TPS73030DBVR
Texas Instruments
IC REG LINEAR 3V 200MA SOT23-5
In stock129510 pcs
250 µA
Positive
Enable
3V
-
1
200mA
0.21V @ 200mA
68dB (100Hz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS73030
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
FAN1585ADX
Fairchild Semiconductor
IC REG LINEAR POS ADJ 5A TO252AA
In stock44750 pcs
-
Positive
-
1.5V
3.6V
1
5A
1.3V @ 5A
72dB (120Hz)
Over Current, Over Temperature, Short Circuit
-
Bulk
-
25°C ~ 125°C
Surface Mount
18V
Adjustable
TO-252-3, DPak (2 Leads + Tab), SC-63
TO-252, (D-Pak)
-
RFQ
AP2121AK-3.0TRE1
Diodes Incorporated
IC REG LINEAR 3V 200MA SOT23-5
In stock151790 pcs
50 µA
Positive
Enable
3V
-
1
200mA
0.5V @ 200mA
70dB (1kHz)
Over Current
AP2121
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
NCP3337MN330R2G
onsemi
IC REG LINEAR 3.3V 500MA 10DFN
In stock10630 pcs
220 µA
Positive
Enable, Power Good
3.3V
-
1
500mA
0.34V @ 500mA
-
Over Current, Over Temperature
NCP3337
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
12V
Fixed
10-VFDFN Exposed Pad
10-DFN (3x3)
14 mA
RFQ
ADP162ACBZ-4.2-R7
Analog Devices Inc.
IC REG LINEAR 4.2V 150MA 4WLCSP
In stock75910 pcs
1.25 µA
Positive
Enable
4.2V
-
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
TPS78230DDCT
Texas Instruments
IC REG LINEAR 3V 150MA SOT23-5
In stock64390 pcs
1.3 µA
Positive
Enable
3V
-
1
150mA
0.25V @ 150mA
40dB ~ 15dB (10Hz ~ 1kHz)
Over Current, Over Temperature, Reverse Polarity
TPS78230
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
SOT-23-THIN
8 µA
RFQ
LT1761IS5-BYP#TRPBF
Analog Devices Inc.
IC REG LIN POS ADJ 100MA TSOT23
In stock15320 pcs
-
Positive
Enable
1.22V
20V
1
100mA
0.45V @ 100mA
65dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT1761
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
20V
Adjustable
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
-
RFQ
S-1200B30-M5T1U
ABLIC Inc.
IC REG LINEAR 3V 150MA SOT23-5
In stock99420 pcs
1 µA
Positive
Enable
3V
-
1
150mA
0.21V @ 100mA
70dB (1kHz)
Over Current
S-1200
Tape & Reel (TR)
S-1200
-40°C ~ 85°C (TA)
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
40 µA
RFQ
BD42540FJ-CE2
Rohm Semiconductor
IC REG LIN POS ADJ 70MA 8-SOP-J
In stock77590 pcs
-
Positive
Enable
-
-
1
70mA
0.4V @ 70mA
80dB (120Hz)
Over Current, Over Temperature
BD42540
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TA)
Surface Mount
42V
Adjustable (Fixed)
8-SOIC (0.154", 3.90mm Width)
8-SOP-J
80 µA
RFQ
NCV8560SN180T1G
onsemi
IC REG LINEAR 1.8V 150MA 5TSOP
In stock70460 pcs
175 µA
Positive
Enable
1.8V
-
1
150mA
-
62dB ~ 38dB (120Hz ~ 10kHz)
Over Current, Over Temperature
NCV8560
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
6V
Fixed
SOT-23-5 Thin, TSOT-23-5
5-TSOP
-
RFQ
LT3024IDE#TRPBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 12DFN
In stock9621 pcs
-
Positive
Enable
1.22V
20V
2
100mA, 500mA
0.45V @ 100mA, 0.45V @ 500mA
65dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3024
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
20V
Adjustable
12-WFDFN Exposed Pad
12-DFN (4x3)
-
RFQ
MIC5255-3.0YD5
Micrel Inc.
IC REG LINEAR 150MA LOW NOISE
In stock163040 pcs
150 µA
Positive
Enable
3V
-
1
150mA
0.25V @ 150mA
60dB ~ 50dB (10Hz ~ 10kHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
-
Bulk
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
-
RFQ
LM217LD13TR
STMicroelectronics
IC REG LIN POS ADJ 100MA 8SOIC
In stock101450 pcs
-
Positive
-
1.2V
37V
1
100mA
-
80dB ~ 65dB (120Hz)
Over Temperature, Short Circuit
LM217
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
40V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
-
RFQ
RT9011-KLGQWC
Richtek USA Inc.
IC REG LINEAR 2.6V/2.7V 6WDFN
In stock14980 pcs
80 µA
Positive
Enable
2.6V, 2.7V
-
2
300mA, 300mA
0.33V @ 300mA, 0.33V @ 300mA
70dB ~ 38dB (100Hz ~ 300kHz)
Over Current, Over Temperature, Short Circuit
RT9011
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
6-WFDFN Exposed Pad
6-WDFN (1.6x1.6)
-
RFQ
L4993D
STMicroelectronics
IC REG LINEAR 5V 150MA 8SO
In stock14200 pcs
125 µA
Positive
Reset, Watchdog
5V
-
1
150mA
0.4V @ 150mA
55dB (100Hz)
Over Temperature, Short Circuit
L4993
Tube
Automotive, AEC-Q100
-40°C ~ 150°C
Surface Mount
31V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SOIC
2 mA
RFQ
RT9166-18GVL
Richtek USA Inc.
IC REG LIN 1.8V 300MA SOT23-3L
In stock267920 pcs
300 µA
Positive
-
1.8V
-
1
300mA
0.23V @ 300mA (Typ)
55dB (1kHz)
Over Current, Over Temperature
RT9166
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23-3L
-
RFQ
S-817B50AMC-CXNT2G
ABLIC Inc.
IC REG LINEAR 5V 75MA SOT23-5
In stock94760 pcs
2.5 µA
Positive
-
5V
-
1
75mA
0.25V @ 10mA
-
-
S-817
Tape & Reel (TR)
S-817
-40°C ~ 85°C (TA)
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
MAX8877EUK50
Analog Devices Inc./Maxim Integrated
IC REG LINEAR LDO
In stock17598 pcs
180 µA
Positive
Enable
5V
-
1
150mA
0.165V @ 150mA (Typ)
-
Over Current, Over Temperature, Reverse Polarity, Short Circuit
-
Bulk
-
-40°C ~ 85°C (TA)
Surface Mount
6.5V
Fixed
SC-74A, SOT-753
SOT-23-5
100 µA
RFQ
IFX1117GSV
Infineon Technologies
IC REG LIN POS ADJ 1A SOT223-4
In stock17530 pcs
5 mA
Positive
-
1.25V
13.6V
1
1A
1.4V @ 1A
70dB (120Hz)
Over Current, Over Temperature, Short Circuit
IFX1117
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
15V
Adjustable
TO-261-4, TO-261AA
PG-SOT223-4
-
RFQ
NCV4276BDS50R4G
onsemi
IC REG LINEAR 5V 400MA D2PAK-5
In stock33206 pcs
200 µA
Positive
Enable
5V
-
1
400mA
0.5V @ 250mA
70dB (100Hz)
Over Temperature, Reverse Polarity, Short Circuit
NCV4276
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 150°C
Surface Mount
45V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
D2PAK-5
35 mA
RFQ
AP2121AK-1.2TRE1
Diodes Incorporated
IC REG LINEAR 1.2V 200MA SOT23-5
In stock182780 pcs
50 µA
Positive
Enable
1.2V
-
1
200mA
0.9V @ 200mA
70dB (1kHz)
Over Current
AP2121
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
AP7313-10SAG-7
Diodes Incorporated
IC REG LINEAR 1V 150MA SOT23
In stock340450 pcs
75 µA
Positive
-
1V
-
1
150mA
-
65dB (100Hz)
Over Current, Over Temperature, Short Circuit
AP7313
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23-3
85 µA
RFQ
ZLDO1117QGTA
Diodes Incorporated
LDO BJT HICURR SOT223 T&R 1K
In stock211200 pcs
5 mA
Positive
-
1.25V
16.65V
1
1A
1.35V @ 1A
80dB (120Hz)
Over Current, Over Temperature, Short Circuit
-
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TJ)
Surface Mount
18V
Adjustable
TO-261-4, TO-261AA
SOT-223-3
-
RFQ
LT3024EFE#TRPBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 16TSSOP
In stock8883 pcs
-
Positive
Enable
1.22V
20V
2
100mA, 500mA
0.45V @ 100mA, 0.45V @ 500mA
65dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3024
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
20V
Adjustable
16-TSSOP (0.173", 4.40mm Width) Exposed Pad
16-TSSOP-EP
-
RFQ
RT9025-18ZSP
Richtek USA Inc.
IC REG LIN POS ADJ 2A 8SOP
In stock3610 pcs
1.2 mA
Positive
Enable, Power Good
0.8V (1.8V)
5.5V
1
2A
0.3V @ 2A
-
Over Current, Over Temperature
RT9025
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Adjustable (Fixed)
8-SOIC (0.154', 3.90mm Width) Exposed Pad
8-SOP-EP
-
RFQ
TPS70930QDBVRQ1
Texas Instruments
IC REG LINEAR 3V 150MA SOT23-5
In stock47900 pcs
2.05 µA
Positive
Enable
3V
-
1
150mA
1.54V @ 150mA
80dB ~ 52dB (10Hz ~ 1kHz)
Over Current, Over Temperature, Reverse Current, Under Voltage Lockout (UVLO)
TPS70930
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
30V
Fixed
SC-74A, SOT-753
SOT-23-5
350 µA
RFQ
TPS73001DBVT
Texas Instruments
IC REG LIN POS ADJ 200MA SOT23-6
In stock50860 pcs
250 µA
Positive
Enable
1.22V
5.5V
1
200mA
0.21V @ 200mA
68dB (100Hz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS73001
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Adjustable
SOT-23-6
SOT-23-6
-
RFQ
LM317LD13TR
STMicroelectronics
IC REG LIN POS ADJ 100MA 8SOIC
In stock198940 pcs
5 mA
Positive
-
1.2V
37V
1
100mA
-
80dB ~ 65dB (120Hz)
Over Current, Over Temperature, Short Circuit
LM317
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
40V
Adjustable
8-SOIC (0.154', 3.90mm Width)
8-SOIC
-
RFQ
UA78L06ACLP
Texas Instruments
IC REG LINEAR 6.2V 100MA TO92-3
In stock83330 pcs
-
Positive
-
6.2V
-
1
100mA
1.7V @ 40mA
48dB (120Hz)
Over Current, Over Temperature, Reverse Polarity, Short Circuit
UA78L06
Bulk
-
0°C ~ 125°C
Through Hole
20V
Fixed
TO-226-3, TO-92-3 (TO-226AA)
TO-92-3
-
RFQ
RT9058-33GVL
Richtek USA Inc.
IC REG LIN 3.3V 100MA SOT23-3L
In stock87630 pcs
3.5 µA
Positive
-
3.3V
-
1
100mA
0.5V @ 10mA
70dB ~ 40dB (100Hz ~ 100kHz)
Over Current
RT9058
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
36V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23-3L
5 µA
RFQ
AP7354-45W5-7
Diodes Incorporated
IC REG LINEAR 4.5V 150MA SOT25
In stock314520 pcs
0.6 µA
Positive
Enable
4.5V
-
1
150mA
0.35V @ 150mA
-
Over Current
AP7354
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-25
-
RFQ
S-1206B28-M3T1G
ABLIC Inc.
IC REG LINEAR 2.8V 250MA SOT23-3
In stock92390 pcs
1.5 µA
Positive
-
2.8V
-
1
250mA
0.36V @ 100mA
-
Over Current
S-1206
Tape & Reel (TR)
S-1206
-40°C ~ 85°C (TA)
Surface Mount
6.5V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23-3
-
RFQ
TPS715A33DRVR
Texas Instruments
IC REG LINEAR 3.3V 80MA 6WSON
In stock44360 pcs
4.2 µA
Positive
-
3.3V
-
1
80mA
1.12V @ 80mA
60dB (100kHz)
Over Current, Reverse Polarity
TPS715
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
24V
Fixed
6-WDFN Exposed Pad
6-WSON (2x2)
5.8 µA
RFQ
NCP700MN250R2G
onsemi
IC REG LINEAR 2.5V 200MA 6DFN
In stock10790 pcs
90 µA
Positive
Enable
2.5V
-
1
200mA
0.215V @ 200mA
80dB ~ 65dB (120Hz ~ 10kHz)
Over Current, Over Temperature
NCP700
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
6-VDFN Exposed Pad
6-DFN (2x2.2)
220 µA
RFQ
TLV73325PDQNT
Texas Instruments
IC REG LINEAR 2.5V 300MA 4X2SON
In stock63840 pcs
60 µA
Positive
Enable
2.5V
-
1
300mA
0.29V @ 300mA
68dB ~ 28dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
TLV73325
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
4-XDFN Exposed Pad
4-X2SON (1x1)
-
RFQ
RT9193-30GU5
Richtek USA Inc.
IC REG LINEAR 3V 300MA SC70-5
In stock16990 pcs
130 µA
Positive
Enable
3V
-
1
300mA
0.3V @ 300mA
70dB ~ 50dB (100Hz ~ 10kHz)
Over Current, Over Temperature
RT9193
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
5-TSSOP, SC-70-5, SOT-353
SC-70-5
-
RFQ
AP7313-25SAG-7
Diodes Incorporated
IC REG LINEAR 2.5V 150MA SOT23
In stock243820 pcs
75 µA
Positive
-
2.5V
-
1
150mA
0.3V @ 150mA
65dB (100Hz)
Over Current, Over Temperature, Short Circuit
AP7313
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23-3
85 µA
RFQ
TLV75801PDBVT
Texas Instruments
IC REG LIN POS ADJ 500MA SOT23-5
In stock41230 pcs
35 µA
Positive
Enable
0.55V
5.5V
1
500mA
0.88V @ 500mA
50dB ~ 30dB (1kHz ~ 1MHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
TLV75801
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
6V
Adjustable
SC-74A, SOT-753
SOT-23-5
-
RFQ
NCV500SN28T1G
onsemi
IC REG LINEAR 2.8V 150MA 5TSOP
In stock199890 pcs
1 µA
Positive
Enable
2.8V
-
1
150mA
0.25V @ 150mA
62dB (1kHz)
Over Current, Over Temperature
NCV500
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 85°C
Surface Mount
6V
Fixed
SOT-23-5 Thin, TSOT-23-5
5-TSOP
300 µA
RFQ
TLE7469GV53AUMA1
Infineon Technologies
IC REG LINEAR 3.3V/5V DSO-12
In stock7428 pcs
55 µA
Positive
Inhibit, Reset, Watchdog
3.3V, 5V
-
2
200mA, 215mA
-, 0.6V @ 215mA
60dB (100Hz), 60dB (100Hz)
Over Current, Over Temperature, Short Circuit
TLE7469
Tape & Reel (TR)
Automotive, AEC-Q100, OPTIREG™
-40°C ~ 150°C
Surface Mount
45V
Fixed
12-BSOP (0.295', 7.50mm Width) Exposed Pad
PG-DSO-12-11
-
RFQ
NCP4620HSN50T1G
onsemi
IC REG LINEAR 5V 150MA SOT23-5
In stock13190 pcs
40 µA
Positive
Enable
5V
-
1
150mA
0.4V @ 150mA
70dB (1kHz)
Over Current, Over Temperature
NCP4620
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
MIC5318-2.5YMT-TR
Microchip Technology
IC REG LINEAR 2.5V 300MA 6TMLF
In stock54150 pcs
150 µA
Positive
Enable
2.5V
-
1
300mA
-
75dB ~ 55dB (1kHz ~ 20kHz)
Over Current, Over Temperature
MIC5318
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
6-UFDFN Exposed Pad, 6-TMLF®
6-TMLF® (1.6x1.6)
-
RFQ
LD2982AM33R
STMicroelectronics
IC REG LINEAR 3.3V 50MA SOT23-5
In stock16520 pcs
150 µA
Positive
Enable
3.3V
-
1
50mA
0.225V @ 50mA
45dB (1kHz)
Over Current, Over Temperature
LD2982
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
SC-74A, SOT-753
SOT-23-5
1.2 mA
RFQ
IRU1010-18CP
Infineon Technologies
IC REG LIN 1.8V 1A 2ULTRA THINPK
In stock15220 pcs
-
Positive
-
1.8V
-
1
1A
1.3V @ 1A
70dB (120Hz)
Over Current, Over Temperature
IRU1010-18CP
Tube
-
0°C ~ 125°C
Surface Mount
7V
Fixed
2-Ultra Thin-Pak™
2-Ultra Thin-Pak
-
RFQ
MAX8883EUTA5
Analog Devices Inc./Maxim Integrated
IC REG LINEAR LDO
In stock14462 pcs
265 µA
Positive
Shutdown
1.8V, 3.3V
-
2
160mA, 160mA
-, 0.144V @ 80mA
10dB (100Hz)
Over Current, Over Temperature, Short Circuit
-
Bulk
-
-40°C ~ 85°C (TA)
Surface Mount
6.5V
Fixed
SOT-23-6
SOT-23-6
170 µA
RFQ
LT3027IDD#TRPBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 10DFN
In stock11557 pcs
-
Positive
Enable
1.22V
20V
2
100mA, 100mA
0.45V @ 100mA, 0.45V @ 100mA
65dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3027
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
20V
Adjustable
10-WFDFN Exposed Pad
10-DFN (3x3)
-
RFQ
TC2014-2.8VCTTR
Microchip Technology
IC REG LINEAR 2.8V 50MA SOT23-5
In stock76130 pcs
80 µA
Positive
Enable
2.8V
-
1
50mA
0.07V @ 50mA
55dB (1kHz)
Over Current, Over Temperature
TC2014
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
L78M24CDT
STMicroelectronics
IC REG LINEAR 24V 500MA DPAK
In stock6030 pcs
6 mA
Positive
-
24V
-
1
500mA
-
50dB (120Hz)
Over Current, Over Temperature, Short Circuit
L78M24
Tube
-
0°C ~ 125°C
Surface Mount
40V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
DPAK
-
RFQ
LP3856ET-5.0
Texas Instruments
IC REG LINEAR 5V 3A TO220-5
In stock14480 pcs
4 mA
Positive
Enable
5V
-
1
3A
0.6V @ 3A
73dB ~ 57dB (120Hz)
Over Current, Over Temperature, Short Circuit
LP3856
Tube
-
-40°C ~ 125°C
Through Hole
7V
Fixed
TO-220-5 Formed Leads
TO-220-5
10 mA
RFQ
MAX689ESA
Analog Devices Inc./Maxim Integrated
IC REG LINEAR LDO
In stock11570 pcs
250 µA
Positive
Current Limit, Enable, Power Fail
3V
-
1
1A
-
-
Over Current
-
Bulk
-
-40°C ~ 85°C
Surface Mount
11V
Fixed
8-SOIC (0.154", 3.90mm Width)
8-SOIC
-
RFQ