MAX1649ESA
Analog Devices Inc./Maxim Integrated
IC REG CTRLR BUCK 8SOIC
In magazzino14580 pcs
Enable
1
96.5%
No
No
-
Buck
MAX1649
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Down
Up to 300kHz
1
Positive
3V ~ 16V
RFQ
ISL6726AAZ
Renesas Electronics America Inc
IC REG CTRLR MULT TOP 20QSOP
In magazzino6220 pcs
Current Limit, Enable, Soft Start
1
80%
Yes
Yes
-
Forward Converter, Half-Bridge
ISL6726
Tube
Transistor Driver
-
-40°C ~ 105°C (TA)
Surface Mount
20-SSOP (0.154", 3.90mm Width)
20-QSOP
Step-Up/Step-Down
Up to 1MHz
1
Positive, Isolation Capable
9V ~ 16V
RFQ
MAX5019CSA
Analog Devices Inc./Maxim Integrated
IC REG CTRLR FLYBACK 8SOIC
In magazzino10180 pcs
Enable, Soft Start
1
85%
No
No
-
Flyback
MAX5019
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up/Step-Down
275kHz
1
Positive, Isolation Capable
13V ~ 36V
RFQ
LTC3707EGN#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 28SSOP
In magazzino4940 pcs
Enable, Frequency Control, Power Good, Soft Start
2
99.4%
Yes
No
-
Buck
LTC3707
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
28-SSOP (0.154', 3.90mm Width)
28-SSOP
Step-Down
220kHz
2
Positive
4.5V ~ 28V
RFQ
LTC1148LCS#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 14SOIC
In magazzino5154 pcs
Current Limit, Enable
1
100%
Yes
No
-
Buck
LTC1148
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
14-SOIC (0.154', 3.90mm Width)
14-SO
Step-Down
Up to 250kHz
1
Positive
3.5V ~ 20V
RFQ
MAX5061AUE+T
Analog Devices Inc./Maxim Integrated
IC REG CTRLR BUCK 16TSSOP
In magazzino10547 pcs
Current Limit, Enable, Frequency Control, Power Good
1
-
Yes
Yes
-
Buck
MAX5061
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
16-TSSOP (0.173', 4.40mm Width) Exposed Pad
16-TSSOP-EP
Step-Down
125kHz ~ 1.5MHz
1
Positive
4.75V ~ 28V
RFQ
LM5041SDX
Texas Instruments
IC REG CTRLR MULT TOP 16WSON
In magazzino14530 pcs
Dead Time Control, Frequency Control, Soft Start
1
-
Yes
Yes
-
Half-Bridge, Push-Pull
LM5041
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
16-WFDFN Exposed Pad
16-WSON (5x5)
Step-Up/Step-Down
200kHz, 600kHz
1
Positive
15V ~ 90V
RFQ
ISL6565BCV
Intersil
SWITCHING CONTROLLER
In magazzino36176 pcs
Enable, Frequency Control, Power Good
3
66.7%
-
No
-
Buck
ISL6565
Tube
PWM Signal
-
0°C ~ 105°C (TA)
Surface Mount
28-TSSOP (0.173", 4.40mm Width)
28-TSSOP
Step-Down
80kHz ~ 1.5MHz
3
Positive
4.75V ~ 5.25V
RFQ
MAX1967EUB-T
Analog Devices Inc./Maxim Integrated
PWM STEP-DOWN CONTROLLER
In magazzino23224 pcs
Current Limit, Enable, Dead Time Control, Pulse Skipping, Ramp, Soft Start
1
95%
Yes
No
-
Buck
MAX1967
Bulk
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-uMAX
Step-Down
102kHz
1
Positive
2.7V ~ 28V
RFQ
UC2842ADM
Microchip Technology
IC REG CTRLR BST FLYBK ISO 8SOIC
In magazzino6433 pcs
Frequency Control
1
96%
No
No
-
Boost, Buck, Flyback, Forward
UC2842
Bulk
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Up, Step-Down
Up to 500kHz
1
Positive, Isolation Capable
10V ~ 30V
RFQ
LTC3834EGN-1#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 16SSOP
In magazzino5807 pcs
Enable, Soft Start, Tracking
1
99.4%
Yes
No
-
Buck
LTC3834
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
16-SSOP (0.154', 3.90mm Width)
16-SSOP
Step-Down
250kHz ~ 530kHz
1
Positive
4V ~ 36V
RFQ
AP3585MTR-G1
Diodes Incorporated
IC REG BUCK
In magazzino6720 pcs
Enable, Phase Control, Soft Start
1
89%
Yes
No
-
Buck
AP3585
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SO
Step-Down
300kHz
1
Positive
4.5V ~ 13.2V
RFQ
LTC3704EMS#PBF
Analog Devices Inc.
IC REG CTRLR CUK 10MSOP
In magazzino13419 pcs
Enable, Frequency Control
1
92%
No
Yes
-
Cuk
LTC3704
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
10-MSOP
Step-Up/Step-Down
50kHz ~ 1MHz
1
Negative
2.5V ~ 36V
RFQ
TPS53219RGTR
Texas Instruments
IC REG CTRLR BUCK 16QFN
In magazzino31584 pcs
Enable, Frequency Control, Power Good, Soft Start
1
-
Yes
No
-
Buck
TPS53219
Tape & Reel (TR)
Transistor Driver
D-CAP™, Eco-Mode™
-40°C ~ 85°C (TA)
Surface Mount
16-VFQFN Exposed Pad
16-VQFN (3x3)
Step-Down
500kHz
1
Positive
4.5V ~ 25V
RFQ
MIC2166YMME
Microchip Technology
IC REG CTRLR BUCK 10MSOP
In magazzino33244 pcs
Enable, Power Good
1
82%
Yes
No
-
Buck
MIC2166
Tube
Transistor Driver
Hyper Speed Control®
-40°C ~ 125°C (TJ)
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
10-MSOP-EP
Step-Down
600kHz
1
Positive
4.5V ~ 28V
RFQ
UCC2808ADTR-2
Texas Instruments
IC REG CTRLR PUSH-PULL 8SOIC
In magazzino21883 pcs
Frequency Control
1
49%
No
No
-
Push-Pull
UCC2808
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up/Step-Down
194kHz
2
Positive
4.1V ~ 15V
RFQ
MAX5014CSA
Analog Devices Inc./Maxim Integrated
IC REG CTRLR FLYBACK 8SOIC
In magazzino6120 pcs
Enable, Soft Start
1
85%
No
No
-
Flyback
MAX5014
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up/Step-Down
275kHz
1
Positive, Isolation Capable
13V ~ 36V
RFQ
MAX5094AASA
Analog Devices Inc./Maxim Integrated
IC REG CTRLR MULT TOPOLOGY 8SOIC
In magazzino4870 pcs
Frequency Control
1
96%
No
No
-
Flyback, Forward Converter
MAX5094
Tube
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up/Step-Down
20kHz ~ 1MHz
1
Positive, Isolation Capable
7.6V ~ 30V
RFQ
RT9612BGS
Richtek USA Inc.
IC REG CTRLR BUCK 8SOP
In magazzino15220 pcs
Phase Control
1
-
Yes
No
-
Buck
RT9612
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOP
Step-Down
500kHz
1
Positive
4.5V ~ 13.5V
RFQ
L6712Q
STMicroelectronics
IC REG CTRLR BUCK 36VFQFPN
In magazzino15920 pcs
Frequency Control, Phase Control, Power Good
2
80%
Yes
No
-
Buck
L6712
Tube
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
36-VFQFN Exposed Pad
36-VFQFPN (6x6)
Step-Down
150kHz
2
Positive
7.5V ~ 15V
RFQ
ISL6553CB-T
Intersil
SWITCHING CONTROLLER
In magazzino20137 pcs
Enable, Frequency Control, Power Good
2
-
-
No
-
Buck
ISL6553
Bulk
PWM Signal
-
0°C ~ 70°C (TA)
Surface Mount
16-SOIC (0.154", 3.90mm Width)
16-SOIC
Step-Down
50kHz ~ 1.5MHz
2
Positive
4.75V ~ 5.25V
RFQ
LT8705IUHF#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK-BOOST 38QFN
In magazzino4110 pcs
Enable, Frequency Control, Soft Start
2
-
Yes
Yes
-
Buck-Boost
LT8705
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
38-WFQFN Exposed Pad
38-QFN (5x7)
Step-Up/Step-Down
100kHz ~ 400kHz
2
Positive
2.8V ~ 80V
RFQ
LM5175PWPT
Texas Instruments
IC REG CTRLR BUCK-BOOST 28HTSSOP
In magazzino6414 pcs
Enable, Frequency Control, Power Good, Soft Start
1
-
Yes
Yes
-
Buck-Boost
LM5175
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
28-PowerTSSOP (0.173', 4.40mm Width)
28-HTSSOP
Step-Up/Step-Down
100kHz ~ 600kHz
1
Positive
3.5V ~ 42V
RFQ
NCP5425DB
onsemi
IC REG CTRLR BUCK 20TSSOP
In magazzino10700 pcs
Frequency Control
2
100%
Yes
No
-
Buck
NCP5425
Tube
Transistor Driver
-
0°C ~ 125°C (TJ)
Surface Mount
20-TSSOP (0.173", 4.40mm Width)
20-TSSOP
Step-Down
150kHz ~ 750kHz
2
Positive
4V ~ 16V
RFQ
MAX1844ETP+
Analog Devices Inc./Maxim Integrated
IC REG CTRLR BUCK 20-TQFN
In magazzino9820 pcs
Current Limit, Enable, On Time Control, Power Good
1
-
Yes
No
-
Buck
MAX1844
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
20-WFQFN Exposed Pad
20-TQFN (4x4)
Step-Down
200kHz, 300kHz, 450kHz, 600kHz
1
Positive
4.5V ~ 5.5V
RFQ
SG3526BN
Microchip Technology
IC REG CTRLR BUCK/FLYBACK 18DIP
In magazzino9440 pcs
Dead Time Control, Enable, Frequency Control, Reset, Soft Start
1
49%
Yes
No
-
Buck, Flyback
SG3526
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Through Hole
18-DIP (0.300', 7.62mm)
18-PDIP
Step-Down, Step-Up/Step-Down
1Hz ~ 500kHz
2
Positive
8V ~ 35V
RFQ
ISL6559CB-T
Renesas Electronics America Inc
IC REG CTRLR BUCK 28SOIC
In magazzino13320 pcs
Current Limit, Enable, Frequency Control, Power Good
4
75%
-
No
-
Buck
ISL6559
Tape & Reel (TR)
PWM Signal
-
0°C ~ 70°C (TA)
Surface Mount
28-SOIC (0.295', 7.50mm Width)
28-SOIC
Step-Down
80kHz ~ 1MHz
4
Positive
4.75V ~ 5.25V
RFQ
S-8357G50MC-MJJT2G
ABLIC Inc.
IC REG CTRLR BOOST SOT23-5
In magazzino47850 pcs
-
1
78%
No
No
-
Boost
S-8357
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
SC-74A, SOT-753
SOT-23-5
Step-Up
300kHz
1
Positive
0.9V ~ 10V
RFQ
LTC1629CG#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 28SSOP
In magazzino2759 pcs
Enable, Phase Control, Power Good, Soft Start
2
99.5%
Yes
No
-
Buck
LTC1629
Tube
Transistor Driver
PolyPhase®
0°C ~ 85°C (TA)
Surface Mount
28-SSOP (0.209', 5.30mm Width)
28-SSOP
Step-Down
220kHz
2
Positive
4V ~ 36V
RFQ
TPS40004DGQR
Texas Instruments
IC REG CTRLR BUCK 10MSOP
In magazzino24209 pcs
Current Limit, Enable, Soft Start
1
94%
Yes
No
-
Buck
TPS40004
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width)
10-HVSSOP
Step-Down
300kHz
1
Positive
2.25V ~ 5.5V
RFQ
UC2844BN
STMicroelectronics
IC REG CTRLR PWM CM 8-MINIDIP
In magazzino58100 pcs
Frequency Control
1
48%
No
No
-
Boost, Flyback
UC2844
Tube
Transistor Driver
-
-25°C ~ 85°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-Mini DIP
Step-Up, Step-Up/Step-Down
Up to 500kHz
1
Positive, Isolation Capable
10V ~ 30V
RFQ
LTC1435AIG#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 16SSOP
In magazzino4472 pcs
Enable, Soft Start
1
99%
Yes
No
-
Buck
LTC1435
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
16-SSOP (0.209', 5.30mm Width)
16-SSOP
Step-Down
Up to 400kHz
1
Positive
3.5V ~ 30V
RFQ
UC2856QDWRQ1
Texas Instruments
IC REG CTRLR MULT TOP 16SOIC
In magazzino13037 pcs
Enable, Frequency Control, Soft Start
1
47%
Yes
Yes
-
Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
UC2856
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SOIC
Step-Up, Step-Up/Step-Down
200kHz
2
Positive
7V ~ 40V
RFQ
LTC3824EMSE#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 10MSOP
In magazzino12408 pcs
Frequency Control, Soft Start
1
100%
No
Yes
-
Buck
LTC3824
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
10-MSOP-EP
Step-Down
200kHz ~ 600kHz
1
Positive
4V ~ 60V
RFQ
UCC2801QDRQ1
Texas Instruments
IC REG CTRLR MULT TOPOLOGY 8SOIC
In magazzino14988 pcs
Frequency Control
1
49%
No
No
-
Boost, Flyback, Forward Converter
UCC2801
Tape & Reel (TR)
Transistor Driver
Automotive, AEC-Q100
-40°C ~ 125°C (TJ)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Up, Step-Up/Step-Down
46kHz
1
Positive
7.4V ~ 12V
RFQ
RT8237CZQW(2)
Richtek USA Inc.
IC REG CTRLR BUCK 10WDFN
In magazzino12590 pcs
Current Limit, Enable, Phase Control, Power Good
1
-
Yes
No
-
Buck
RT8237
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
10-WFDFN Exposed Pad
10-WDFN (3x3)
Step-Down
290kHz ~ 430kHz
1
Positive
4.5V ~ 5.5V
RFQ
LTC7804IUD#TRPBF
Analog Devices Inc.
LOW IQ SYNCH BOOST CONTROLLER
In magazzino9933 pcs
-
1
100%
Yes
No
-
Boost
LTC7804
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
16-WFQFN Exposed Pad
16-QFN (3x3)
Step-Up
100kHz ~ 3MHz
1
Positive
4.5V ~ 40V
RFQ
TPS40000DGQR
Texas Instruments
IC REG CTRLR BUCK 10MSOP
In magazzino48052 pcs
Current Limit, Enable, Soft Start
1
94%
Yes
No
-
Buck
TPS40000
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width)
10-HVSSOP
Step-Down
300kHz
1
Positive
2.25V ~ 5.5V
RFQ
UCC38C45DGKR
Texas Instruments
IC REG CTRLR MULT TOP 8VSSOP
In magazzino55380 pcs
Frequency Control
1
48%
No
No
-
Boost, Flyback, Forward Converter
UCC38C45
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 70°C (TJ)
Surface Mount
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-VSSOP
Step-Up, Step-Up/Step-Down
Up to 1MHz
1
Positive
7.6V ~ 18V
RFQ
LTC1709EG-9#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 36SSOP
In magazzino4827 pcs
Enable, Power Good, Soft Start
2
99.5%
Yes
No
-
Buck
LTC1709
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
36-SSOP (0.209", 5.30mm Width)
36-SSOP
Step-Down
140kHz ~ 320kHz
2
Positive
4V ~ 36V
RFQ
ISL78268ARZ
Renesas Electronics America Inc
IC REG CTRLR BUCK 24QFN
In magazzino11251 pcs
Enable, Phase Control, Power Good, Soft Start
1
-
Yes
Yes
-
Buck
ISL78268
Tube
Transistor Driver
Automotive, AEC-Q100
-40°C ~ 125°C (TJ)
Surface Mount
24-VFQFN Exposed Pad
24-QFN (4x4)
Step-Down
50kHz ~ 1.1MHz
1
Positive
4.75V ~ 5.5V
RFQ
NCP1450ASN27T1
onsemi
IC REG CTRLR BOOST 5TSOP
In magazzino4740 pcs
Enable
1
80%
No
No
-
Boost
NCP1450
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
SOT-23-5 Thin, TSOT-23-5
5-TSOP
Step-Up
180kHz
1
Positive
0.9V ~ 6V
RFQ
ISL6327ACRZ
Renesas Electronics America Inc
IC REG CTRLR BUCK 48QFN
In magazzino6800 pcs
Enable, Frequency Control, Soft Start
6
-
-
No
-
Buck
ISL6327
Tube
PWM Signal
-
0°C ~ 70°C (TA)
Surface Mount
48-VFQFN Exposed Pad
48-QFN (7x7)
Step-Down
80kHz ~ 1MHz
6
Positive
4.75V ~ 5.25V
RFQ
CS3843AGDR14
onsemi
SWITCHING CONTROLLER
In magazzino92790 pcs
-
-
-
-
-
-
-
CS3843
Bulk
-
*
-
-
-
-
-
-
-
-
-
RFQ
ISL6526CRZ
Renesas Electronics America Inc
IC REG CTRLR BUCK 16QFN
In magazzino13420 pcs
Enable, Phase Control
1
100%
Yes
No
-
Buck
ISL6526
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
16-VQFN Exposed Pad
16-QFN (5x5)
Step-Down
300kHz
1
Positive
2.97V ~ 3.63V
RFQ
RT8816BGQW
Richtek USA Inc.
IC PWM CTRLR BUCK WQFN-20
In magazzino48480 pcs
Current Limit, Dead Time, Frequency Control, Phase Control, Power Good, Ramp, Soft Start, Tracking
2
-
Yes
No
-
Buck
RT8816
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
20-WFQFN Exposed Pad
20-WQFN (3x3)
Step-Down
250kHz ~ 750kHz
2
Positive
4.5V ~ 5.5V
RFQ
NCV887200D1R2G
onsemi
IC REG CTRLR BOOST/FLYBACK 8SOIC
In magazzino7410 pcs
Current Limit, Enable
1
92%
No
Yes
-
Boost, Flyback
NCV887200
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 150°C (TJ)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Up, Step-Up/Step-Down
675kHz
1
Positive
4.8V ~ 40V
RFQ
MAX5071BASA+T
Analog Devices Inc./Maxim Integrated
IC REG CTRLR FLYBACK 8SOIC
In magazzino8530 pcs
Frequency Control
1
49.8%
No
Yes
-
Flyback
MAX5071
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Up/Step-Down
20kHz ~ 1MHz
1
Positive, Isolation Capable
10.8V ~ 30V
RFQ
SG1577SZ
onsemi
IC REG CTRLR BUCK/BOOST 20-SOP
In magazzino4770 pcs
-
-
95%
-
-
-
-
SG1577
Tape & Reel (TR)
-
-
-40°C ~ 85°C (TA)
Surface Mount
20-SOIC (0.295', 7.50mm Width)
20-SOIC
-
-
2
-
8V ~ 15V
RFQ
MAX5015ESA
Analog Devices Inc./Maxim Integrated
IC REG CTRLR FLYBACK 8SOIC
In magazzino11450 pcs
Enable, Soft Start
1
50%
No
No
-
Flyback
MAX5015
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Up/Step-Down
275kHz
1
Positive, Isolation Capable
13V ~ 36V
RFQ