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 'CQ'
Tap on the package name to see a picture of it
Marking
Name
Manufacturer/Case
Function
CQ
SMBG40C
Vishay Semiconductor
DO-215AA
DO-215AA
Transient voltage supressor
Vrwm=40V, Vbr=44.4..51.1V, 9.3A, 600W(1ms), Bidir.
Vrwm=40V, Vbr=44.4..51.1V, 9.3A, 600W(1ms), Bidir.
CQ
BZT52-C22
NXP Semiconductors
SOD-123
SOD-123
Zener diode
22V±5%, Izt=5mA, Zzt=55, 500mW
22V±5%, Izt=5mA, Zzt=55, 500mW
CQ
NZH5V6B
Philips
SOD-123FL
SOD-123FL
Zener diode
5.6V±5%, If=250mA, 500mW
5.6V±5%, If=250mA, 500mW
CQ
PZS114V3BES
PanJIT Semiconductor
SOD-523
SOD-523
Zener diode
4.09..4.52V, Izt=0.05mA, 150mW
4.09..4.52V, Izt=0.05mA, 150mW
CQ
EC76SMBJ40C
E-CMOS
DO-214AA
DO-214AA
Transient voltage supressor
Vbr=44.4..54.3V, Vrwm=40V, Ipp=8.4A, 600W(1ms), Bidir.
Vbr=44.4..54.3V, Vrwm=40V, Ipp=8.4A, 600W(1ms), Bidir.
CQ
P6SMBJ40C
PanJIT Semiconductor
DO-214AA
DO-214AA
Transient voltage supressor
Vrwm=40V, Vbr=44.4..51.1V, 8.4A, 600W(1ms), Bidir.
Vrwm=40V, Vbr=44.4..51.1V, 8.4A, 600W(1ms), Bidir.
CQ
SMBJ40C
Socay Electronics
DO-214AA
DO-214AA
Transient voltage supressor
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=8.40A, 600W(1ms), Bidir.
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=8.40A, 600W(1ms), Bidir.
CQ
SMBJ40C
Vishay Semiconductor
DO-214AA
DO-214AA
Transient voltage supressor
Vrwm=40V, Vbr=44.4..51.1V, 9.3A, 600W(1ms), Bidir.
Vrwm=40V, Vbr=44.4..51.1V, 9.3A, 600W(1ms), Bidir.
CQ
TV06B400KB-G
Comchip Technology
DO-214AA
DO-214AA
Transient voltage supressor
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=8.40A, 600W(1ms), Bidir.
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=8.40A, 600W(1ms), Bidir.
CQ
EC76SMAJ40
E-CMOS
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=44.4..54.3V, Vrwm=40V, Ipp=5.6A, 400W(1ms)
Vbr=44.4..54.3V, Vrwm=40V, Ipp=5.6A, 400W(1ms)
CQ
P4SMA75
Fagor Electronica
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=71.3..78.8V, Vrwm=64.1V, 4.1A, 400W(1ms)
Vbr=71.3..78.8V, Vrwm=64.1V, 4.1A, 400W(1ms)
CQ
P4SMAJ40
Shanghai Lunsure Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=40V, Vbr=44.4..54.3V, Ipp=5.6A, 400W(1ms)
Vrwm=40V, Vbr=44.4..54.3V, Ipp=5.6A, 400W(1ms)
CQ
SMAJ40
Socay Electronics
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=5.60A, 400W(1ms)
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=5.60A, 400W(1ms)
CQ
SMAJ40
Taiwan Semiconductor Company
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=5.60A, 400W(1ms)
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=5.60A, 400W(1ms)
CQ
SMAJ40
Vishay Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=40V, Vbr=44.4..54.3V, 5.6A, 400W(1ms)
Vrwm=40V, Vbr=44.4..54.3V, 5.6A, 400W(1ms)
CQ
TV04A400K-G
Comchip Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=5.60A, 400W(1ms)
Vrwm=40.0V, Vbr=44.40..54.30V, Ipp=5.60A, 400W(1ms)
CQ
NZ8F8V2SMX2WT5G
ON Semiconductor
X2DFNW2
X2DFNW2
Zener diode
8.01..8.39V, Izt=5mA, Zzt=30, 250mW
8.01..8.39V, Izt=5mA, Zzt=30, 250mW
CQ
SZNZ8F8V2SMX2WT5G
ON Semiconductor
X2DFNW2
X2DFNW2
Zener diode
8.01..8.39V, Izt=5mA, Zzt=30, 250mW, Pb-Free
8.01..8.39V, Izt=5mA, Zzt=30, 250mW, Pb-Free
CQ
CPH3215
Sanyo Electric
CPH3
CPH3
NPN transistor
DC/DC-Conv, 40V, 1.5A, 900mW, 500MHz, B=200..560
DC/DC-Conv, 40V, 1.5A, 900mW, 500MHz, B=200..560
CQ
2PB710Q
Philips
SC-59
SC-59
PNP transistor
GP, 30V, 500mA, 250mW, B=85..170, >100MHz
GP, 30V, 500mA, 250mW, B=85..170, >100MHz
CQ
2SB0710-Q
Panasonic
SC-59
SC-59
PNP transistor
GP, AF, 50V, 500mA, 200mW, B=85..170, 200MHz
GP, AF, 50V, 500mA, 200mW, B=85..170, 200MHz
CQ
2SB710-Q
Panasonic
SC-59
SC-59
PNP transistor
GP, AF, 50V, 500mA, 200mW, B=85..170, 200MHz
GP, AF, 50V, 500mA, 200mW, B=85..170, 200MHz
CQ
2SC2411K-Q
Rohm
SC-59
SC-59
NPN transistor
Sw, 40V, 500mA, 200mW, B=120..270, >250MHz
Sw, 40V, 500mA, 200mW, B=120..270, >250MHz
CQ
2SB1219-Q
Panasonic
SC-70
SC-70
PNP transistor
GP, 30V, 500mA, 150mW, B=85..170, 20MHz
GP, 30V, 500mA, 150mW, B=85..170, 20MHz
CQ
APE6811U-C
Advanced Power Electronics
SC-70
SC-70
Voltage detector IC
4.00V±2%, -Reset PPO
4.00V±2%, -Reset PPO
CQ
AP130-31W
Anachip
SOT-23
SOT-23
Linear voltage regulator IC
LDO, 3.1V±2%, 300mA
LDO, 3.1V±2%, 300mA
CQ
APE6811N-C
Advanced Power Electronics
SOT-23
SOT-23
Voltage detector IC
4.00V±2%, -Reset PPO
4.00V±2%, -Reset PPO
CQ
HAC2411Q
Hottech Electronics
SOT-23
SOT-23
NPN transistor
GP, 40V, 500mA, 200mW, 250MHz, B=120..270
GP, 40V, 500mA, 200mW, 250MHz, B=120..270
CQ
L2SC2411KQLT1
Leshan Radio Company
SOT-23
SOT-23
NPN transistor
GP, 40V, 500mA, 200mW, 250MHz, B=120..270
GP, 40V, 500mA, 200mW, 250MHz, B=120..270
CQ
AX6903CR
AXElite Technology
SOT-23-3L
SOT-23-3L
Voltage detector IC
4.0V±1.5%, -Reset PPO
4.0V±1.5%, -Reset PPO
CQ
2PB1219Q
Philips
SOT-323
SOT-323
PNP transistor
GP, 60V, 150mA, 200mW, B=85..170, 100MHz
GP, 60V, 150mA, 200mW, B=85..170, 100MHz
CQ
2SC4097-Q
Rohm
SOT-323
SOT-323
NPN transistor
Sw, 40V, 500mA, 200mW, B=120..270, >250MHz
Sw, 40V, 500mA, 200mW, B=120..270, >250MHz
CQ
MSB710-Q
Motorola
SOT-323
SOT-323
PNP transistor
GP, 60V, 500mA, 200mW, B=85..170
GP, 60V, 500mA, 200mW, B=85..170
CQ
2SB767-Q
Panasonic
SOT-89
SOT-89
PNP transistor
AF, 80V, 1A, 1W, B=90..155, 120MHz
AF, 80V, 1A, 1W, B=90..155, 120MHz
CQ
AP130-31Y
Anachip
SOT-89
SOT-89
Linear voltage regulator IC
LDO, 3.1V±2%, 300mA
LDO, 3.1V±2%, 300mA
CQ
AP130-31TW
Anachip
TSOT-23-3L
TSOT-23-3L
Linear voltage regulator IC
LDO, 3.1V±2%, 300mA
LDO, 3.1V±2%, 300mA
CQ
R3112Q241C
Ricoh
SC-82AB
SC-82AB
Voltage detector IC
2.4V±2%, -Reset PPO
2.4V±2%, -Reset PPO
CQ
MAX6314US48D2-T
Maxim Integrated Products
SOT-143
SOT-143
Voltage detector IC
4.8V±1.8%, -MR, -Reset Bidir, PPO, 20ms
4.8V±1.8%, -MR, -Reset Bidir, PPO, 20ms
CQ
RP104K321D
Ricoh
DFN1010-4
DFN1010-4
Linear voltage regulator IC
LDO, 3.2V±0.8%, 150mA, +CE, CL
LDO, 3.2V±0.8%, 150mA, +CE, CL
CQ
AP7340-22FS4-7
Diodes
X2-DFN1010-4
X2-DFN1010-4
Linear voltage regulator IC
LDO, 2.2V±1%, 150mA, +CE
LDO, 2.2V±1%, 150mA, +CE
CQ
EM1104J-310
Excelliance MOS
SOT-23-5
SOT-23-5
Linear voltage regulator IC
LDO, 3.1V±2%, 600mA, +CE
LDO, 3.1V±2%, 600mA, +CE
CQ
R1112N441A
Ricoh
SOT-23-5
SOT-23-5
Linear voltage regulator IC
LDO, LN, 4.4V±2%, 150mA, -CE
LDO, LN, 4.4V±2%, 150mA, -CE
CQ
V6301QSP5B
EM Microelectronic-Marin SA
SOT-23-5
SOT-23-5
Voltage detector IC
4V±2%, -Reset ODO, 290ms
4V±2%, -Reset ODO, 290ms
CQ
RP152N015A
Ricoh
SOT-23-6
SOT-23-6
Linear voltage regulator IC
LDO, Dual out, Vout1/Vout2=1.5V/2.5V±1%, 150mA, +CE
LDO, Dual out, Vout1/Vout2=1.5V/2.5V±1%, 150mA, +CE
CQ
R5220D241A
Ricoh
SON-6
SON-6
DC/DC voltage converter IC
PWM st-dwn, +CE, Vdc=Vldo=2.4V
PWM st-dwn, +CE, Vdc=Vldo=2.4V
CQ
RP602Z340B
Ricoh
WLCSP-20-P1
WLCSP-20-P1
DC/DC voltage converter IC
PWM/VFM B-boost, 3.4V±1.5%, 1.5A, 2.6MHz, +CE, Latch-pr.
PWM/VFM B-boost, 3.4V±1.5%, 1.5A, 2.6MHz, +CE, Latch-pr.
Cq
APE6811U-I
Advanced Power Electronics
SC-70
SC-70
Voltage detector IC
4.25V±2%, -Reset PPO
4.25V±2%, -Reset PPO
CQ6
P6SMAFJ40C
Sunmate Semiconductor
SMA-F
SMA-F
Transient voltage supressor
Vrwm=40V, Vbr=44.4..56.3V, Ipp=8.4A, 600W, Bidir.
Vrwm=40V, Vbr=44.4..56.3V, Ipp=8.4A, 600W, Bidir.
CQ6
SMA6J40C
Sunmate Semiconductor
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=40V, Vbr=44 4..56.3V, Ipp=8 4A, 600W(1ms), Bidir.
Vrwm=40V, Vbr=44 4..56.3V, Ipp=8 4A, 600W(1ms), Bidir.
CQ=
RT9030-11GU5
Richtek Technology
SC-70-5
SC-70-5
Linear voltage regulator IC
LDO, 1.1V±2%, 150mA, +CE
LDO, 1.1V±2%, 150mA, +CE
CQJ
P4SMA75
Taiwan Semiconductor Company
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=67.5..82.5V, Vrwm=60.7V, 3.9A, 400W(1ms)
Vbr=67.5..82.5V, Vrwm=60.7V, 3.9A, 400W(1ms)
CQK
SMA75
Luguang Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=67.5..82.5V, Vrwm=60.7V, 3.70A, 400W(1ms)
Vbr=67.5..82.5V, Vrwm=60.7V, 3.70A, 400W(1ms)
CQM
SMA75C
Luguang Electronic Technology
DO-214AC
DO-214AC
Transient voltage supressor
Vbr=67.5..82.5V, Vrwm=60.7V, 3.70A, 400W(1ms), Bidir.
Vbr=67.5..82.5V, Vrwm=60.7V, 3.70A, 400W(1ms), Bidir.
CQP
SMAJ40C
Bytesonic
DO-214AC
DO-214AC
Transient voltage supressor
Vrwm=40V, Vbr=44.4..54.3V, 5.6A, 400W(1ms), Bidir.
Vrwm=40V, Vbr=44.4..54.3V, 5.6A, 400W(1ms), Bidir.
Other codes starting with 'C…' :