SG3525AP
STMicroelectronics
IC REG CTRLR BCK/PSH-PULL 16SOIC
Na stanie33847 pcs
Enable, Soft Start
1
49%
Yes
Yes
-
Buck, Push-Pull
SG3525
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
16-SOIC (0.154', 3.90mm Width)
16-SO
Step-Down, Step-Up/Step-Down
100Hz ~ 400kHz
2
Positive
8V ~ 35V
RFQ
LTC3803IS6-5#TRMPBF
Analog Devices Inc.
IC REG CTRLR FLYBACK TSOT23-6
Na stanie9484 pcs
Current Limit, Enable
1
80%
No
No
-
Flyback
LTC3803
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
SOT-23-6 Thin, TSOT-23-6
TSOT-23-6
Step-Up/Step-Down
200kHz
1
Positive, Isolation Capable
4V ~ 8.1V
RFQ
ISL6562CB
Intersil
SWITCHING CONTROLLER
Na stanie13939 pcs
Frequency Control, Phase Control, Power Good
2
50%
Yes
No
-
Buck
ISL6562
Bulk
PWM Signal
-
0°C ~ 70°C (TA)
Surface Mount
16-SOIC (0.154", 3.90mm Width)
16-SOIC
Step-Down
100kHz ~ 2MHz
2
Positive
10.8V ~ 13.2V
RFQ
LTC1148HVCS#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 14SOIC
Na stanie4456 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
MAX1651CSA
Analog Devices Inc./Maxim Integrated
IC REG CTRLR BUCK 8SOIC
Na stanie5750 pcs
Enable
1
96.5%
No
No
-
Buck
MAX1651
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Down
Up to 300kHz
1
Positive
3V ~ 16V
RFQ
BD9853AFV-E2
Rohm Semiconductor
IC REG CTRLR BUCK 16SSOP
Na stanie16723 pcs
Enable, Frequency Control, Soft Start
1
-
Yes
No
-
Buck
BD9853
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
16-LSSOP (0.173', 4.40mm Width)
16-SSOP-B
Step-Down
100kHz ~ 2MHz
2
Positive
4.5V ~ 16V
RFQ
LT3845EN#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 16DIP
Na stanie7935 pcs
Enable, Frequency Control, Soft Start
1
-
Yes
Yes
-
Buck
LT3845
Tube
Transistor Driver
-
-40°C ~ 125°C (TJ)
Through Hole
16-DIP (0.300', 7.62mm)
16-PDIP
Step-Down
300kHz
1
Positive
4V ~ 60V
RFQ
LTC3805IMSE#TRPBF
Analog Devices Inc.
IC REG CTRLR FLYBACK 10MSOP
Na stanie16235 pcs
Enable, Soft Start
1
80%
No
Yes
-
Flyback
LTC3805
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-Up/Step-Down
70kHz ~ 700kHz
1
Positive, Isolation Capable
3.95V ~ 9.5V
RFQ
LT3757IMSE#PBF
Analog Devices Inc.
IC REG CTRLR MULT TOP 10MSOP
Na stanie8442 pcs
Enable, Frequency Control, Soft Start
1
-
No
Yes
-
Boost, Flyback, SEPIC
LT3757
Tube
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
10-TFSOP, 10-MSOP (0.118', 3.00mm Width) Exposed Pad
10-MSOP-EP
Step-Up, Step-Up/Step-Down
100kHz ~ 1MHz
1
Positive and Negative
2.9V ~ 40V
RFQ
MIC2198YML
Microchip Technology
IC REG CTRLR BUCK 12MLF
Na stanie9069 pcs
Enable
1
76%
Yes
No
-
Buck
MIC2198
Tube
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
12-VFDFN Exposed Pad, 12-MLF®
12-MLF™ (4x4)
Step-Down
500kHz
1
Positive
4.5V ~ 32V
RFQ
LTC3833IFE#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 20TSSOP
Na stanie7651 pcs
Enable, Frequency Control, Power Good, Soft Start, Tracking
1
-
Yes
No
-
Buck
LTC3833
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
20-TSSOP (0.173', 4.40mm Width) Exposed Pad
20-TSSOP-EP
Step-Down
200kHz ~ 2MHz
1
Positive
4.5V ~ 38V
RFQ
UC3843BDR2G
onsemi
IC REG CTRLR FLYBACK 14SOIC
Na stanie152670 pcs
Frequency Control
1
96%
No
No
-
Boost, Flyback
UC3843
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
14-SOIC (0.154", 3.90mm Width)
14-SOIC
Step-Up, Step-Up/Step-Down
Up to 500kHz
1
Positive, Isolation Capable
7.6V ~ 30V
RFQ
UC3842N
onsemi
IC REG CTRLR PWM CM 8-DIP
Na stanie15050 pcs
Frequency Control
1
97%
No
No
-
Boost, Flyback
UC3842
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Through Hole
8-DIP (0.300", 7.62mm)
8-DIP
Step-Up, Step-Up/Step-Down
Up to 500kHz
1
Positive, Isolation Capable
10V ~ 30V
RFQ
LTC1149CN-5#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 16DIP
Na stanie2638 pcs
Current Limit, Enable
1
100%
Yes
No
-
Buck
LTC1149
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Through Hole
16-DIP (0.300', 7.62mm)
16-PDIP
Step-Down
Up to 250kHz
1
Positive
Up to 48V
RFQ
UC2842N
Texas Instruments
IC CUR-MODE PWM CONT 8-DIP
Na stanie50420 pcs
Frequency Control
1
97%
No
No
-
Boost, Buck, Buck-Boost, Flyback, Forward
UC2842
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Through Hole
8-DIP (0.300', 7.62mm)
8-PDIP
Step-Up, Step-Down, Step-Up/Step-Down
Up to 500kHz
1
Positive, Isolation Capable
12V ~ 28V
RFQ
LTC1628IG#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 28SSOP
Na stanie3753 pcs
Enable, Frequency Control, Power Good, Soft Start
2
99.4%
Yes
No
-
Buck
LTC1628
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
16-SSOP (0.209', 5.30mm Width)
16-SSOP
Step-Down
220kHz
2
Positive
3.5V ~ 30V
RFQ
UCC28C40P
Texas Instruments
IC REG CTRLR MULT TOPOLOGY 8DIP
Na stanie4990 pcs
Frequency Control
1
96%
No
No
-
Boost, Flyback, Forward Converter
UCC28C40
Tube
Transistor Driver
-
-40°C ~ 105°C (TJ)
Through Hole
8-DIP (0.300', 7.62mm)
8-PDIP
Step-Up, Step-Up/Step-Down
Up to 1MHz
1
Positive
6.6V ~ 18V
RFQ
MP8352DL-LF-Z
Monolithic Power Systems Inc.
IC REG CTRLR BUCK 14WDFN
Na stanie11896 pcs
Enable, Power Good
1
90%
No
Yes
-
Buck
MP8352
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
14-VFDFN Exposed Pad
14-QFN (3x4)
Step-Down
600kHz
1
Positive
3V ~ 6V
RFQ
CS5323GDW20
onsemi
SWITCHING CONTROLLER
Na stanie33093 pcs
-
-
-
-
-
-
-
CS5323
Bulk
-
*
-
-
-
-
-
-
-
-
-
RFQ
UCC3585MTR
Texas Instruments
IC REG CTRLR BUCK 16SSOP
Na stanie7920 pcs
Current Limit, Enable, Frequency Control, Soft Start
1
100%
Yes
No
-
Buck
UCC3585
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 85°C (TA)
Surface Mount
16-SSOP (0.154', 3.90mm Width)
16-SSOP
Step-Down
500kHz
1
Positive
3V ~ 5.5V
RFQ
LM5020SD-1
Texas Instruments
IC REG CTRLR FLYBACK 10WSON
Na stanie8700 pcs
Frequency Control, Soft Start
1
80%
No
Yes
-
Flyback
LM5020
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
10-WDFN Exposed Pad
10-WSON (4x4)
Step-Up/Step-Down
200kHz ~ 630kHz
1
Positive
8V ~ 15V
RFQ
SI9112DY-E3
Vishay Siliconix
IC REG CTRLR MULT TOP 14SOIC
Na stanie8190 pcs
Enable, Reset
1
-
No
No
-
Cuk, Flyback, Forward Converter, Push-Pull
SI9112
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
14-SOIC (0.154', 3.90mm Width)
14-SOIC
Step-Up/Step-Down
40kHz ~ 1MHz
1
Positive
9V ~ 13.5V
RFQ
ADP1873ARMZ-0.6-R7
Analog Devices Inc.
IC REG CTRLR BUCK 10MSOP
Na stanie21753 pcs
Enable
1
65%
Yes
No
-
Buck
ADP1873
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-MSOP
Step-Down
600kHz
1
Positive
2.75V ~ 20V
RFQ
LT3791IFE-1#PBF
Analog Devices Inc.
IC REG CTRLR BUCK-BOOST 38TSSOP
Na stanie3217 pcs
Enable, Frequency Control, Soft Start
2
-
Yes
Yes
-
Buck-Boost
LT3791
Tube
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
38-TFSOP (0.173", 4.40mm Width) Exposed Pad
38-TSSOP-EP
Step-Up/Step-Down
200kHz ~ 700kHz
2
Positive
4.7V ~ 60V
RFQ
UC3825DWTR
Texas Instruments
IC REG CTRLR MULT TOP 16SOIC
Na stanie10930 pcs
Current Limit, Enable, Frequency Control, Ramp, Soft Start
1
85%
No
No
-
Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull
UC3825
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SOIC
Step-Up, Step-Down, Step-Up/Step-Down
340kHz ~ 460kHz
2
Positive
8.4V ~ 30V
RFQ
L6732C
STMicroelectronics
IC REG CTRLR BUCK 16TSSOP
Na stanie9440 pcs
Current Limit, Enable, Phase Control, Power Good, Soft Start
1
100%
Yes
Yes
-
Buck
L6732
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
16-PowerTSSOP (0.173", 4.40mm Width)
16-HTSSOP
Step-Down
250kHz, 500kHz
1
Positive
4.5V ~ 14V
RFQ
LM1771TSD
Texas Instruments
SWITCHING CONTROLLER, VOLTAGE-MO
Na stanie63610 pcs
Enable
1
-
Yes
No
-
Buck
-
Bulk
Transistor Driver
-
-40°C ~ 125°C (TJ)
Surface Mount
6-WDFN Exposed Pad
6-WSON (3x3)
Step-Down
100kHz ~ 1MHz
1
Positive
2.8V ~ 5.5V
RFQ
UC3842BN
STMicroelectronics
IC REG CTRLR PWM CM 8-MINIDIP
Na stanie96460 pcs
Frequency Control
1
96%
No
No
-
Boost, Flyback
UC3842
Tube
Transistor Driver
-
0°C ~ 70°C (TJ)
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
SMBZ10-20LT1
onsemi
ZEN SOT23 REG .225W SPCL
Na stanie1578400 pcs
-
-
-
-
-
-
-
SMBZ10
Bulk
-
*
-
-
-
-
-
-
-
-
-
RFQ
LTC3891HUDC#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 20QFN
Na stanie4518 pcs
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
1
99%
Yes
No
-
Buck
LTC3891
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 150°C (TJ)
Surface Mount
20-WFQFN Exposed Pad
20-QFN (3x4)
Step-Down
105kHz ~ 835kHz, 350kHz ~ 535kHz
1
Positive
4V ~ 60V
RFQ
UC3842D8TR
Texas Instruments
IC REG CTRLR PWM CM 8SOIC
Na stanie55270 pcs
Frequency Control
1
97%
No
No
-
Boost, Buck, Buck-Boost, Flyback, Forward
UC3842
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Up, Step-Down, Step-Up/Step-Down
Up to 500kHz
1
Positive, Isolation Capable
12V ~ 28V
RFQ
LTC3728LIGN#TRPBF
Linear Technology
LTC3728 - 550KHZ, DUAL, 2 PHASE
Na stanie4422 pcs
-
-
-
-
-
-
-
LTC3728
Bulk
-
*
-
-
-
-
-
-
-
-
-
RFQ
LTC1435CS#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 16SOIC
Na stanie4513 pcs
Enable, Soft Start
1
99%
Yes
No
-
Buck
LTC1435
Tube
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
16-SOIC (0.154", 3.90mm Width)
16-SO
Step-Down
Up to 400kHz
1
Positive
3.5V ~ 30V
RFQ
MAX1631EAI
Analog Devices Inc./Maxim Integrated
IC REG CTRLR BUCK 28SSOP
Na stanie12250 pcs
Enable, Reset, Sequencing
1
99%
Yes
Yes
-
Buck
MAX1631
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
28-SSOP (0.209", 5.30mm Width)
28-SSOP
Step-Down
200kHz ~ 300kHz
2
Positive
4.2V ~ 30V
RFQ
UCC2581D
Texas Instruments
IC REG CTRLR MULT TOP 14SOIC
Na stanie17439 pcs
Current Limit, Enable, Frequency Control, Soft Start
1
84%
No
Yes
-
Boost, Flyback, Forward Converter
UCC2581
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
14-SOIC (0.154", 3.90mm Width)
14-SOIC
Step-Up, Step-Up/Step-Down
Up to 100kHz
1
Positive, Isolation Capable
6.8V ~ 15V
RFQ
LTC3811EG#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 36SSOP
Na stanie6736 pcs
Current Limit, Enable, Phase Control, Power Good, Soft Start, Tracking
2
-
Yes
Yes
-
Buck
LTC3811
Tape & Reel (TR)
Transistor Driver
PolyPhase®
-40°C ~ 85°C (TA)
Surface Mount
36-SSOP (0.209', 5.30mm Width)
36-SSOP
Step-Down
250kHz ~ 750kHz
2
Positive
4.5V ~ 30V
RFQ
LTC3871ILXE
Analog Devices Inc.
IC POWER MANAGEMENT
Na stanie7010 pcs
Current Limit, Enable, Frequency Control, Phase Control, Soft Start
Programmable
98%
Yes
Yes
-
Buck, Boost
LTC3871
Tube
Transistor Driver
PolyPhase®
-40°C ~ 125°C (TA)
Surface Mount
48-LQFP Exposed Pad
48-eLQFP (7x7)
Step-Up, Step-Down
60kHz ~ 460kHz
2
Positive
1.2V ~ 100V
RFQ
UC3843ADR2
onsemi
IC REG CTRLR BUCK 14SOIC
Na stanie12640 pcs
Frequency Control
1
96%
No
No
-
Boost, Flyback
UC3843
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 70°C (TA)
Surface Mount
14-SOIC (0.154', 3.90mm Width)
14-SOIC
Step-Up, Step-Up/Step-Down
Up to 500kHz
1
Positive, Isolation Capable
7.6V ~ 30V
RFQ
HIP6302CB
Renesas Electronics America Inc
IC REG CTRLR BUCK 16SOIC
Na stanie4720 pcs
Enable, Frequency Control, Power Good
2
-
-
No
-
Buck
HIP6302
Tube
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
UC3844BVD1R2G
onsemi
IC REG CTRLR PWM CM 8-SOIC
Na stanie88940 pcs
Frequency Control
1
48%
No
No
-
Boost, Flyback
UC3844
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 105°C (TA)
Surface Mount
8-SOIC (0.154', 3.90mm Width)
8-SOIC
Step-Up, Step-Up/Step-Down
Up to 500kHz
1
Positive, Isolation Capable
10V ~ 36V
RFQ
BD9842FV-E2
Rohm Semiconductor
IC REG CTRLR BUCK 20SSOP
Na stanie17288 pcs
Dead Time Control, Enable, Frequency Control, Soft Start
1
-
No
No
-
Buck
BD9842
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 105°C (TA)
Surface Mount
20-LSSOP (0.173', 4.40mm Width)
20-SSOP-B
Step-Down
100kHz ~ 1.5MHz
2
Positive
3.6V ~ 35V
RFQ
LTC3736EGN-1#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 24SSOP
Na stanie5523 pcs
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking
2
100%
Yes
No
-
Buck
LTC3736
Tape & Reel (TR)
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
24-SSOP (0.154', 3.90mm Width)
24-SSOP
Step-Down
300kHz ~ 750kHz
2
Positive
2.75V ~ 9.8V
RFQ
TPS5210PWPR
Texas Instruments
IC REG CTRLR BUCK 28HTSSOP
Na stanie6738 pcs
Current Limit, Enable, Power Good, Soft Start
1
-
Yes
No
-
Buck
TPS5210
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 125°C (TJ)
Surface Mount
28-PowerTSSOP (0.173", 4.40mm Width)
28-HTSSOP
Step-Down
-
1
Positive
11.4V ~ 13V
RFQ
LTC3870IUFD#TRPBF
Analog Devices Inc.
IC REG CTRLR BUCK 28QFN
Na stanie9274 pcs
Current Limit, Enable, Frequency Control, Phase Control, Soft Start
2
-
Yes
Yes
-
Buck
LTC3870
Tape & Reel (TR)
Transistor Driver
PolyPhase®
-40°C ~ 125°C (TJ)
Surface Mount
28-WFQFN Exposed Pad
28-QFN (4x5)
Step-Down
500kHz
2
Positive
4.5V ~ 60V
RFQ
LTC1775IS#PBF
Analog Devices Inc.
IC REG CTRLR BUCK/BCK-BST 16SOIC
Na stanie4245 pcs
Enable, Soft Start
1
99%
Yes
Yes
-
Buck, Buck-Boost
LTC1775
Tube
Transistor Driver
-
-40°C ~ 85°C (TA)
Surface Mount
16-SOIC (0.154", 3.90mm Width)
16-SO
Step-Down, Step-Up/Step-Down
150kHz
1
Positive or Negative
4.3V ~ 36V
RFQ
LTC3775IUD#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 16QFN
Na stanie10613 pcs
Current Limit, Enable, Frequency Control, Soft Start
1
90%
Yes
Yes
-
Buck
LTC3775
Tube
Transistor Driver
PolyPhase®
-40°C ~ 125°C (TJ)
Surface Mount
16-WFQFN Exposed Pad
16-QFN (3x3)
Step-Down
250kHz ~ 1MHz
1
Positive
4.5V ~ 38V
RFQ
LM5141QURGERQ1
Texas Instruments
IC POWER
Na stanie10413 pcs
Current Limit, Enable, Frequency Control, Power Good, Soft Start
1
-
Yes
Yes
-
Buck
LM5141
Tape & Reel (TR)
Transistor Driver
Automotive, AEC-Q100
-40°C ~ 150°C (TJ)
Surface Mount
24-VFQFN Exposed Pad
24-VQFN (4x4)
Step-Down
440kHz, 2.2MHz
1
Positive
3.8V ~ 65V
RFQ
UCC28C40D
Texas Instruments
IC REG CTRLR MULT TOPOLOGY 8SOIC
Na stanie30176 pcs
Frequency Control
1
96%
No
No
-
Boost, Flyback, Forward Converter
UCC28C40
Tube
Transistor Driver
-
-40°C ~ 105°C (TJ)
Surface Mount
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up, Step-Up/Step-Down
Up to 1MHz
1
Positive
6.6V ~ 18V
RFQ
LTC3851AHMSE-1#PBF
Analog Devices Inc.
IC REG CTRLR BUCK 16MSOP
Na stanie6744 pcs
Enable, Frequency Control, Power Good, Soft Start, Tracking
1
99%
Yes
No
-
Buck
LTC3851
Tube
Transistor Driver
-
-40°C ~ 150°C (TJ)
Surface Mount
16-TFSOP (0.118", 3.00mm Width) Exposed Pad
16-MSOP-EP
Step-Down
235kHz ~ 750kHz
1
Positive
4V ~ 38V
RFQ
IR3710MTRPBF
Infineon Technologies
IC REG CTRLR BUCK 16-MLPQ
Na stanie4310 pcs
Current Limit, Enable, Power Good, Soft Start
1
-
Yes
No
-
Buck
IR3710
Tape & Reel (TR)
Transistor Driver
-
0°C ~ 125°C (TJ)
Surface Mount
16-VFQFN Exposed Pad
16-MLPQ (3x3)
Step-Down
Up to 1MHz
1
Positive
3V ~ 28V
RFQ