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 'UR'
Tap on the package name to see a picture of it
Marking
Name
Manufacturer/Case
Function
UR
LT4ME17CA
Lite-On Semiconductor
DO-219
DO-219
Transient voltage supressor
Vrwm=17V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
UR
SMF4L17CAQ
Diodes
DO-219AA
DO-219AA
Transient voltage supressor
Vrwm=17V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
UR
BZX84J-C6V2
NXP Semiconductors
SOD-323FL
SOD-323FL
Zener diode
6.2V±5%, If=250mA, 550mW
6.2V±5%, If=250mA, 550mW
UR
CZRER18VB-H
Comchip Technology
SOD-723F
SOD-723F
Zener diode
17.55 18.45V, Zzt=42, Izt=5mA, 150mW
17.55 18.45V, Zzt=42, Izt=5mA, 150mW
UR
FUF2G
Fagor Electronica
DO-214AA
DO-214AA
Diode
U-fast recov. rectif, 400V, 2A, Vf<1.3V(2A), 50ns
U-fast recov. rectif, 400V, 2A, Vf<1.3V(2A), 50ns
UR
SMBJ51CA
Fagor Electronica
DO-214AA
DO-214AA
Transient voltage supressor
Vrm=51V, Vbr=56.7..62.7V, Ipp=7.3A, 600W, Bidir.
Vrm=51V, Vbr=56.7..62.7V, Ipp=7.3A, 600W, Bidir.
UR
CD214A-T17CA
Bourns
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Irsm=14.5A, 400W(1ms), Bidir.
Vrwm=17V, Irsm=14.5A, 400W(1ms), Bidir.
UR
P4SMAJ17CA
Won-Top Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Vbr=18.9..21.7V, Ipp=14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..21.7V, Ipp=14.5A, 400W(1ms), Bidir.
UR
P4SMAJ17CA
Shanghai Lunsure Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
UR
P4SMAJ17CA
PanJIT Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Vbr=18.9..21.7V, Ipp=14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..21.7V, Ipp=14.5A, 400W(1ms), Bidir.
UR
SMA6J17CA
Micro Commercial Components
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=18.9..20.9V, Vrwm=17V, Ipp=21.7A, 600W(1ms), Bidir.
Vbr=18.9..20.9V, Vrwm=17V, Ipp=21.7A, 600W(1ms), Bidir.
UR
SMAJ17CA
Ruilong Yuan Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Vbr=18.9..20.9V, 14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..20.9V, 14.5A, 400W(1ms), Bidir.
UR
SMAJ17CA
Leimao Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Vbr=18.9..20.9V, 14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..20.9V, 14.5A, 400W(1ms), Bidir.
UR
SMAJ17CA
Lite-On Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17.0V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
Vrwm=17.0V, Vbr=18.9..20.9V, Ipp=14.5A, 400W(1ms), Bidir.
UR
SMAJ17CA
Diodes
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Vbr=18.9..20.9V, 14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..20.9V, 14.5A, 400W(1ms), Bidir.
UR
SMAJ17CAG
First Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=17V, Vbr=18.9..21.7V, Ipp=14.5A, 400W(1ms), Bidir.
Vrwm=17V, Vbr=18.9..21.7V, Ipp=14.5A, 400W(1ms), Bidir.
UR
SM4T30CA
SGS-Thomson Microelectronics
SOD-6
SOD-6
Transient voltage supressor
Vrwm=30V, 9.6A, 400W(1ms), Bidir.
Vrwm=30V, 9.6A, 400W(1ms), Bidir.
UR
CZRQR18VB
Comchip Technology
0402
0402
Zener diode
17.55..18.45V, Izt=5mA, Zzt=42, 125mW
17.55..18.45V, Izt=5mA, Zzt=42, 125mW
UR
CZRF18VB
Comchip Technology
1005
1005
Zener diode
17.55..18.45V, Izt=5mA, Zzt=42, 200mW
17.55..18.45V, Izt=5mA, Zzt=42, 200mW
UR
CZRFR18VB-HF
Comchip Technology
1005
1005
Zener diode
17.55..18.45V, Zzt=42, Izt=5mA, 200mW
17.55..18.45V, Zzt=42, Izt=5mA, 200mW
UR
CZRU18VB
Comchip Technology
0603
0603
Zener diode
17.55..18.45V, Izt=5mA, Zzt=42, 150mW
17.55..18.45V, Izt=5mA, Zzt=42, 150mW
UR
CZRUR18VB-HF
Comchip Technology
0603
0603
Zener diode
17.55..18.45V, Zzt=42, Izt=5mA, 150mW
17.55..18.45V, Zzt=42, Izt=5mA, 150mW
UR
SMD30KPA51A
MDE Semiconductor
MDE-1-1
MDE-1-1
Transient voltage supressor
Vrwm=51.0V, Vbr=57.0V, Vcl=86.4V, Ipp=350.7A, 30000W(1ms)
Vrwm=51.0V, Vbr=57.0V, Vcl=86.4V, Ipp=350.7A, 30000W(1ms)
UR
SMD15KPA54A
MDE Semiconductor
MDE-1-2
MDE-1-2
Transient voltage supressor
Vrwm=54.0V, Vbr=60.30V, Vcl=87.7V, Ipp=172.2A, 15000W(1ms)
Vrwm=54.0V, Vbr=60.30V, Vcl=87.7V, Ipp=172.2A, 15000W(1ms)
UR
3SK207
Toshiba
SOT-143
SOT-143
MOSFET n-type
Dual gate, UHF, 13.5V, Idss>0V
Dual gate, UHF, 13.5V, Idss>0V
UR
PT7M6314US36D4
Pericom Technology
SOT-143
SOT-143
Voltage detector IC
3.6V±1.5%, 1570ms, -Reset PPO, -MR
3.6V±1.5%, 1570ms, -Reset PPO, -MR
UR
IXD5127C40JNR
IXYS
SSOT-24
SSOT-24
Voltage detector IC
4.0V±0.8%, +Reset PPO, -MR, 400ms Rt delay
4.0V±0.8%, +Reset PPO, -MR, 400ms Rt delay
UR
XC6127C40JNR
Torex Semiconductor
SSOT-24
SSOT-24
Voltage detector IC
4.0V±0.8%, +Reset PPO, -MR, Rdt=400ms
4.0V±0.8%, +Reset PPO, -MR, Rdt=400ms
UR
XC6223E32BNR-G
Torex Semiconductor
SSOT-24
SSOT-24
Linear voltage regulator IC
LDO, 3.25V±1%, 300mA, +CE, ICP
LDO, 3.25V±1%, 300mA, +CE, ICP
UR
XC6237B381NR-G
Torex Semiconductor
SSOT-24
SSOT-24
Linear voltage regulator IC
LDO, 3.8V±1%, 150mA, +CE
LDO, 3.8V±1%, 150mA, +CE
UR
RP130K491B
Ricoh
DFN1010-4
DFN1010-4
Linear voltage regulator IC
LDO, LN, +CE, 4.9V±1%, 150mA
LDO, LN, +CE, 4.9V±1%, 150mA
UR
XC6237B3819R-G
Torex Semiconductor
USPQ-4B05
USPQ-4B05
Linear voltage regulator IC
LDO, 3.8V±1%, 150mA, +CE
LDO, 3.8V±1%, 150mA, +CE
UR
AP7340D-135FS4-7
Diodes
X2-DFN1010-4
X2-DFN1010-4
Linear voltage regulator IC
LDO, 1.35V±1%, 150mA, +CE, CL
LDO, 1.35V±1%, 150mA, +CE, CL
UR
MCP1824T-3002E/OT
Microchip Technology
SOT-23-5
SOT-23-5
Linear voltage regulator IC
LDO, 3.0V±2%, 300mA, +CE
LDO, 3.0V±2%, 300mA, +CE
UR
74LVC1G17W5
Diodes
SOT-25
SOT-25
CMOS logic IC
Buffer with Schmitt-trigger input
Buffer with Schmitt-trigger input
UR
74LVC1G17SE
Diodes
SOT-353
SOT-353
CMOS logic IC
Buffer with Schmitt-trigger input
Buffer with Schmitt-trigger input
UR
BD45412G
Rohm
SSOP-5
SSOP-5
Voltage detector IC
4.1V±1%, -MR, -Reset ODO, 200ms
4.1V±1%, -MR, -Reset ODO, 200ms
UR
74LVC1G17Z
Diodes
SOT-553
SOT-553
CMOS logic IC
Buffer with Schmitt-trigger input
Buffer with Schmitt-trigger input
UR
R5323N050B
Ricoh
SOT-23-6
SOT-23-6
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=2.1V/2.1V±1%, 150mA, +CE, CL
LDO, Dual out, Vout1/Vout2=2.1V/2.1V±1%, 150mA, +CE, CL
UR
XC6604B171MR-G
Torex Semiconductor
SOT-26W
SOT-26W
Linear voltage regulator IC
LDO, 1.7V±20mV, 1A, +CE
LDO, 1.7V±20mV, 1A, +CE
UR
RP152L016C
Ricoh
DFN1212-6
DFN1212-6
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=1.5V/3.0V±1%, 150mA, +CE, CL
LDO, Dual out, Vout1/Vout2=1.5V/3.0V±1%, 150mA, +CE, CL
UR
74LVC1G17FW4
Diodes
X2-DFN1010-6
X2-DFN1010-6
CMOS logic IC
Buffer with Schmitt-trigger input
Buffer with Schmitt-trigger input
UR
74LVC1G17FZ4
Diodes
X2-DFN1410-6
X2-DFN1410-6
CMOS logic IC
Buffer with Schmitt-trigger input
Buffer with Schmitt-trigger input
UR
SN74AUC2G00DCU
Texas Instruments
VSSOP-8
VSSOP-8
CMOS logic IC
Dual 2-input NAND gate
Dual 2-input NAND gate
UR
SN74AUC2G02DCU
Texas Instruments
VSSOP-8
VSSOP-8
CMOS logic IC
Dual 2-input NOR gate
Dual 2-input NOR gate
UR
SN74AUC2G66DCU
Texas Instruments
VSSOP-8
VSSOP-8
CMOS logic IC
2-channel analog switch
2-channel analog switch
Ur
BD45E315G-M
Rohm
SSOP-5
SSOP-5
Voltage detector IC
3.1V±1%, -MR, -Reset ODO, Rdt=50ms
3.1V±1%, -MR, -Reset ODO, Rdt=50ms
UR-
BZB84-C9V1
NXP Semiconductors
SOT-23
SOT-23
Zener diode
Dual, 9.2V±5%, If=200mA, 300mW
Dual, 9.2V±5%, If=200mA, 300mW
UR-
PZU20DB2/DG
NXP Semiconductors
SOT-353
SOT-353
Zener diode
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
URA
S-1731A1212-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=1.2V/1.2V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=1.2V/1.2V±1.0%, 300mA, +CE, CL, PDR
URB
S-1731A2815-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=2.8V/1.5V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=2.8V/1.5V±1.0%, 300mA, +CE, CL, PDR
URC
S-1731A2818-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=2.8V/1.8V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=2.8V/1.8V±1.0%, 300mA, +CE, CL, PDR
URD
S-1731A2828-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=2.8V/2.8V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=2.8V/2.8V±1.0%, 300mA, +CE, CL, PDR
URE
S-1731A2830-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=2.0V/3.0V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=2.0V/3.0V±1.0%, 300mA, +CE, CL, PDR
URF
S-1731A2833-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=2.8V/3.3V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=2.8V/3.3V±1.0%, 300mA, +CE, CL, PDR
URG
S-1731A3018-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=3.0V/1.8V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=3.0V/1.8V±1.0%, 300mA, +CE, CL, PDR
URH
S-1731A3033-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=3.0V/3.3V±1.0%, 300mA, +CE, CL, PDR
LDO, Dual out, Vout1/Vout2=3.0V/3.3V±1.0%, 300mA, +CE, CL, PDR
URI
S-1731A3333-A6T1y
Seiko Instruments
HSNT-6A
HSNT-6A
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=3.3V/3.3V±1.0%, 300mA, +CE, PDR
LDO, Dual out, Vout1/Vout2=3.3V/3.3V±1.0%, 300mA, +CE, PDR
URN
SN74AUC2G79YZP
Texas Instruments
BGA-8
BGA-8
CMOS logic IC
Dual positive-edge triggered D-type flip-flop
Dual positive-edge triggered D-type flip-flop
URp
BZB84-C9V1
NXP Semiconductors
SOT-23
SOT-23
Zener diode
Dual, 9.2V±5%, If=200mA, 300mW
Dual, 9.2V±5%, If=200mA, 300mW
URp
PZU20DB2/DG
NXP Semiconductors
SOT-353
SOT-353
Zener diode
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
URQ
74LVC1G1QW5
Diodes
SOT-25
SOT-25
CMOS logic IC
Buffer with Schmitt-trigger input
Buffer with Schmitt-trigger input
URQ
74LVC1G17QSE
Diodes
SOT-353
SOT-353
CMOS logic IC
Buffer with Schmitt-trigger input
Buffer with Schmitt-trigger input
URt
BZB84-C9V1
NXP Semiconductors
SOT-23
SOT-23
Zener diode
Dual, 9.2V±5%, If=200mA, 300mW
Dual, 9.2V±5%, If=200mA, 300mW
URt
PZU20DB2/DG
NXP Semiconductors
SOT-353
SOT-353
Zener diode
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
URW
BZB84-C9V1
NXP Semiconductors
SOT-23
SOT-23
Zener diode
Dual, 9.2V±5%, If=200mA, 300mW
Dual, 9.2V±5%, If=200mA, 300mW
URW
PZU20DB2/DG
NXP Semiconductors
SOT-353
SOT-353
Zener diode
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
Dual, 19.52..20.39V, Izt=5mA, Zzt=20, 250mW , H-free
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