LTC3638MPMSE#TRPBF
Analog Devices Inc.
IC REG BUCK ADJ 250MA 16MSOP
Быть в наличии1915 pcs
1
Positive
Buck
0.8V
140V
No
4V
-
-
-
-
-
LTC3638
Tape & Reel (TR)
-55°C ~ 150°C (TJ)
-
-
Surface Mount
140V
Adjustable
16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad
16-MSOP-EP
Step-Down
250mA
RFQ
MPQ4570GF-Z
Monolithic Power Systems Inc.
IC REG BUCK ADJ 3A 20TSSOP
Быть в наличии20492 pcs
1
Positive
Buck
1V
49.5V
Yes
4.5V
520kHz
-
-
-
-
MPQ4570
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
55V
Adjustable
20-TSSOP (0.173', 4.40mm Width) Exposed Pad
20-TSSOP-EP
Step-Down
3A
RFQ
LM2576S-5.0
UMW
IC REG BUCK 3A TO263-5L
Быть в наличии27743 pcs
1
Positive
Buck
-
5V
Yes
-
52kHz
-
-
-
-
-
Tape & Reel (TR)
-40°C ~ 125°C (TA)
-
LM2576
Surface Mount
40V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5L
Step-Down
3A
RFQ
SI-8050TFE
Sanken
IC REG BUCK 5V 1.5A TO220F-5
Быть в наличии66810 pcs
1
Positive
Buck
5V
-
No
8V
300kHz
-
-
-
-
-
Tube
-20°C ~ 85°C (TA)
-
-
Through Hole
40V
Fixed
TO-220-5 Full Pack, Formed Leads
TO-220F-5
Step-Down
1.5A
RFQ
PAM2308BYMAA
Diodes Incorporated
IC REG BUCK ADJ 1A DL 10WDFN
Быть в наличии9010 pcs
2
Positive
Buck
0.6V
5.5V
Yes
2.5V
1.5MHz
-
-
-
-
PAM2308
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
10-WFDFN Exposed Pad
10-WDFN (3x3)
Step-Down
1A
RFQ
CS51412EDR8G
onsemi
IC REG BUCK ADJ 1.5A 8SOIC
Быть в наличии5610 pcs
1
Positive
Buck
1.27V
38V
No
4.5V
260kHz
-
-
-
-
CS51412
Tape & Reel (TR)
-40°C ~ 150°C (TJ)
-
-
Surface Mount
40V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Down
1.5A
RFQ
MAX16907RATE/V+T
Analog Devices Inc./Maxim Integrated
IC REG BUCK ADJ/5V 3A 16TQFN
Быть в наличии11031 pcs
1
Positive
Buck
1V (5V)
10V
No
3.5V
2.2MHz
-
-
-
-
MAX16907
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
Automotive, AEC-Q100
Surface Mount
36V
Adjustable (Fixed)
16-WQFN Exposed Pad
16-TQFN (5x5)
Step-Down
3A
RFQ
MCP1640T-I/CHY
Microchip Technology
IC REG BOOST ADJ 350MA SOT23-6
Быть в наличии46280 pcs
1
Positive
Boost
2V
5.5V
Yes
0.8V
500kHz
-
-
-
-
MCP1640
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
SOT-23-6
SOT-23-6
Step-Up
350mA
RFQ
TLV62084DSGR
Texas Instruments
IC REG BUCK ADJUSTABLE 2A 8WSON
Быть в наличии43180 pcs
1
Positive
Buck
0.5V
4V
Yes
2.7V
2MHz
-
-
-
-
TLV62084
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
DCS-Control™
Surface Mount
6V
Adjustable
8-WFDFN Exposed Pad
8-WSON (2x2)
Step-Down
2A
RFQ
TPS54360BQDDARQ1
Texas Instruments
IC REG BCK SPLIT RAIL ADJ 8SOPWR
Быть в наличии7871 pcs
1
Positive
Buck, Split Rail
0.8V
58.8V
No
4.5V
100kHz ~ 2.5MHz
-
-
-
-
TPS54360
Tape & Reel (TR)
-40°C ~ 150°C (TJ)
-
Automotive, AEC-Q100, Eco-Mode™
Surface Mount
60V
Adjustable
8-PowerSOIC (0.154", 3.90mm Width)
8-SO PowerPad
Step-Down
3.5A
RFQ
TPS62008DGSR
Texas Instruments
IC REG BUCK 1.9V 600MA 10VSSOP
Быть в наличии42013 pcs
1
Positive
Buck
1.9V
-
Yes
2.5V
750kHz
-
-
-
-
TPS62008
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Fixed
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-VSSOP
Step-Down
600mA
RFQ
MAX16903SATB50/V+T
Analog Devices Inc./Maxim Integrated
IC REG BUCK 5V 1A 10TDFN
Быть в наличии9127 pcs
1
Positive
Buck
5V
-
Yes
3.5V
2.1MHz
-
-
-
-
MAX16903
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
Automotive, AEC-Q100
Surface Mount
28V
Fixed
10-WFDFN Exposed Pad
10-TDFN (3x3)
Step-Down
1A
RFQ
LT8609EMSE#TRPBF
Analog Devices Inc.
IC REG BUCK ADJUSTABLE 2A 10MSOP
Быть в наличии8051 pcs
1
Positive
Buck
0.782V
42V
Yes
3V
200kHz ~ 2.2MHz
-
-
-
-
LT8609
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
42V
Adjustable
10-TFSOP, 10-MSOP (0.118', 3.00mm Width) Exposed Pad
10-MSOP-EP
Step-Down
3A
RFQ
ADP2120ACPZ-1.0-R7
Analog Devices Inc.
IC REG BUCK 1V 1.25A 10LFCSP
Быть в наличии21357 pcs
1
Positive
Buck
1V
-
Yes
2.3V
1.2MHz
-
-
-
-
ADP2120
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Fixed
10-VFDFN Exposed Pad, CSP
10-LFCSP-WD (3x3)
Step-Down
1.25A
RFQ
SP6641BEK-L-5-0
MaxLinear, Inc.
IC REG BOOST 5V 1.5A SOT23-5
Быть в наличии16740 pcs
1
Positive
Boost
5V
-
Yes
0.5V
-
-
-
-
-
-
Bulk
-40°C ~ 85°C (TA)
-
-
Surface Mount
4.5V
Fixed
SC-74A, SOT-753
SOT-23-5
Step-Up
1.5A (Switch)
RFQ
MP3212DQ-LF-Z
Monolithic Power Systems Inc.
IC REG BOOST ADJ 1.3A 10QFN
Быть в наличии25186 pcs
1
Positive
Boost
2.3V
28V
No
2.3V
1MHz
-
-
-
-
MP3212
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
10-VFDFN Exposed Pad
10-QFN (3x3)
Step-Up
1.3A
RFQ
MAX5033DASA+
Analog Devices Inc./Maxim Integrated
IC REG BUCK ADJ 500MA 8SOIC
Быть в наличии19754 pcs
1
Positive
Buck
1.221V
13.2V
No
7.5V
125kHz
-
-
-
-
MAX5033
Tube
-40°C ~ 125°C (TJ)
-
-
Surface Mount
76V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Down
500mA
RFQ
UC2577TDTR-ADJ
Texas Instruments
IC REG MULT CONFG ADJ 3A TO263
Быть в наличии16200 pcs
1
Positive
Boost, Flyback, Forward Converter
5V
60V
No
3V
52kHz
-
-
-
-
UC257
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
40V
Adjustable
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
DDPAK/TO-263-5
Step-Up, Step-Up/Step-Down
3A (Switch)
RFQ
BD9702CP-V5E2
Rohm Semiconductor
IC REG BUCK ADJ 3A TO220CP-V5
Быть в наличии14961 pcs
1
Positive
Buck
1V
32V
No
8V
110kHz
-
-
-
-
BD9702
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Through Hole
35V
Adjustable
TO-220-5 Full Pack, Formed Leads
TO220CP-V5
Step-Down
3A
RFQ
RT7299BHGQW
Richtek USA Inc.
IC REG BUCK ADJUSTABLE 8A 14WQFN
Быть в наличии17741 pcs
1
Positive
Buck
0.6V
18V
Yes
4.5V
200kHz ~ 1.6MHz
-
-
-
-
RT7299
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
18V
Adjustable
14-WFQFN Exposed Pad
14-WQFN-AL (3.5x3.5)
Step-Down
8A
RFQ
MP8715DN-LF-Z
Monolithic Power Systems Inc.
IC REG BUCK ADJUSTABLE 4A 8SOIC
Быть в наличии16827 pcs
1
Positive
Buck
0.8V
21V
Yes
4.5V
500kHz
-
-
-
-
MP8715
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
21V
Adjustable
8-SOIC (0.154", 3.90mm Width) Exposed Pad
8-SOICE
Step-Down
4A
RFQ
RT7249GQW
Richtek USA Inc.
IC REG BUCK ADJUSTABLE 3A 16WQFN
Быть в наличии11117 pcs
1
Positive
Buck
0.8V
15V
Yes
4.5V
300kHz ~ 1.4MHz
-
-
-
-
RT7249
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
18V
Adjustable
16-WQFN Exposed Pad
16-WQFN (4x4)
Step-Down
3A
RFQ
ISL65426HRZ
Intersil
DUAL SWITCHING CONTROLLER, CURRE
Быть в наличии5000 pcs
2
Positive
Buck
1V
4V
Yes
3V
1MHz
-
-
-
-
-
Bulk
-10°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
50-VFQFN Exposed Pad
50-QFN (5x10)
Step-Down
6A
RFQ
MAX1734EUK15+T
Analog Devices Inc./Maxim Integrated
IC REG BUCK 1.5V 250MA SOT23-5
Быть в наличии13580 pcs
1
Positive
Buck
1.5V
-
Yes
2.7V
1.2MHz
-
-
-
-
MAX1734
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Fixed
SC-74A, SOT-753
SOT-23-5
Step-Down
250mA
RFQ
MP2249DN-LF
Monolithic Power Systems Inc.
IC REG BUCK ADJUSTABLE 3A 8SOIC
Быть в наличии16910 pcs
1
Positive
Buck
0.6V
6V
Yes
2.5V
1MHz
-
-
-
-
-
Tube
-40°C ~ 85°C (TA)
-
-
Surface Mount
6V
Adjustable
8-SOIC (0.154', 3.90mm Width) Exposed Pad
8-SOICE
Step-Down
3A
RFQ
TPS62590DRVT
Texas Instruments
IC REG BUCK ADJUSTABLE 1A 6SON
Быть в наличии57540 pcs
1
Positive
Buck
0.75V
5.5V
Yes
2.5V
2.25MHz
-
-
-
-
TPS62590
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
6-WDFN Exposed Pad
6-WSON (2x2)
Step-Down
1A
RFQ
LT8631EFE#TRPBF
Analog Devices Inc.
IC REG BUCK ADJ 1A 20TSSOP
Быть в наличии7165 pcs
1
Positive
Buck
0.8V
60V
Yes
3V
100kHz ~ 1MHz
-
-
-
-
LT8631
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
100V
Adjustable
20-TSSOP (0.173', 4.40mm Width), 16 Leads, Exposed Pad
20-TSSOP-EP
Step-Down
1A
RFQ
BD9006F-E2
Rohm Semiconductor
IC REG BUCK ADJUSTABLE 2A 8SOP
Быть в наличии16363 pcs
1
Positive
Buck
0.8V
35V
No
7V
50kHz ~ 500kHz
-
-
-
-
BD9006
Tape & Reel (TR)
-40°C ~ 105°C
-
-
Surface Mount
35V
Adjustable
8-SOIC (0.173", 4.40mm Width)
8-SOP
Step-Down
2A
RFQ
TPS560430X3FDBVR
Texas Instruments
IC REG BUCK PWM 600MA SOT23-6
Быть в наличии116020 pcs
1
Positive
Buck
3.3V
-
Yes
4V
1.1MHz
-
-
-
-
TPS560430
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
SIMPLE SWITCHER®
Surface Mount
36V
PWM
SOT-23-6
SOT-23-6
Step-Down
600mA
RFQ
LT1376HVIS#TRPBF
Analog Devices Inc.
IC REG BCK SEPIC ADJ 1.5A 16SOIC
Быть в наличии4971 pcs
1
Positive
Buck, SEPIC
2.42V
25.8V
No
5V
500kHz
-
-
-
-
LT1376
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
30V
Adjustable
16-SOIC (0.154', 3.90mm Width)
16-SO
Step-Down
1.5A (Switch)
RFQ
LTC3612EFE#PBF
Analog Devices Inc.
IC REG BUCK ADJ 3A 20TSSOP
Быть в наличии5151 pcs
1
Positive
Buck
0.6V
5.5V
Yes
2.25V
300kHz ~ 4MHz
-
-
-
-
LTC3612
Tube
-55°C ~ 150°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
20-TSSOP (0.173', 4.40mm Width) Exposed Pad
20-TSSOP-EP
Step-Down
3A
RFQ
TPS54240QDGQRQ1
Texas Instruments
IC REG BCK SPLIT RAIL ADJ 10MSOP
Быть в наличии21922 pcs
1
Positive
Buck, Split Rail
0.8V
39V
No
3.5V
100kHz ~ 2.5MHz
-
-
-
-
TPS54240
Tape & Reel (TR)
-40°C ~ 125°C (TA)
-
Automotive, AEC-Q100, SWIFT™, Eco-Mode™
Surface Mount
42V
Adjustable
10-PowerTFSOP, 10-MSOP (0.118', 3.00mm Width)
10-HVSSOP
Step-Down
2.5A
RFQ
LTC3401EMS#TRPBF
Analog Devices Inc.
IC REG BOOST ADJ 1A 10MSOP
Быть в наличии6111 pcs
1
Positive
Boost
2.6V
5.5V
Yes
0.5V
2MHz
-
-
-
-
LTC3401
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
10-MSOP
Step-Up
1A (Switch)
RFQ
AOZ2151QI-01
Alpha & Omega Semiconductor Inc.
IC REG BUCK ADJ 4A 18QFN
Быть в наличии57880 pcs
1
Positive
Buck
0.8V
23.8V
Yes
6.5V
1MHz
-
-
-
-
AOZ2151
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
EZBuck™
Surface Mount
28V
Adjustable
18-PowerWFQFN
18-QFN (3x3)
Step-Down
4A
RFQ
FAN2108MPX
onsemi
IC REG BUCK ADJUSTABLE 8A 25MLP
Быть в наличии18275 pcs
-
-
-
-
-
-
-
-
-
-
-
-
FAN2108
Cut Tape (CT)
-
-
*
-
-
-
-
-
-
-
RFQ
LT1054IS8#PBF
Analog Devices Inc.
IC REG CHARGE PUMP INV 8SOIC
Быть в наличии4848 pcs
1
Positive or Negative
Charge Pump
2.5V (-Vin, 2Vin)
30V
No
3.5V
25kHz
-
-
-
-
LT1054
Tube
-40°C ~ 100°C (TJ)
-
-
Surface Mount
15V
Adjustable (Fixed)
8-SOIC (0.154', 3.90mm Width)
8-SO
Ratiometric, Step-Up
100mA
RFQ
L7981ATR
STMicroelectronics
IC REG BUCK ADJUSTABLE 3A 8HSOP
Быть в наличии26428 pcs
1
Positive
Buck
0.6V
28V
No
4.5V
250kHz ~ 1MHz
-
-
-
-
L7981
Tape & Reel (TR)
-40°C ~ 150°C (TJ)
-
-
Surface Mount
28V
Adjustable
8-SOIC (0.154", 3.90mm Width) Exposed Pad
8-HSOP
Step-Down
3A
RFQ
MP3430HQ-LF-Z
Monolithic Power Systems Inc.
IC REG BOOST ADJ 600MA 16QFN
Быть в наличии22436 pcs
1
Positive
Boost
2.7V
90V
No
2.7V
1.3MHz
-
-
-
-
MP3430
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
16-VFQFN Exposed Pad
16-QFN (3x3)
Step-Up
600mA (Switch)
RFQ
NCP3063BPG
onsemi
IC REG BUCK BST ADJ 1.5A 8DIP
Быть в наличии5880 pcs
1
Positive or Negative
Buck, Boost
1.25V
40V (Switch)
No
3V
150kHz
-
-
-
-
NCP3063
Tube
-40°C ~ 125°C (TJ)
-
-
Through Hole
40V
Adjustable
8-DIP (0.300", 7.62mm)
8-PDIP
Step-Up, Step-Down
1.5A (Switch)
RFQ
LTC3414IFE#TRPBF
Analog Devices Inc.
IC REG BUCK ADJ 4A 20TSSOP
Быть в наличии5563 pcs
1
Positive
Buck
0.8V
5V
Yes
2.25V
1MHz
-
-
-
-
LTC3414
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
20-TSSOP (0.173", 4.40mm Width) Exposed Pad
20-TSSOP-EP
Step-Down
4A
RFQ
TPS6755IDRG4
Texas Instruments
IC REG BCK BST ADJ 270MA 8SOIC
Быть в наличии10200 pcs
1
Negative
Buck-Boost
-1.22V
-9.3V
No
2.7V
160kHz
-
-
-
-
TPS6755
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
9V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up/Step-Down
270mA
RFQ
RT7257DHZSP
Richtek USA Inc.
IC REG BUCK ADJUSTABLE 3A 8SOP
Быть в наличии16180 pcs
1
Positive
Buck
0.8V
12V
Yes
4.5V
1.2MHz
-
-
-
-
-
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
18V
Adjustable
8-SOIC (0.154", 3.90mm Width) Exposed Pad
8-SOP-EP
Step-Down
3A
RFQ
L4962E/A
STMicroelectronics
IC REG BUCK ADJ 1.5A 7HEPTAWATT
Быть в наличии16710 pcs
1
Positive
Buck
5.1V
40V
No
9V
100kHz
-
-
-
-
L4962
Tube
-40°C ~ 150°C (TJ)
-
-
Through Hole
46V
Adjustable
Heptawatt-7 (Vertical, Bent and Staggered Leads)
7-HEPTAWATT
Step-Down
1.5A
RFQ
LMR50410YFQDBVRQ1
Texas Instruments
AUTOMOTIVE QUALIFIED SIMPLE SWIT
Быть в наличии61650 pcs
1
Positive
Buck
1V
28V
Yes
4V
2.1MHz
-
-
-
-
LMR50410
Tape & Reel (TR)
-40°C ~ 150°C (TJ)
-
Automotive, AEC-Q100, SIMPLE SWITCHER®
Surface Mount
36V
Adjustable
SOT-23-6
SOT-23-6
Step-Down
1A
RFQ
BD93291EFJ-E2
Rohm Semiconductor
IC REG BUCK ADJ/5V DL 8HTSOP-J
Быть в наличии65700 pcs
2
Positive
Buck
0.8V (5V)
4V
Yes
8V
300kHz ~ 600kHz, 1.5MHz ~ 2.5MHz
-
-
-
-
BD93291
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
26V
Adjustable (Fixed)
8-SOIC (0.154", 3.90mm Width) Exposed Pad
8-HTSOP-J
Step-Down
1.7A, 500mA
RFQ
LTM4645IY#PBF
ADI (Analog Devices, Inc.)
25A DC/DC STEP-DOWN MODULE REGUL
Быть в наличии932 pcs
1
Positive
Buck
0.6V
1.8V
No
4.7V
600kHz
Tray
LTM4645
3 (168 Hours)
RoHS Compliant
-
-
-40°C ~ 125°C (TJ)
Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 25A 77-BBGA Module
-
Surface Mount
15V
Adjustable
77-BBGA Module
77-BGA (15x9)
Step-Down
25A
RFQ
TPS62232DRYR
Texas Instruments
IC REG BUCK 1.2V 500MA 6SON
Быть в наличии83700 pcs
1
Positive
Buck
1.2V
-
Yes
2.05V
3MHz
-
-
-
-
TPS62232
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
6V
Fixed
6-UFDFN
6-SON (1.45x1)
Step-Down
500mA
RFQ
TLV62565DBVR
Texas Instruments
IC REG BUCK ADJ 1.5A SOT23-5
Быть в наличии78820 pcs
1
Positive
Buck
0.6V
5.23V
Yes
2.7V
1.5MHz
-
-
-
-
TLV62565
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
SC-74A, SOT-753
SOT-23-5
Step-Down
1.5A
RFQ
MP1482DS-LF-Z
Monolithic Power Systems Inc.
IC REG BUCK ADJUSTABLE 2A 8SOIC
Быть в наличии22832 pcs
1
Positive
Buck
0.923V
15V
Yes
4.75V
340kHz
-
-
-
-
MP1482
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
18V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Down
2A
RFQ
ISL8026AIRTAJZ
Renesas Electronics America Inc
IC REG BUCK ADJUSTABLE 6A 16TQFN
Быть в наличии17533 pcs
1
Positive
Buck
0.6V
5.5V
Yes
2.5V
490kHz ~ 4.2MHz
-
-
-
-
ISL8026
Tube
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
16-WFQFN Exposed Pad
16-TQFN (3x3)
Step-Down
6A
RFQ