CC0805JRNPO0BN820
YAGEO
CAP CER 82PF 100V C0G/NPO 0805
På lager1497400 pcs
General Purpose
-
0805 (2012 Metric)
C0G, NP0
0.028' (0.70mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CC
-
100V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.079' L x 0.049' W (2.00mm x 1.25mm)
-
High Voltage
82 pF
±5%
RFQ
C3216NP02A822J115AA
TDK Corporation
CAP CER 8200PF 100V NP0 1206
På lager238290 pcs
General Purpose
-
1206 (3216 Metric)
C0G, NP0
0.051" (1.30mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
C
-
100V
-55°C ~ 150°C
-
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
High Temperature
8200 pF
±5%
RFQ
12061A1R8DAT2A
KYOCERA AVX
CAP CER 1.8PF 100V NP0 1206
På lager899350 pcs
General Purpose
-
1206 (3216 Metric)
C0G, NP0
0.037" (0.94mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
100V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
-
1.8 pF
±0.5pF
RFQ
GCM2165G1H332JA16D
Murata Electronics
CAP CER 3300PF 50V X8G 0805
På lager882850 pcs
Automotive
-
0805 (2012 Metric)
X8G
0.028' (0.70mm)
-
-
-
-
-
-
GCM2165G1H
Tape & Reel (TR)
GCM
-
50V
-55°C ~ 150°C
AEC-Q200
Surface Mount, MLCC
0.079' L x 0.049' W (2.00mm x 1.25mm)
-
-
3300 pF
±5%
RFQ
06036D474KAT4A
KYOCERA AVX
CAP CER 0.47UF 6.3V X5R 0603
På lager837600 pcs
General Purpose
-
0603 (1608 Metric)
X5R
0.035" (0.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
6.3V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.063" L x 0.032" W (1.60mm x 0.81mm)
-
-
0.47 µF
±10%
RFQ
CL03A224MP3NNNC
Samsung Electro-Mechanics
CAP CER 0.22UF 10V X5R 0201
På lager390500 pcs
General Purpose
-
0201 (0603 Metric)
X5R
0.013" (0.33mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CL
-
10V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.024" L x 0.012" W (0.60mm x 0.30mm)
-
-
0.22 µF
±20%
RFQ
GRM1555C1H1R6CA01D
Murata Electronics
CAP CER 1.6PF 50V C0G/NP0 0402
På lager3731300 pcs
General Purpose
-
0402 (1005 Metric)
C0G, NP0
0.022" (0.55mm)
-
-
-
-
-
-
GRM1555C1H
Tape & Reel (TR)
GRM
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.039" L x 0.020" W (1.00mm x 0.50mm)
-
-
1.6 pF
±0.25pF
RFQ
1808SC221MAT1A
KYOCERA AVX
CAP CER 220PF 1.5KV X7R 1808
På lager72610 pcs
General Purpose
-
1808 (4520 Metric)
X7R
0.071" (1.80mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
1500V (1.5kV)
-55°C ~ 125°C
-
Surface Mount, MLCC
0.181" L x 0.079" W (4.60mm x 2.00mm)
-
High Voltage
220 pF
±20%
RFQ
C1608X7R1H473K080AE
TDK Corporation
CAP CER 0.047UF 50V X7R 0603
På lager1141850 pcs
Boardflex Sensitive
-
0603 (1608 Metric)
X7R
0.035" (0.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
C
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.063" L x 0.031" W (1.60mm x 0.80mm)
-
Soft Termination
0.047 µF
±10%
RFQ
TMK063CG030DPGF
Taiyo Yuden
CAP CER 3PF 25V C0G/NP0 0201
På lager229200 pcs
General Purpose
-
0201 (0603 Metric)
C0G, NP0
0.013" (0.33mm)
-
-
-
-
-
-
TMK063C
Tape & Reel (TR)
M
-
25V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.024" L x 0.012" W (0.60mm x 0.30mm)
-
-
3 pF
±0.5pF
RFQ
GRM1887U1H7R9DZ01D
Murata Electronics
CAP CER 7.9PF 50V U2J 0603
På lager656100 pcs
General Purpose
-
0603 (1608 Metric)
U2J
0.035' (0.90mm)
-
-
-
-
-
-
GRM1887U1H
Tape & Reel (TR)
GRM
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.063' L x 0.031' W (1.60mm x 0.80mm)
-
-
7.9 pF
±0.5pF
RFQ
06031A3R0C4T2A
KYOCERA AVX
CAP CER 3PF 100V NP0 0603
På lager931800 pcs
Automotive
-
0603 (1608 Metric)
C0G, NP0
0.035' (0.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
100V
-55°C ~ 125°C
AEC-Q200
Surface Mount, MLCC
0.063' L x 0.032' W (1.60mm x 0.81mm)
-
-
3 pF
±0.25pF
RFQ
GRJ31BR72J152KWJ1L
Murata Electronics
CAP CER 1500PF 630V X7R 1206
På lager412180 pcs
Boardflex Sensitive
-
1206 (3216 Metric)
X7R
0.049" (1.25mm)
-
-
Tape & Reel (TR)
Lead free / RoHS Compliant
1 (Unlimited)
-
-
-
GRJ
1500pF ±10% 630V Ceramic Capacitor X7R 1206 (3216 Metric)
630V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
Soft Termination
1500pF
±10%
RFQ
EMK105B7224KVHF
Taiyo Yuden
CAP CER 0.22UF 16V X7R 0402
På lager1874500 pcs
Automotive
-
0402 (1005 Metric)
X7R
0.022' (0.55mm)
-
-
-
-
-
-
EMK105B
Tape & Reel (TR)
M
-
16V
-55°C ~ 125°C
AEC-Q200
Surface Mount, MLCC
0.039' L x 0.020' W (1.00mm x 0.50mm)
-
-
0.22 µF
±10%
RFQ
GCM1885C1H910JA16D
Murata Electronics
CAP CER 91PF 50V C0G/NP0 0603
På lager1079150 pcs
Automotive
-
0603 (1608 Metric)
C0G, NP0
0.035' (0.90mm)
-
-
-
-
-
-
GCM1885C1H
Tape & Reel (TR)
GCM
-
50V
-55°C ~ 125°C
AEC-Q200
Surface Mount, MLCC
0.063' L x 0.031' W (1.60mm x 0.80mm)
-
-
91 pF
±5%
RFQ
08055A821GAT4A
KYOCERA AVX
CAP CER 820PF 50V C0G/NP0 0805
På lager494800 pcs
General Purpose
-
0805 (2012 Metric)
C0G, NP0
0.037" (0.94mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.079" L x 0.049" W (2.01mm x 1.25mm)
-
-
820 pF
±2%
RFQ
C2012CH1H222K060AA
TDK Corporation
CAP CER 2200PF 50V CH 0805
På lager1367350 pcs
General Purpose
-
0805 (2012 Metric)
CH
0.030" (0.75mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
C
-
50V
-25°C ~ 85°C
-
Surface Mount, MLCC
0.079" L x 0.049" W (2.00mm x 1.25mm)
-
Low ESL
2200 pF
±10%
RFQ
CC1206KKX5R6BB476
YAGEO
CAP CER 47UF 10V X5R 1206
På lager271200 pcs
General Purpose
-
1206 (3216 Metric)
X5R
0.071" (1.80mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CC
-
10V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
-
47 µF
±10%
RFQ
CC0402KRX5R8BB105
YAGEO
CAP CER 1UF 25V X5R 0402
På lager742550 pcs
General Purpose
-
0402 (1005 Metric)
X5R
0.022' (0.55mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CC
-
25V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.039' L x 0.020' W (1.00mm x 0.50mm)
-
-
1 µF
±10%
RFQ
CL05C1R2BB5NNNC
Samsung Electro-Mechanics
CAP CER 1.2PF 50V C0G/NP0 0402
På lager45000 pcs
General Purpose
-
0402 (1005 Metric)
C0G, NP0
0.022' (0.55mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CL
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.039' L x 0.020' W (1.00mm x 0.50mm)
-
-
1.2 pF
±0.1pF
RFQ
GRM0335C1E102JA01D
Murata Electronics
CAP CER 1000PF 25V C0G/NP0 0201
På lager5252000 pcs
General Purpose
-
0201 (0603 Metric)
C0G, NP0
0.013' (0.33mm)
-
-
-
-
-
-
GRM0335C1E
Tape & Reel (TR)
GRM
-
25V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.024' L x 0.012' W (0.60mm x 0.30mm)
-
-
1000 pF
±5%
RFQ
C1608JB1E225M080AB
TDK Corporation
CAP CER 2.2UF 25V JB 0603
På lager695200 pcs
General Purpose
-
0603 (1608 Metric)
JB
0.035' (0.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
C
-
25V
-25°C ~ 85°C
-
Surface Mount, MLCC
0.063' L x 0.031' W (1.60mm x 0.80mm)
-
Low ESL
2.2 µF
±20%
RFQ
12101C563MAT2A
KYOCERA AVX
CAP CER 0.056UF 100V X7R 1210
På lager492600 pcs
General Purpose
-
1210 (3225 Metric)
X7R
0.037" (0.94mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
100V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.126" L x 0.098" W (3.20mm x 2.50mm)
-
-
0.056 µF
±20%
RFQ
CC1206KRX7R9BB563
YAGEO
CAP CER 0.056UF 50V X7R 1206
På lager519200 pcs
General Purpose
-
1206 (3216 Metric)
X7R
0.075" (1.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CC
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
-
0.056 µF
±10%
RFQ
JMK105BJ105KV-M
Taiyo Yuden
CAP CER 1UF 6.3V X5R 0402
På lager296050 pcs
General Purpose
-
0402 (1005 Metric)
X5R
0.022" (0.55mm)
-
-
Digi-Reel®
Lead free / RoHS Compliant
1 (Unlimited)
587-2594-6
-
-
M
1µF ±10% 6.3V Ceramic Capacitor X5R 0402 (1005 Metric)
6.3V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.039" L x 0.020" W (1.00mm x 0.50mm)
-
-
1µF
±10%
RFQ
GRM0225C1E1R9BA03L
Murata Electronics
CAP CER 1.9PF 25V C0G/NP0 01005
På lager5796700 pcs
General Purpose
-
01005 (0402 Metric)
C0G, NP0
0.009" (0.22mm)
-
-
-
-
-
-
GRM0225C1E
Tape & Reel (TR)
GRM
-
25V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.016" L x 0.008" W (0.40mm x 0.20mm)
-
-
1.9 pF
±0.1pF
RFQ
JMK316BJ335MD-T
Taiyo Yuden
CAP CER 3.3UF 6.3V X5R 1206
På lager770900 pcs
SMPS Filtering
-
1206 (3216 Metric)
X5R
0.037' (0.95mm)
-
-
-
-
-
-
JMK316B
Tape & Reel (TR)
M
-
6.3V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.126' L x 0.063' W (3.20mm x 1.60mm)
-
-
3.3 µF
±20%
RFQ
06035A151FA12A
KYOCERA AVX
CAP CER 150PF 50V C0G/NP0 0603
På lager29338 pcs
General Purpose
-
0603 (1608 Metric)
C0G, NP0
0.035" (0.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.063" L x 0.032" W (1.60mm x 0.81mm)
-
-
150 pF
±1%
RFQ
06035A330FA16A
KYOCERA AVX
CAP CER 33PF 50V C0G/NP0 0603
På lager537200 pcs
General Purpose
-
0603 (1608 Metric)
C0G, NP0
0.035" (0.90mm)
-
-
-
-
-
-
-
Tray
-
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.063" L x 0.032" W (1.60mm x 0.81mm)
-
-
33 pF
±1%
RFQ
EMK316F105ZD-T
Taiyo Yuden
CAP CER 1UF 16V Y5V 1206
På lager295500 pcs
General Purpose
-
1206 (3216 Metric)
Y5V (F)
0.037" (0.95mm)
-
-
-
-
-
-
EMK316F
Bulk
M
-
16V
-30°C ~ 85°C
-
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
-
1 µF
-20%, +80%
RFQ
04023C182JAT2A
KYOCERA AVX
CAP CER 1800PF 25V X7R 0402
På lager541150 pcs
General Purpose
-
0402 (1005 Metric)
X7R
0.022" (0.56mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
25V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.039" L x 0.020" W (1.00mm x 0.50mm)
-
-
1800 pF
±5%
RFQ
C2012X7R1H225K125AE
TDK Corporation
CAP CER 2.2UF 50V X7R 0805
På lager198270 pcs
Boardflex Sensitive
-
0805 (2012 Metric)
X7R
0.059' (1.50mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
C
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.083' L x 0.049' W (2.10mm x 1.25mm)
-
Soft Termination
2.2 µF
±10%
RFQ
GRM219C80J106ME39D
Murata Electronics
CAP CER 10UF 6.3V X6S 0805
På lager708050 pcs
General Purpose
-
0805 (2012 Metric)
X6S
0.037' (0.95mm)
-
-
-
-
-
-
GRM219C80J
Tape & Reel (TR)
GRM
-
6.3V
-55°C ~ 105°C
-
Surface Mount, MLCC
0.079' L x 0.049' W (2.00mm x 1.25mm)
-
-
10 µF
±20%
RFQ
GRM1556R1H9R2DZ01D
Murata Electronics
CAP CER 9.2PF 50V R2H 0402
På lager213400 pcs
General Purpose
-
0402 (1005 Metric)
R2H
0.022' (0.55mm)
-
-
-
-
-
-
GRM1556R1H
Tape & Reel (TR)
GRM
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.039' L x 0.020' W (1.00mm x 0.50mm)
-
-
9.2 pF
±0.5pF
RFQ
JMK063F473ZP-F
Taiyo Yuden
CAP CER 0.047UF 6.3V Y5V 0201
På lager769300 pcs
General Purpose
-
0201 (0603 Metric)
Y5V (F)
0.013' (0.33mm)
-
-
-
-
-
-
JMK063F
Tape & Reel (TR)
M
-
6.3V
-30°C ~ 85°C
-
Surface Mount, MLCC
0.024' L x 0.012' W (0.60mm x 0.30mm)
-
-
0.047 µF
-20%, +80%
RFQ
PMK316BBJ227ML-T
Taiyo Yuden
CAP CER 220UF 2.5V X5R 1206
På lager53140 pcs
SMPS Filtering
-
1206 (3216 Metric)
X5R
0.071' (1.80mm)
-
-
-
-
-
-
PMK316B
Tape & Reel (TR)
M
-
2.5V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.126' L x 0.063' W (3.20mm x 1.60mm)
-
-
220 µF
±20%
RFQ
GRM2196S2A430JZ01D
Murata Electronics
CAP CER 43PF 100V S2H 0805
På lager327000 pcs
General Purpose
-
0805 (2012 Metric)
S2H
0.037' (0.95mm)
-
-
-
-
-
-
GRM2196S2A
Tape & Reel (TR)
GRM
-
100V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.079' L x 0.049' W (2.00mm x 1.25mm)
-
-
43 pF
±5%
RFQ
CL10B272KB8NNND
Samsung Electro-Mechanics
CAP CER 2700PF 50V X7R 0603
På lager527300 pcs
General Purpose
-
0603 (1608 Metric)
X7R
0.035' (0.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CL
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.063' L x 0.031' W (1.60mm x 0.80mm)
-
-
2700 pF
±10%
RFQ
C4532CH2W473K230KA
TDK Corporation
CAP CER 0.047UF 450V CH 1812
På lager44354 pcs
General Purpose
-
1812 (4532 Metric)
CH
0.098" (2.50mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
C
-
450V
-25°C ~ 85°C
-
Surface Mount, MLCC
0.177" L x 0.126" W (4.50mm x 3.20mm)
-
-
0.047 µF
±10%
RFQ
EMK316AB7475MLHT
Taiyo Yuden
CAP CER 4.7UF 16V X7R 1206
På lager400550 pcs
Automotive
-
1206 (3216 Metric)
X7R
0.071" (1.80mm)
-
-
-
-
-
-
EMK316A
Tape & Reel (TR)
M
-
16V
-55°C ~ 125°C
AEC-Q200
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
-
4.7 µF
±20%
RFQ
GRM0336T1E8R7DD01D
Murata Electronics
CAP CER 8.7PF 25V T2H 0201
På lager625400 pcs
General Purpose
-
0201 (0603 Metric)
T2H
0.013" (0.33mm)
-
-
-
-
-
-
GRM0336T1E
Tape & Reel (TR)
GRM
-
25V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.024" L x 0.012" W (0.60mm x 0.30mm)
-
-
8.7 pF
±0.5pF
RFQ
JMK316ABJ476ML-T
Taiyo Yuden
CAP CER 47UF 6.3V X5R 1206
På lager324890 pcs
SMPS Filtering
-
1206 (3216 Metric)
X5R
0.071' (1.80mm)
-
-
-
-
-
-
JMK316A
Tape & Reel (TR)
M
-
6.3V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.126' L x 0.063' W (3.20mm x 1.60mm)
-
-
47 µF
±20%
RFQ
GRM0335C2A7R1CA01J
Murata Electronics
CAP CER 7.1PF 100V C0G/NP0 0201
På lager18162500 pcs
General Purpose
-
0201 (0603 Metric)
C0G, NP0
0.013' (0.33mm)
-
-
-
-
-
-
GRM0335C2A
Tape & Reel (TR)
GRM
-
100V
-55°C ~ 125°C
-
Surface Mount
0.024' L x 0.012' W (0.60mm x 0.30mm)
-
-
7.1 pF
±0.25pF
RFQ
EMK316BJ225KL-T
Taiyo Yuden
CAP CER 2.2UF 16V X5R 1206
På lager601200 pcs
SMPS Filtering
-
1206 (3216 Metric)
X5R
0.071" (1.80mm)
-
-
-
-
-
-
EMK316B
Tape & Reel (TR)
M
-
16V
-55°C ~ 85°C
-
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
-
2.2 µF
±10%
RFQ
06033A180KAT2A
KYOCERA AVX
CAP CER 18PF 25V NP0 0603
På lager1307850 pcs
General Purpose
-
0603 (1608 Metric)
C0G, NP0
0.035" (0.90mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
25V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.063" L x 0.032" W (1.60mm x 0.81mm)
-
-
18 pF
±10%
RFQ
04025C821KA72A
KYOCERA AVX
CAP CER 820PF 50V X7R 0402
På lager480800 pcs
General Purpose
-
0402 (1005 Metric)
X7R
0.022" (0.56mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
50V
-55°C ~ 125°C
-
Surface Mount, MLCC
0.039" L x 0.020" W (1.00mm x 0.50mm)
-
-
820 pF
±10%
RFQ
1808GA680JAT3A
KYOCERA AVX
CAP CER 68PF 2KV C0G/NP0 1808
På lager339900 pcs
General Purpose
-
1808 (4520 Metric)
C0G, NP0
0.057' (1.45mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
-
-
2000V (2kV)
-55°C ~ 125°C
-
Surface Mount, MLCC
0.181' L x 0.079' W (4.60mm x 2.00mm)
-
High Voltage
68 pF
±5%
RFQ
CL31B225KOHVPNE
Samsung Electro-Mechanics
CAP CER 2.2UF 16V X7R 1206
På lager866600 pcs
Automotive
-
1206 (3216 Metric)
X7R
0.071" (1.80mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
CL
-
16V
-55°C ~ 125°C
AEC-Q200
Surface Mount, MLCC
0.126" L x 0.063" W (3.20mm x 1.60mm)
-
-
2.2 µF
±10%
RFQ
S101K25X5FN6UJ6R
Vishay Beyschlag/Draloric/BC Components
CAP CER 100PF 1KV X5F RADIAL
På lager695650 pcs
General Purpose
0.197' (5.00mm)
Radial, Disc
X5F
-
Formed Leads - Kinked
-
-
-
-
-
-
Tape & Box (TB)
S
-
1000V (1kV)
-55°C ~ 125°C
-
Through Hole
0.256' Dia (6.50mm)
0.413' (10.50mm)
-
100 pF
±10%
RFQ
AC0402CRNPO9BN2R0
YAGEO
CAP CER 2PF 50V C0G/NPO 0402
På lager4002050 pcs
Automotive
-
0402 (1005 Metric)
C0G, NP0
0.022" (0.55mm)
-
-
-
-
-
-
-
Tape & Reel (TR)
AC
-
50V
-55°C ~ 125°C
AEC-Q200
Surface Mount, MLCC
0.039" L x 0.020" W (1.00mm x 0.50mm)
-
-
2 pF
±0.25pF
RFQ