RP102K121D-TR
Nisshinbo Micro Devices Inc.
IC REG LIN 1.2V 300MA DFN1820-6
Skladom97890 pcs
70 µA
Positive
Enable
1.2V
-
1
300mA
0.5V @ 300mA
80dB (1kHz)
Over Current
RP102
Tape & Reel (TR)
RP102x
-40°C ~ 85°C
Surface Mount
5.25V
Fixed
6-UFDFN Exposed Pad
DFN(PL)1820-6
-
RFQ
NCV4266-2CST50T3G
onsemi
IC REG LINEAR 5V 150MA SOT223
Skladom60900 pcs
60 µA
Positive
Enable
5V
-
1
150mA
0.5V @ 100mA
68dB (100Hz)
Over Temperature, Reverse Polarity, Short Circuit
NCV4266
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 150°C
Surface Mount
45V
Fixed
TO-261-4, TO-261AA
SOT-223 (TO-261)
4 mA
RFQ
TPS78228DDCT
Texas Instruments
IC REG LINEAR 2.8V 150MA SOT23-5
Skladom60660 pcs
1.3 µA
Positive
Enable
2.8V
-
1
150mA
0.25V @ 150mA
40dB ~ 15dB (10Hz ~ 1kHz)
Over Current, Over Temperature, Reverse Polarity
TPS78228
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
MC7924CTG
onsemi
IC REG LINEAR -24V 1A TO220AB
Skladom5390 pcs
-
Negative
-
-24V
-
1
1A
1.3V @ 1A (Typ)
56dB (120Hz)
Over Current, Over Temperature
MC7924
Tube
-
0°C ~ 125°C
Through Hole
-40V
Fixed
TO-220-3
TO-220
-
RFQ
NCP512SQ28T1G
onsemi
IC REG LDO LQC 80MA 2.8V SC70-5
Skladom4430 pcs
-
-
-
-
-
1
200mA
-
-
-
NCP512
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
-
-
5-TSSOP, SC-70-5, SOT-353
SC-88A (SC-70-5/SOT-353)
-
RFQ
RS3236-ADJ8YF5
Runic Technology
IC REG LIN POS ADJ 500MA SOT23-5
Skladom341620 pcs
40 µA
Positive
Enable
0.81V
6.6V
1
500mA
-
74dB ~ 70dB (217Hz ~ 1kHz)
Over Current, Over Temperature
-
Tape & Reel (TR)
-
-40°C ~ 85°C (TA)
Surface Mount
7.5V
Adjustable
SC-74A, SOT-753
SOT-23-5
-
RFQ
AP2111H-1.2TRG1
Diodes Incorporated
IC REG LINEAR 1.2V 600MA SOT223
Skladom453450 pcs
80 µA
Positive
-
1.2V
-
1
600mA
0.3V @ 600mA
65dB (100Hz ~ 1kHz)
Over Current, Over Temperature, Under Voltage Lockout (UVLO)
AP2111
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
TO-261-4, TO-261AA
SOT-223-3
-
RFQ
AP7165-FNG-7
Diodes Incorporated
IC REG LIN POS ADJ 600MA 10DFN
Skladom92200 pcs
170 µA
Positive
Enable, Power Good
0.8V
5V
1
600mA
0.4V @ 500mA
60dB (1kHz)
Over Current, Over Temperature
AP7165
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
5.5V
Adjustable
10-UFDFN Exposed Pad
U-DFN3030-10
-
RFQ
KA78R05CTU
onsemi
IC REG LINEAR 5V 1A TO220F-4L
Skladom17890 pcs
10 mA
Positive
Enable
5V
-
1
1A
0.5V @ 1A
-
Over Current, Over Temperature, Over Voltage, Short Circuit
KA78R05
Tube
-
-20°C ~ 80°C
Through Hole
35V
Fixed
TO-220-4 Full Pack
TO-220F-4L
-
RFQ
NCV47700DAJR2G
onsemi
IC REG LIN POS ADJ 350MA 8SOIC
Skladom36680 pcs
230 µA
Positive
Enable
5V
20V
1
350mA
0.5V @ 150mA
70dB (100Hz)
Over Current, Over Temperature, Reverse Polarity
NCV47700
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 150°C
Surface Mount
40V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
50 mA
RFQ
LD1117DT50TR
STMicroelectronics
IC REG LINEAR 5V 800MA DPAK
Skladom81180 pcs
10 mA
Positive
-
5V
-
1
800mA
1.2V @ 800mA
75dB (120Hz)
Over Current, Over Temperature
LD1117
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
15V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
DPAK
-
RFQ
LP3891ES-1.5
Texas Instruments
IC REG LINEAR 1.5V 800MA DDPAK
Skladom16070 pcs
30 µA
Positive
Enable
1.5V
-
1
800mA
0.4V @ 800mA
80dB ~ 65dB (120Hz ~ 1kHz)
Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
LP3891
Tube
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
DDPAK/TO-263-5
8 mA
RFQ
AP2125K-2.5TRE1
Diodes Incorporated
IC REG LINEAR 2.5V 300MA SOT23-5
Skladom16610 pcs
90 µA
Positive
Enable
2.5V
-
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
SC-74A, SOT-753
SOT-23-5
-
RFQ
LP2951CN-3.3
onsemi
IC REG LINEAR 3.3V 100MA 8DIP
Skladom17870 pcs
120 µA
Positive
-
3.3V
-
1
100mA
0.45V @ 100mA
-
Over Current, Over Temperature
LP295
Tube
-
-40°C ~ 125°C
Through Hole
30V
Fixed
8-DIP (0.300', 7.62mm)
8-PDIP
12 mA
RFQ
NCP115AMX280TCG
onsemi
IC REG LINEAR 2.8V 300MA 4XDFN
Skladom4020 pcs
95 µA
Positive
Enable
2.8V
-
1
300mA
0.34V @ 300mA
70dB (1kHz)
Over Current, Over Temperature
NCP115
Tape & Reel (TR)
-
-40°C ~ 85°C (TJ)
Surface Mount
5.5V
Fixed
4-XDFN Exposed Pad
4-XDFN (1x1)
-
RFQ
TLE4268G
Infineon Technologies
IC REG LINEAR 5V 180MA DSO20
Skladom10180 pcs
450 µA
Positive
Reset, Watchdog
5V
-
1
180mA
0.5V @ 150mA
-
Over Current, Over Temperature, Reverse Polarity, Short Circuit
TLE4268
Tape & Reel (TR)
Automotive, AEC-Q100, OPTIREG™
-40°C ~ 150°C (TJ)
Surface Mount
45V
Fixed
20-SOIC (0.295", 7.50mm Width)
PG-DSO-20-35
20 mA
RFQ
RP150K008B-TR
Nisshinbo Micro Devices Inc.
IC REG LINEAR POS ADJ 300MA 8DFN
Skladom73390 pcs
33 µA
Positive
Enable
1.5V
3.3V
2
300mA, 300mA
1V @ 300mA
80dB (1kHz)
Over Current
RP150
Tape & Reel (TR)
RP150K
-40°C ~ 85°C
Surface Mount
5.25V
Adjustable
8-UFDFN Exposed Pad
DFN(PL)2020-8
-
RFQ
LP2987AIMM-5.0
Texas Instruments
IC REG LINEAR 5V 200MA 8VSSOP
Skladom17590 pcs
120 µA
Positive
Enable
5V
-
1
200mA
0.35V @ 200mA
65dB (1kHz)
Over Current, Over Temperature, Short Circuit
LP2987
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-VSSOP
3.7 mA
RFQ
ZLDO1117QGTA
Diodes Incorporated
LDO BJT HICURR SOT223 T&R 1K
Skladom211200 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
LF50ACP
STMicroelectronics
IC REG LINEAR 5V 500MA TO220FP
Skladom59950 pcs
1 mA
Positive
-
5V
-
1
500mA
0.7V @ 500mA
76dB ~ 60dB (120Hz ~ 10kHz)
Over Current, Over Temperature
LF50
Tube
-
-40°C ~ 125°C (TJ)
Through Hole
16V
Fixed
TO-220-3 Full Pack
TO-220FP
12 mA
RFQ
S-1167A30-M5T1G
ABLIC Inc.
IC REG LINEAR 3V 150MA SOT23-5
Skladom116080 pcs
900 nA
Positive
Enable
3V
-
1
150mA
0.23V @ 100mA
70dB (1kHz)
Over Current
S-1167
Tape & Reel (TR)
S-1167
-40°C ~ 85°C (TA)
Surface Mount
6.5V
Fixed
SC-74A, SOT-753
SOT-23-5
16 µA
RFQ
RP109L331D-TR
Nisshinbo Micro Devices Inc.
IC REG LIN 3.3V 150MA DFN1010-4
Skladom138080 pcs
70 µA
Positive
Enable
3.3V
-
1
150mA
0.32V @ 150mA
75dB (1kHz)
Over Current
RP109
Tape & Reel (TR)
RP109x
-40°C ~ 85°C (TA)
Surface Mount
5.25V
Fixed
4-UDFN Exposed Pad
DFN(PL)1010-4
-
RFQ
MAX1818EUT18
Analog Devices Inc./Maxim Integrated
IC REG LINEAR LDO
Skladom7220 pcs
250 µA
Positive
Enable, Power On Reset
1.25V (1.8V)
5V
1
500mA
-
-
Over Current, Over Temperature, Short Circuit
-
Bulk
-
-40°C ~ 85°C (TA)
Surface Mount
5.5V
Adjustable (Fixed)
SOT-23-6
SOT-23-6
-
RFQ
LT3045EDD-1#PBF
Analog Devices Inc.
IC REG LIN POS PROG 500MA 12DFN
Skladom5980 pcs
20 µA
Positive
Enable, Power Good, Soft Start
0V
15V
1
500mA
0.45V @ 500mA
117dB ~ 53dB (120Hz ~ 10MHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
LT3045
Tube
-
-40°C ~ 125°C (TJ)
Surface Mount
20V
Adjustable
12-WFDFN Exposed Pad
12-DFN (3x3)
25 mA
RFQ
BA00CC0WT
Rohm Semiconductor
IC REG LINEAR POS ADJ 1A TO220-5
Skladom24010 pcs
2.5 mA
Positive
Enable
1.225V
25V
1
1A
-
55dB (120Hz)
Over Current, Over Temperature, Over Voltage
BA00CC0
Tube
-
-40°C ~ 125°C
Through Hole
25V
Adjustable
TO-220-5 Full Pack
TO-220FP-5
5 mA
RFQ
S-1206B12-M3T1G
ABLIC Inc.
IC REG LINEAR 1.2V 250MA SOT23-3
Skladom97340 pcs
1.5 µA
Positive
-
1.2V
-
1
250mA
0.81V @ 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
MPQ2019GN-AEC1-Z
Monolithic Power Systems Inc.
IC REG LIN POS ADJ 300MA 8SOIC
Skladom25632 pcs
95 µA
Positive
Enable, Power Good
1.2V
15V
1
300mA
0.55V @ 300mA
45dB (1kHz)
Over Temperature, Short Circuit
MPQ2019
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C (TA)
Surface Mount
40V
Adjustable
8-SOIC (0.154", 3.90mm Width) Exposed Pad
8-SOIC-EP
-
RFQ
AP7365-08EG-13
Diodes Incorporated
IC REG LIN 0.8V 600MA SOT223-3
Skladom271500 pcs
80 µA
Positive
-
0.8V
-
1
600mA
0.6V @ 600mA
65dB (1kHz)
Over Current, Over Temperature
AP7365
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Fixed
TO-261-4, TO-261AA
SOT-223-3
-
RFQ
SIP21110DT-T1-E3
Vishay Siliconix
IC REG LIN POS ADJ 250MA TSOT23
Skladom4640 pcs
85 µA
Positive
Enable
1.3V
5V
1
250mA
0.39V @ 250mA
72dB ~ 38dB (1kHz ~ 100kHz)
Over Temperature, Short Circuit
SIP211
Tape & Reel (TR)
-
-40°C ~ 85°C
Surface Mount
6V
Adjustable
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
-
RFQ
TLV71318PDQNR
Texas Instruments
IC REG LINEAR 1.8V 150MA 4X2SON
Skladom323380 pcs
75 µA
Positive
Enable
1.8V
-
1
150mA
0.7V @ 150mA
70dB ~ 55dB (100Hz ~ 1MHz)
Over Current, Over Temperature, Reverse Polarity, Short Circuit, Under Voltage Lockout (UVLO)
TLV71318
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
5.5V
Fixed
4-XDFN Exposed Pad
4-X2SON (1x1)
-
RFQ
NCP707BMX330TCG
onsemi
IC REG LINEAR 3.3V 200MA 4XDFN
Skladom11260 pcs
35 µA
Positive
Enable
3.3V
-
1
200mA
0.150V @ 200mA
-
Over Current, Over Temperature
NCP707
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
4-XDFN Exposed Pad
4-XDFN (1x1)
-
RFQ
TPS75933KTT
Texas Instruments
IC REG LINEAR 3.3V 7.5A DDPAK
Skladom12480 pcs
200 µA
Positive
Enable, Power Good
3.3V
-
1
7.5A
0.75V @ 7.5A
58dB (100Hz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS759
Tube
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
DDPAK/TO-263-5
-
RFQ
MCP1755T-3302E/MC
Microchip Technology
IC REG LINEAR 3.3V 300MA 8DFN
Skladom59900 pcs
100 µA
Positive
Enable, Power Good
3.3V
-
1
300mA
0.5V @ 300mA
80dB (1kHz)
Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
MCP1755
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
8-VFDFN Exposed Pad
8-DFN (2x3)
400 µA
RFQ
NCP163AFCT180T2G
onsemi
IC REG LINEAR 1.8V 250MA 4WLCSP
Skladom11680 pcs
20 µA
Positive
Enable
1.8V
-
1
250mA
0.25V @ 250mA
91dB ~ 60dB (100Hz ~ 100kHz)
Over Current, Over Temperature, Soft Start
NCP163
Tape & Reel (TR)
-
-40°C ~ 125°C (TA)
Surface Mount
5.5V
Fixed
4-XFBGA, WLCSP
4-WLCSP (0.64x0.64)
-
RFQ
MIC5308YD6
Micrel Inc.
IC REG LINEAR LO VIN/VOUT 150MA
Skladom102620 pcs
-
Positive
Enable
0.8V
2V
1
150mA
0.15V @ 150mA
90dB ~ 70dB (1kHz)
Over Current, Over Temperature
-
Bulk
-
-40°C ~ 125°C
Surface Mount
5.5V
Adjustable
SOT-23-6 Thin, TSOT-23-6
TSOT-23-6
-
RFQ
LT3015EQ#PBF
Analog Devices Inc.
IC REG LIN NEG ADJ 1.5A 5DDPAK
Skladom7599 pcs
2.4 mA
Negative
Enable
-1.22V
-29.5V
1
1.5A
0.68V @ 1.5A
65dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT3015
Tube
-
-40°C ~ 125°C
Surface Mount
-30V
Adjustable
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
5-DDPAK
70 mA
RFQ
AS1369-BWLT-13
ams OSRAM
IC REG LINEAR 1.3V 200MA 4WLCSP
Skladom64770 pcs
50 µA
Positive
Enable
1.3V
-
1
200mA
0.2V @ 200mA
-
Over Current, Over Temperature
-
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
4-UFBGA, WLCSP
4-WLCSP (0.97x0.97)
60 µA
RFQ
MP2013GQ-33-Z
Monolithic Power Systems Inc.
IC REG LINEAR 3.3V 150MA 8QFN
Skladom65370 pcs
10 µA
Positive
Enable
3.3V
-
1
150mA
0.85V @ 150mA
58dB ~ 41dB (100Hz ~ 1kHz)
Over Current, Over Temperature
MP2013
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
40V
Fixed
8-VDFN Exposed Pad
8-QFN (3x3)
50 µA
RFQ
KA79L05ADTF
onsemi
IC REG LINEAR -5V 100MA 8SOP
Skladom6900 pcs
5.5 mA
Negative
-
-5V
-
1
100mA
-
60dB (120Hz)
Over Temperature, Short Circuit
KA79L05
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
-30V
Fixed
8-SOIC (0.154', 3.90mm Width)
8-SOIC
6 mA
RFQ
MC78M15BDTRKG
onsemi
IC REG LINEAR 15V 500MA DPAK
Skladom163550 pcs
-
Positive
-
15V
-
1
500mA
-
70dB (120Hz)
Over Temperature, Short Circuit
MC78M15
Tape & Reel (TR)
-
-40°C ~ 125°C
Surface Mount
35V
Fixed
TO-252-3, DPak (2 Leads + Tab), SC-63
DPAK
-
RFQ
AP78L05WG-7
Diodes Incorporated
IC REG LINEAR 5V 100MA SOT23
Skladom12020 pcs
5 mA
Positive
-
5V
-
1
100mA
-
62dB (120Hz)
Over Current, Over Temperature, Short Circuit
-
Tape & Reel (TR)
-
-20°C ~ 85°C (TA)
Surface Mount
20V
Fixed
TO-236-3, SC-59, SOT-23-3
SOT-23-3
-
RFQ
MIC5209-3.0BM
Microchip Technology
IC REG LINEAR 3V 500MA 8SOIC
Skladom12140 pcs
170 µA
Positive
Enable
3V
-
1
500mA
0.6V @ 500mA
75dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
MIC5209
Bulk
-
-40°C ~ 125°C
Surface Mount
16V
Fixed
8-SOIC (0.154", 3.90mm Width)
8-SOIC
25 mA
RFQ
NCP562SQ30T1G
onsemi
IC REG LINEAR 3V 80MA SC82AB
Skladom6510 pcs
1 µA
Positive
Enable
3V
-
1
80mA
0.35V @ 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
MIC29500-5.0WT
Microchip Technology
IC REG LINEAR 5V 5A TO220-3
Skladom5691 pcs
-
Positive
-
5V
-
1
5A
0.6V @ 5A
-
Over Current, Over Temperature, Reverse Polarity, Transient Voltage
MIC29500
Tube
-
-40°C ~ 125°C
Through Hole
26V
Fixed
TO-220-3
TO-220-3
-
RFQ
TPS71709QDRVRQ1
Texas Instruments
IC REG LINEAR 0.9V 150MA 6WSON
Skladom52960 pcs
80 µA
Positive
Enable
0.9V
-
1
150mA
0.3V @ 150mA
70dB ~ 45dB (100Hz ~ 1MHz)
Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO)
TPS717
Tape & Reel (TR)
Automotive, AEC-Q100
-40°C ~ 125°C
Surface Mount
6.5V
Fixed
6-WDFN Exposed Pad
6-WSON (2x2)
100 µA
RFQ
MIC5319-3.0YD5
Microchip Technology
IC REG LINEAR 3V 500MA TSOT23-5
Skladom15600 pcs
150 µA
Positive
Enable
3V
-
1
500mA
0.4V @ 500mA
70dB ~ 60dB (1kHz ~ 10kHz)
Over Current, Over Temperature
MIC5319
Bulk
-
-40°C ~ 125°C
Surface Mount
5.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
-
RFQ
LT1529CQ-3.3#TRPBF
Analog Devices Inc.
IC REG LINEAR 3.3V 3A 5DDPAK
Skladom5457 pcs
100 µA
Positive
Enable
3.3V
-
1
3A
0.95V @ 3A
62dB (120Hz)
Over Current, Over Temperature, Reverse Polarity
LT1529
Tape & Reel (TR)
-
0°C ~ 125°C
Surface Mount
15V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
5-DDPAK
160 mA
RFQ
AP1186K5-33L-13
Diodes Incorporated
IC REG LINEAR 3.3V 1.5A TO263-5
Skladom62820 pcs
10 mA
Positive
-
3.3V
-
1
1.5A
0.38V @ 1.5A
70dB (120Hz)
Over Current, Over Temperature
-
Tape & Reel (TR)
-
0°C ~ 150°C (TJ)
Surface Mount
16V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5
150 µA
RFQ
TPS7A1901DRBR
Texas Instruments
IC REG LINEAR POS ADJ 450MA 8SON
Skladom55640 pcs
40 µA
Positive
Enable
1.5V
18V
1
450mA
0.45V @ 400mA
45dB (100kHz)
Over Current, Over Temperature
TPS7A1901
Tape & Reel (TR)
-
-40°C ~ 125°C (TA)
Surface Mount
40V
Adjustable
8-VDFN Exposed Pad
8-SON (3x3)
-
RFQ
LP2951-33DRGR
Texas Instruments
IC REG LIN POS ADJ 100MA 8SON
Skladom109360 pcs
120 µA
Positive
Enable
1.235V (3.3V)
30V
1
100mA
0.6V @ 100mA
-
Over Current, Over Temperature, Short Circuit
LP2951
Tape & Reel (TR)
-
-40°C ~ 125°C (TJ)
Surface Mount
30V
Adjustable (Fixed)
8-WFDFN Exposed Pad
8-SON (3x3)
14 mA
RFQ