir.
YY
P4SMAJ51C
Shanghai Lunsure Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=51V, Vbr=56.7..69.3V, Ipp=4.4A, 400W(1ms), Bidir.
Vrwm=51V, Vbr=56.7..69.3V, Ipp=4.4A, 400W(1ms), Bidir.
YY
SMAJ51C
Socay Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=51.0V, Vbr=56.70..69.30V, Ipp=4.39A, 400W(1ms), Bidir.
Vrwm=51.0V, Vbr=56.70..69.30V, Ipp=4.39A, 400W(1ms), Bidir.
YY
SMAJ51C
Vishay Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=51V, Vbr=56.7..69.3V, 4.4A, 400W(1ms), Bidir.
Vrwm=51V, Vbr=56.7..69.3V, 4.4A, 400W(1ms), Bidir.
YY
TV04A510KB-G
Comchip Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=51.0V, Vbr=56.70..69.30V, Ipp=4.39A, 400W(1ms), Bidir.
Vrwm=51.0V, Vbr=56.70..69.30V, Ipp=4.39A, 400W(1ms), Bidir.
YY
BZX284-C6V2
Philips
SOD-110
SOD-110
Zener diode
6.2V±5%, If=250mA, 400mW
6.2V±5%, If=250mA, 400mW
YY
2SK210-Y
Toshiba
SC-59
SC-59
FET n-type
VHF-FM, 18V, 10mA, 100mW, Idss=3..7mA, Nf=1.8dB
VHF-FM, 18V, 10mA, 100mW, Idss=3..7mA, Nf=1.8dB
YY
DDZX16
Diodes
SOT-23
SOT-23
Zener diode
16V±2.5%, If=10mA, 500mW
16V±2.5%, If=10mA, 500mW
YY
2SJ517
Renessas
SOT-89
SOT-89
MOSFET p-type
V-MOS, LogL, 20V, 2A, <0.24 (5A)
V-MOS, LogL, 20V, 2A, <0.24 (5A)
YY
BU4231F
Rohm
SOP-4
SOP-4
Voltage detector IC
3.1V±1%, -Reset ODO
3.1V±1%, -Reset ODO
YY
XC6223H38BNR-G
Torex Semiconductor
SSOT-24
SSOT-24
Linear voltage regulator IC
LDO, 3.85V±1%, 300mA, +CE, CL, PDR, ICP
LDO, 3.85V±1%, 300mA, +CE, CL, PDR, ICP
YY
XC6501D411NR-G
Torex Semiconductor
SSOT-24
SSOT-24
Linear voltage regulator IC
LDO, 4.1V±1%, 200mA, +CE, CL, PDR
LDO, 4.1V±1%, 200mA, +CE, CL, PDR
YY
74AUP1G125FS3
Diodes
X2-DFN0808-4
X2-DFN0808-4
CMOS logic IC
Bus buffer gate with 3-state output
Bus buffer gate with 3-state output
YY
74AHC1G125W5
Diodes
SOT-25
SOT-25
CMOS logic IC
Bus buffer gate with 3-state output
Bus buffer gate with 3-state output
YY
74AHC1G125SE
Diodes
SOT-353
SOT-353
CMOS logic IC
Bus buffer gate with 3-state output
Bus buffer gate with 3-state output
YY
BU4231G
Rohm
SSOP-5
SSOP-5
Voltage detector IC
3.1V±1%, -Reset ODO
3.1V±1%, -Reset ODO
YY
BU4231FWE
Rohm
VSOF-5
VSOF-5
Voltage detector IC
3.1V±1%, -Reset ODO
3.1V±1%, -Reset ODO
YY
R5325N032A
Ricoh
SOT-23-6
SOT-23-6
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=1.8V/1.8V±1%, 150mA, +CE
LDO, Dual out, Vout1/Vout2=1.8V/1.8V±1%, 150mA, +CE
YY
DDZX16TS
Diodes
SOT-363
SOT-363
Zener diode
Triple, 16V±2.5%, If=10mA, 200mW
Triple, 16V±2.5%, If=10mA, 200mW
YY
RP117K541D
Ricoh
DFN1212-6
DFN1212-6
Linear voltage regulator IC
LDO, -5.4V±1%, 100mA, +CE
LDO, -5.4V±1%, 100mA, +CE
YY
RP201K301D
Ricoh
DFN1212-6
DFN1212-6
Linear voltage regulator IC
LDO, 3.0V±1%, 150mA, +CE, CL, AE(Mode)
LDO, 3.0V±1%, 150mA, +CE, CL, AE(Mode)
YY
NC7SZ00L
Fairchild Semiconductor
MicroPak-6
MicroPak-6
CMOS logic IC
2-input NAND gate
2-input NAND gate
Yy
BD45E465G-M
Rohm
SSOP-5
SSOP-5
Voltage detector IC
4.6V±1%, -MR, -Reset ODO, Rdt=50ms
4.6V±1%, -MR, -Reset ODO, Rdt=50ms
YY-
2SK2113
Hitachi
CMPAK-4
CMPAK-4
High electron mobility transistor
GaAs, LN, UHF, 3.5V, 100mW, Idss=12..60mA, Up<2,5V
GaAs, LN, UHF, 3.5V, 100mW, Idss=12..60mA, Up<2,5V
YY1
2BZX84C11A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
10.4..11.6V, Zzt=20, Izt=5mA, 225mW
10.4..11.6V, Zzt=20, Izt=5mA, 225mW
YY1
CMPZDA11V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 11V±2.5%, If=10mA, 350mW
Dual, 11V±2.5%, If=10mA, 350mW
YY1
RN2970HFE
Toshiba
SOT-563
SOT-563
PNP transistor
Dual, Sw, 30V, 100mA, 100mW, R1=4.7k
Dual, Sw, 30V, 100mA, 100mW, R1=4.7k
YY2
2BZX84C12A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
11.4..12.7V, Zzt=25, Izt=5mA, 225mW
11.4..12.7V, Zzt=25, Izt=5mA, 225mW
YY2
CMPZDA12V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 12V±2.5%, If=10mA, 350mW
Dual, 12V±2.5%, If=10mA, 350mW
YY2
RN2971HFE
Toshiba
SOT-563
SOT-563
PNP transistor
Dual, Sw, 30V, 100mA, 100mW, R1=10k
Dual, Sw, 30V, 100mA, 100mW, R1=10k
YY3
2BZX84C13A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
12.4..14.1V, Zzt=30, Izt=5mA, 225mW
12.4..14.1V, Zzt=30, Izt=5mA, 225mW
YY3
2SC4104-3
Sanyo Electric
SOT-23
SOT-23
NPN transistor
Vid, 70V, 50mA, 200mW, B=60..120, 700MHz
Vid, 70V, 50mA, 200mW, B=60..120, 700MHz
YY3
CMPZDA13V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 13V±2.5%, If=10mA, 350mW
Dual, 13V±2.5%, If=10mA, 350mW
YY4
2BZX84C15A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
13.8..15.6V, Zzt=30, Izt=5mA, 225mW
13.8..15.6V, Zzt=30, Izt=5mA, 225mW
YY4
2SC4104-4
Sanyo Electric
SOT-23
SOT-23
NPN transistor
Vid, 70V, 50mA, 200mW, B=90..180, 700MHz
Vid, 70V, 50mA, 200mW, B=90..180, 700MHz
YY4
CMPZDA15V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 15V±2.5%, If=10mA, 350mW
Dual, 15V±2.5%, If=10mA, 350mW
YY5
2BZX84C16A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
15.3..17.1V, Zzt=40, Izt=5mA, 225mW
15.3..17.1V, Zzt=40, Izt=5mA, 225mW
YY5
2SC4104-5
Sanyo Electric
SOT-23
SOT-23
NPN transistor
Vid, 70V, 50mA, 200mW, B=135..270, 700MHz
Vid, 70V, 50mA, 200mW, B=135..270, 700MHz
YY5
CMPZDA16V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 16V±2.5%, If=10mA, 350mW
Dual, 16V±2.5%, If=10mA, 350mW
YY6
2BZX84C18A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
16.8..19.1V, Zzt=45, Izt=5mA, 225mW
16.8..19.1V, Zzt=45, Izt=5mA, 225mW
YY6
CMPZDA18V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 18V±2.5%, If=10mA, 350mW
Dual, 18V±2.5%, If=10mA, 350mW
YY7
2BZX84C20A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
18.8..21.2V, Zzt=55, Izt=5mA, 225mW
18.8..21.2V, Zzt=55, Izt=5mA, 225mW
YY7
CMPZDA20V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 20V±2.5%, If=10mA, 350mW
Dual, 20V±2.5%, If=10mA, 350mW
YY8
2BZX84C22A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
20.8..23.3V, Zzt=55, Izt=5mA, 225mW
20.8..23.3V, Zzt=55, Izt=5mA, 225mW
YY8
CMPZDA22V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 22V±2.5%, If=10mA, 350mW
Dual, 22V±2.5%, If=10mA, 350mW
YY9
2BZX84C24A
Diotec Semiconductor
SOT-23
SOT-23
Zener diode
22.8..25.6V, Zzt=70 , Izt=5mA, 225mW
22.8..25.6V, Zzt=70 , Izt=5mA, 225mW
YY9
CMPZDA24V
Central Semiconductor
SOT-23
SOT-23
Zener diode
Dual, 24V±2.5%, If=10mA, 350mW
Dual, 24V±2.5%, If=10mA, 350mW
YYA
RN2961
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=4.7k/4.7k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=4.7k/4.7k
YYA
RN2961FE
Toshiba
ES6
ES6
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=4.7k/4.7k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=4.7k/4.7k
YYB
RN2962
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=10k/10k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=10k/10k
YYB
RN2962FE
Toshiba
ES6
ES6
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=10k/10k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=10k/10k
YYC
RN2963
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=22k/22k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=22k/22k
YYC
RN2963FE
Toshiba
ES6
ES6
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=22k/22k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=22k/22k
YYD
RN2964
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=47k/47k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=47k/47k
YYD
RN2964FE
Toshiba
ES6
ES6
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=47k/47k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=47k/47k
YYE
RN2965
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=2.2k/47k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=2.2k/47k
YYE
RN2965FE
Toshiba
ES6
ES6
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=2.2k/47k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=2.2k/47k
YYF
RN2966
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=4.7k/47k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=4.7k/47k
YYF
RN2966FE
Toshiba
ES6
ES6
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=4.7k/47k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=4.7k/47k
YYH
RN2967
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=10k/47k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=10k/47k
YYH
RN2967FE
Toshiba
SOT-563
SOT-563
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=10k/47k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=10k/47k
YYI
RN2968
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=22k/47k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=22k/47k
YYI
RN2968FE
Toshiba
SOT-563
SOT-563
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=22k/47k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=22k/47k
YYJ
RN2969
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1/R2=47k/22k
Dual, Sw, 50V, 100mA, 200mW, R1/R2=47k/22k
YYJ
RN2969FE
Toshiba
SOT-563
SOT-563
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1/R2=47k/22k
Dual, Sw, 50V, 100mA, 100mW, R1/R2=47k/22k
YYK
RN2970
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1=4.7k
Dual, Sw, 50V, 100mA, 200mW, R1=4.7k
YYK
RN2970FE
Toshiba
SOT-563
SOT-563
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1=4.7k
Dual, Sw, 50V, 100mA, 100mW, R1=4.7k
YYM
RN2971
Toshiba
US6
US6
PNP transistor
Dual, Sw, 50V, 100mA, 200mW, R1=10k
Dual, Sw, 50V, 100mA, 200mW, R1=10k
YYM
RN2971FE
Toshiba
SOT-563
SOT-563
PNP transistor
Dual, Sw, 50V, 100mA, 100mW, R1=10k
Dual, Sw, 50V, 100mA, 100mW, R1=10k
YYQ
74AHC1G125QW5
Diodes
SOT-25
SOT-25
CMOS logic IC
Bus buffer gate with 3-state output
Bus buffer gate with 3-state output
YYQ
74AHC1G125QSE
Diodes
SOT-353
SOT-353
CMOS logic IC
Bus buffer gate with 3-state output
Bus buffer gate with 3-state output
Other codes starting with 'Y…' :