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 'ZZ'

Marking
Name
Manufacturer/Case
Function
ZZ
2SB1628-Z
NEC Electronics
SOT-89
PNP transistor
AF-Amp, Sw, 20V, 3A, 2W, 320MHz, B=280..560
ZZ
74AHCT1G126SE
Diodes
SOT-353
CMOS logic IC
Bus buffer gate with 3-state output
ZZ
74AHCT1G126W5
Diodes
SOT-25
CMOS logic IC
Bus buffer gate with 3-state output
ZZ
BU4316F
Rohm
SOP-4
Voltage detector IC
1.6V±1%, -Reset PPO
ZZ
BU4316FWE
Rohm
VSOF-5
Voltage detector IC
1.6V±1%, -Reset PPO
ZZ
BU4316G
Rohm
SSOP-5
Voltage detector IC
1.6V±1%, -Reset PPO
ZZ
CD0603-Z39
Bourns
0603
Zener diode
37.05..40.95V, 5mA, Zzt=90, 150mW
ZZ
CD1005-Z39
Bourns
1005
Zener diode
37.05..40.95V, 5mA, Zzt=90, 200mW
ZZ
CZMK12
Continental Device India
SOT-23
Zener diode
Dual, 12V±5%, Izt=5mA, 300mW
ZZ
CZRER52C39
Comchip Technology
SOD-723F
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 150mW
ZZ
CZRERT52C39
Comchip Technology
SOD-723F
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 150mW
ZZ
CZRF52C39
Comchip Technology
1005
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 200mW
ZZ
CZRFR52C39
Comchip Technology
1005
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 200mW
ZZ
CZRQR52C39
Comchip Technology
0402
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 125mW
ZZ
CZRUR52C39
Comchip Technology
0603
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 150mW
ZZ
EC76SMAJ100CA
E-CMOS
DO-214AC
Transient voltage supressor
Vbr=111..123V, Vrwm=100V, Ipp=1.9A, 400W(1ms), Bidir.
ZZ
NC7S86L
Fairchild Semiconductor
MicroPak-6
CMOS logic IC
2-input EXCLUSIVE-OR gate
ZZ
P4SMAJ100CA
Shanghai Lunsure Electronic Technology
DO-214AC
Transient voltage supressor
Vrwm=100V, Vbr=111..123V, Ipp=2.5A, 400W(1ms), Bidir.
ZZ
PMF100CA
StarHope
SOD-123FL
Transient voltage supressor
Vbr=111..123V, Vrwm=100V, Ipp=1.23A, 200W(1ms), Bidir.
ZZ
SMAJ100CA
Yint Electronics
DO-214AC
Transient voltage supressor
Vrwm=100.0V, Vbr=111.0..123.0V, Ipp=2.47A, 400W(1ms), Bidir.
ZZ
SMAJ100CA
Socay Electronics
DO-214AC
Transient voltage supressor
Vrwm=100.0V, Vbr=111.0..123.0V, Ipp=2.47A, 400W(1ms), Bidir.
ZZ
SMAJ100CA
Micro Commercial Components
DO-214AC
Transient voltage supressor
Vrwm=100.0V, Vbr=111.0..123.0V, Ipp=2.47A, 400W(1ms), Bidir.
ZZ
SMAJ100CA
Vishay Semiconductor
DO-214AC
Transient voltage supressor
Vrwm=100V, Vbr=111..123V, 1.9A, 400W(1ms), Bidir.
ZZ
SMAS100CA
Formosa Microsemi
SMA-S
Transient voltage supressor
Vrwm=100V, Vbr=111..123V, Ipp=2.5A, 400W(1ms), Bidir.
ZZ
TSZL52C39
Taiwan Semiconductor Company
1005
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 200mW
ZZ
TSZU52C39
Taiwan Semiconductor Company
0603
Zener diode
37.05..40.95V, Izt=5mA, Zzt=90, 150mW
ZZ
TV04A101JB-G
Comchip Technology
DO-214AC
Transient voltage supressor
Vrwm=100.0V, Vbr=111.0..123.0V, Ipp=2.47A, 400W(1ms), Bidir.
ZZ
TZT12CW
TAITRON Components
SOT-23
Zener diode
Dual, 11.4..12.7V, Izt=5mA, Zzt=25, 300mW
ZZ-
2SK2980
Renessas
MPAK
MOSFET n-type
V-MOS, LogL, 30V, 1A, <0.28(0.5A)
ZZ-
RT9711APBG
Richtek Technology
SOT-23-5
High-side power switch IC
Vin=2.5..5.5V, 1.5A, +CE
ZZ1
2BZX84C4V7A
Diotec Semiconductor
SOT-23
Zener diode
4.4..5.0V, Zzt=80, Izt=5mA, 225mW
ZZ1
CMPZDA4V7
Central Semiconductor
SOT-23
Zener diode
Dual, 4.7V±2.5%, If=10mA, 350mW
ZZ2
2BZX84C5V1A
Diotec Semiconductor
SOT-23
Zener diode
4.8..5.4V, Zzt=60, Izt=5mA, 225mW
ZZ2
CMPZDA5V1
Central Semiconductor
SOT-23
Zener diode
Dual, 5.1V±2.5%, If=10mA, 350mW
ZZ3
2BZX84C5V6A
Diotec Semiconductor
SOT-23
Zener diode
5.2..6.0V, Zzt=40, Izt=5mA, 225mW
ZZ3
CMPZDA5V6
Central Semiconductor
SOT-23
Zener diode
Dual, 5.6V±2.5%, If=10mA, 350mW
ZZ306
XC9225G306D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.0V±1%, 900mA, +CE, PDR
ZZ30C
XC9225G30CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.0V±1%, 900mA, +CE, PDR
ZZ316
XC9225G316D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.1V±1%, 900mA, +CE, PDR
ZZ31C
XC9225G31CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.1V±1%, 900mA, +CE, PDR
ZZ326
XC9225G326D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.2V±1%, 900mA, +CE, PDR
ZZ32C
XC9225G32CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.2V±1%, 900mA, +CE, PDR
ZZ336
XC9225G336D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.3V±1%, 900mA, +CE, PDR
ZZ33C
XC9225G33CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.3V±1%, 900mA, +CE, PDR
ZZ346
XC9225G346D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.4V±1%, 900mA, +CE, PDR
ZZ34C
XC9225G34CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.4V±1%, 900mA, +CE, PDR
ZZ356
XC9225G356D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.5V±1%, 900mA, +CE, PDR
ZZ35C
XC9225G35CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.5V±1%, 900mA, +CE, PDR
ZZ366
XC9225G366D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.6V±1%, 900mA, +CE, PDR
ZZ36C
XC9225G36CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.6V±1%, 900mA, +CE, PDR
ZZ376
XC9225G376D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.7V±1%, 900mA, +CE, PDR
ZZ37C
XC9225G37CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.7V±1%, 900mA, +CE, PDR
ZZ386
XC9225G386D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.8V±1%, 900mA, +CE, PDR
ZZ38C
XC9225G38CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.8V±1%, 900mA, +CE, PDR
ZZ396
XC9225G396D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.9V±1%, 900mA, +CE, PDR
ZZ39C
XC9225G39CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.9V±1%, 900mA, +CE, PDR
ZZ3A6
XC9225G3A6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.05V±1%, 900mA, +CE, PDR
ZZ3AC
XC9225G3ACD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.05V±1%, 900mA, +CE, PDR
ZZ3B6
XC9225G3B6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.15V±1%, 900mA, +CE, PDR
ZZ3BC
XC9225G3BCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.15V±1%, 900mA, +CE, PDR
ZZ3C6
XC9225G3C6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.25V±1%, 900mA, +CE, PDR
ZZ3CC
XC9225G3CCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.25V±1%, 900mA, +CE, PDR
ZZ3D6
XC9225G3D6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.35V±1%, 900mA, +CE, PDR
ZZ3DC
XC9225G3DCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.35V±1%, 900mA, +CE, PDR
ZZ3E6
XC9225G3E6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.45V±1%, 900mA, +CE, PDR
ZZ3EC
XC9225G3ECD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.45V±1%, 900mA, +CE, PDR
ZZ3F6
XC9225G3F6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.55V±1%, 900mA, +CE, PDR
ZZ3FC
XC9225G3FCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.55V±1%, 900mA, +CE, PDR
ZZ3H6
XC9225G3H6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.65V±1%, 900mA, +CE, PDR
ZZ3HC
XC9225G3HCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.65V±1%, 900mA, +CE, PDR
ZZ3K6
XC9225G3K6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.75V±1%, 900mA, +CE, PDR
ZZ3KC
XC9225G3KCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.75V±1%, 900mA, +CE, PDR
ZZ3L6
XC9225G3L6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.85V±1%, 900mA, +CE, PDR
ZZ3LC
XC9225G3LCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.85V±1%, 900mA, +CE, PDR
ZZ3M6
XC9225G3M6D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 3.95V±1%, 900mA, +CE, PDR
ZZ3MC
XC9225G3MCD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 3.95V±1%, 900mA, +CE, PDR
ZZ4
2BZX84C6V2A
Diotec Semiconductor
SOT-23
Zener diode
5.8..6.6V, Zzt=10, Izt=5mA, 225mW
ZZ4
CMPZDA6V2
Central Semiconductor
SOT-23
Zener diode
Dual, 6.2V±2.5%, If=10mA, 350mW
ZZ406
XC9225G406D
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 600kHz, 4.0V±1%, 900mA, +CE, PDR
ZZ40C
XC9225G40CD
Torex Semiconductor
USP-6B
DC/DC voltage converter IC
PWM st-dwn, 1.2MHz, 4.0V±1%, 900mA, +CE, PDR
ZZ5
2BZX84C6V8A
Diotec Semiconductor
SOT-23
Zener diode
6.4..7.2V, Zzt=15, Izt=5mA, 225mW
ZZ5
CMPZDA6V8
Central Semiconductor
SOT-23
Zener diode
Dual, 6.8V±2.5%, If=10mA, 350mW
ZZ6
2BZX84C7V5A
Diotec Semiconductor
SOT-23
Zener diode
7.0..7.9V, Zzt=15, Izt=5mA, 225mW
ZZ6
CMPZDA7V5
Central Semiconductor
SOT-23
Zener diode
Dual, 7.5V±2.5%, If=10mA, 350mW
ZZ7
2BZX84C8V2A
Diotec Semiconductor
SOT-23
Zener diode
7.7..8.7V, Zzt=15, Izt=5mA, 225mW
ZZ7
CMPZDA8V2
Central Semiconductor
SOT-23
Zener diode
Dual, 8.2V±2.5%, If=10mA, 350mW
ZZ8
2BZX84C9V1A
Diotec Semiconductor
SOT-23
Zener diode
8.5..9.6V, Zzt=15, Izt=5mA, 225mW
ZZ8
CMPZDA9V1
Central Semiconductor
SOT-23
Zener diode
Dual, 9.1V±2.5%, If=10mA, 350mW
ZZ9
2BZX84C10A
Diotec Semiconductor
SOT-23
Zener diode
9.4..10.6V, Zzt=20, Izt=5mA, 225mW
ZZ9
CMPZDA10V
Central Semiconductor
SOT-23
Zener diode
Dual, 10V±2.5%, If=10mA, 350mW
ZZ=
RT9711AGBG
Richtek Technology
SOT-23-5
High-side power switch IC
Vin=2.5..5.5V, 1.5A, +CE
ZZJ
SMFZ4.3V
Korea Electronics
SMF
Zener diode
4.3..4.8V, Izt=40mA, 1W
ZZK
SMFZ4.7V
Korea Electronics
SMF
Zener diode
4.7..5.2V, Izt=40mA, 1W
ZZL
SMFZ5.1V
Korea Electronics
SMF
Zener diode
5.1..5.7V, Izt=40mA, 1W
ZZL
UM810ADP
Union Semiconductor
SC-70-3
Voltage detector IC
2.1V±1%, +Reset PPO
ZZM
SMFZ5.6V
Korea Electronics
SMF
Zener diode
5.6..6.3V, Izt=40mA, 1W
ZZM
UM810AEP
Union Semiconductor
SC-70-3
Voltage detector IC
2.0V±1%, +Reset PPO
ZZN
SMFZ6.2V
Korea Electronics
SMF
Zener diode
6.2..7.0V, Izt=40mA, 1W
ZZP
SMFZ6.8V
Korea Electronics
SMF
Zener diode
6.8..7.7V, Izt=40mA, 1W
ZZQ
74AHCT1G126QSE
Diodes
SOT-353
CMOS logic IC
Bus buffer gate with 3-state output
ZZQ
74AHCT1G126QW5
Diodes
SOT-25
CMOS logic IC
Bus buffer gate with 3-state output
ZZQ
SMFZ7.5V
Korea Electronics
SMF
Zener diode
7.5..8.4V, Izt=40mA, 1W
ZZR
HWD809REX
Chengdu Sino Microelectronics
SC-70
Voltage detector IC
2.63V±2%, -Reset PPO
ZZR
SMFZ8.2V
Korea Electronics
SMF
Zener diode
8.2..9.3V, Izt=40mA, 1W
ZZS
SMFZ9.1V
Korea Electronics
SMF
Zener diode
9.1..10.2V, Izt=40mA, 1W
ZZY
UM810ZP
Union Semiconductor
SC-70-3
Voltage detector IC
2.32V±1%, +Reset PPO