|
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=45mOhms
- T520V227M010ATE045
- KEMET
-
1:
CHF 2.06
-
377In Stock
-
3’000Expected 5/13/2027
|
Mouser Part No
80-T520V227M010
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=45mOhms
|
|
377In Stock
3’000Expected 5/13/2027
|
|
|
CHF 2.06
|
|
|
CHF 1.41
|
|
|
CHF 1.16
|
|
|
CHF 1.08
|
|
|
CHF 0.945
|
|
|
CHF 0.894
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
20 %
|
2917
|
45 mOhms
|
220 uA
|
1.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T520 SSD
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 10V 220uF 20% ESR=25mOhms
- T520V227M010ATE025
- KEMET
-
1:
CHF 2.17
-
1’170In Stock
|
Mouser Part No
80-T520V227M10ATE025
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220uF 20% ESR=25mOhms
|
|
1’170In Stock
|
|
|
CHF 2.17
|
|
|
CHF 1.50
|
|
|
CHF 1.24
|
|
|
CHF 1.14
|
|
|
CHF 1.02
|
|
|
CHF 1.00
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
20 %
|
2917
|
25 mOhms
|
220 uA
|
1.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T520 SSD
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 2.5V 220uF 2917 20% ESR=9mOhms
- T520V227M2R5ATE009
- KEMET
-
1:
CHF 2.62
-
360In Stock
|
Mouser Part No
80-T520V227M2R5ATE9
|
KEMET
|
Tantalum Capacitors - Polymer 2.5V 220uF 2917 20% ESR=9mOhms
|
|
360In Stock
|
|
|
CHF 2.62
|
|
|
CHF 1.83
|
|
|
CHF 1.52
|
|
|
CHF 1.41
|
|
|
CHF 1.25
|
|
|
CHF 1.19
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
2.5 VDC
|
SMD/SMT
|
20 %
|
2917
|
9 mOhms
|
55 uA
|
1.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T520
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 4V 220uF 2917 20% ESR=15mOhms
- T520V227M004ATE015
- KEMET
-
1:
CHF 1.86
-
1’400In Stock
|
Mouser Part No
80-T520V227M4ATE015
|
KEMET
|
Tantalum Capacitors - Polymer 4V 220uF 2917 20% ESR=15mOhms
|
|
1’400In Stock
|
|
|
CHF 1.86
|
|
|
CHF 1.27
|
|
|
CHF 1.03
|
|
|
CHF 0.955
|
|
|
CHF 0.837
|
|
|
CHF 0.795
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
4 VDC
|
SMD/SMT
|
20 %
|
2917
|
15 mOhms
|
88 uA
|
1.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T520
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 4V 220uF 2917 20% ESR=9mOhms
- T520V227M004ATE009
- KEMET
-
1:
CHF 1.97
-
93In Stock
|
Mouser Part No
80-T520V227M4ATE9
|
KEMET
|
Tantalum Capacitors - Polymer 4V 220uF 2917 20% ESR=9mOhms
|
|
93In Stock
|
|
|
CHF 1.97
|
|
|
CHF 1.35
|
|
|
CHF 1.10
|
|
|
CHF 1.03
|
|
|
CHF 0.901
|
|
|
CHF 0.854
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
4 VDC
|
SMD/SMT
|
20 %
|
2917
|
9 mOhms
|
88 uA
|
1.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T520
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=9mOhms
- T520V227M006ATE009
- KEMET
-
1:
CHF 2.11
-
162In Stock
-
2’000Expected 12/29/2026
|
Mouser Part No
80-T520V227M6ATE9
|
KEMET
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=9mOhms
|
|
162In Stock
2’000Expected 12/29/2026
|
|
|
CHF 2.11
|
|
|
CHF 1.46
|
|
|
CHF 1.19
|
|
|
CHF 1.09
|
|
|
CHF 0.973
|
|
|
CHF 0.926
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
6.3 VDC
|
SMD/SMT
|
20 %
|
2917
|
9 mOhms
|
138.6 uA
|
1.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T520 SSD
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=40mOhms
- T520V227M006ATE040
- KEMET
-
1:
CHF 1.74
-
100In Stock
|
Mouser Part No
80-T520V227M6E40
|
KEMET
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=40mOhms
|
|
100In Stock
|
|
|
CHF 1.74
|
|
|
CHF 1.29
|
|
|
CHF 1.12
|
|
|
CHF 0.973
|
|
|
CHF 0.712
|
|
|
CHF 0.711
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
6.3 VDC
|
SMD/SMT
|
20 %
|
2917
|
40 mOhms
|
138.6 uA
|
1.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T520 SSD
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=40mOhms
- T520Y227M010ATE040
- KEMET
-
1:
CHF 3.14
-
336In Stock
|
Mouser Part No
80-T520Y227MATE40
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=40mOhms
|
|
336In Stock
|
|
|
CHF 3.14
|
|
|
CHF 2.22
|
|
|
CHF 1.86
|
|
|
CHF 1.75
|
|
|
CHF 1.54
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
20 %
|
2917
|
40 mOhms
|
220 uA
|
3.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
Y Case
|
T520 SSD
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 16V 220uF 7343 20% ESR=25mOhms
- T521D227M016ATE025
- KEMET
-
1:
CHF 5.21
-
407In Stock
-
500Expected 5/6/2027
|
Mouser Part No
80-T521D227M16ATE025
|
KEMET
|
Tantalum Capacitors - Polymer 16V 220uF 7343 20% ESR=25mOhms
|
|
407In Stock
500Expected 5/6/2027
|
|
|
CHF 5.21
|
|
|
CHF 3.83
|
|
|
CHF 3.28
|
|
|
CHF 3.11
|
|
|
CHF 2.81
|
|
Min.: 1
Mult.: 1
Max.: 1’000
:
500
|
|
|
220 uF
|
16 VDC
|
SMD/SMT
|
20 %
|
2815
|
25 mOhms
|
352 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T521
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 6.3 VDC 220uF 2917 20% ESR=6mOhm
- T530D227M006ATE006
- KEMET
-
1:
CHF 6.84
-
111In Stock
-
6’000On Order
|
Mouser Part No
80-T530D227M6E6
|
KEMET
|
Tantalum Capacitors - Polymer 6.3 VDC 220uF 2917 20% ESR=6mOhm
|
|
111In Stock
6’000On Order
Stock:
111 Can Dispatch Immediately
On Order:
1’500 Expected 1/25/2027
4’500 Expected 4/29/2027
Factory Lead Time:
43 Weeks
|
|
|
CHF 6.84
|
|
|
CHF 5.12
|
|
|
CHF 4.43
|
|
|
CHF 4.22
|
|
|
CHF 3.53
|
|
Min.: 1
Mult.: 1
Max.: 1’000
:
500
|
|
|
220 uF
|
6.3 VDC
|
SMD/SMT
|
20 %
|
2917
|
6 mOhms
|
138.6 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T530
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 16V 220uF 2917 20% ESR=35mOhms
- T545X227M016ATE035
- KEMET
-
1:
CHF 5.40
-
231In Stock
-
500Expected 3/11/2027
|
Mouser Part No
80-T545X227M16ATE35
|
KEMET
|
Tantalum Capacitors - Polymer 16V 220uF 2917 20% ESR=35mOhms
|
|
231In Stock
500Expected 3/11/2027
|
|
|
CHF 5.40
|
|
|
CHF 3.99
|
|
|
CHF 3.42
|
|
|
CHF 3.24
|
|
|
CHF 2.93
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
16 VDC
|
SMD/SMT
|
20 %
|
2917
|
35 mOhms
|
352 uA
|
4 mm
|
- 55 C
|
+ 105 C
|
7343
|
X Case
|
T545
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=40mOhms AEC-Q200
- T591D227M010ATE040
- KEMET
-
1:
CHF 1.58
-
297In Stock
|
Mouser Part No
80-T591D227M010ATE40
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=40mOhms AEC-Q200
|
|
297In Stock
|
|
|
CHF 1.58
|
|
|
CHF 1.07
|
|
|
CHF 0.861
|
|
|
CHF 0.791
|
|
|
CHF 0.682
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
20 %
|
2917
|
40 mOhms
|
220 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T591
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 2.5VDC 220uF 7343 20% ESR=0.012Ohms
- T591D227M2R5ATE012
- KEMET
-
1:
CHF 1.73
-
485In Stock
|
Mouser Part No
80-T591D227M2R5ATE12
|
KEMET
|
Tantalum Capacitors - Polymer 2.5VDC 220uF 7343 20% ESR=0.012Ohms
|
|
485In Stock
|
|
|
CHF 1.73
|
|
|
CHF 1.18
|
|
|
CHF 0.945
|
|
|
CHF 0.885
|
|
|
CHF 0.762
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
2.5 VDC
|
SMD/SMT
|
20 %
|
2917
|
100 Ohms
|
55 mA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T591
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=25mOhms AEC-Q200
- T591D227M006ATE025
- KEMET
-
1:
CHF 1.73
-
5In Stock
|
Mouser Part No
80-T591D227M6ATE25
|
KEMET
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=25mOhms AEC-Q200
|
|
5In Stock
|
|
|
CHF 1.73
|
|
|
CHF 1.18
|
|
|
CHF 0.955
|
|
|
CHF 0.934
|
|
|
CHF 0.885
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
6.3 VDC
|
SMD/SMT
|
20 %
|
2917
|
25 mOhms
|
138.6 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T591
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 2.5V 220uF 2917 20% ESR=9mOhms AEC-Q200
- T591V227M2R5ATE009
- KEMET
-
1:
CHF 2.48
-
12In Stock
|
Mouser Part No
80-T591V227M2R5E9
|
KEMET
|
Tantalum Capacitors - Polymer 2.5V 220uF 2917 20% ESR=9mOhms AEC-Q200
|
|
12In Stock
|
|
|
CHF 2.48
|
|
|
CHF 1.72
|
|
|
CHF 1.42
|
|
|
CHF 1.34
|
|
|
CHF 1.18
|
|
|
CHF 1.12
|
|
Min.: 1
Mult.: 1
:
1’000
|
|
|
220 uF
|
2.5 VDC
|
SMD/SMT
|
20 %
|
2917
|
9 mOhms
|
55 uA
|
1.9 mm
|
- 55 C
|
+ 105 C
|
7343
|
V Case
|
T591
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=40mOhms AEC-Q200
- T598D227M010ATE040
- KEMET
-
1:
CHF 1.79
-
489In Stock
-
500Expected 11/19/2026
|
Mouser Part No
80-T598D227M010E040
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=40mOhms AEC-Q200
|
|
489In Stock
500Expected 11/19/2026
|
|
|
CHF 1.79
|
|
|
CHF 1.22
|
|
|
CHF 0.992
|
|
|
CHF 0.917
|
|
|
CHF 0.797
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
20 %
|
2917
|
40 mOhms
|
220 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T598
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=80mOhms AEC-Q200
- T598D227M010ATE080
- KEMET
-
1:
CHF 2.10
-
506In Stock
|
Mouser Part No
80-T598D227M010E080
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220uF 2917 20% ESR=80mOhms AEC-Q200
|
|
506In Stock
|
|
|
CHF 2.10
|
|
|
CHF 1.53
|
|
|
CHF 1.12
|
|
|
CHF 0.885
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
20 %
|
2917
|
80 mOhms
|
220 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T598
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 6 VDC 220uF 7343 20% ESR=40mOhms AEC-Q200
- T598D227M006ATE040
- KEMET
-
1:
CHF 1.98
-
492In Stock
|
Mouser Part No
80-T598D227M06ATE040
|
KEMET
|
Tantalum Capacitors - Polymer 6 VDC 220uF 7343 20% ESR=40mOhms AEC-Q200
|
|
492In Stock
|
|
|
CHF 1.98
|
|
|
CHF 1.36
|
|
|
CHF 1.11
|
|
|
CHF 1.04
|
|
|
CHF 0.894
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
6 VDC
|
SMD/SMT
|
20 %
|
2917
|
40 mOhms
|
132 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T598
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 2.5V 220uF 20% -55C/+125C 7343-31 ESR=6mOhms AEC-Q200
- T598D227M2R5ATE006
- KEMET
-
1:
CHF 2.24
-
63In Stock
-
500On Order
|
Mouser Part No
80-T598D227M2R5ATE06
|
KEMET
|
Tantalum Capacitors - Polymer 2.5V 220uF 20% -55C/+125C 7343-31 ESR=6mOhms AEC-Q200
|
|
63In Stock
500On Order
|
|
|
CHF 2.24
|
|
|
CHF 1.59
|
|
|
CHF 1.38
|
|
|
CHF 1.21
|
|
|
CHF 1.07
|
|
Min.: 1
Mult.: 1
Max.: 1’000
:
500
|
|
|
220 uF
|
2.5 VDC
|
SMD/SMT
|
20 %
|
2917
|
6 mOhms
|
55 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
|
T598
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 2.5V 220uF 7343 20% ESR=0.009Ohms AEC-Q200
- T598D227M2R5ATE009
- KEMET
-
1:
CHF 1.91
-
1’381In Stock
|
Mouser Part No
80-T598D227M2R5ATE09
|
KEMET
|
Tantalum Capacitors - Polymer 2.5V 220uF 7343 20% ESR=0.009Ohms AEC-Q200
|
|
1’381In Stock
|
|
|
CHF 1.91
|
|
|
CHF 1.30
|
|
|
CHF 1.07
|
|
|
CHF 0.992
|
|
|
CHF 0.934
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
2.5 VDC
|
SMD/SMT
|
20 %
|
2917
|
9 mOhms
|
55 mA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T598
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 2.5V 220uF 7343 20% ESR=0.012Ohms AECQ2
- T598D227M2R5ATE012
- KEMET
-
1:
CHF 1.83
-
373In Stock
|
Mouser Part No
80-T598D227M2R5ATE12
|
KEMET
|
Tantalum Capacitors - Polymer 2.5V 220uF 7343 20% ESR=0.012Ohms AECQ2
|
|
373In Stock
|
|
|
CHF 1.83
|
|
|
CHF 1.25
|
|
|
CHF 1.02
|
|
|
CHF 0.945
|
|
|
CHF 0.821
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
2.5 VDC
|
SMD/SMT
|
20 %
|
2917
|
100 Ohms
|
55 mA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T598
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=25mOhms AEC-Q200
- T598D227M006ATE025
- KEMET
-
1:
CHF 2.12
-
600In Stock
|
Mouser Part No
80-T598D227M6ATE25
|
KEMET
|
Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=25mOhms AEC-Q200
|
|
600In Stock
|
|
|
CHF 2.12
|
|
|
CHF 1.46
|
|
|
CHF 1.20
|
|
|
CHF 1.12
|
|
|
CHF 0.973
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
220 uF
|
6.3 VDC
|
SMD/SMT
|
20 %
|
2917
|
25 mOhms
|
138.6 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T598
|
AEC-Q200
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 6.3volts 220uF ESR 9mohm
- 6TPF220M9L
- Panasonic Industry
-
1:
CHF 3.88
-
2In Stock
-
NRND
|
Mouser Part No
667-6TPF220M9L
NRND
|
Panasonic Industry
|
Tantalum Capacitors - Polymer 6.3volts 220uF ESR 9mohm
|
|
2In Stock
|
|
|
CHF 3.88
|
|
|
CHF 2.79
|
|
|
CHF 2.35
|
|
|
CHF 2.18
|
|
|
CHF 1.98
|
|
|
CHF 1.98
|
|
Min.: 1
Mult.: 1
Max.: 2’500
:
2’500
|
|
|
220 uF
|
6.3 VDC
|
SMD/SMT
|
20 %
|
2917
|
9 mOhms
|
138.6 uA
|
2.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
D3L Case
|
TPF
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 10V 220uF 20% ESR=18mOhms
- T520D227M010AHE018
- KEMET
-
1:
CHF 2.29
-
434In Stock
|
Mouser Part No
80-T520D227M10AHE018
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220uF 20% ESR=18mOhms
|
|
434In Stock
|
|
|
CHF 2.29
|
|
|
CHF 1.59
|
|
|
CHF 1.31
|
|
|
CHF 1.23
|
|
|
CHF 1.07
|
|
Min.: 1
Mult.: 1
:
500
|
No
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
20 %
|
2917
|
18 mOhms
|
220 uA
|
2.8 mm
|
- 55 C
|
+ 105 C
|
7343
|
D Case
|
T520
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
Tantalum Capacitors - Polymer 10V 220UuF 2917 10% ESR=10mohms
- T543D227K010AHW010
- KEMET
-
1:
CHF 12.87
-
75In Stock
-
700Expected 3/15/2027
|
Mouser Part No
80-T543D227K010AHW10
|
KEMET
|
Tantalum Capacitors - Polymer 10V 220UuF 2917 10% ESR=10mohms
|
|
75In Stock
700Expected 3/15/2027
|
|
|
CHF 12.87
|
|
|
CHF 10.05
|
|
|
CHF 8.93
|
|
|
CHF 7.68
|
|
Min.: 1
Mult.: 1
Max.: 200
:
100
|
No
|
|
220 uF
|
10 VDC
|
SMD/SMT
|
10 %
|
2917
|
10 mOhms
|
220 uA
|
2.8 mm
|
- 55 C
|
+ 125 C
|
7343
|
D Case
|
T543 HRA
|
|
Reel, Cut Tape, MouseReel
|
|
Liechtenstein
