S-814A33AMC-BCXT2G
ABLIC Inc.
IC REG LINEAR 3.3V 110MA SOT23-5
vorrätig155670 pcs
500 nA
Positive
Enable
3.3V
-
1
110mA
0.44V @ 60mA
45dB (100Hz)
Short Circuit
S-814
Tape & Reel (TR)
S-814
-40°C ~ 85°C (TA)
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
40 µA
RFQ
TPS79318DBVREP
Texas Instruments
IC REG LINEAR 1.8V 200MA SOT23-5
vorrätig24350 pcs
220 µA
Positive
Enable
1.8V
-
1
200mA
-
70dB ~ 43dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS79318
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
LP3871ES-1.8
Texas Instruments
IC REG LINEAR 1.8V 800MA DDPAK
vorrätig8840 pcs
5 mA
Positive
Enable
1.8V
-
1
800mA
0.35V @ 800mA
73dB ~ 57dB (120Hz)
Over Current, Over Temperature, Short Circuit
LP3871
Tube
-
-40°C ~ 125°C
Surface Mount
7V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
DDPAK/TO-263-5
15 mA
RFQ
RP104N261D-TR-FE
Nisshinbo Micro Devices Inc.
IC REG LINEAR 2.6V 150MA SOT23-5
vorrätig118050 pcs
1.5 µA
Positive
Enable
2.6V
-
1
150mA
0.4V @ 150mA
-
Over Current
RP104
Tape & Reel (TR)
RP104x
-40°C ~ 85°C
Surface Mount
5.25V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
TLV707085DQNR
Texas Instruments
IC REG LINEAR 0.85V 200MA 4X2SON
vorrätig395930 pcs
50 µA
Positive
Enable
0.85V
-
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
BU25TD3WG-TR
Rohm Semiconductor
IC REG LINEAR 2.5V 200MA 5SSOP
vorrätig149210 pcs
60 µA
Positive
Enable
2.5V
-
1
200mA
0.54V @ 200mA
70dB (1kHz)
Over Current, Over Temperature
BU25TD3
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
5-SSOP
-
RFQ
LP3985IM5X-5.0/NOPB
Texas Instruments
IC REG LINEAR 5V 150MA SOT23-5
vorrätig204550 pcs
150 µA
Positive
Enable
5V
-
1
150mA
0.1V @ 150mA
50dB ~ 40dB (1kHz ~ 10kHz)
Over Current, Over Temperature, Short Circuit
LP3985
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
250 µA
RFQ
TPS77027DBVR
Texas Instruments
IC REG LINEAR 2.7V 50MA SOT23-5
vorrätig69900 pcs
28 µA
Positive
Enable
2.7V
-
1
50mA
-
60dB (1kHz)
Over Current, Over Temperature, Reverse Polarity
TPS77027
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
LP2980IM5-5.0
Texas Instruments
IC REG LINEAR 5V 50MA SOT23-5
vorrätig57930 pcs
95 µA
Positive
Enable
5V
-
1
50mA
0.22V @ 50mA
63dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP2980
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
SC-74A, SOT-753
SOT-23-5
1.2 mA
RFQ
NCV8502PDW50R2G
onsemi
IC REG LINEAR 5V 150MA 16SOIC
vorrätig11330 pcs
125 µA
Positive
Enable, Reset
5V
-
1
150mA
0.6V @ 150mA
-
Over Temperature, Reverse Polarity, Short Circuit
NCV8502
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 150°C
Surface Mount
45V
Fixed
16-SOIC (0.295', 7.50mm Width) Exposed Pad
16-SOIC
19 mA
RFQ
MAX8557ETE+
Analog Devices Inc./Maxim Integrated
IC REG LINEAR POS ADJ 4A 16TQFN
vorrätig6106 pcs
1.6 mA
Positive
Enable, Power On Reset
0.5V
3.4V
1
4A
0.2V @ 4A
-
Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
MAX8557
Tube
-
-40°C ~ 85°C
Surface Mount
3.6V
Adjustable
16-WQFN Exposed Pad
16-TQFN (5x5)
-
RFQ
TLV70229QDBVRQ1
Texas Instruments
IC REG LINEAR 2.9V 300MA SOT23-5
vorrätig93500 pcs
55 µA
Positive
Enable
2.9V
-
1
300mA
0.375V @ 300mA
68dB (1kHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
TLV70229
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TA)
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
370 µA
RFQ
L7815ABV
STMicroelectronics
IC REG LINEAR 15V 1.5A TO220AB
vorrätig110860 pcs
6 mA
Positive
-
15V
-
1
1.5A
2V @ 1A (Typ)
58dB (120Hz)
Over Temperature, Short Circuit
L7815
Tube
-
-40°C ~ 125°C
Through Hole
35V
Fixed
TO-220-3
TO-220
-
RFQ
BA15BC0FP-E2
Rohm Semiconductor
IC REG LINEAR 1.5V 1A TO252-3
vorrätig50100 pcs
0.5 mA
Positive
-
1.5V
-
1
1A
-
-
Over Current, Over Temperature
BA15BC0
Tape & Reel (TR)
-
-40°C ~ 105°C
Surface Mount
16V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
TO-252
900 µA
RFQ
TPS72711YFFR
Texas Instruments
IC REG LINEAR 1.1V 250MA 4DSBGA
vorrätig42320 pcs
110 µA
Positive
Enable
1.1V
-
1
250mA
0.2V @ 200mA
85dB ~ 45dB (10Hz ~ 1MHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
TPS72711
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
4-UFBGA, DSBGA
4-DSBGA (1x1)
130 µA
RFQ
BA07CC0WFP-E2
Rohm Semiconductor
IC REG LINEAR 7V 1A TO252-5
vorrätig40310 pcs
2.5 mA
Positive
Enable
7V
-
1
1A
-
55dB (120Hz)
Over Current, Over Temperature, Over Voltage
BA07CC0
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
25V
Fixed
TO-252-5, DPak (4 Leads + Tab), TO-252AD
TO-252-5
5 mA
RFQ
LT1117CM-5#PBF
Analog Devices Inc.
IC REG LINEAR 5V 800MA D2PAK-3
vorrätig6310 pcs
10 mA
Positive
-
5V
-
1
800mA
1.2V @ 800mA
75dB (120Hz)
Over Temperature
LT1117
Tube
-
0°C ~ 125°C
Surface Mount
15V
Fixed
TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
3-DDPAK
-
RFQ
TLV75510PDRVR
Texas Instruments
IC REG LINEAR 1V 500MA 6WSON
vorrätig71660 pcs
31 µA
Positive
Enable
1V
-
1
500mA
0.825V @ 500mA
52dB (1kHz ~ 1MHz)
Over Current, Over Temperature
TLV75510
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
6-WDFN Exposed Pad
6-WSON (2x2)
-
RFQ
KA78RL00D
onsemi
IC REG LIN POS ADJ 100MA 8SOIC
vorrätig11250 pcs
140 µA
Positive
Enable
1.26V
29.4V
1
100mA
0.6V @ 100mA
-
Over Temperature, Short Circuit
KA78RL00
Tube
-
-40°C ~ 125°C
Surface Mount
30V
Adjustable
8-SOIC (0.154', 3.90mm Width)
8-SOIC
7 mA
RFQ
LP3878MR-ADJ
Texas Instruments
IC REG LIN POS ADJ 800MA 8SO
vorrätig25760 pcs
1.5 mA
Positive
Enable
1V
5.5V
1
800mA
1.1V @ 800mA
60dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP3878
Tube
-
-40°C ~ 125°C
Surface Mount
16V
Adjustable
8-PowerSOIC (0.154', 3.90mm Width)
8-SO PowerPad
15 mA
RFQ
TLV7111233DSER
Texas Instruments
IC REG LIN 1.2V/3.3V 200MA 6WSON
vorrätig166540 pcs
110 µA
Positive
Enable
1.2V, 3.3V
-
2
200mA
-, 0.2V @ 200mA
80dB ~ 50dB (10Hz ~ 100kHz)
Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
TLV7111233
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
6-WFDFN
6-WSON (1.5x1.5)
-
RFQ
MAX666CPA+
Analog Devices Inc./Maxim Integrated
IC REG LIN POS ADJ 40MA 8DIP
vorrätig11894 pcs
15 µA
Positive
Current Limit, Enable, Low Battery Detection
1.3V (5V)
16V
1
40mA
0.9V @ 40mA
-
-
MAX666
Tube
-
0°C ~ 70°C
Through Hole
16.5V
Adjustable (Fixed)
8-DIP (0.300", 7.62mm)
8-PDIP
-
RFQ
TLE4279G
Infineon Technologies
IC REG LINEAR VOLT TLE4279
vorrätig17590 pcs
300 µA
Positive
Delay, Reset
5V
-
1
150mA
0.5V @ 100mA
-
Over Temperature, Reverse Polarity, Short Circuit
-
Bulk
Automotive, AEC-Q100
-40°C ~ 150°C (TJ)
Surface Mount
45V
Fixed
8-SOIC (0.154", 3.90mm Width)
PG-DSO-8-1
8 mA
RFQ
TLE7272D
Infineon Technologies
IC REG LINEAR 5V 300MA TO252-5
vorrätig11370 pcs
30 µA
Positive
Inhibit, Reset
5V
-
1
300mA
0.5V @ 200mA
60dB (100Hz)
Over Current, Over Temperature, Short Circuit
TLE7272
Tape & Reel (TR)
-
-40°C ~ 150°C
Surface Mount
42V
Fixed
TO-252-5, DPak (4 Leads + Tab), TO-252AD
PG-TO252-5
40 µA
RFQ
LP2951-50QDRQ1
Texas Instruments
IC REG LIN POS ADJ 100MA 8SOIC
vorrätig119450 pcs
120 µA
Positive
Enable
1.235V (5V)
30V
1
100mA
0.6V @ 100mA
-
Over Current, Over Temperature, Short Circuit
LP2951
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TJ)
Surface Mount
30V
Adjustable (Fixed)
8-SOIC (0.154', 3.90mm Width)
8-SOIC
14 mA
RFQ
ADM7154ACPZ-1.8-R7
Analog Devices Inc.
IC REG LINEAR 1.8V 600MA 8LFCSP
vorrätig8328 pcs
7 mA
Positive
Enable
1.8V
-
1
600mA
-
63dB (1MHz)
Over Current, Over Temperature
ADM7154
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
8-WFDFN Exposed Pad, CSP
8-LFCSP-WD (3x3)
10 mA
RFQ
NCP663SQ33T1G
onsemi
IC REG LINEAR 3.3V 100MA SC82AB
vorrätig15810 pcs
1 µA
Positive
-
3.3V
-
1
100mA
0.42V @ 100mA
-
Over Current, Over Temperature
NCP663
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SC-82A, SOT-343
SC-82AB
6 µA
RFQ
S-814A40AMC-BDET2G
ABLIC Inc.
IC REG LINEAR 4V 135MA SOT23-5
vorrätig131020 pcs
500 nA
Positive
Enable
4V
-
1
135mA
0.26V @ 60mA
45dB (100Hz)
Short Circuit
S-814
Tape & Reel (TR)
S-814
-40°C ~ 85°C (TA)
Surface Mount
10V
Fixed
SC-74A, SOT-753
SOT-23-5
40 µA
RFQ
ADP3338AKC-3.3-RL
Analog Devices Inc.
IC REG LDO 1A PREC 3.3V SOT-223
vorrätig17650 pcs
190 µA
Positive
-
3.3V
-
1
1A
0.4V @ 1A
-
Over Current, Over Temperature
ADP3338
Bulk
anyCAP®
-40°C ~ 85°C (TA)
Surface Mount
8V
Fixed
TO-261-4, TO-261AA
SOT-223-3
30 mA
RFQ
TPS70402PWPR
Texas Instruments
IC REG LIN POS ADJ 24HTSSOP
vorrätig12170 pcs
250 µA
Positive
Enable, Power Good, Reset, Sequencing
1.22V
5.5V
2
1A, 2A
0.25V @ 1A, -
65dB (1kHz), 60dB (1kHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS70402
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Adjustable
24-PowerTSSOP (0.173", 4.40mm Width)
24-HTSSOP
-
RFQ
TS5205CX525-RF
Diodes Incorporated
IC REG LINEAR SOT25
vorrätig6120 pcs
-
-
-
-
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
-
-
-
-
-
-
RFQ
L78M08ACDT
STMicroelectronics
IC REG LINEAR 8V 500MA DPAK
vorrätig17500 pcs
6 mA
Positive
-
8V
-
1
500mA
-
56dB (120Hz)
Over Current, Over Temperature, Short Circuit
L78M08
Tube
-
0°C ~ 125°C
Surface Mount
35V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
DPAK
-
RFQ
BAJ5CC0T
Rohm Semiconductor
IC REG LINEAR 15V 1A TO220FP
vorrätig23384 pcs
2.5 mA
Positive
-
15V
-
1
1A
-
55dB (120Hz)
Over Current, Over Temperature, Over Voltage
BAJ5CC0
Tube
-
-40°C ~ 125°C
Through Hole
25V
Fixed
TO-220-3 Full Pack
TO-220FP
5 mA
RFQ
AN78L12M
Panasonic Electronic Components
IC REG LINEAR 12V 100MA 3HSIP
vorrätig3720 pcs
3.5 mA
Positive
-
12V
-
1
100mA
-
50dB (120Hz)
Over Current, Over Temperature
AN78L12
Bulk
-
0°C ~ 125°C
Surface Mount
35V
Fixed
TO-243AA
3-HSIP
-
RFQ
LT3009ESC8#TRPBF
Analog Devices Inc.
IC REG LIN POS ADJ 20MA SC70-8
vorrätig23727 pcs
6 µA
Positive
Enable
0.6V
19.55V
1
20mA
0.45V @ 20mA
72dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3009
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
20V
Adjustable
8-VFSOP (0.049', 1.25mm Width)
SC-70-8
1 mA
RFQ
TPS7B8133QDRVRQ1
Texas Instruments
IC REG LIN 3.3V 150MA 6WSON
vorrätig70690 pcs
3.5 µA
Positive
Enable
3.3V
-
1
150mA
0.675V @ 150mA
60dB (100Hz)
Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
TPS7B8133
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TA)
Surface Mount
40V
Fixed
6-WDFN Exposed Pad
6-WSON (2x2)
4.5 µA
RFQ
MAX883ESA+T
Analog Devices Inc./Maxim Integrated
IC REG LIN POS ADJ 200MA 8SOIC
vorrätig11487 pcs
15 µA
Positive
Enable, Low Battery Detection
1.25V (5V)
11V
1
200mA
0.44V @ 200mA
-
Over Current, Over Temperature, Reverse Polarity
MAX883
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
11.5V
Adjustable (Fixed)
8-SOIC (0.154', 3.90mm Width)
8-SOIC
25 µA
RFQ
TPS79901DDCR
Texas Instruments
IC REG LIN POS ADJ 200MA SOT23-5
vorrätig120450 pcs
60 µA
Positive
Enable
1.2V
6.5V
1
200mA
0.18V @ 200mA
70dB ~ 38dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS79901
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6.5V
Adjustable
SOT-23-5 Thin, TSOT-23-5
SOT-23-THIN
-
RFQ
MAX1616EUK+T
Analog Devices Inc./Maxim Integrated
IC REG LIN POS ADJ 30MA SOT23-5
vorrätig21213 pcs
-
Positive
Enable
1.24V
28V
1
30mA
0.35V @ 30mA
-
Over Current, Over Temperature
MAX1616
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
28V
Adjustable
SC-74A, SOT-753
SOT-23-5
-
RFQ
TPS75918KTTRG3
Texas Instruments
IC REG LINEAR 1.8V 7.5A DDPAK
vorrätig4740 pcs
200 µA
Positive
Enable, Power Good
1.8V
-
1
7.5A
-
58dB (100Hz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS759
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
LP3875EMP-ADJ
Texas Instruments
IC REG LIN POS ADJ 1.5A SOT223-5
vorrätig15120 pcs
5 mA
Positive
Enable
1.22V
6.4V
1
1.5A
0.55V @ 1.5A
73dB ~ 57dB (120Hz)
Over Current, Over Temperature, Short Circuit
LP3875
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
7V
Adjustable
TO-261-5, TO-261AB
SOT-223-5
15 mA
RFQ
TC2015-2.85VCTTR
Microchip Technology
IC REG LIN 2.85V 100MA SOT23-5
vorrätig53860 pcs
80 µA
Positive
Enable
2.85V
-
1
100mA
0.14V @ 100mA
55dB (1kHz)
Over Current, Over Temperature
TC2015
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
-
RFQ
MAX1793EUE33+
Analog Devices Inc./Maxim Integrated
IC REG LIN POS ADJ 1A 16TSSOP
vorrätig15664 pcs
200 µA
Positive
Enable, Reset
1.25V (3.3V)
5V
1
1A
0.35V @ 1A
-
Over Current, Over Temperature, Short Circuit
MAX1793
Tube
-
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Adjustable (Fixed)
16-TSSOP (0.173", 4.40mm Width) Exposed Pad
16-TSSOP-EP
-
RFQ
NCP563SQ15T1G
onsemi
IC REG LINEAR 1.5V 80MA SC82AB
vorrätig127470 pcs
1 µA
Positive
-
1.5V
-
1
80mA
0.8V @ 80mA
-
Over Current, Over Temperature
NCP563
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SC-82A, SOT-343
SC-82AB
6 µA
RFQ
SG137T
Microchip Technology
IC REG LINEAR NEG ADJ 500MA TO99
vorrätig17980 pcs
-
Negative
-
-1.25V
-36V
1
500mA
-
60dB ~ 77dB (120Hz)
Over Current, Over Temperature, Over Voltage
SG137
Bulk
-
-55°C ~ 125°C
Through Hole
-36V
Adjustable
TO-205AD, TO-39-3 Metal Can
TO-99
-
RFQ
ADP1713AUJZ-3.3-R7
Analog Devices Inc.
IC REG LINEAR 3.3V 300MA TSOT5
vorrätig43670 pcs
70 µA
Positive
Enable, Bypass
3.3V
-
1
300mA
0.27V @ 300mA
72dB (1kHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
ADP1713
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
420 µA
RFQ
TL783CKTER
Texas Instruments
IC REG LIN POS ADJ 700MA 3PWRFLX
vorrätig14770 pcs
-
Positive
-
1.25V
125V
1
700mA
-
76dB (120Hz)
Over Temperature, Short Circuit
TL783
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
125V
Adjustable
TO-252-4, DPak (3 Leads + Tab)
3-PowerFLEX™
-
RFQ
ADP130AUJZ-1.5-R7
Analog Devices Inc.
IC REG LINEAR 1.5V 350MA TSOT5
vorrätig55490 pcs
44 µA
Positive
Enable
1.5V
-
1
350mA
-
-
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
ADP130
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
3.6V
Fixed
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
220 µA
RFQ
S-1155B33-U5T1U
ABLIC Inc.
IC REG LINEAR 3.3V 500MA SOT89-5
vorrätig50510 pcs
1 µA
Positive
Enable
3.3V
-
1
500mA
0.1V @ 200mA
60dB (1kHz)
Overcurrent, Thermal Shutdown
S-1155
Tape & Reel (TR)
S-1155
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Fixed
SOT-89-5/6
SOT-89-5
90 µA
RFQ
KA78R08CTU
onsemi
IC REG LINEAR 8V 1A TO220F-4L
vorrätig6650 pcs
10 mA
Positive
Enable
8V
-
1
1A
0.5V @ 1A
-
Over Current, Over Temperature, Over Voltage, Short Circuit
KA78R08
Tube
-
-20°C ~ 80°C
Through Hole
35V
Fixed
TO-220-4 Full Pack
TO-220F-4L
-
RFQ