AP7365-33SNG-7
Diodes Incorporated
IC REG LIN 3.3V 600MA 6DFN2020
Na skladě166030 pcs
80 µA
Positive
Enable
3.3V
-
1
600mA
0.4V @ 600mA
65dB (1kHz)
Over Current, Over Temperature
AP7365
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
6-UDFN Exposed Pad
U-DFN2020-6
-
RFQ
RT9030-12GQW
Richtek USA Inc.
IC REG LINEAR 1.2V 150MA 6WDFN
Na skladě144570 pcs
50 µA
Positive
Enable
1.2V
-
1
150mA
-
67dB ~ 40dB (1kHz ~ 100kHz)
Over Current, Over Temperature
RT9030
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
6-WFDFN Exposed Pad
6-WDFN (1.6x1.6)
-
RFQ
NCV551SN30T1G
onsemi
IC REG LINEAR 3V 150MA 5TSOP
Na skladě9090 pcs
8 µA
Positive
Enable
3V
-
1
150mA
0.15V @ 10mA
-
Over Current, Over Temperature
NCV551
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
12V
Fixed
SOT-23-5 Thin, TSOT-23-5
5-TSOP
8 µA
RFQ
MC33269DT
onsemi
IC REG LINEAR POS ADJ 800MA DPAK
Na skladě9030 pcs
-
Positive
-
1.25V
18.65V
1
800mA
1.35V @ 800mA
55dB (120Hz)
Over Temperature, Short Circuit
MC33269
Tube
-
-40°C ~ 125°C
Surface Mount
20V
Adjustable
TO-252-3, DPak (2 Leads + Tab), SC-63
DPAK
-
RFQ
LP3999ITL-1.5
Texas Instruments
IC REG LINEAR FIXED POS LDO REG
Na skladě8340 pcs
150 µA
Positive
Enable
1.5V
-
1
150mA
0.1V @ 150mA
58dB (1kHz ~ 10kHz)
Over Temperature, Short Circuit
-
Bulk
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
5-WFBGA, DSBGA
5-DSBGA (1.41x1.08)
200 µA
RFQ
RP112K331D-TR
Nisshinbo Micro Devices Inc.
IC REG LIN 3.3V 150MA DFN1010-4
Na skladě53090 pcs
100 µA
Positive
Enable
3.3V
-
1
150mA
0.28V @ 150mA
80dB ~ 65dB (1kHz ~ 100kHz)
Over Current
RP112
Tape & Reel (TR)
RP112x
-40°C ~ 85°C (TA)
Surface Mount
5.25V
Fixed
4-UDFN Exposed Pad
DFN(PL)1010-4
-
RFQ
S-T111B15MC-OGATFG
ABLIC Inc.
IC REG LINEAR 1.5V 150MA SOT23-5
Na skladě73000 pcs
1 µA
Positive
Enable
1.5V
-
1
150mA
0.55V @ 100mA
80dB (1kHz)
Over Current
S-T111
Tape & Reel (TR)
S-T111
-40°C ~ 85°C (TA)
Surface Mount
6.5V
Fixed
SC-74A, SOT-753
SOT-23-5
90 µA
RFQ
LP3853ET-2.5
Texas Instruments
IC REG LINEAR 2.5V 3A TO220-5
Na skladě12020 pcs
4 mA
Positive
Enable
2.5V
-
1
3A
0.6V @ 3A
73dB ~ 57dB (120Hz)
Over Current, Over Temperature, Short Circuit
LP3853
Tube
-
-40°C ~ 125°C
Through Hole
7V
Fixed
TO-220-5 Formed Leads
TO-220-5
10 mA
RFQ
TPS79433DCQRG4
Texas Instruments
IC REG LIN 3.3V 250MA SOT223-6
Na skladě17420 pcs
220 µA
Positive
Enable
3.3V
-
1
250mA
0.2V @ 250mA
65dB ~ 40dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS794
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SOT-223-6
SOT-223-6
-
RFQ
AP2318M-ADJTRG1
Diodes Incorporated
IC REG LIN POS ADJ 600MA 8SOIC
Na skladě10570 pcs
250 µA
Positive
Enable
0.8V
11.65V
1
600mA
0.35V @ 600mA (Typ)
-
Over Current, Over Temperature, Over Voltage
-
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
12V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
-
RFQ
R1172H361D-T1-FE
Nisshinbo Micro Devices Inc.
IC REG LINEAR 3.6V 1A SOT89-5
Na skladě70920 pcs
100 µA
Positive
Enable
3.6V
-
1
1A
0.18V @ 1A
70dB (1kHz)
Over Current, Over Temperature
R1172
Tape & Reel (TR)
R1172x
-40°C ~ 85°C
Surface Mount
6V
Fixed
SOT-89-5/6
SOT-89-5
-
RFQ
TPS76825QDR
Texas Instruments
IC REG LINEAR 2.5V 1A 8SOIC
Na skladě20895 pcs
125 µA
Positive
Enable, Power Good
2.5V
-
1
1A
-
60dB (1kHz)
Over Current, Over Temperature, Reverse Polarity
TPS76825
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
10V
Fixed
8-SOIC (0.154", 3.90mm Width)
8-SOIC
-
RFQ
MC78FC50HT1G
onsemi
IC REG LINEAR 5V 80MA SOT89-3
Na skladě3710 pcs
3.9 µA
Positive
-
5V
-
1
80mA
0.7V @ 40mA
-
Over Current
MC78FC5
Tape & Reel (TR)
-
-30°C ~ 80°C
Surface Mount
10V
Fixed
TO-243AA
SOT-89-3
-
RFQ
LP2980IM5-1.8
Texas Instruments
IC REG LINEAR FIXED LDO REG
Na skladě269010 pcs
95 µA
Positive
Enable
1.8V
-
1
50mA
0.22V @ 50mA
63dB (1kHz)
Over Current, Over Temperature, Short Circuit
-
Bulk
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
SC-74A, SOT-753
SOT-23-5
1.2 mA
RFQ
TK71730SCL
Asahi Kasei Microdevices/AKM
IC REG LINEAR 3V 200MA SOT23-6
Na skladě6280 pcs
-
Positive
Enable
3V
-
1
200mA
-
-
Over Current, Over Temperature, Reverse Polarity
TK71730
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
14V
Fixed
SOT-23-6
SOT-23-6
-
RFQ
LT3080IDD#TRPBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 1.1A 8DFN
Na skladě11128 pcs
500 µA
Positive
-
0V
36V
1
1.1A
1.6V @ 1.1A
75db ~ 20dB (120Hz ~ 1MHz)
Over Current, Over Temperature, Short Circuit
LT3080
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
36V
Adjustable
8-WFDFN Exposed Pad
8-DFN (3x3)
30 mA
RFQ
TLV1117-33IDCYR
Texas Instruments
IC REG LIN 3.3V 800MA SOT223-4
Na skladě129060 pcs
-
Positive
-
3.3V
-
1
800mA
1.3V @ 800mA
75dB (120Hz)
Over Current, Over Temperature
TLV1117
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
15V
Fixed
TO-261-4, TO-261AA
SOT-223-4
-
RFQ
MAX1589EZT250+T
Analog Devices Inc./Maxim Integrated
IC REG LIN 2.5V 500MA TSOT23-6
Na skladě17940 pcs
140 µA
Positive
Enable, Reset
2.5V
-
1
500mA
0.35V @ 500mA
70dB (1kHz)
Over Temperature, Short Circuit
MAX1589
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
3.6V
Fixed
SOT-23-6 Thin, TSOT-23-6
TSOT-23-6
-
RFQ
TPS75525KTT
Texas Instruments
IC REG LDO 2.5V 5A DDPAK-5
Na skladě16089 pcs
200 µA
Positive
Enable, Power Good
2.5V
-
1
5A
-
60dB (100Hz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS755
Tube
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
DDPAK/TO-263-5
-
RFQ
LTC1844ES5-1.8#TRPBF
Analog Devices Inc.
IC REG LIN 1.8V 150MA TSOT23-5
Na skladě19922 pcs
80 µA
Positive
Enable
1.8V
-
1
150mA
0.3V @ 150mA
50dB (120Hz)
Over Current, Over Temperature, Reverse Polarity, Short Circuit
LTC1844
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
-
RFQ
LD29080PT50R
STMicroelectronics
IC REG LINEAR 5V 800MA PPAK
Na skladě8770 pcs
180 µA
Positive
Enable
5V
-
1
800mA
0.7V @ 800mA
64dB (120Hz)
Over Current, Over Temperature
LD29080
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
13V
Fixed
TO-252-5, DPak (4 Leads + Tab), TO-252AD
PPAK
35 mA
RFQ
LT1763IDE-5
Analog Devices Inc.
IC REG LINEAR 5V 500MA 12DFN
Na skladě16600 pcs
75 µA
Positive
Enable
5V
-
1
500mA
0.45V @ 500mA
65dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
-
Tube
-
-40°C ~ 125°C
Surface Mount
20V
Fixed
12-WFDFN Exposed Pad
12-DFN (4x3)
16 mA
RFQ
S-1132B50-M5T1G
ABLIC Inc.
IC REG LINEAR 5V 300MA SOT23-5
Na skladě100500 pcs
1 µA
Positive
Enable
5V
-
1
300mA
0.15V @ 100mA
65dB (1kHz)
Over Current
S-1132
Tape & Reel (TR)
S-1132
-40°C ~ 85°C (TA)
Surface Mount
6.5V
Fixed
SC-74A, SOT-753
SOT-23-5
40 µA
RFQ
MIC2211-GSYML-TR
Microchip Technology
IC REG LINEAR 1.8V/3.3V 10MLF
Na skladě45156 pcs
80 µA
Positive
Enable
1.8V, 3.3V
-
2
150mA, 300mA
0.25V @ 150mA, 0.42V @ 300mA
60dB ~ 40dB (1KHz ~ 20kHz)
Over Current, Over Temperature
MIC2211
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
10-VFDFN Exposed Pad, 10-MLF®
10-MLF® (3x3)
-
RFQ
LT3014BIDD#TRPBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 20MA 8DFN
Na skladě15651 pcs
20 µA
Positive
-
1.22V
60V
1
20mA
0.57V @ 20mA
70dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3014
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
80V
Adjustable
8-WFDFN Exposed Pad
8-DFN (3x3)
1 mA
RFQ
LT3090IDD#PBF
Analog Devices Inc.
IC REG LIN NEG ADJ 600MA 10DFN
Na skladě8340 pcs
50.5 µA
Negative
Current Limit, Enable
0V
-32V
1
600mA
0.45V @ 600mA
85dB ~ 20dB (120Hz ~ 1MHz)
Over Current, Over Temperature, Reverse Polarity, Short Circuit
LT3090
Tube
-
-40°C ~ 125°C
Surface Mount
-36V
Adjustable
10-WFDFN Exposed Pad
10-DFN (3x3)
-
RFQ
XC6216C202PR-G
Torex Semiconductor Ltd
IC REG LIN POS ADJ 100MA SOT89-5
Na skladě46810 pcs
9 µA
Positive
Enable
2V
25.4V
1
100mA
2.6V @ 100mA
30dB (1kHz)
Over Current, Over Temperature
XC6216
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
28V
Adjustable
SOT-89-5/6
SOT-89-5
-
RFQ
LP5900TL-2.6
Texas Instruments
IC REG LINEAR 1 OUTPUT CMOS
Na skladě7640 pcs
50 µA
Positive
Enable
2.6V
-
1
150mA
0.15V @ 150mA
85dB ~ 40dB (100Hz ~ 100kHz)
Over Temperature, Short Circuit
-
Bulk
-
-40°C ~ 85°C
Surface Mount
5.5V
Fixed
4-WFBGA, DSBGA
4-DSBGA (1x1)
230 µA
RFQ
LMS1587ISX-ADJ
Texas Instruments
IC REG LIN POS ADJ 3A DDPAK
Na skladě20735 pcs
7 mA
Positive
-
1.25V
11.7V
1
3A
1.3V @ 3A
72dB (120Hz)
Over Current, Over Temperature
LMS1587
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
13V
Adjustable
TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
DDPAK/TO-263-3
13 mA
RFQ
TPS77615DR
Texas Instruments
IC REG LINEAR 1.5V 500MA 8SOIC
Na skladě28590 pcs
125 µA
Positive
Enable, Power Good
1.5V
-
1
500mA
-
60dB (100Hz)
Over Current, Over Temperature, Reverse Polarity
TPS77615
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
10V
Fixed
8-SOIC (0.154", 3.90mm Width)
8-SOIC
-
RFQ
LP2992ILDX-5.0
Texas Instruments
IC REG LINEAR 5V 250MA 6WSON
Na skladě11860 pcs
95 µA
Positive
Enable
5V
-
1
250mA
0.85V @ 250mA
45dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP2992
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
6-WDFN Exposed Pad
6-WSON (2.92x3.29)
4 mA
RFQ
TLV70436DBVR
Texas Instruments
IC REG LINEAR 3.6V 150MA SOT23-5
Na skladě113210 pcs
4.5 µA
Positive
-
3.6V
-
1
150mA
1.1V @ 100mA
60dB (100kHz)
Over Current, Reverse Polarity
TLV70436
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
24V
Fixed
SC-74A, SOT-753
SOT-23-5
5.5 µA
RFQ
TPS77227DGK
Texas Instruments
IC REG LINEAR 2.7V 150MA 8VSSOP
Na skladě20826 pcs
125 µA
Positive
Enable, Power Good
2.7V
-
1
150mA
-
60dB (1kHz)
Over Current, Over Temperature, Reverse Polarity
TPS77227
Tube
-
-40°C ~ 125°C
Surface Mount
10V
Fixed
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-VSSOP
-
RFQ
RP102Z311D-TR-F
Nisshinbo Micro Devices Inc.
IC REG LIN 3.1V 300MA WLCSP-4-P2
Na skladě57570 pcs
70 µA
Positive
Enable
3.1V
-
1
300mA
0.19V @ 300mA
-
Over Current
RP102
Tape & Reel (TR)
RP102x
-40°C ~ 85°C
Surface Mount
5.25V
Fixed
4-UFBGA, WLCSP
WLCSP-4-P2
-
RFQ
CS5204-1GDPR3
onsemi
IC REG LINEAR POS ADJ 4A D2PAK-3
Na skladě8840 pcs
6 mA
Positive
-
1.25V
13V
1
4A
1.2V @ 4A
82dB (120Hz)
Over Current, Over Temperature
CS5204
Tape & Reel (TR)
-
0°C ~ 70°C
Surface Mount
17V
Adjustable
TO-263-4, D²Pak (3 Leads + Tab), TO-263AA
D2PAK-3
-
RFQ
AP7315D-28W5-7
Diodes Incorporated
IC REG LINEAR 2.8V 150MA SOT25
Na skladě277160 pcs
60 µA
Positive
Enable
2.8V
-
1
150mA
0.29V @ 150mA
75dB (1kHz)
Over Current
AP7315
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.25V
Fixed
SC-74A, SOT-753
SOT-25
100 µA
RFQ
NCP562SQ15T1G
onsemi
IC REG LINEAR 1.5V 80MA SC82AB
Na skladě10950 pcs
1 µA
Positive
Enable
1.5V
-
1
80mA
0.8V @ 80mA
-
Over Current, Over Temperature
NCP562
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
SC-82A, SOT-343
SC-82AB
6 µA
RFQ
NCP4672DR2G
onsemi
IC REG LINEAR 3.5V/1.8V 8SOIC
Na skladě73390 pcs
-
Positive
-
3.5V, 1.8V
-
2
20mA, 70mA
0.3V @ 20mA, -
70dB ~ 65dB (120Hz)
Over Temperature, Short Circuit
NCP4672
Tape & Reel (TR)
-
-30°C ~ 85°C
Surface Mount
16V
Fixed
8-SOIC (0.154", 3.90mm Width)
8-SOIC
-
RFQ
LD3985M47R
STMicroelectronics
IC REG LINEAR 4.7V 150MA SOT23-5
Na skladě109550 pcs
150 µA
Positive
Enable
4.7V
-
1
150mA
0.1V @ 150mA
60dB ~ 50dB (1kHz ~ 10kHz)
Over Current, Over Temperature
LD3985
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
6V
Fixed
SC-74A, SOT-753
SOT-23-5
250 µA
RFQ
LP2985AIM5X-4.5
Texas Instruments
IC REG LINEAR 4.5V 150MA SOT23-5
Na skladě3610 pcs
95 µA
Positive
Enable
4.5V
-
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
MAX1792EUA50+T
Analog Devices Inc./Maxim Integrated
IC REG LIN POS ADJ 500MA 8UMAX
Na skladě20352 pcs
250 µA
Positive
Enable, Reset
1.25V (5V)
5V
1
500mA
0.225V @ 500mA
-
Over Current, Over Temperature
MAX1792
Tape & Reel (TR)
-
-40°C ~ 125°C (TA)
Surface Mount
5.5V
Adjustable (Fixed)
8-TSSOP, 8-MSOP (0.118', 3.00mm Width) Exposed Pad
8-uMAX-EP|8-uSOP-EP
-
RFQ
KF80BD-TR
STMicroelectronics
IC REG LINEAR 8V 500MA 8SO
Na skladě17310 pcs
1.5 mA
Positive
Enable
8V
-
1
500mA
0.7V @ 500mA
72dB ~ 60dB (120Hz ~ 10kHz)
Over Current, Over Temperature
KF80
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
20V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SOIC
12 mA
RFQ
LT1965EMS8E-2.5#PBF
Analog Devices Inc.
IC REG LINEAR 2.5V 1.1A 8MSOP
Na skladě13880 pcs
1.1 mA
Positive
Enable
2.5V
-
1
1.1A
0.49V @ 1.1A
75dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT1965
Tube
-
-40°C ~ 125°C
Surface Mount
20V
Fixed
8-TSSOP, 8-MSOP (0.118', 3.00mm Width) Exposed Pad
8-MSOP-EP
40 mA
RFQ
LT1521CMS8-3.3#PBF
Analog Devices Inc.
IC REG LINEAR 3.3V 300MA 8MSOP
Na skladě6926 pcs
25 µA
Positive
Enable
3.3V
-
1
300mA
0.75V @ 300mA
58dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT1521
Tube
-
0°C ~ 125°C
Surface Mount
20V
Fixed
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-MSOP
12 mA
RFQ
TPS71H01QPWPR
Texas Instruments
IC REG LIN POS ADJ 20HTSSOP
Na skladě8462 pcs
350 µA
Positive
Enable, Power Good
1.2V
9.75V
1
500mA
0.4V @ 500mA
54dB ~ 49dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
TPS71H01
Tape & Reel (TR)
-
-55°C ~ 150°C
Surface Mount
10V
Adjustable
20-PowerTSSOP (0.173', 4.40mm Width)
20-HTSSOP
460 µA
RFQ
IFX8117MEV33
Infineon Technologies
IC REG LINEAR FIXED LDO REG
Na skladě229840 pcs
10 mA
Positive
-
3.3V
-
1
1A
1.25V @ 1A
75dB (120Hz)
Over Current, Over Temperature
-
Bulk
-
0°C ~ 125°C (TJ)
Surface Mount
15V
Fixed
TO-261-4, TO-261AA
PG-SOT223-4
-
RFQ
NCV8170AXV330T2G
onsemi
IC REG LIN 3.3V 150MA SOT563-6
Na skladě151790 pcs
0.9 µA
Positive
Enable
3.3V
-
1
150mA
0.25V @ 150mA
41dB (1kHz)
Over Current, Over Temperature
NCV8170
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SOT-563, SOT-666
SOT-563
-
RFQ
MIC5255-2.8YM5
Micrel Inc.
IC REG LINEAR 150MA LOW NOISE
Na skladě131320 pcs
150 µA
Positive
Enable
2.8V
-
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
SC-74A, SOT-753
SOT-23-5
-
RFQ
LT1529IQ#TRPBF
Analog Devices Inc.
IC REG LINEAR POS ADJ 3A 5DDPAK
Na skladě3738 pcs
100 µA
Positive
Enable
3.75V
14V
1
3A
0.95V @ 3A
62dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT1529
Tape & Reel (TR)
-
-45°C ~ 125°C
Surface Mount
15V
Adjustable
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
5-DDPAK
160 mA
RFQ
LDK130PU15R
STMicroelectronics
IC REG LINEAR 1.5V 300MA 6DFN
Na skladě89240 pcs
60 µA
Positive
Enable
1.5V
-
1
300mA
0.4V @ 300mA
55dB (120Hz ~ 10kHz)
Over Current, Over Temperature
LDK130
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
6-XFDFN
6-DFN (1.2x1.3)
120 µA
RFQ