LT1374CFE#PBF
Analog Devices Inc.
IC REG BUCK SEPIC ADJ 16TSSOP
Σε απόθεμα3281 pcs
1
Positive
Buck, SEPIC
2.42V
21.5V
No
5V
500kHz
-
-
-
LT1374
Tube
0°C ~ 125°C (TJ)
-
-
Surface Mount
25V
Adjustable
16-TSSOP (0.173', 4.40mm Width) Exposed Pad
16-TSSOP-EP
Step-Down
4.5A (Switch)
RFQ
AOZ5007QI
Alpha & Omega Semiconductor Inc.
IC REG BUCK 50A 40QFN
Σε απόθεμα10120 pcs
1
Positive
Buck
-
-
Yes
4.5V
200kHz ~ 1.5MHz
-
-
-
-
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
DrMOS
Surface Mount
25V
-
40-WFQFN Exposed Pad
40-QFN (6x6)
Step-Down
50A
RFQ
TPS55010RTET
Texas Instruments
IC REG FLYBACK ADJ 16WQFN
Σε απόθεμα14579 pcs
1
Positive or Negative, Isolation Capable
Flyback
3.3V
20V
Yes
2.98V
100kHz ~ 2MHz
-
-
-
TPS55010
Tape & Reel (TR)
-40°C ~ 150°C (TJ)
-
-
Surface Mount
6V
Adjustable
16-WFQFN Exposed Pad
16-WQFN (3x3)
Step-Up/Step-Down
-
RFQ
MAX866ESA+
Analog Devices Inc./Maxim Integrated
IC REG BOOST PROG 23MA 8SOIC
Σε απόθεμα6155 pcs
1
Positive
Boost
3.3V, 5V
-
No
0.8V
250kHz
-
-
-
MAX866
Tube
-40°C ~ 85°C (TA)
-
-
Surface Mount
6V
Programmable
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up
23mA
RFQ
LM2590HVS-3.3
Texas Instruments
IC REG BUCK 3.3V 1A TO263-7
Σε απόθεμα7370 pcs
1
Positive
Buck
3.3V
-
No
4.5V
150kHz
-
-
-
LM2590
Tube
-40°C ~ 125°C (TJ)
-
SIMPLE SWITCHER®
Surface Mount
60V
Fixed
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
DDPAK/TO-263-7
Step-Down
1A
RFQ
MCP1640C-I/MC
Microchip Technology
IC REG BOOST ADJ 350MA 8DFN
Σε απόθεμα69940 pcs
1
Positive
Boost
2V
5.5V
Yes
0.8V
500kHz
-
-
-
MCP1640
Tube
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
8-VFDFN Exposed Pad
8-DFN (2x3)
Step-Up
350mA
RFQ
ST1S40IPHR
STMicroelectronics
IC REG BUCK ADJUSTABLE 3A 8HSOP
Σε απόθεμα26748 pcs
1
Positive
Buck
0.8V
18V
Yes
4V
850kHz
-
-
-
ST1S40
Tape & Reel (TR)
-40°C ~ 150°C (TJ)
-
-
Surface Mount
18V
Adjustable
8-SOIC (0.154', 3.90mm Width) Exposed Pad
8-HSOP
Step-Down
3A
RFQ
LTC3568EDD#TRPBF
Analog Devices Inc.
IC REG BUCK ADJ 1.8A 10DFN
Σε απόθεμα6587 pcs
1
Positive
Buck
0.8V
5V
Yes
2.25V
Up to 4MHz
-
-
-
LTC3568
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
10-WFDFN Exposed Pad
10-DFN (3x3)
Step-Down
1.8A
RFQ
AUR9721AUGD
Diodes Incorporated
IC REG BUCK ADJUSTABLE 2A 10WDFN
Σε απόθεμα7800 pcs
1
Positive
Buck
0.8V
4.95V
Yes
2.7V
1.5MHz
-
-
-
-
Tape & Reel (TR)
-40°C ~ 80°C (TA)
-
-
Surface Mount
5.5V
Adjustable
10-WFDFN Exposed Pad
10-WDFN (3x3)
Step-Down
2A
RFQ
LM2575-5.0WU
Microchip Technology
IC REG BUCK 5V 1A TO263-5
Σε απόθεμα11929 pcs
1
Positive
Buck
5V
-
No
4V
52kHz
-
-
-
LM2575
Tube
-40°C ~ 125°C (TJ)
-
-
Surface Mount
40V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5
Step-Down
1A
RFQ
XRP6668IDBTR-F
MaxLinear, Inc.
IC REG BUCK ADJ 1A DL 8SOIC
Σε απόθεμα9610 pcs
2
Positive
Buck
0.6V
5V
Yes
2.5V
1.5MHz
-
-
-
-
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
8-SOIC (0.154', 3.90mm Width) Exposed Pad
8-HSOIC
Step-Down
1A
RFQ
LTC3115EFE-1#TRPBF
Analog Devices Inc.
IC REG BCK BST ADJ 1A/2A 20TSSOP
Σε απόθεμα4323 pcs
1
Positive
Buck-Boost
2.7V
40V
Yes
2.2V
100kHz ~ 2MHz
-
-
-
LTC3115
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
40V
Adjustable
20-TSSOP (0.173", 4.40mm Width) Exposed Pad
20-TSSOP-EP
Step-Up/Step-Down
1A, 2A
RFQ
BD9E104FJ-E2
Rohm Semiconductor
IC REG BUCK ADJUSTABLE 1A 8SOPJ
Σε απόθεμα76820 pcs
1
Positive
Buck
1V
13V
Yes
7V
570kHz
-
-
-
BD9E104
Tape & Reel (TR)
-40°C ~ 85°C
-
-
Surface Mount
26V
Adjustable
8-SOIC (0.154", 3.90mm Width)
8-SOP-J
Step-Down
1A
RFQ
EL7534IYZ-T13
Intersil
SWITCHING REGULATOR, VOLTAGE-MOD
Σε απόθεμα15143 pcs
1
Positive
Buck
0.8V
5.5V
Yes
2.5V
1.5MHz
-
-
-
-
Bulk
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-MSOP
Step-Down
600mA
RFQ
MIC2571-2YMM
Microchip Technology
IC REG BOOST ADJUSTABLE 1A 8MSOP
Σε απόθεμα5390 pcs
1
Positive
Boost
0.9V
36V (Switch)
No
0.9V
20kHz
-
-
-
MIC2571
Tube
-40°C ~ 85°C (TA)
-
-
Surface Mount
15V
Adjustable
8-TSSOP, 8-MSOP (0.118', 3.00mm Width)
8-MSOP
Step-Up
1A (Switch)
RFQ
AP65101WU-7
Diodes Incorporated
IC REG BUCK ADJ 1.5A TSOT26
Σε απόθεμα14990 pcs
1
Positive
Buck
0.8V
14.72V
Yes
4.5V
500kHz
-
-
-
-
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
16V
Adjustable
SOT-23-6 Thin, TSOT-23-6
TSOT-26
Step-Down
1.5A
RFQ
PQ1CG2032FZ
Sharp Microelectronics
IC REG BUCK INV ADJ 3.5A TO220
Σε απόθεμα15470 pcs
1
Positive or Negative
Buck
±1.26V
35V, -30V
No
8V
70kHz
Tube
Contains lead / RoHS non-compliant
425-1759-5
-
-
-20°C ~ 80°C (TA)
Buck Switching Regulator IC Positive or Negative Adjustable ±1.26V 1 Output 3.5A TO-220-5 Formed Leads
-
Through Hole
35V
Adjustable
TO-220-5 Formed Leads
TO-220-5
Step-Down
3.5A
RFQ
FAN2106EMPX
onsemi
IC REG BUCK ADJUSTABLE 6A 25MLP
Σε απόθεμα4360 pcs
1
Positive
Buck
0.8V
19.2V
Yes
3V
200kHz ~ 600kHz
-
-
-
FAN2106
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
TinyBuck®
Surface Mount
24V
Adjustable
25-WQFN Exposed Pad
25-MLP (6x5)
Step-Down
6A
RFQ
MCP1603LT-ADJI/OS
Microchip Technology
IC REG BUCK ADJ 500MA TSOT23-5
Σε απόθεμα42310 pcs
1
Positive
Buck
0.8V
4.5V
Yes
2.7V
2MHz
-
-
-
MCP1603
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
Step-Down
500mA
RFQ
MP38900DL-LF-P
Monolithic Power Systems Inc.
IC REG BUCK ADJUSTABLE 10A 20QFN
Σε απόθεμα5670 pcs
1
Positive
Buck
0.8V
13V
Yes
4.5V
-
-
-
-
-
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
16V
Adjustable
20-VFQFN Exposed Pad
20-QFN (3x4)
Step-Down
10A
RFQ
MIC3172BM
Microchip Technology
IC REG MULTI CONFG 1.25A 8SOIC
Σε απόθεμα14050 pcs
1
Positive or Negative
Buck, Boost, Cuk, Flyback, Forward Converter
-
-
No
3V
100kHz
-
-
-
MIC3172
Tube
-40°C ~ 85°C (TA)
-
-
Surface Mount
40V
-
8-SOIC (0.154", 3.90mm Width)
8-SOIC
Step-Up, Step-Down, Step-Up/Step-Down
1.25A
RFQ
TPS630242YFFT
Texas Instruments
IC REG BCK BST 3.3V 20DSBGA
Σε απόθεμα13548 pcs
1
Positive
Buck-Boost
3.3V
-
Yes
2.3V
2.5MHz
-
-
-
TPS630242
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Fixed
20-UFBGA, DSBGA
20-DSBGA
Step-Up/Step-Down
2.12A (Switch)
RFQ
XC9261B12DER-G
Torex Semiconductor Ltd
IC REG BUCK 1.2V 1.5A 6USPC
Σε απόθεμα14100 pcs
1
Positive
Buck
1.2V
-
Yes
2.7V
3MHz
-
-
-
XC9261
Tape & Reel (TR)
-40°C ~ 105°C (TA)
-
-
Surface Mount
5.5V
Fixed
6-UFDFN Exposed Pad
6-USPC (1.8x2)
Step-Down
1.5A
RFQ
AP1506-K5L-13
Diodes Incorporated
IC REG BUCK ADJ 3A TO263-5L
Σε απόθεμα5910 pcs
-
-
-
-
-
-
-
-
-
-
-
AP1506
Cut Tape (CT)
-
-
*
Surface Mount
-
-
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5
-
-
RFQ
MIC2171WU-TR
Microchip Technology
IC REG MULTI CONFG ADJ TO263-5
Σε απόθεμα8231 pcs
1
Positive or Negative, Isolation Capable
Buck, Boost, Cuk, Flyback, Forward Converter
-
65V (Switch)
No
3V
100kHz
-
-
-
MIC2171
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
40V
Adjustable
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5
Step-Up, Step-Down, Step-Up/Step-Down
2.5A (Switch)
RFQ
TPS84A20RVQT
Texas Instruments
IC REG BUCK ADJ 10A 42BQFN
Σε απόθεμα2673 pcs
1
Positive
Buck
0.6V
5.5V
Yes
2.95V
200kHz ~ 1.2MHz
-
-
-
TPS84A20
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
Eco-Mode™
Surface Mount
17V
Adjustable
42-BQFN Module
42-B3QFN (10x10)
Step-Down
10A
RFQ
MP38870DL-LF-Z
Monolithic Power Systems Inc.
IC REG BUCK ADJUSTABLE 3A
Σε απόθεμα19829 pcs
1
Positive
Buck
0.8V
11V
No
4.5V
600kHz
-
-
-
MP38870
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
14V
Adjustable
14-VFDFN Exposed Pad
14-QFN (3x4)
Step-Down
3A
RFQ
LM5160DNTJ
Texas Instruments
IC REG BCK FLYBCK ADJ 12WSON
Σε απόθεμα29891 pcs
1
Positive, Isolation Capable
Buck, Flyback
2V
60V
Yes
4.5V
Adj to 1MHz
-
-
-
LM5160
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
65V
Adjustable
12-WFDFN Exposed Pad
12-WSON (4x4)
Step-Down
2A
RFQ
AP1501-5.0
UMW
TO-263 DC-DC CONVERTERS ROHS
Σε απόθεμα28929 pcs
1
Positive
Buck
5V
-
No
4.5V
150kHz
-
-
-
-
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
AP1501
Surface Mount
40V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
TO-263-5L
Step-Down
3A
RFQ
LTC3411AEDD#PBF
Analog Devices Inc.
IC REG BUCK ADJ 1.25A 10DFN
Σε απόθεμα13276 pcs
1
Positive
Buck
0.8V
5V
Yes
2.5V
2.5MHz
-
-
-
LTC3411
Tube
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Adjustable
10-WFDFN Exposed Pad
10-DFN (3x3)
Step-Down
1.25A
RFQ
TPS5430DDA
Texas Instruments
IC REG BUCK ADJUSTABLE 3A 8SOPWR
Σε απόθεμα11861 pcs
1
Positive
Buck
1.221V
32.04V
No
5.5V
500kHz
-
-
-
TPS5430
Tube
-40°C ~ 125°C (TJ)
-
-
Surface Mount
36V
Adjustable
8-PowerSOIC (0.154", 3.90mm Width)
8-SO PowerPad
Step-Down
3A
RFQ
LT1766EFE#TRPBF
Analog Devices Inc.
IC REG BUCK SEPIC ADJ 16TSSOP
Σε απόθεμα5504 pcs
1
Positive
Buck
1.2V
57.6V
No
5.5V
200kHz
-
-
-
LT1766
Tape & Reel (TR)
0°C ~ 125°C (TJ)
-
-
Surface Mount
60V
Adjustable
16-TSSOP (0.173', 4.40mm Width) Exposed Pad
16-TSSOP-EP
Step-Down
1.5A
RFQ
LT1931ES5#TRPBF
Analog Devices Inc.
IC REG CUK ADJ 1A TSOT23-5
Σε απόθεμα8241 pcs
1
Negative
Cuk
-1.255V
-34V
No
2.45V
1.2MHz
-
-
-
LT1931
Tape & Reel (TR)
0°C ~ 70°C (TA)
-
-
Surface Mount
16V
Adjustable
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
Step-Up/Step-Down
1A (Switch)
RFQ
TPS65252RHDT
Texas Instruments
IC REG BUCK ADJ 3A/2A DL 28VQFN
Σε απόθεμα9334 pcs
2
Positive
Buck
0.8V
15V
Yes
4.5V
300kHz ~ 2.2MHz
-
-
-
TPS65252
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
16V
Adjustable
28-VFQFN Exposed Pad
28-VQFN (5x5)
Step-Down
3A, 2A
RFQ
TPS62091RGTR
Texas Instruments
IC REG BUCK 3.3V 3A 16VQFN
Σε απόθεμα26746 pcs
1
Positive
Buck
3.3V
-
Yes
2.5V
2.8MHz
-
-
-
TPS62091
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
DCS-Control™
Surface Mount
6V
Fixed
16-VFQFN Exposed Pad
16-VQFN (3x3)
Step-Down
3A
RFQ
RT7235GQW
Richtek USA Inc.
IC REG BUCK ADJUSTABLE 5A 10WDFN
Σε απόθεμα30142 pcs
1
Positive
Buck
0.765V
8V
Yes
4.5V
650kHz
-
-
-
RT7235
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
ACOT™
Surface Mount
18V
Adjustable
10-WFDFN Exposed Pad
10-WDFN (3x3)
Step-Down
5A
RFQ
LT8582IDKD#TRPBF
Analog Devices Inc.
IC REG MULT CONFG ADJ DL 24DFN
Σε απόθεμα3843 pcs
2
Positive or Negative
Boost, Cuk, Flyback, SEPIC
2.5V
42V (Switch)
No
2.5V
200kHz ~ 2.5MHz
-
-
-
LT8582
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
22V
Adjustable
24-WFDFN Exposed Pad
24-DFN (7x4)
Step-Up, Step-Up/Step-Down
3.3A (Switch)
RFQ
LT3587EUD
Analog Devices Inc.
IC REG BST CUK ADJ TRPL 20QFN
Σε απόθεμα4720 pcs
3
Positive and Negative (Dual Rail)
Boost, Cuk
±2.5V
±32V
No
2.5V
1MHz
-
-
-
-
Tube
-40°C ~ 125°C (TJ)
-
-
Surface Mount
6V
Adjustable
20-WFQFN Exposed Pad
20-QFN (3x3)
Step-Up, Step-Up/Step-Down
800mA (Switch), 900mA (Switch), 400mA (Switch)
RFQ
TS3300ITQ1633
Silicon Labs
IC REG BOOST ADJ 365MA 16TQFN
Σε απόθεμα17430 pcs
1
Positive
Boost
1.8V
3.6V
Yes
0.6V
-
-
-
-
-
Strip
-40°C ~ 85°C (TA)
-
-
Surface Mount
3V
Adjustable
16-WFQFN Exposed Pad
16-TQFN (3x3)
Step-Up
365mA (Switch)
RFQ
TPS6281008QWRWYRQ1
Texas Instruments
TPS6281008QWRWYRQ1 ORBEA
Σε απόθεμα22117 pcs
1
Positive
Buck
1.1V
-
Yes
2.75V
1.8MHz ~ 4MHz
-
-
-
TPS6281008
Tape & Reel (TR)
-40°C ~ 125°C (TA)
-
Automotive, AEC-Q100
Surface Mount, Wettable Flank
6V
Fixed
9-VFQFN
9-VQFN-HR (3x2)
Step-Down
4A
RFQ
LX7180A-01CLQ-TR
Microchip Technology
IC REG BUCK PROG 4A 12QFN
Σε απόθεμα31091 pcs
1
Positive
Buck
0.6V
5.5V
Yes
3V
1.65MHz
-
-
-
LX7180
Tape & Reel (TR)
0°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Programmable
12-VFLGA
12-QFN (2x2)
Step-Down
4A
RFQ
MAX16904SATB33/V+T
Analog Devices Inc./Maxim Integrated
IC REG BUCK 3.3V 600MA 10TDFN
Σε απόθεμα8648 pcs
1
Positive
Buck
3.3V
-
Yes
3.5V
2.1MHz
-
-
-
MAX16904
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
Automotive, AEC-Q100
Surface Mount
28V
Fixed
10-WFDFN Exposed Pad
10-TDFN (3x3)
Step-Down
600mA
RFQ
LTC3417AEDHC-2#PBF
Analog Devices Inc.
IC REG BUCK ADJ 1A/1.5A DL 16DFN
Σε απόθεμα8586 pcs
2
Positive
Buck
0.8V
5V
Yes
2.25V
1.5MHz, 600kHz ~ 4MHz
-
-
-
LTC3417
Tube
-40°C ~ 85°C (TA)
-
-
Surface Mount
5.5V
Adjustable
16-WFDFN Exposed Pad
16-DFN (5x3)
Step-Down
1A, 1.5A
RFQ
FAN2108EMPX
onsemi
IC REG BUCK ADJUSTABLE 8A 25MLP
Σε απόθεμα10710 pcs
1
Positive
Buck
0.8V
19.2V
Yes
3V
300kHz ~ 600kHz
-
-
-
FAN2108
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
TinyBuck®
Surface Mount
24V
Adjustable
25-WQFN Exposed Pad
25-MLP (6x5)
Step-Down
8A
RFQ
AP63301WU-7
Diodes Incorporated
DCDC CONV HV BUCK TSOT26
Σε απόθεμα104620 pcs
1
Positive
Buck
0.8V
31V
Yes
3.8V
500kHz
-
-
-
AP63301
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
-
Surface Mount
32V
Adjustable
SOT-23-6 Thin, TSOT-23-6
TSOT-26
Step-Down
3A
RFQ
LM2576HVSX-15
Texas Instruments
IC REG BUCK 15V 3A TO263-5
Σε απόθεμα4860 pcs
1
Positive
Buck
15V
-
No
4V
52kHz
-
-
-
LM2576
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
SIMPLE SWITCHER®
Surface Mount
60V
Fixed
TO-263-6, D²Pak (5 Leads + Tab), TO-263BA
DDPAK/TO-263-5
Step-Down
3A
RFQ
TPS54228DDAR
Texas Instruments
IC REG BUCK ADJUSTABLE 2A 8SOPWR
Σε απόθεμα90390 pcs
1
Positive
Buck
0.76V
7V
Yes
4.5V
700kHz
-
-
-
TPS54228
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
D-CAP2™, Eco-Mode™
Surface Mount
18V
Adjustable
8-PowerSOIC (0.154', 3.90mm Width)
8-SO PowerPad
Step-Down
2A
RFQ
RT6214AHRGJ8F
Richtek USA Inc.
IC REG BUCK ADJ 3A SYNC TSOT23-8
Σε απόθεμα90120 pcs
1
Positive
Buck
0.765V
6.5V
Yes
4.5V
500kHz
-
-
-
RT6214
Tape & Reel (TR)
-40°C ~ 85°C (TA)
-
ACOT™
Surface Mount
18V
Adjustable
SOT-23-8
SOT-23-8
Step-Down
3A
RFQ
MCP1603T-120I/OS
Microchip Technology
IC REG BUCK 1.2V 500MA TSOT23-5
Σε απόθεμα33604 pcs
1
Positive
Buck
1.2V
-
Yes
2.7V
2MHz
-
-
-
MCP1603
Tape & Reel (TR)
-40°C ~ 125°C (TJ)
-
-
Surface Mount
5.5V
Fixed
SOT-23-5 Thin, TSOT-23-5
TSOT-23-5
Step-Down
500mA
RFQ
LM2670S-3.3
Texas Instruments
IC REG BUCK 3.3V 3A TO263-7
Σε απόθεμα9810 pcs
1
Positive
Buck
3.3V
-
No
8V
260kHz
-
-
-
LM2670
Tube
-40°C ~ 125°C (TJ)
-
SIMPLE SWITCHER®
Surface Mount
40V
Fixed
TO-263-8, D²Pak (7 Leads + Tab), TO-263CA
DDPAK/TO-263-7
Step-Down
3A
RFQ