|
|
RF Amplifier 0.1-22GHZ MMIC MPA
- AVA-223MP+
- Mini-Circuits
-
1:
Rp2.169.231
-
49In Stock
-
100Expected 27/08/2026
-
New Product
|
Mouser Part No
139-AVA-223MP+
New Product
|
Mini-Circuits
|
RF Amplifier 0.1-22GHZ MMIC MPA
|
|
49In Stock
100Expected 27/08/2026
|
|
|
Rp2.169.231
|
|
|
Rp1.757.180
|
|
|
Rp1.581.425
|
|
|
Rp1.423.283
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
100 kHz to 22 GHz
|
9 V to 11 V
|
300 mA
|
14.9 dB
|
5.2 dB
|
Power Amplifiers
|
SMD/SMT
|
QFN-32
|
|
26 dBm
|
41.1 dBm
|
- 45 C
|
+ 85 C
|
AVA
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT MMIC, Medium Power pHEMT Amplifier, 6 - 18 GHz, 50ohm
- AVA-6183MPS+
- Mini-Circuits
-
1:
Rp1.729.477
-
25In Stock
-
80On Order
-
New Product
|
Mouser Part No
139-AVA-6183MPS
New Product
|
Mini-Circuits
|
RF Amplifier SMT MMIC, Medium Power pHEMT Amplifier, 6 - 18 GHz, 50ohm
|
|
25In Stock
80On Order
Stock:
25 Can Dispatch Immediately
On Order:
20 Expected 25/05/2026
40 Expected 14/09/2026
20 Expected 19/10/2026
Factory Lead Time:
22 Weeks
|
|
|
Rp1.729.477
|
|
|
Rp1.400.901
|
|
|
Rp1.309.904
|
|
Min.: 1
Mult.: 1
:
20
|
|
|
6 GHz to 18 GHz
|
6 V
|
663 mA
|
23.1 dB
|
9 dB
|
Power Amplifiers
|
SMD/SMT
|
QFN-32
|
GaAs
|
26.6 dBm
|
33.6 dBm
|
- 55 C
|
+ 85 C
|
AVA
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT MMIC, Medium Power, Linear Amplifier, 10 MHz to 10 GHz
- PMA5-83-LV+
- Mini-Circuits
-
1:
Rp1.006.645
-
173In Stock
-
New Product
|
Mouser Part No
139-PMA5-83-LV+
New Product
|
Mini-Circuits
|
RF Amplifier SMT MMIC, Medium Power, Linear Amplifier, 10 MHz to 10 GHz
|
|
173In Stock
|
|
|
Rp1.006.645
|
|
|
Rp905.925
|
|
|
Rp815.296
|
|
|
Rp632.203
|
|
|
Rp632.203
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
10 MHz to 10 GHz
|
2 V to 4 V
|
400 mA
|
11.2 dB
|
3.9 dB
|
Driver Amplifiers
|
SMD/SMT
|
QFN-24
|
|
26.8 dBm
|
36.9 dBm
|
- 45 C
|
+ 85 C
|
PMA5
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier Connectorized SMA Female, Medium Power Amplifier, 16 to 21 GHz, 50ohm
- ZX60-16213+
- Mini-Circuits
-
1:
Rp15.320.011
-
6In Stock
-
New Product
|
Mouser Part No
139-ZX60-16213+
New Product
|
Mini-Circuits
|
RF Amplifier Connectorized SMA Female, Medium Power Amplifier, 16 to 21 GHz, 50ohm
|
|
6In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
16 GHz to 21 GHz
|
6 V
|
350 mA
|
20 dB
|
4.5 dB
|
Driver Amplifiers
|
Screw
|
|
|
23 dBm
|
24 dBm
|
- 40 C
|
+ 85 C
|
ZX60
|
Tray
|
|
|
|
RF Amplifier SMT Variable Gain Amplifier, 0.3 - 26.5 GHz, 50ohm
- PVGA-273+
- Mini-Circuits
-
1:
Rp1.011.048
-
407In Stock
-
New At Mouser
|
Mouser Part No
139-PVGA-273+
New At Mouser
|
Mini-Circuits
|
RF Amplifier SMT Variable Gain Amplifier, 0.3 - 26.5 GHz, 50ohm
|
|
407In Stock
|
|
|
Rp1.011.048
|
|
|
Rp909.962
|
|
|
Rp818.782
|
|
|
Rp616.976
|
|
|
Rp573.496
|
|
|
Rp573.496
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
300 MHz to 26.5 GHz
|
5 V, 8 V
|
|
16.8 dB
|
5.8 dB
|
Variable Gain Amplifiers
|
SMD/SMT
|
QFN-32
|
|
15 dBm
|
29 dBm
|
- 45 C
|
+ 105 C
|
PVGA
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT Low Noise Amplifier, 400 - 8000 MHz, 50ohm
- TSY-83LN+
- Mini-Circuits
-
1:
Rp114.479
-
39In Stock
-
New At Mouser
|
Mouser Part No
139-TSY-83LN+
New At Mouser
|
Mini-Circuits
|
RF Amplifier SMT Low Noise Amplifier, 400 - 8000 MHz, 50ohm
|
|
39In Stock
|
|
|
Rp114.479
|
|
|
Rp103.105
|
|
|
Rp92.831
|
|
|
Rp69.898
|
|
|
Rp64.945
|
|
|
Rp62.193
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
400 MHz to 8 GHz
|
6 V
|
|
23 dB
|
2.5 dB
|
Low Noise Amplifiers
|
SMD/SMT
|
QFN-12
|
|
22.9 dBm
|
33.6 dBm
|
- 45 C
|
+ 105 C
|
TSY
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier Low Noise Amplifier, 44 - 60 GHz, WR19
- WVA-44603LNX+
- Mini-Circuits
-
1:
Rp127.022.200
-
1In Stock
|
Mouser Part No
139-WVA-44603LNX+
|
Mini-Circuits
|
RF Amplifier Low Noise Amplifier, 44 - 60 GHz, WR19
|
|
1In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
44 GHz to 60 GHz
|
16 V
|
275 mA
|
46 dB
|
2.5 dB
|
Low Noise Amplifiers
|
Screw
|
|
Si
|
19 dBm
|
27 dBm
|
- 40 C
|
+ 60 C
|
WVA
|
Tray
|
|
|
|
RF Amplifier E-Band Gain Block, 60 - 90 GHz, WR12
- WVA-60903G+
- Mini-Circuits
-
1:
Rp118.469.295
-
2In Stock
|
Mouser Part No
139-WVA-60903G+
|
Mini-Circuits
|
RF Amplifier E-Band Gain Block, 60 - 90 GHz, WR12
|
|
2In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
60 GHz to 90 GHz
|
10 V to 15 V
|
380 mA
|
29.5 dB
|
5 dB
|
Power Amplifiers
|
Screw
|
|
Si
|
17.5 dBm
|
|
- 40 C
|
+ 50 C
|
WVA
|
Tray
|
|
|
|
RF Amplifier E-Band Gain Block, 60 - 90 GHz, WR12
- WVA-60903GX+
- Mini-Circuits
-
1:
Rp116.157.699
-
2In Stock
|
Mouser Part No
139-WVA-60903GX+
|
Mini-Circuits
|
RF Amplifier E-Band Gain Block, 60 - 90 GHz, WR12
|
|
2In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
60 GHz to 90 GHz
|
10 V to 15 V
|
380 mA
|
29.5 dB
|
5 dB
|
Power Amplifiers
|
Screw
|
|
Si
|
17.5 dBm
|
|
- 40 C
|
+ 60 C
|
WVA
|
Tray
|
|
|
|
RF Amplifier High Power Amplifier, 20 - 500 MHz, 50 Ohm
- ZHL-50W-GAN+
- Mini-Circuits
-
1:
Rp81.712.350
-
7In Stock
|
Mouser Part No
139-ZHL-50W-GAN+
|
Mini-Circuits
|
RF Amplifier High Power Amplifier, 20 - 500 MHz, 50 Ohm
|
|
7In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
20 MHz to 500 MHz
|
28 V
|
7.2 A
|
43.5 dB
|
7 dB
|
Power Amplifiers
|
|
|
GaN
|
|
55 dBm
|
- 25 C
|
+ 65 C
|
ZHL
|
Tray
|
|
|
|
RF Amplifier SMT MMIC, Power Amplifier, 300 MHz to 7500 MHz, 50ohm, 3x3 mm QFN Style Package
- PMA3-73-1W+
- Mini-Circuits
-
1:
Rp548.178
-
27In Stock
-
2.400On Order
-
New Product
|
Mouser Part No
139-PMA3-73-1W+
New Product
|
Mini-Circuits
|
RF Amplifier SMT MMIC, Power Amplifier, 300 MHz to 7500 MHz, 50ohm, 3x3 mm QFN Style Package
|
|
27In Stock
2.400On Order
Stock:
27 Can Dispatch Immediately
On Order:
600 Expected 13/07/2026
200 Expected 03/08/2026
1.000 Expected 17/08/2026
600 Expected 24/08/2026
Factory Lead Time:
22 Weeks
|
|
|
Rp548.178
|
|
|
Rp444.157
|
|
|
Rp399.576
|
|
|
Rp359.582
|
|
|
Rp357.930
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
300 MHz to 7.5 GHz
|
10 V to 12.5 V
|
190 mA
|
21.3 dB
|
3.8 dB
|
Power Amplifiers
|
SMD/SMT
|
QFN-12
|
|
32.1 dBm
|
37 dBm
|
- 55 C
|
+ 85 C
|
PMA3
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier Connectorized SMA, Linear, Gain Block Amplifier, 500 MHz to 2500 MHz, 50ohm
- ZFL-2500+
- Mini-Circuits
-
1:
Rp3.208.532
-
2In Stock
-
30Expected 23/11/2026
-
New Product
|
Mouser Part No
139-ZFL-2500
New Product
|
Mini-Circuits
|
RF Amplifier Connectorized SMA, Linear, Gain Block Amplifier, 500 MHz to 2500 MHz, 50ohm
|
|
2In Stock
30Expected 23/11/2026
|
|
Min.: 1
Mult.: 1
|
|
|
500 MHz to 2.5 GHz
|
5 V
|
220 mA
|
31 dB
|
8 dB
|
Gain Block Amplifiers
|
SMD/SMT
|
Y460
|
|
|
27 dBm
|
- 20 C
|
+ 65 C
|
ZFL
|
Bulk
|
|
|
|
RF Amplifier Gain Block, 20 - 4000 MHz, 50?
- ZJL-4HG+
- Mini-Circuits
-
1:
Rp4.121.796
-
3In Stock
-
20On Order
-
New Product
|
Mouser Part No
139-ZJL-4HG+
New Product
|
Mini-Circuits
|
RF Amplifier Gain Block, 20 - 4000 MHz, 50?
|
|
3In Stock
20On Order
Stock:
3 Can Dispatch Immediately
On Order:
10 Expected 05/08/2026
10 Expected 31/08/2026
Factory Lead Time:
22 Weeks
|
|
|
Rp4.121.796
|
|
|
Rp4.049.880
|
|
Min.: 1
Mult.: 1
|
|
|
20 MHz to 4 GHz
|
12 V
|
75 mA
|
17 dB
|
4.5 dB
|
Gain Block Amplifiers
|
Screw
|
|
|
15 dBm
|
30 dBm
|
- 40 C
|
+ 75 C
|
ZJL
|
Tray
|
|
|
|
RF Amplifier Connectorized SMA, Linear, Medium Power, Low Additive Phase Noise Amplifier, 0.5 to 4000 MHz, 50 Ohm
- ZX60-43LPN+
- Mini-Circuits
-
1:
Rp2.861.242
-
5In Stock
-
100On Order
-
New Product
|
Mouser Part No
139-ZX60-43LPN+
New Product
|
Mini-Circuits
|
RF Amplifier Connectorized SMA, Linear, Medium Power, Low Additive Phase Noise Amplifier, 0.5 to 4000 MHz, 50 Ohm
|
|
5In Stock
100On Order
Stock:
5 Can Dispatch Immediately
On Order:
20 Expected 17/06/2026
80 Expected 21/12/2026
Factory Lead Time:
30 Weeks
|
|
|
Rp2.861.242
|
|
|
Rp2.795.380
|
|
Min.: 1
Mult.: 1
|
|
|
500 kHz to 4 GHz
|
5.9 V to 9 V
|
120 mA
|
23 dB
|
|
Low Noise Amplifiers
|
Screw
|
|
InGaP
|
21 dBm
|
34 dBm
|
- 40 C
|
+ 85 C
|
ZX60
|
Tray
|
|
|
|
RF Amplifier SMT Low Noise Amplifier, 2 - 30 GHz, 50?
- AVA-0233LN+
- Mini-Circuits
-
1:
Rp2.174.001
-
82In Stock
-
200Expected 10/08/2026
|
Mouser Part No
139-AVA-0233LN+
|
Mini-Circuits
|
RF Amplifier SMT Low Noise Amplifier, 2 - 30 GHz, 50?
|
|
82In Stock
200Expected 10/08/2026
|
|
|
Rp2.174.001
|
|
|
Rp1.956.784
|
|
|
Rp1.847.809
|
|
|
Rp1.608.761
|
|
|
Rp1.608.761
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
2 GHz to 30 GHz
|
4.75 V to 5.25 V
|
92 mA
|
17.5 dB
|
4.8 dB
|
Low Noise Amplifiers
|
SMD/SMT
|
DG1677-4-32
|
Si
|
11.5 dBm
|
20.6 dBm
|
- 45 C
|
+ 85 C
|
AVA
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT Gain Block, 2 - 20 GHz, 50 Ohm
- AVA-2183+
- Mini-Circuits
-
1:
Rp1.228.448
-
37In Stock
-
500Expected 17/08/2026
|
Mouser Part No
139-AVA-2183+
|
Mini-Circuits
|
RF Amplifier SMT Gain Block, 2 - 20 GHz, 50 Ohm
|
|
37In Stock
500Expected 17/08/2026
|
|
|
Rp1.228.448
|
|
|
Rp1.003.526
|
|
|
Rp790.713
|
|
|
Rp749.251
|
|
|
Rp749.251
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
2 GHz to 20 GHz
|
4 V
|
210 mA
|
16.4 dB
|
6.7 dB
|
General Purpose Amplifiers
|
SMD/SMT
|
QFN-20
|
GaAs
|
19 dBm
|
25 dBm
|
- 40 C
|
+ 85 C
|
AVA
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT Gain Block, 500 MHz - 18 GHz, 50 Ohm
- AVA-5R183+
- Mini-Circuits
-
1:
Rp1.116.904
-
157In Stock
|
Mouser Part No
139-AVA-5R183+
|
Mini-Circuits
|
RF Amplifier SMT Gain Block, 500 MHz - 18 GHz, 50 Ohm
|
|
157In Stock
|
|
|
Rp1.116.904
|
|
|
Rp820.800
|
|
|
Rp667.061
|
|
|
Rp667.061
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
500 MHz to 18 GHz
|
5 V
|
85 mA
|
15.3 dB
|
5.4 dB
|
Low Noise Amplifiers
|
SMD/SMT
|
QFN-20
|
GaAs
|
6.8 dBm
|
27.9 dBm
|
|
|
AVA
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier MMIC Low Phase Noise Amplifier
- LVA-6183PN+
- Mini-Circuits
-
1:
Rp1.205.699
-
223In Stock
-
New At Mouser
|
Mouser Part No
139-LVA-6183PN+
New At Mouser
|
Mini-Circuits
|
RF Amplifier MMIC Low Phase Noise Amplifier
|
|
223In Stock
|
|
|
Rp1.205.699
|
|
|
Rp1.085.166
|
|
|
Rp976.741
|
|
|
Rp757.323
|
|
|
Rp757.323
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
6 GHz to 18 GHz
|
6 V
|
|
19.9 dB
|
5.7 dB
|
Low Noise Amplifiers
|
SMD/SMT
|
QFN-24
|
|
19.6 dBm
|
28.7 dBm
|
- 45 C
|
+ 105 C
|
LVA
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT Low Noise Amplifier, 1.5 - 2.5 GHz, 50 Ohm
- PMA2-252LNA+
- Mini-Circuits
-
1:
Rp261.981
-
814In Stock
|
Mouser Part No
139-PMA2-252LNA+
|
Mini-Circuits
|
RF Amplifier SMT Low Noise Amplifier, 1.5 - 2.5 GHz, 50 Ohm
|
|
814In Stock
|
|
|
Rp261.981
|
|
|
Rp75.586
|
|
|
Rp61.276
|
|
|
Rp57.790
|
|
|
Rp55.405
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
1.5 GHz to 2.5 GHz
|
4 V
|
57 mA
|
17.6 dB
|
0.8 dB
|
Low Noise Amplifiers
|
SMD/SMT
|
SMT-8
|
Si
|
7.8 dBm
|
30 dBm
|
- 40 C
|
+ 85 C
|
PMA2
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT Gain Block, 15 - 45 GHz, 50 Ohm
- PMA3-15453+
- Mini-Circuits
-
1:
Rp1.318.527
-
46In Stock
-
500On Order
|
Mouser Part No
139-PMA3-15453+
|
Mini-Circuits
|
RF Amplifier SMT Gain Block, 15 - 45 GHz, 50 Ohm
|
|
46In Stock
500On Order
Stock:
46 Can Dispatch Immediately
On Order:
200 Expected 26/05/2026
300 Expected 14/09/2026
Factory Lead Time:
22 Weeks
|
|
|
Rp1.318.527
|
|
|
Rp1.180.382
|
|
|
Rp1.080.212
|
|
|
Rp941.884
|
|
|
Rp941.884
|
|
|
Rp934.729
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
15 GHz to 45 GHz
|
5 V
|
128 mA
|
18.9 dB
|
5.2 dB
|
Low Noise Amplifiers
|
SMD/SMT
|
QFN-12
|
Si
|
17 dBm
|
25 dBm
|
- 40 C
|
+ 85 C
|
PMA3
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier SMT Low Noise Amplifier, 24 - 32 GHz, 50 Ohm
- PMA3-24323LN+
- Mini-Circuits
-
1:
Rp1.240.923
-
35In Stock
-
100Expected 01/09/2026
|
Mouser Part No
139-PMA3-24323LN+
|
Mini-Circuits
|
RF Amplifier SMT Low Noise Amplifier, 24 - 32 GHz, 50 Ohm
|
|
35In Stock
100Expected 01/09/2026
|
|
|
Rp1.240.923
|
|
|
Rp1.104.429
|
|
|
Rp1.036.182
|
|
|
Rp899.688
|
|
|
Rp899.688
|
|
|
Rp894.001
|
|
Min.: 1
Mult.: 1
:
100
|
|
|
24 GHz to 32 GHz
|
5 V
|
128 mA
|
16.6 dB
|
3.8 dB
|
Low Noise Amplifiers
|
SMD/SMT
|
QFN-12
|
Si
|
16.8 dBm
|
25 dBm
|
- 40 C
|
+ 85 C
|
PMA3
|
Reel, Cut Tape, MouseReel
|
|
|
|
RF Amplifier Low Noise Amplifier, 4 - 18 GHz, 50?
- ZX60-04183LN+
- Mini-Circuits
-
1:
Rp7.187.596
-
32In Stock
-
20Expected 07/12/2026
|
Mouser Part No
139-ZX60-04183LN+
|
Mini-Circuits
|
RF Amplifier Low Noise Amplifier, 4 - 18 GHz, 50?
|
|
32In Stock
20Expected 07/12/2026
|
|
|
Rp7.187.596
|
|
|
Rp6.462.195
|
|
Min.: 1
Mult.: 1
|
|
|
4 GHz to 18 GHz
|
5 V
|
46 mA
|
11 dB, 12 dB, 13 dB
|
2.5 dB, 2.6 dB
|
Low Noise Amplifiers
|
Screw
|
|
Si
|
15 dBm
|
26 dBm
|
- 40 C
|
+ 85 C
|
ZX60
|
Tray
|
|
|
|
RF Amplifier Low Noise Amplifier, 6 - 18 GHz, 50?
- ZX60-06183P+
- Mini-Circuits
-
1:
Rp6.306.988
-
5In Stock
-
170On Order
|
Mouser Part No
139-ZX60-06183P+
|
Mini-Circuits
|
RF Amplifier Low Noise Amplifier, 6 - 18 GHz, 50?
|
|
5In Stock
170On Order
Stock:
5 Can Dispatch Immediately
On Order:
50 Expected 02/11/2026
60 Expected 07/12/2026
60 Expected 21/12/2026
Factory Lead Time:
30 Weeks
|
|
|
Rp6.306.988
|
|
|
Rp5.566.360
|
|
Min.: 1
Mult.: 1
|
|
|
6 GHz to 18 GHz
|
5 V
|
56 mA
|
27 dB
|
1.6 dB, 1.8 dB
|
Low Noise Amplifiers
|
Screw
|
|
Si
|
9 dBm
|
21 dBm
|
- 40 C
|
+ 85 C
|
ZX60
|
Tray
|
|
|
|
RF Amplifier Low Noise Amplifier, 10 - 20 GHz, 50?
- ZX60-10223G+
- Mini-Circuits
-
1:
Rp7.485.168
-
7In Stock
-
10Expected 21/12/2026
|
Mouser Part No
139-ZX60-10223G+
|
Mini-Circuits
|
RF Amplifier Low Noise Amplifier, 10 - 20 GHz, 50?
|
|
7In Stock
10Expected 21/12/2026
|
|
|
Rp7.485.168
|
|
|
Rp7.152.738
|
|
Min.: 1
Mult.: 1
|
|
|
10 GHz to 20 GHz
|
5 V
|
75 mA
|
26 dB
|
2.6 dB
|
Low Noise Amplifiers
|
Screw
|
|
Si
|
10 dBm
|
20 dBm
|
- 40 C
|
+ 85 C
|
ZX60
|
Bulk
|
|
|
|
RF Amplifier Low Phase Noise Gain Block, 0.05 - 10 GHz, 50?
- ZX60-123LPN+
- Mini-Circuits
-
1:
Rp6.258.188
-
10In Stock
-
50On Order
|
Mouser Part No
139-ZX60-123LPN+
|
Mini-Circuits
|
RF Amplifier Low Phase Noise Gain Block, 0.05 - 10 GHz, 50?
|
|
10In Stock
50On Order
Stock:
10 Can Dispatch Immediately
On Order:
30 Expected 30/11/2026
20 Expected 01/12/2026
Factory Lead Time:
30 Weeks
|
|
|
Rp6.258.188
|
|
|
Rp6.026.661
|
|
Min.: 1
Mult.: 1
|
|
|
500 MHz to 10 GHz
|
5 V
|
48 mA
|
16.5 dB
|
5.8 dB
|
Low Noise Amplifiers
|
Screw
|
|
GaAs
|
16.9 dBm
|
29.9 dBm
|
- 40 C
|
+ 85 C
|
ZX60
|
Tray
|
|
Indonesia