NCP170ASN330T2G
onsemi
IC REG LINEAR 3.3V 150MA 5TSOP
Na lageru200180 pcs
900 nA
Positive
Enable
3.3V
-
1
150mA
0.25V @ 150mA
41dB (1kHz)
Over Current, Over Temperature
NCP170
Tape & Reel (TR)
-
-40°C ~ 85°C (TJ)
Surface Mount
5.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
5-TSOP
-
RFQ
S-1111B31MC-NYQTFG
ABLIC Inc.
IC REG LINEAR 3.1V 150MA SOT23-5
Na lageru94780 pcs
1 µA
Positive
Enable
3.1V
-
1
150mA
0.3V @ 100mA
70dB (1kHz)
Over Current
S-1111
Tape & Reel (TR)
S-1111
-40°C ~ 85°C (TA)
Surface Mount
6.5V
Fixed
SC-74A, SOT-753
SOT-23-5
65 µA
RFQ
TPS78433QDBVRQ1
Texas Instruments
IC POWER
Na lageru128940 pcs
40 µA
Positive
Current Limit, Enable, Soft Start
3.3V
-
1
300mA
0.115V @ 300mA
60dB ~ 30dB (1kHz ~ 1MHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
-
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 150°C (TJ)
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
TLV70718DQNT
Texas Instruments
IC REG LINEAR 1.8V 200MA 4X2SON
Na lageru48460 pcs
50 µA
Positive
Enable
1.8V
-
1
200mA
0.36V @ 150mA
70dB ~ 50dB (100Hz ~ 1MHz)
Over Current, Over Temperature, Short Circuit, Reverse Polarity
TLV707
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
4-XDFN Exposed Pad
4-X2SON (1x1)
-
RFQ
RC1587DT
Fairchild Semiconductor
IC REG LINEAR ADJ LDO REGULATOR
Na lageru141760 pcs
13 mA
Positive
-
1.5V
3.6V
1
3A
1.3V @ 3A
72dB (120Hz)
Over Current, Over Temperature, Short Circuit
-
Bulk
-
0°C ~ 125°C (TJ)
Surface Mount
5V
Adjustable
TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
D2PAK (TO-263)
-
RFQ
ADP160ACBZ-4.2-R7
Analog Devices Inc.
IC REG LINEAR 4.2V 150MA 4WLCSP
Na lageru48930 pcs
1.25 µA
Positive
Enable
4.2V
-
1
150mA
-
-
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
ADP160
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
4-WFBGA, WLCSP
4-WLCSP (0.96x0.96)
65 µA
RFQ
TPS70933QDBVRQ1
Texas Instruments
IC REG LINEAR 3.3V 150MA SOT23-5
Na lageru60590 pcs
2.05 µA
Positive
Enable
3.3V
-
1
150mA
1.54V @ 150mA
80dB ~ 52dB (10Hz ~ 1kHz)
Over Current, Over Temperature, Reverse Current, Under Voltage Lockout (UVLO)
TPS70933
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
30V
Fixed
SC-74A, SOT-753
SOT-23-5
350 µA
RFQ
AP7115-12SEG-7
Diodes Incorporated
IC REG LINEAR 1.2V 150MA SOT353
Na lageru317750 pcs
80 µA
Positive
Enable
1.2V
-
1
150mA
0.3V @ 150mA
70dB (1kHz)
Over Current, Over Temperature
AP7115
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
5-TSSOP, SC-70-5, SOT-353
SOT-353
-
RFQ
LF50CDT-TR
STMicroelectronics
IC REG LINEAR 5V 500MA DPAK
Na lageru46640 pcs
1 mA
Positive
-
5V
-
1
500mA
0.7V @ 500mA
76dB ~ 60dB (120Hz ~ 10kHz)
Over Current, Over Temperature
LF50
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
DPAK
12 mA
RFQ
KA79M05RTF
Fairchild Semiconductor
IC REG LINEAR FIXED NEG STND 5V
Na lageru141470 pcs
6 mA
Negative
-
-5V
-
1
500mA
1.1V @ 500mA
60dB (120Hz)
Over Temperature, Short Circuit
KA79M05
Bulk
-
0°C ~ 125°C
Surface Mount
-35V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
D-Pak
-
RFQ
TLV74318PDBVR
Texas Instruments
IC REG LINEAR 1.8V 300MA SOT23-5
Na lageru464950 pcs
60 µA
Positive
Enable
1.8V
-
1
300mA
0.3V @ 300mA
68dB ~ 28dB (100Hz ~ 100kHz)
Current Limit, Thermal Shutdown, UVLO
TLV74318
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
UC282T-ADJ
Texas Instruments
IC REG LIN POS ADJ 3A TO220-5
Na lageru4091 pcs
-
Positive
-
1.2V (1.2V)
6V
1
3A
2.2V @ 3A
-
Over Temperature, Reverse Polarity, Short Circuit
UC282
Tube
-
-40°C ~ 100°C
Through Hole
7.5V
Adjustable (Fixed)
TO-220-5
TO-220-5
-
RFQ
REG102GA-2.85
Texas Instruments
IC REG LIN 2.85V 250MA SOT223-6
Na lageru20694 pcs
500 µA
Positive
Enable
2.85V
-
1
250mA
0.27V @ 250mA
65dB (120Hz)
Over Current, Over Temperature
REG102
Tube
-
-40°C ~ 85°C
Surface Mount
10V
Fixed
SOT-223-6
SOT-223-6
800 µA
RFQ
AP2125KS-3.3TRG1
Diodes Incorporated
IC REG LINEAR 3.3V 300MA SC70-5
Na lageru390740 pcs
90 µA
Positive
Enable
3.3V
-
1
300mA
0.3V @ 300mA
65dB (100Hz ~ 1kHz)
Over Current, Over Temperature
AP2125
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
6V
Fixed
5-TSSOP, SC-70-5, SOT-353
SC-70-5
-
RFQ
SI-3033LSA-TL
Sanken
IC REG LINEAR 3.3V 1A 8SOP
Na lageru47730 pcs
2.5 mA
Positive
Enable
3.3V
-
1
1A
0.8V @ 1A
55dB (100Hz ~ 120Hz)
Over Current, Over Temperature
SI-3033
Tape & Reel (TR)
-
-20°C ~ 125°C
Surface Mount
5.2V
Fixed
8-SOIC (0.173", 4.40mm Width)
8-SOP
-
RFQ
AS78L05RTR-G1
Diodes Incorporated
IC REG LINEAR 5V 100MA SOT89-3
Na lageru342950 pcs
5.5 mA
Positive
-
5V
-
1
100mA
1.8V @ 100mA (Typ)
62dB (120Hz)
Over Temperature, Short Circuit
AS78L05
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
30V
Fixed
TO-243AA
SOT-89-3
-
RFQ
L78L05ABD
STMicroelectronics
IC REG LINEAR 5V 100MA 8SO
Na lageru12810 pcs
5.5 mA
Positive
-
5V
-
1
100mA
-
49dB (120Hz)
Over Current, Over Temperature, Short Circuit
L78L05
Tube
-
-40°C ~ 125°C
Surface Mount
30V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SOIC
6 mA
RFQ
LP590733QDQNRQ1
Texas Instruments
IC REG LINEAR 3.3V 250MA 4X2SON
Na lageru111060 pcs
25 µA
Positive
Enable
3.3V
-
1
250mA
0.25V @ 250mA
90dB ~ 60dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Short Circuit
LP5907
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
4-XDFN Exposed Pad
4-X2SON (1x1)
425 µA
RFQ
L6932D1.2
STMicroelectronics
IC REG LINEAR POS ADJ 2A 8SOIC
Na lageru16150 pcs
400 µA
Positive
Enable
1.2V
5V
1
2A
-
75dB (120Hz)
Over Temperature, Short Circuit
L6932
Cut Tape (CT)
-
-25°C ~ 125°C
Surface Mount
14V
Adjustable
8-SOIC (0.154', 3.90mm Width)
8-SOIC
-
RFQ
LP2981IM5X-5.0
Texas Instruments
IC REG LINEAR 5V 100MA SOT23-5
Na lageru69100 pcs
95 µA
Positive
Enable
5V
-
1
100mA
0.37V @ 100mA
63dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP2981
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
SC-74A, SOT-753
SOT-23-5
1.7 mA
RFQ
NCV8570BMN180R2G
onsemi
IC REG LINEAR 1.8V 200MA 6DFN
Na lageru58130 pcs
110 µA
Positive
Enable
1.8V
-
1
200mA
-
82dB ~ 63dB (1kHz ~ 10kHz)
Over Current, Over Temperature
NCV8570
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
6-VDFN Exposed Pad
6-DFN (2x2.2)
130 µA
RFQ
MIC5209-4.2YS-TR
Microchip Technology
IC REG LIN 4.2V 500MA SOT223-3
Na lageru25998 pcs
170 µA
Positive
-
4.2V
-
1
500mA
0.6V @ 500mA
75dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
MIC5209
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
TO-261-4, TO-261AA
SOT-223-3
25 mA
RFQ
LT3022IMSE-1.2#PBF
Analog Devices Inc.
IC REG LINEAR 1.2V 1A 16MSOP
Na lageru7100 pcs
3.5 mA
Positive
Enable
1.2V
-
1
1A
0.285V @ 1A
66dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3022
Tube
-
-40°C ~ 125°C
Surface Mount
10V
Fixed
16-TFSOP (0.118', 3.00mm Width) Exposed Pad
16-MSOP-EP
36 mA
RFQ
LT1763IS8-5#TRPBF
Analog Devices Inc.
IC REG LINEAR 5V 500MA 8SOIC
Na lageru11561 pcs
-
Positive
Enable
5V
-
1
500mA
0.45V @ 500mA
65dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT1763
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
20V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SO
-
RFQ
RT9166A-15GX
Richtek USA Inc.
IC REG LINEAR 1.5V 600MA SOT89-3
Na lageru7000 pcs
300 µA
Positive
-
1.5V
-
1
600mA
0.58V @ 600mA (Typ)
55dB (1kHz)
Over Current, Over Temperature
RT9166
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Fixed
TO-243AA
SOT-89-3
-
RFQ
LF120CDT-TR
STMicroelectronics
IC REG LINEAR 12V 500MA DPAK
Na lageru46180 pcs
1.5 mA
Positive
-
12V
-
1
500mA
0.7V @ 500mA
69dB ~ 54dB (120Hz ~ 10kHz)
Over Current, Over Temperature
LF120
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
DPAK
12 mA
RFQ
LT337AM#TRPBF
Analog Devices Inc.
IC REG LIN NEG ADJ 1.5A 3DDPAK
Na lageru10656 pcs
-
Negative
-
-1.2V
-37V
1
1.5A
-
80dB ~ 66dB (120Hz)
Over Current, Over Temperature, Over Voltage
LT337
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
40V
Adjustable
TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
3-DDPAK
-
RFQ
TC593002ECBTR
Microchip Technology
IC REG LINEAR -3V 80MA SOT23-3
Na lageru53710 pcs
7 µA
Negative
-
-3V
-
1
80mA
0.6V @ 80mA
-
-
TC59
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
-10V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23-3
7 µA
RFQ
AZ1084CD-1.8TRG1
Diodes Incorporated
IC REG LINEAR 1.8V 5A TO252-2
Na lageru271540 pcs
10 mA
Positive
-
1.8V
-
1
5A
1.5V @ 4.5A
72dB (120Hz)
Over Current, Over Temperature
AZ1084
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
12V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
TO-252-3
-
RFQ
LD39050PUR
STMicroelectronics
IC REG LINEAR POS ADJ 500MA 6DFN
Na lageru63860 pcs
50 µA
Positive
Enable, Power Good
0.8V
5.1V
1
500mA
0.4V @ 500mA
65dB ~ 62dB (1kHz ~ 10kHz)
Over Current, Over Temperature, Short Circuit
LD39050
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Adjustable
6-VDFN Exposed Pad
6-DFN (3x3)
200 µA
RFQ
NCP161AFCT330T2G
onsemi
IC REG LINEAR 3.3V 450MA 4WLCSP
Na lageru301750 pcs
23 µA
Positive
Enable
3.3V
-
1
450mA
0.26V @ 450mA
91dB ~ 48dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Soft Start
NCP161
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
4-XFBGA, WLCSP
4-WLCSP (0.64x0.64)
-
RFQ
TLV73310PQDBVRQ1
Texas Instruments
IC REG LINEAR 1V 300MA SOT23-5
Na lageru174520 pcs
78 µA
Positive
Enable
1V
-
1
300mA
-
-
Over Current, Over Temperature, UVLO
TLV733
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TA)
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
TPS75615KTTR
Texas Instruments
IC REG LIN 1.5V 5A DDPAK/TO263-5
Na lageru12410 pcs
200 µA
Positive
Enable
1.5V
-
1
5A
-
60dB (100Hz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS756
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
LD29300V33
STMicroelectronics
IC REG LINEAR 3.3V 3A TO220AB
Na lageru16720 pcs
50 mA
Positive
-
3.3V
-
1
3A
0.7V @ 3A
67dB (120Hz)
Over Current, Over Temperature
LD29300
Tube
-
-40°C ~ 125°C
Through Hole
14V
Fixed
TO-220-3
TO-220
100 mA
RFQ
NCP715MX50TBG
onsemi
IC REG LINEAR 5V 50MA 6XDFN
Na lageru83200 pcs
4.2 µA
Positive
-
5V
-
1
50mA
0.35V @ 50mA
56dB (100kHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
NCP715
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
24V
Fixed
6-XFDFN
6-XDFN (1.5x1.5)
5.8 µA
RFQ
SPX5205M5-L-1-8/TR
MaxLinear, Inc.
IC REG LINEAR 1.8V 150MA SOT23-5
Na lageru259470 pcs
5 µA
Positive
Enable
1.8V
-
1
150mA
-
-
Over Current, Over Temperature, Reverse Polarity
SPX5205
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
16V
Fixed
SC-74A, SOT-753
SOT-23-5
2.5 mA
RFQ
HMC860LP3E
Analog Devices Inc.
IC REG LINEAR POS ADJ 16QFN
Na lageru6976 pcs
2.3 mA
Positive
Enable
2.5V (3V, 3V, 3V, 4.5V)
5.2V
4
20mA, 20mA, 80mA, 120mA
-
80dB ~ 35dB (1kHz ~ 10mHz)
-
HMC860
Strip
-
-40°C ~ 85°C
Surface Mount
5.6V
Adjustable (Fixed)
16-VFQFN Exposed Pad
16-QFN (3x3)
-
RFQ
MC33275D-5.0R2G
onsemi
IC REG LINEAR 5V 300MA 8SOIC
Na lageru118370 pcs
200 µA
Positive
-
5V
-
1
300mA
0.5V @ 300mA
75dB (120Hz)
Over Current, Over Temperature
MC33275
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
13V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SOIC
-
RFQ
RP130N121D-TR-FE
Nisshinbo Micro Devices Inc.
IC REG LINEAR 1.2V 150MA SOT23-5
Na lageru195990 pcs
58 µA
Positive
Enable
1.2V
-
1
150mA
1.03V @ 150mA
80dB (1kHz)
Over Current
RP130
Tape & Reel (TR)
RP130x
-40°C ~ 105°C (TA)
Surface Mount
6.5V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
NJM79M05FA
Nisshinbo Micro Devices Inc.
IC REG LINEAR -5V 500MA TO220F
Na lageru10930 pcs
5 mA
Negative
-
-5V
-
1
500mA
-
58dB (120Hz)
Over Temperature, Short Circuit
-
Bulk
-
-40°C ~ 85°C
Through Hole
-35V
Fixed
TO-220-3 Full Pack
TO-220F
-
RFQ
L78L09ABZ
STMicroelectronics
IC REG LINEAR 9V 100MA TO92-3
Na lageru260150 pcs
5.5 mA
Positive
-
9V
-
1
100mA
-
44dB (120Hz)
Over Current, Over Temperature, Short Circuit
L78L09
Bulk
-
-40°C ~ 125°C
Through Hole
30V
Fixed
TO-226-3, TO-92-3 (TO-226AA)
TO-92-3
6 mA
RFQ
MIC37501-1.5BR
Microchip Technology
IC REG LINEAR 1.5V 5A SPAK-7
Na lageru8790 pcs
-
Positive
Enable
1.5V
-
1
5A
-
-
Over Current, Over Temperature, Reverse Polarity
MIC37501-1.5
Bulk
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
SPak-7 (7 leads + Tab)
S-PAK-7
-
RFQ
MAX8559EBAJJ+T
Analog Devices Inc./Maxim Integrated
IC REG LINEAR 2.85V/2.85V 8UCSP
Na lageru3830 pcs
290 µA
Positive
Enable
2.85V, 2.85V
-
2
300mA, 300mA
0.12V @ 100mA, 0.12V @ 100mA
70dB ~ 54dB (10kHz ~ 100kHz)
Over Current, Over Temperature, Short Circuit
MAX8559
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6.5V
Fixed
8-WFBGA, CSPBGA
8-UCSP (2.02x1.02)
-
RFQ
ADP162ACBZ-3.0-R7
Analog Devices Inc.
IC REG LINEAR 3V 150MA 4WLCSP
Na lageru57420 pcs
1.25 µA
Positive
Enable
3V
-
1
150mA
-
-
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
ADP162
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
4-WFBGA, WLCSP
4-WLCSP (0.96x0.96)
65 µA
RFQ
LD1117S28TR
STMicroelectronics
IC REG LINEAR 2.85V 800MA SOT223
Na lageru9670 pcs
10 mA
Positive
-
2.85V
-
1
800mA
1.2V @ 800mA
75dB (120Hz)
Over Current, Over Temperature
LD1117
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
15V
Fixed
TO-261-4, TO-261AA
SOT-223
-
RFQ
TLE4264G
Infineon Technologies
IC REG LINEAR 5V 120MA SOT223-4
Na lageru9360 pcs
400 µA
Positive
-
5V
-
1
120mA
0.5V @ 100mA
54dB (100Hz)
Over Temperature, Reverse Polarity, Short Circuit
TLE4264
Tape & Reel (TR)
Automotive, AEC-Q100, OPTIREG™
-40°C ~ 150°C (TJ)
Surface Mount
45V
Fixed
TO-261-4, TO-261AA
PG-SOT223-4
15 mA
RFQ
IRU1205-33CLTR
Infineon Technologies
IC REG LINEAR 3.3V 300MA SOT23-5
Na lageru6420 pcs
-
Positive
Enable
3.3V
-
1
300mA
0.4V @ 300mA
-
Over Current, Over Temperature
IRU1205-33CL
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
NCP133AMX105TCG
onsemi
IC REG LINEAR 1.05V 500MA 6XDFN
Na lageru160000 pcs
-
Positive
Enable
1.05V
-
1
500mA
0.25V @ 500mA
80dB ~ 70dB (1kHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
NCP133
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
6-XFDFN Exposed Pad
6-XDFN (1.2x1.2)
-
RFQ
MIC37302BU
Microchip Technology
IC REG LINEAR POS ADJ 3A TO263-5
Na lageru17740 pcs
-
Positive
Enable
1.24V
5.5V
1
3A
-
-
Over Current, Over Temperature, Reverse Polarity
MIC37302
Bulk
-
-40°C ~ 125°C
Surface Mount
6V
Adjustable
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5
-
RFQ
MCP1725T-ADJE/MC
Microchip Technology
IC REG LINEAR POS ADJ 500MA 8DFN
Na lageru77230 pcs
220 µA
Positive
Enable, Power Good
0.8V
5V
1
500mA
0.35V @ 500mA
60dB (100Hz)
Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
MCP1725
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Adjustable
8-VFDFN Exposed Pad
8-DFN (2x3)
-
RFQ