L4947PD013TR
STMicroelectronics
IC REG LINEAR 5V 500MA POWERSO20
במלאי14760 pcs
13 mA
Positive
Reset
5V
-
1
500mA
0.75V @ 500mA
60dB (120Hz)
Over Temperature, Reverse Polarity, Short Circuit
L4947
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
26V
Fixed
20-SOIC (0.433", 11.00mm Width) Exposed Pad
PowerSO-20
180 mA
RFQ
LD1117V
STMicroelectronics
IC REG LIN POS ADJ 800MA TO220
במלאי92260 pcs
5 mA
Positive
-
1.25V
15V
1
800mA
1.2V @ 800mA
75dB (120Hz)
Over Current, Over Temperature
LD1117
Tube
-
0°C ~ 125°C
Through Hole
15V
Adjustable
TO-220-3
TO-220
-
RFQ
LT1129CQ-5#TRPBF
Analog Devices Inc.
IC REG LINEAR 5V 700MA 5DDPAK
במלאי5161 pcs
70 µA
Positive
Enable
5V
-
1
700mA
0.7V @ 700mA
64dB (120Hz)
Over Temperature, Reverse Polarity
LT1129
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
30V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
5-DDPAK
90 mA
RFQ
MCP1711T-25I/OT
Microchip Technology
IC REG LINEAR 2.5V 150MA SOT23-5
במלאי114990 pcs
1.27 µA
Positive
Enable
2.5V
-
1
150mA
0.92V @ 150mA
-
-
MCP1711
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
1.8 µA
RFQ
NCP3985SN28T1G
onsemi
IC REG LINEAR 2.8V 150MA 5TSOP
במלאי14560 pcs
90 µA
Positive
Enable
2.8V
-
1
150mA
0.155V @ 150mA
70dB ~ 55dB (120Hz ~ 10kHz)
Over Current, Over Temperature
NCP3985
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
5-TSOP
220 µA
RFQ
MIC3775-1.8YMM
Microchip Technology
IC REG LINEAR 1.8V 750MA 8MSOP
במלאי24501 pcs
-
Positive
Enable
1.8V
-
1
750mA
0.5V @ 750mA
-
Over Current, Over Temperature
MIC3775
Tube
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-MSOP
-
RFQ
RP122K331D-TR
Nisshinbo Micro Devices Inc.
IC REG LIN 3.3V 400MA DFN1010-4
במלאי99300 pcs
25 µA
Positive
Enable
3.3V
-
1
400mA
0.245V @ 400mA
90dB ~ 65dB (1kHz ~ 100kHz)
Over Current, Over Temperature
RP122
Tape & Reel (TR)
RP122x
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Fixed
4-UDFN Exposed Pad
DFN(PL)1010-4
-
RFQ
MIC5206-3.3BMM
Microchip Technology
IC REG LINEAR 3.3V 150MA 8MSOP
במלאי13850 pcs
150 µA
Positive
Enable, Error Flag
3.3V
-
1
150mA
0.35V @ 150mA
-
Over Current, Over Temperature, Reverse Polarity
MIC5206
Bulk
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-MSOP
2.5 mA
RFQ
TPS75825KTTRG3
Texas Instruments
IC REG LIN 2.5V 3A DDPAK/TO263-5
במלאי8816 pcs
200 µA
Positive
Enable
2.5V
-
1
3A
-
62dB (100Hz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS75825
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
DDPAK/TO-263-5
-
RFQ
TPS76701QDR
Texas Instruments
IC REG LINEAR POS ADJ 1A 8SOIC
במלאי18417 pcs
125 µA
Positive
Enable, Reset
1.5V
5.5V
1
1A
-
60dB (1kHz)
Over Current, Over Temperature, Reverse Polarity
TPS76701
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
10V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
-
RFQ
TPS70633DBVT
Texas Instruments
IC REG LINEAR 3.3V 150MA SOT23-5
במלאי62530 pcs
2.55 µA
Positive
Enable
3.3V
-
1
150mA
1.54V @ 150mA
80dB ~ 52dB (10Hz ~ 1kHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS706
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6.5V
Fixed
SC-74A, SOT-753
SOT-23-5
350 µA
RFQ
RT9172-33GG
Richtek USA Inc.
IC REG LINEAR 3.3V 3A SOT223
במלאי4310 pcs
3 mA
Positive
-
3.3V
-
1
3A
0.7V @ 3A
-
Over Current, Over Temperature
RT9172
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
TO-261-4, TO-261AA
SOT-223
-
RFQ
NCP582DXV30T2G
onsemi
IC REG LINEAR 3V 150MA SOT563
במלאי4720 pcs
95 µA
Positive
Enable
3V
-
1
150mA
0.35V @ 150mA
70dB ~ 60dB (1kHz ~ 10kHz)
Over Current
NCP582
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SOT-563, SOT-666
SOT-563
-
RFQ
MCP1727-3302E/MF
Microchip Technology
IC REG LINEAR 3.3V 1.5A 8DFN
במלאי31220 pcs
220 µA
Positive
Enable, Power Good
3.3V
-
1
1.5A
0.55V @ 1.5A
60dB (100Hz)
Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
MCP1727
Tube
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
8-VDFN Exposed Pad
8-DFN (3x3)
-
RFQ
MIC5265-2.5YD5-TR
Microchip Technology
IC REG LIN 2.5V 150MA TSOT23-5
במלאי80140 pcs
2 µA
Positive
Enable
2.5V
-
1
150mA
0.5V @ 150mA
64dB ~ 62dB (1kHz ~ 100Hz)
Over Temperature, Under Voltage Lockout (UVLO)
MIC5265
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
150 µA
RFQ
LT3029EDE#PBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 16DFN
במלאי6329 pcs
-
Positive
Enable
1.215V
19.5V
2
500mA, 500mA
0.46V @ 500mA, 0.46V @ 500mA
67dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3029
Tube
-
-40°C ~ 125°C
Surface Mount
20V
Adjustable
16-WFDFN Exposed Pad
16-DFN (4x3)
-
RFQ
MPQ2013AGG-AEC1-Z
Monolithic Power Systems Inc.
IC REG LINEAR POS ADJ 150MA 6QFN
במלאי6740 pcs
-
Positive
Enable
1.215V
15V
1
150mA
1.1V @ 150mA
58dB ~ 41dB (100Hz ~ 1kHz)
Over Current, Over Temperature
MPQ2013
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TJ)
Surface Mount
40V
Adjustable
6-VDFN Exposed Pad
6-QFN (2x2)
-
RFQ
AAT3221IGV-3.3-T1
Skyworks Solutions Inc.
IC REG LINEAR 3.3V 150MA SOT23-5
במלאי6730 pcs
2.5 µA
Positive
Enable
3.3V
-
1
150mA
0.22V @ 100mA
50dB (100Hz)
Over Current, Over Temperature, Short Circuit
-
Tape & Reel (TR)
NanoPower™
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
TPS79930YZUT
Texas Instruments
IC REG LINEAR 3V 200MA 5DSBGA
במלאי37620 pcs
60 µA
Positive
Enable
3V
-
1
200mA
0.18V @ 200mA
70dB ~ 38dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS79930
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6.5V
Fixed
5-UFBGA, DSBGA
5-DSBGA
-
RFQ
TPS74610PQWDRVRQ1
Texas Instruments
IC REG LINEAR 1V 1A 6WSON
במלאי68970 pcs
36 µA
Positive
Enable
1V
-
1
1A
0.6V @ 1A
53dB ~ 30dB (1kHz ~ 1MHz)
Over Current, Over Temperature
TPS746
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TJ)
Surface Mount
6V
Fixed
6-WDFN Exposed Pad
6-WSON (2x2)
-
RFQ
FAN1117AS25X
Fairchild Semiconductor
IC REG LINEAR 2.5V 1A SOT223-4
במלאי107710 pcs
-
Positive
-
2.5V
-
1
1A
1.2V @ 1A
72dB (120Hz)
Over Current, Over Temperature
-
Bulk
-
0°C ~ 125°C
Surface Mount
18V
Fixed
TO-261-4, TO-261AA
SOT-223-4
-
RFQ
LDK220M50R
STMicroelectronics
IC REG LINEAR 5V 200MA SOT23-5
במלאי99210 pcs
90 µA
Positive
Enable
5V
-
1
200mA
0.35V @ 200mA
55dB ~ 50dB (120Hz ~ 10kHz)
Over Current, Over Temperature
LDK220
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
13.2V
Fixed
SC-74A, SOT-753
SOT-23-5
100 µA
RFQ
TPS7B8633QDDARQ1
Texas Instruments
AUTOMOTIVE 500-MA, 40-V, ULTRA-L
במלאי32495 pcs
26 µA
Positive
Enable, Power Good
3.3V
-
1
500mA
0.535V @ 500mA
70dB (1kHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
TPS7B8633
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 150°C (TJ)
Surface Mount
40V
Fixed
8-PowerSOIC (0.154", 3.90mm Width)
8-SO PowerPad
-
RFQ
IRU1010-33CD
Infineon Technologies
IC REG LINEAR 3.3V 1A DPAK
במלאי10170 pcs
-
Positive
-
3.3V
-
1
1A
1.3V @ 1A
70dB (120Hz)
Over Current, Over Temperature
IRU1010-33CD
Tube
-
0°C ~ 125°C
Surface Mount
7V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
D-Pak
-
RFQ
MCP1701AT-3002I/CB
Microchip Technology
IC REG LINEAR 3V 150MA SOT23A-3
במלאי40750 pcs
4.5 µA
Positive
-
3V
-
1
150mA
0.7V @ 150mA
-
Short Circuit
MCP1701
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
10V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23A-3
-
RFQ
ADP1715ARMZ-R7
Analog Devices Inc.
IC REG LIN POS ADJ 500MA 8MSOP
במלאי26093 pcs
100 µA
Positive
Enable, Soft Start
0.8V
5V
1
500mA
0.4V @ 500mA
67dB ~ 53dB (1kHz)
Over Current, Over Temperature
ADP1715
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Adjustable
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-MSOP
650 µA
RFQ
REG102NA-3.3/250
Texas Instruments
IC REG LINEAR 3.3V 250MA SOT23-5
במלאי17880 pcs
500 µA
Positive
Enable
3.3V
-
1
250mA
0.27V @ 250mA
65dB (120Hz)
Over Current, Over Temperature
REG102
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
800 µA
RFQ
NCP114AMX300TCG
onsemi
IC REG LINEAR 3V 300MA 4UDFN
במלאי474820 pcs
95 µA
Positive
Enable
3V
-
1
300mA
0.22V @ 300mA
75dB (1kHz)
Over Current, Over Temperature
NCP114
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Fixed
4-UDFN Exposed Pad
4-UDFN (1.0x1.0)
-
RFQ
PQ035ZN01ZPH
Sharp Microelectronics
IC REG LINEAR POS ADJ 1A SC63
במלאי201220 pcs
-
-
-
-
-
-
-
-
-
-
-
Cut Tape (CT)
*
-
-
-
-
-
-
-
RFQ
TPS73615DCQR
Texas Instruments
IC REG LIN 1.5V 400MA SOT223-6
במלאי17402 pcs
550 µA
Positive
Enable
1.5V
-
1
400mA
0.2V @ 400mA
58dB ~ 37dB (100Hz ~ 10kHz)
Over Current, Over Temperature, Reverse Polarity
TPS73615
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SOT-223-6
SOT-223-6
1 mA
RFQ
AP7312-1533FM-7
Diodes Incorporated
IC REG LINEAR 1.5V/3.3V 6DFN2018
במלאי127590 pcs
80 µA
Positive
Enable
1.5V, 3.3V
-
2
150mA, 150mA
0.3V @ 150mA, 0.2V @ 150mA
65dB (1kHz)
Over Current, Over Temperature, Short Circuit
AP7312
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
6-UFDFN Exposed Pad
U-DFN2018-6
-
RFQ
LP2985IM5-2.7
Texas Instruments
IC REG LINEAR 2.7V 150MA SOT23-5
במלאי9400 pcs
95 µA
Positive
Enable
2.7V
-
1
150mA
0.58V @ 150mA
45dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP2985
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
SC-74A, SOT-753
SOT-23-5
2.5 mA
RFQ
KA278R05CYDTU
onsemi
IC REG LINEAR 5V 2A TO220F-4L
במלאי16370 pcs
10 mA
Positive
-
5V
-
1
2A
0.5V @ 2A
-
Over Current, Over Temperature, Over Voltage, Short Circuit
KA278
Tube
-
-20°C ~ 80°C
Through Hole
35V
Fixed
TO-220-4 Full Pack, Formed Leads
TO-220F-4L (Forming)
-
RFQ
LP3879MRX-1.0
Texas Instruments
IC REG LIN 1V 800MA 8SO POWERPAD
במלאי12600 pcs
1.4 mA
Positive
Enable
1V
-
1
800mA
-
60dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP3879
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
8-PowerSOIC (0.154", 3.90mm Width)
8-SO PowerPad
2.2 mA
RFQ
TPS76650D
Texas Instruments
IC REG LINEAR 5V 250MA 8SOIC
במלאי51020 pcs
50 µA
Positive
Enable, Power Good
5V
-
1
250mA
0.25V @ 250mA
63dB (1kHz)
Over Current, Over Temperature, Reverse Polarity
TPS76650
Tube
-
-40°C ~ 125°C
Surface Mount
10V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SOIC
-
RFQ
MAX8511EXK33+T
Analog Devices Inc./Maxim Integrated
IC REG LINEAR 3.3V 120MA SC70-5
במלאי47750 pcs
90 µA
Positive
Shutdown
3.3V
-
1
120mA
0.12V @ 120mA (Typ)
72dB ~ 46dB (1kHz ~ 100kHz)
Over Current, Over Temperature
MAX8511
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
6V
Fixed
5-TSSOP, SC-70-5, SOT-353
SC-70-5
-
RFQ
LT3060IDC#TRPBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 100MA 8DFN
במלאי14344 pcs
80 µA
Positive
Enable, Soft Start
0.6V
44.5V
1
100mA
0.51V @ 100mA
85dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3060
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
45V
Adjustable
8-WFDFN Exposed Pad
8-DFN (2x2)
4 mA
RFQ
TPS79928DDCT
Texas Instruments
IC REG LINEAR 2.8V 200MA SOT23-5
במלאי42250 pcs
60 µA
Positive
Enable
2.8V
-
1
200mA
0.18V @ 200mA
70dB ~ 38dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS79928
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
SOT-23-THIN
-
RFQ
S-1142D50I-E6T1U
ABLIC Inc.
IC REG LINEAR 5V 200MA 6HSOP
במלאי30730 pcs
1 µA
Positive
Enable
5V
-
1
200mA
0.5V @ 200mA
40dB (100Hz)
Over Current, Thermal Shutdown
S-1142
Tape & Reel (TR)
S-1142C/D
-40°C ~ 85°C (TA)
Surface Mount
50V
Fixed
6-SOIC Variation (0.154', 3.90mm Width), 4 Leads + 2 Fins
6-HSOP
9 µA
RFQ
RP101N331D-TR-FE
Nisshinbo Micro Devices Inc.
IC REG LINEAR 3.3V 300MA SOT23-5
במלאי96030 pcs
25 µA
Positive
Enable
3.3V
-
1
300mA
0.23V @ 150mA
75dB (1kHz)
Over Current
RP101
Tape & Reel (TR)
RP101x
-40°C ~ 85°C
Surface Mount
5.25V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
SPX1582T5-L
MaxLinear, Inc.
IC REG LINEAR POS ADJ 3A TO263-5
במלאי12460 pcs
-
Positive
-
1.25V
6V
1
3A
0.5V @ 3A
80dB (120Hz)
Over Current, Over Temperature, Reverse Polarity, Transient Voltage
-
Tube
-
0°C ~ 125°C
Surface Mount
6V
Adjustable
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5
-
RFQ
LT1521CS8-5#PBF
Analog Devices Inc.
IC REG LINEAR 5V 300MA 8SOIC
במלאי7349 pcs
25 µA
Positive
Enable
5V
-
1
300mA
0.75V @ 300mA
58dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT1521
Tube
-
0°C ~ 125°C
Surface Mount
20V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SO
12 mA
RFQ
TLE7270GNTMA1
Infineon Technologies
IC REG LINEAR 5V 300MA TO263-5-1
במלאי9000 pcs
30 µA
Positive
Delay, Reset
5V
-
1
300mA
0.5V @ 200mA
60dB (100Hz)
Over Current, Over Temperature, Short Circuit
TLE7270
Tape & Reel (TR)
-
-40°C ~ 150°C
Surface Mount
42V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
PG-TO263-5-1
40 µA
RFQ
RT9013-2HGB
Richtek USA Inc.
IC REG LIN 2.85V 500MA SOT23-5
במלאי17760 pcs
50 µA
Positive
Enable
2.85V
-
1
500mA
0.4V @ 500mA
50dB (10kHz)
Over Current, Over Temperature
RT9013
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
BA60BC0WFP-E2
Rohm Semiconductor
IC REG LINEAR 6V 1A TO252-5
במלאי51790 pcs
0.5 mA
Positive
Enable
6V
-
1
1A
-
55dB (120Hz)
Over Current, Over Temperature
BA60BC0
Tape & Reel (TR)
-
-40°C ~ 105°C
Surface Mount
16V
Fixed
TO-252-5, DPak (4 Leads + Tab), TO-252AD
TO-252-5
900 µA
RFQ
NCV8177AMX330TCG
onsemi
IC REG LINEAR 3.3V 500MA 4XDFN
במלאי15920 pcs
90 µA
Positive
Enable
3.3V
-
1
500mA
0.19V @ 500mA
75dB (1kHz)
Over Current, Over Temperature
NCV8177
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TA)
Surface Mount
5.5V
Fixed
4-XDFN Exposed Pad
4-XDFN (1x1)
-
RFQ
LP2985IM5-2.0
Texas Instruments
IC REG LINEAR 2V 150MA SOT23-5
במלאי15540 pcs
95 µA
Positive
Enable
2V
-
1
150mA
0.58V @ 150mA
45dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP2985
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
SC-74A, SOT-753
SOT-23-5
2.5 mA
RFQ
AP1117E25L-13
Diodes Incorporated
IC REG LINEAR 2.5V 1A SOT223
במלאי13340 pcs
10 mA
Positive
-
2.5V
-
1
1A
1.4V @ 1A
60dB (180Hz)
Over Current, Over Temperature
AP1117
Tape & Reel (TR)
-
0°C ~ 125°C (TJ)
Surface Mount
18V
Fixed
TO-261-4, TO-261AA
SOT-223-3
-
RFQ
NCV7361ADR2
onsemi
IC REG LINEAR 5V 50MA 8SOIC
במלאי14800 pcs
110 µA
Positive
Enable, Reset
5V
-
1
50mA
0.5V @ 50mA
-
Over Current, Over Temperature
NCV7361
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
18V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SOIC
-
RFQ
NCP561SN33T1
onsemi
IC REG LINEAR 3.3V 150MA 5TSOP
במלאי8190 pcs
1 µA
Positive
Enable
3.3V
-
1
150mA
0.2V @ 150mA
-
Over Current, Over Temperature
NCP561
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SOT-23-5 Thin, TSOT-23-5
5-TSOP
8 µA
RFQ