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 components with code '3'

Marking
Name
Manufacturer/Case
Function
3
1SS400G
Rohm
VMD2
Diode
Sw, 90V, 100mA, Vf<1.2V(100mA), 4ns
3
7WBD3126CMX
ON Semiconductor
ULLGA8-1.45x1.0
CMOS logic IC
2-Bit translating bus switch
3
AX6901HA
AXElite Technology
SC-70-3L
Voltage detector IC
2.70V±1.5%, -Reset PPO
3
BAS16-02W
Siemens
SCD-80
Diode
Sw, Fast, 80V, 250mA, 100mW, Vf<1.25V(150mA), <6ns
3
BAT60A
Infineon Technologies
SOD-323
Diode
SBD, Fast-Sw, 10V, 3A, Vf<0.3V(1A), 20pF
3
CDZ4.7B
Rohm
VMN
Zener diode
4.7V±2.5%, Izt=40mA, 1W
3
CDZ55C3V0
Crownpo Technology
1206
Zener diode
2.85..3.15V, Zzt=85, Izt=5mA, 500mW
3
CDZ55C3V0S
Crownpo Technology
0805
Zener diode
2.85..3.15V, Zzt=85, Izt=5mA, 500mW
3
CDZ55C3V0T
Crownpo Technology
0603
Zener diode
2.85..3.15V, Zzt=85, Izt=5mA, 200mW
3
CH521G-30PT
Chenmko Enterprise
SOD-723
Diode
SBD, 30V, 200mA, Vf<0.5V(200mA)
3
CTZ55C3V0
Compact Technology
1206
Zener diode
2.85..3.15V, Izt=5mA, Zzt=85, 500mW
3
CZRNC55C3V0-G
Comchip Technology
1206
Zener diode
2.85..3.15V, Zt=85, Izt=5mA, 500mW
3
ELM7518CCB
ELM Technology
SC-82AB
Voltage detector IC
1.8V±2%,+Reset PPO
3
ELM7518CCC
ELM Technology
SC-70-5
Voltage detector IC
1.8V±2%, +Reset PPO
3
ELM7518CEB
ELM Technology
SC-70
Voltage detector IC
1.8V±2%, +Reset PPO
3
ELM7518NCB
ELM Technology
SC-82AB
Voltage detector IC
1.8V±2%, +Reset ODO
3
ELM7518NCC
ELM Technology
SC-70-5
Voltage detector IC
1.8V±2%, +Reset ODO
3
ELM7518NEB
ELM Technology
SC-70
Voltage detector IC
1.8V±2%, +Reset ODO
3
GBLC03
Protek Devices
SOD-323
Transient voltage supressor
Vrwm=3V, 20A, 350W(1ms), 3pF
3
LNZ8F3V6T5G
Leshan Radio Company
SOD-882
Zener diode
3.42..3.78V, Izt=5mA, Zzt=100, 200mW
3
LNZ9F3V6T5G
Leshan Radio Company
SOD-923
Zener diode
3.42..3.78V, Izt=5mA, Zzt=100, 200mW
3
LNZ9F4V7T5G
Leshan Radio Company
SOD-923
Zener diode
4.47..4.94V, Izt=5mA, Zzt=100, 200mW
3
MA2SV02
Panasonic
SOD-523
Capacitance diode
VCO, 6V, 19..8pF(1..4V)
3
MAZS030
Panasonic
SOD-523
Zener diode
2.8..3.2V, Iz=5mA, 200mW
3
MC74VHC1G32MU1
ON Semiconductor
UDFN6-1.45x1.0
CMOS logic IC
2-input OR gate
3
MC74VHC1G32MU2
ON Semiconductor
UDFN6-1.2x1.0
CMOS logic IC
2-input OR gate
3
MM9D3V6
Weitron Technology
SOD-923
Zener diode
3.42..3.78V, Izt=5mA, Zzt=100, 200mW
3
MM9D4V7
Weitron Technology
SOD-923
Zener diode
4.47..4.94V, Izt=5mA, Zzt=100, 200mW
3
MMPZ5224SPT
Chenmko Enterprise
SOD-323
Zener diode
2.774..2.856V, Izt=5mA, Zzt=100, 225mW
3
MMSZ5245BPT
Chenmko Enterprise
SOD-523
Zener diode
15V±5%, Izt=8.5mA, Zzt=16, 225mW
3
NL17SG00AMU
ON Semiconductor
UDFN6-1.45x1.0
CMOS logic IC
2-input NAND gate
3
NL17SG32P5
ON Semiconductor
SOT-953
CMOS logic IC
2-input OR gate
3
NL17SGU04AMU
ON Semiconductor
UDFN6-1.45x1.0
CMOS logic IC
Single unbuffered inverter
3
NL17SZ32MU3
ON Semiconductor
UDFN6-1.0x1.0
CMOS logic IC
2-input OR gate
3
NL17SZ32P5
ON Semiconductor
SOT-953
CMOS logic IC
2-input OR gate
3
NLU1G32AMU
ON Semiconductor
UDFN6-1.45x1.0
CMOS logic IC
2-input OR gate
3
NLU1G32MU
ON Semiconductor
UDFN6-1.2x1.0
CMOS logic IC
2-input OR gate
3
NLU2GU04AMU
ON Semiconductor
UDFN6-1.45x1.0
CMOS logic IC
Dual unbuffered inverter
3
NLU2GU04CMU
ON Semiconductor
UDFN6-1.0x1.0
CMOS logic IC
Dual unbuffered inverter
3
NLX2G14CMU
ON Semiconductor
UDFN6-1.0x1.0
CMOS logic IC
Dual inverter with Schmitt-trigger inputs
3
NZ9F15VST
ON Semiconductor
SOD-923
Zener diode
14.34..14.98V, Izt=5mA, Zzt=42, 200mW
3
NZ9F2V7ST
ON Semiconductor
SOD-923
Zener diode
2.67..2.91V, Izt=5mA, Zzt=100, 200mW
3
NZ9F3V6T
ON Semiconductor
SOD-923
Zener diode
3.42..3.78V, Izt=5mA, Zzt=100, 200mW
3
NZ9F4V7T
ON Semiconductor
SOD-923
Zener diode
4.47..4.94V, Izt=5mA, Zzt=100, 200mW
3
TCR3UG33A
Toshiba
WCSP4F
Linear voltage regulator IC
LDO, 3.3V±1%, 300mA, +CE, CL
3
TCR3UG33B
Toshiba
WCSP4F
Linear voltage regulator IC
LDO, 3.3V±1%, 300mA, +CE
3
TCR4DG325
Toshiba
WCSP4E
Linear voltage regulator IC
LDO, 3.25V±1%, 420mA, +CE