电子工程世界电子工程世界电子工程世界

关键词

搜索

型号

搜索

TBWE227K010CRDZ0824

产品描述Tantalum Capacitor, Polarized, Tantalum, 10V, 10% +Tol, 10% -Tol, 220uF, 2917,
产品类别无源元件    电容器   
文件大小70KB,共4页
制造商AVX
下载文档 详细参数 全文预览

TBWE227K010CRDZ0824概述

Tantalum Capacitor, Polarized, Tantalum, 10V, 10% +Tol, 10% -Tol, 220uF, 2917,

TBWE227K010CRDZ0824规格参数

参数名称属性值
是否Rohs认证不符合
Objectid716905705
包装说明, 2917
Reach Compliance Codenot_compliant
ECCN代码EAR99
电容220 µF
电容器类型TANTALUM CAPACITOR
介电材料TANTALUM (DRY/SOLID)
ESR500 mΩ
高度4.1 mm
JESD-609代码e0
长度7.3 mm
负容差10%
端子数量2
最高工作温度125 °C
最低工作温度-55 °C
封装形式SMT
包装方法TR, 7 Inch
极性POLARIZED
正容差10%
额定(直流)电压(URdc)10 V
参考标准MIL-PRF-55365
系列TBW
尺寸代码2917
端子面层Tin/Lead (Sn/Pb) - hot dipped
宽度4.3 mm

TBWE227K010CRDZ0824文档预览

TBW Series
Tantalum Fused DSCC Dwg 04053 COTS-Plus Weibull Grade & Space Level
TBW Fused Tantalum Capacitors offer protection from
possible damaging short circuit failure modes. This is
accomplished with an internal fuse in series with the
capacitor. See the photograph on the right. The AVX
fused tantalum offers lower ESR limits than competi-
tive fused tantalum capacitors, and is available with
Weibull and surge testing per MIL PRF 55365.
Anode, fuse and leadframe assembly
CASE DIMENSIONS:
millimeters (inches)
Code
C
D
E
EIA
Code
6032-28
7343-31
7343-43
L±0.20 (0.008)
6.00 (0.236)
7.30 (0.287)
7.30 (0.287)
W+0.20 (0.008)
–0.10 (0.004)
3.20 (0.126)
4.30 (0.169)
4.30 (0.169)
H+0.20 (0.008)
–0.10 (0.004)
2.60 (0.102)
2.90 (0.114)
4.10 (0.162)
W1 ±0.20
(0.008)
2.20 (0.087)
2.40 (0.094)
2.40 (0.094)
A+0.30 (0.012)
–0.20 (0.008)
1.30 (0.051)
1.30 (0.051)
1.30 (0.051)
S Min.
2.90 (0.114)
4.40 (0.173)
4.40 (0.173)
CAPACITANCE AND RATED VOLTAGE, V
R
(VOLTAGE CODE) RANGE (LETTER DENOTES CASE SIZE)
Capacitance
μF
0.47
0.68
1
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
68
100
150
220
330
470
4
6
10
Rated Voltage DC (V
R
) to 85°C
16
20
25
35
50
C
C
C
C
D
D
D
E(20%)
C
C
D
D
E
E
C
C
C
C/D
C/D
D/E
D
D/E
E
C
C
C
C/D
C/D
D
D/E
D/E
E
C
C
C
C/D
D
D/E
E
C
C
C
D
D
E
E
C
C
C
C
C/D
D
D/E
C
C
C
D
D
E
D/E
E
39
TBW Series
Tantalum Fused DSCC Dwg 04053 COTS-Plus Weibull Grade & Space Level
HOW TO ORDER
COTS-PLUS & DSCC DWG (04053):
TBW D
Type
686
*
006
C
#
@
Reliability Grade
Weibull:
B = 0.1%/1000 hrs.
90% conf.
C = 0.01%/1000 hrs.
90% conf.
Z = Non-ER
0
^
++
Surge Test
Option
00 = None
23 = 10 Cycles, +25ºC
24 = 10 Cycles,
-55ºC & +85ºC
45 = 10 cycles,
-55ºC & +85ºC
before Weibull
Case Capacitance Capacitance
Voltage
Standard or Packaging Inspection Level
Size
Code
Tolerance
Code
Low ESR
S = Std.
B = Bulk
pF code:
M = ±20% 004 = 4Vdc
Range
Conformance
R = 7" T&R
1st two digits
K = ±10% 006 = 6Vdc C = Std ESR S = 13" T&R L = Group A
represent
J = ±5%
010 = 10Vdc L = Low ESR W = Waffle
D = DSCC DWG
significant
015 = 15Vdc
figures 3rd
020 = 20Vdc
See page 5
digit represents
025 = 25Vdc
for additional
multiplier
035 = 35Vdc
(number of
packaging
zeros to follow)
050 = 50Vdc
options.
Qualification Termination Finish
Level
H = Solder Plated
0 = N/A
0 = Fused Solder
Plated
9 = SRC9000
8 = Hot Solder
Dipped
9 = Gold Plated
7 = Matte Sn
(COTS-Plus only)
DSCC DWG P/N CROSS REFERENCE:
04053
DSCC DWG
04053
-01
Dash
Number
See Rating
Tables
NOTE: DSCC DWG 04053 specifies 20% capacitance
tolerance and solder plated termination options only. For
10% capacitance tolerance, solder fused finish, Weibull
grading and MIL surge options, order using AVX part
number above.
SPACE LEVEL OPTIONS TO SRC9000*:
TBW D
Type
686
*
006
C
L
@
9
^
++
Surge Test
Option
00 = 10 Cycles,
-55ºC & +85ºC
45 = 10 cycles,
-55ºC & +85ºC
before Weibull
Case Capacitance Capacitance
Voltage
Standard or Packaging Inspection Level
Reliability Grade
Size
Code
Tolerance
Code
Low ESR
L = Group A
Weibull:
B = Bulk
pF code:
M = ±20% 004 = 4Vdc
Range
B = 0.1%/1000 hrs.
R = 7" T&R
1st two digits
K = ±10% 006 = 6Vdc C = Std ESR S = 13" T&R
90% conf.
represent
J = ±5%
010 = 10Vdc L = Low ESR W = Waffle
C = 0.01%/1000 hrs.
significant
015 = 15Vdc
90% conf.
figures 3rd
020 = 20Vdc
See page 5
digit represents
025 = 25Vdc
for additional
multiplier
035 = 35Vdc
(number of
packaging
zeros to follow)
050 = 50Vdc
options.
Qualification Termination Finish
Level
H = Solder Plated
9 = SRC9000 0 = Fused Solder
Plated
8 = Hot Solder
Dipped
9 = Gold Plated
*Qualifications Pending
TECHNICAL SPECIFICATIONS
Technical Data:
Capacitance Range:
Capacitance Tolerance:
Rated Voltage (V
R
)
Category Voltage (V
C
)
Surge Voltage (V
S
)
Surge Voltage (V
S
)
Temperature Range:
Unless otherwise specified, all technical data relate to an ambient temperature of 25°C
0.47 μF to 470 μF
±10%; ±20%
4
6
10
15
20
25
35
50
2.7
4
7
10
13
17
23
33
5.2
8
13
20
26
32
46
65
3.4
5
8
13
16
20
28
40
-55°C to +125°C
+85°C:
+125°C:
+85°C:
+125°C:
40
TBW Series
Tantalum Fused DSCC Dwg 04053 COTS-Plus Weibull Grade & Space Level
RATING & PART NUMBER
REFERENCE
AVX P/N
TBWC686*004C
TBWC107*004C
TBWD157*004C
TBWD227*004C
TBWD337*004C
TBWE337*004C
TBWE477*004C
TBWC156*006C
TBWC226*006C
TBWC336*006C
TBWD476*006C
TBWC476*006C
TBWD686*006C
TBWC686*006C
TBWX107*006C
TBWD107*006C
TBWD157*006C
TBWD227*006C
TBWE227*006C
TBWE337*006C
TBWC106*010C
TBWC156*010C
TBWC226*010C
TBWD336*010C
TBWC336*010C
TBWD476*010C
TBWC476*010C
TBWE686*010C
TBWD686*010C
TBWD107*010C
TBWE157*010C
TBWD157*010C
TBWE227*010C
TBWC685*016C
TBWC106*016C
TBWC156*016C
TBWD226*016C
TBWC226*016C
TBWD336*016C
TBWE476*016C
TBWD476*016C
TBWE107*016C
TBWC475*020C
TBWC685*020C
TBWC106*020C
TBWD156*020C
TBWD226*020C
TBWE336*020C
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
001
002
003
004
005
006
007
011
013
014
015
016
017
018
019
020
021
022
023
024
028
030
031
032
033
034
035
036
037
038
039
040
041
045
047
048
049
050
051
052
053
054
058
059
060
061
062
063
C
C
D
D
D
E
E
C
C
C
D
C
D
C
E
D
D
D
E
E
C
C
C
D
C
D
C
E
D
D
E
D
E
C
C
C
D
C
D
E
D
E
C
C
C
D
D
E
Parametric Specifications by Rating DSCC 04053
Cap
DC Rated ESR @
DCL max
DF max
@ 120Hz Voltage 100kHz
+25°C
+85°C
+125°C
+25°C +(85/125)°C -55°C
μF @
V@
Ohms @
DSCC P/N Case
(μA)
(μA)
(μA)
(%)
(%)
(%)
25ºC
+85ºC
+25ºC
68
100
150
220
330
330
470
15
22
33
47
47
68
68
100
100
150
220
220
330
10
15
22
33
33
47
47
68
68
100
150
150
220
6.8
10
15
22
22
33
47
47
100
4.7
6.8
10
15
22
33
4
4
4
4
4
4
4
6
6
6
6
6
6
6
6
6
6
6
6
6
10
10
10
10
10
10
10
10
10
10
10
10
10
16
16
16
16
16
16
16
16
16
20
20
20
20
20
20
1.6
1.2
0.8
0.7
0.7
0.7
0.5
2
2
2
1
1.6
1
1.2
0.9
0.8
0.7
0.7
0.7
0.5
2
2
2
1
1.6
1
1.2
0.9
0.8
0.7
0.7
0.7
0.5
2
2
2
1
1.6
1
0.9
0.8
0.7
2
2
2
1
1
0.9
2.7
4
6
8.8
13.2
13.2
18.8
0.7
1.4
2
2.9
2.9
4.1
4.1
6
6
9
13.2
13.2
19.8
1
1.5
2.2
3.3
3.3
4.7
4.7
6.8
6.8
10
15
15
22
1.1
1.6
2.4
3.6
3.6
5.3
7.5
7.5
16
1
1.4
2
3
4.4
6.6
27
40
60
88
132
132
188
7
14
20
29
29
41
41
60
60
90
132
132
198
10
15
22
33
33
47
47
68
68
100
150
150
220
11
16
24
36
36
53
75
75
160
10
14
20
30
44
66
32.4
48
72
105.6
158.4
158.4
225.6
8.4
16.8
24
34.8
34.8
49.2
49.2
72
72
108
158.4
158.4
237.6
12
18
26.4
39.6
39.6
56.4
56.4
81.6
81.6
120
180
180
264
13.2
19.2
28.8
43.2
43.2
63.6
90
90
192
12
16.8
24
36
52.8
79.2
6
8
8
8
8
8
8
6
6
6
6
6
6
6
8
8
8
8
8
8
6
6
6
6
6
6
6
6
6
8
8
8
8
6
6
6
6
6
6
6
6
8
6
6
6
6
6
6
9
12
12
12
12
12
12
9
9
9
9
9
9
9
12
12
12
12
12
12
9
9
9
9
9
9
9
9
9
12
12
12
12
9
9
9
9
9
9
9
9
12
9
9
9
9
9
9
9
12
12
12
12
12
12
9
9
9
9
9
9
9
12
12
12
12
12
12
9
9
9
9
9
9
9
9
9
12
12
12
12
9
9
9
9
9
9
9
9
12
9
9
9
9
9
9
Power
Dissipation
W
0.110
0.110
0.150
0.150
0.150
0.165
0.165
0.110
0.110
0.110
0.150
0.110
0.150
0.110
0.165
0.150
0.150
0.150
0.165
0.165
0.110
0.110
0.110
0.150
0.110
0.150
0.110
0.165
0.150
0.150
0.165
0.150
0.165
0.110
0.110
0.110
0.150
0.110
0.150
0.165
0.150
0.165
0.110
0.110
0.110
0.150
0.150
0.165
Typical Ripple Data by Rating
25ºC
85ºC
125ºC
25ºC
85ºC
125ºC
Ripple
Ripple
Ripple
Ripple
Ripple
Ripple
A
A
A
V
V
V
(100kHz) (100kHz) (100kHz) (100kHz) (100kHz) (100kHz)
0.26
0.30
0.43
0.46
0.46
0.49
0.57
0.23
0.23
0.23
0.39
0.26
0.39
0.30
0.43
0.43
0.46
0.46
0.49
0.57
0.23
0.23
0.23
0.39
0.26
0.39
0.30
0.43
0.43
0.46
0.49
0.46
0.57
0.23
0.23
0.23
0.39
0.26
0.39
0.43
0.43
0.49
0.23
0.23
0.23
0.39
0.39
0.43
0.24
0.27
0.39
0.42
0.42
0.44
0.52
0.21
0.21
0.21
0.35
0.24
0.35
0.27
0.39
0.39
0.42
0.42
0.44
0.52
0.21
0.21
0.21
0.35
0.24
0.35
0.27
0.39
0.39
0.42
0.44
0.42
0.52
0.21
0.21
0.21
0.35
0.24
0.35
0.39
0.39
0.44
0.21
0.21
0.21
0.35
0.35
0.39
0.10
0.12
0.17
0.19
0.19
0.19
0.23
0.09
0.09
0.09
0.15
0.10
0.15
0.12
0.17
0.17
0.19
0.19
0.19
0.23
0.09
0.09
0.09
0.15
0.10
0.15
0.12
0.17
0.17
0.19
0.19
0.19
0.23
0.09
0.09
0.09
0.15
0.10
0.15
0.17
0.17
0.19
0.09
0.09
0.09
0.15
0.15
0.17
0.42
0.36
0.35
0.32
0.32
0.34
0.29
0.47
0.47
0.47
0.39
0.42
0.39
0.36
0.39
0.35
0.32
0.32
0.34
0.29
0.47
0.47
0.47
0.39
0.42
0.39
0.36
0.39
0.35
0.32
0.34
0.32
0.29
0.47
0.47
0.47
0.39
0.42
0.39
0.39
0.35
0.34
0.47
0.47
0.47
0.39
0.39
0.39
0.38
0.33
0.31
0.29
0.29
0.31
0.26
0.42
0.42
0.42
0.35
0.38
0.35
0.33
0.35
0.31
0.29
0.29
0.31
0.26
0.42
0.42
0.42
0.35
0.38
0.35
0.33
0.35
0.31
0.29
0.31
0.29
0.26
0.42
0.42
0.42
0.35
0.38
0.35
0.35
0.31
0.31
0.42
0.42
0.42
0.35
0.35
0.35
0.17
0.15
0.14
0.13
0.13
0.14
0.11
0.19
0.19
0.19
0.15
0.17
0.15
0.15
0.15
0.14
0.13
0.13
0.14
0.11
0.19
0.19
0.19
0.15
0.17
0.15
0.15
0.15
0.14
0.13
0.14
0.13
0.11
0.19
0.19
0.19
0.15
0.17
0.15
0.15
0.14
0.14
0.19
0.19
0.19
0.15
0.15
0.15
All technical data relates to an ambient temperature of +25°C. Capacitance and DF are measured at 120Hz, 0.5V RMS with a maximum DC bias of 2.2 volts. DCL is measured at rated voltage after 5 minutes.
NOTE: AVX reserves the right to supply a higher voltage rating or tighter tolerance part in the same case size, to the same reliability standards.
41
TBW Series
Tantalum Fused DSCC Dwg 04053 COTS-Plus Weibull Grade & Space Level
RATING & PART NUMBER
REFERENCE
AVX P/N
TBWE476*004C
TBWC225*025C
TBWC335*025C
TBWC475*025C
TBWC685*025C
TBWC106*025C
TBWD106*025C
TBWD156*025C
TBWE226*025C
TBWD226*025C
TBWC155*035C
TBWC225*035C
TBWC335*035C
TBWD475*035C
TBWD685*035C
TBWE106*035C
TBWD156*035C
TBWE156*035C
TBWE226*035C
TBWC474*050C
TBWC684*050C
TBWC105*050C
TBWC155*050C
TBWD225*050C
TBWD335*050C
TBWD475*050C
TBWE106M050C
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
#@0^++
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
04053
064
068
069
070
071
072
073
074
075
076
080
081
082
083
084
085
086
087
091
092
093
094
095
096
E
C
C
C
C
C
D
D
E
D
C
C
C
D
D
E
D
E
E
C
C
C
C
D
D
D
E
Parametric Specifications by Rating DSCC 04053
Cap
DC Rated ESR @
DCL max
DF max
@ 120Hz Voltage 100kHz
+25°C
+85°C
+125°C
+25°C +(85/125)°C -55°C
μF @
V@
Ohms @
DSCC P/N Case
(μA)
(μA)
(μA)
(%)
(%)
(%)
25ºC
+85ºC
+25ºC
47
2.2
3.3
4.7
6.8
10
10
15
22
22
1.5
2.2
3.3
4.7
6.8
10
15
15
22
0.47
0.68
1
1.5
2.2
3.3
4.7
10
20
25
25
25
25
25
25
25
25
25
35
35
35
35
35
35
35
35
35
50
50
50
50
50
50
50
50
0.3
3.5
2.5
2.5
2
0.6
1.2
1
0.9
0.8
4.5
3.5
2.5
1.5
1.3
1
0.75
0.9
0.3
8
7
5.5
5
2.5
2
0.75
1.5
9.4
0.6
0.9
1.2
1.7
2.5
2.5
3.8
5.5
5.5
0.5
0.8
1.2
1.7
2.4
3.5
5.3
5.3
7.7
0.5
0.5
0.5
0.8
1.1
1.7
2.4
5
94
6
9
12
17
25
25
38
55
55
5
8
12
17
24
35
53
53
77
5
5
5
8
11
17
24
50
112.8
7.2
10.8
14.4
20.4
30
30
45.6
66
66
6
9.6
14.4
20.4
28.8
42
63.6
63.6
92.4
6
6
6
9.6
13.2
20.4
28.8
60
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
4
4
4
6
6
6
6
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
6
6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
6
6
9
9
9
9
9
Power
Dissipation
W
0.165
0.110
0.110
0.110
0.110
0.110
0.150
0.150
0.165
0.150
0.110
0.110
0.110
0.150
0.150
0.165
0.150
0.165
0.165
0.110
0.110
0.110
0.110
0.150
0.150
0.150
0.165
Typical Ripple Data by Rating
25ºC
85ºC
125ºC
25ºC
85ºC
125ºC
Ripple
Ripple
Ripple
Ripple
Ripple
Ripple
A
A
A
V
V
V
(100kHz) (100kHz) (100kHz) (100kHz) (100kHz) (100kHz)
0.74
0.18
0.21
0.21
0.23
0.43
0.35
0.39
0.43
0.43
0.16
0.18
0.21
0.32
0.34
0.41
0.45
0.43
0.74
0.12
0.13
0.14
0.15
0.24
0.27
0.45
0.33
0.67
0.16
0.19
0.19
0.21
0.39
0.32
0.35
0.39
0.39
0.14
0.16
0.19
0.28
0.31
0.37
0.40
0.39
0.67
0.11
0.11
0.13
0.13
0.22
0.25
0.40
0.30
0.30
0.07
0.08
0.08
0.09
0.17
0.14
0.15
0.17
0.17
0.06
0.07
0.08
0.13
0.14
0.16
0.18
0.17
0.30
0.05
0.05
0.06
0.06
0.10
0.11
0.18
0.13
0.22
0.62
0.52
0.52
0.47
0.26
0.42
0.39
0.39
0.35
0.70
0.62
0.52
0.47
0.44
0.41
0.34
0.39
0.22
0.94
0.88
0.78
0.74
0.61
0.55
0.34
0.50
0.20
0.56
0.47
0.47
0.42
0.23
0.38
0.35
0.35
0.31
0.63
0.56
0.47
0.43
0.40
0.37
0.30
0.35
0.20
0.84
0.79
0.70
0.67
0.55
0.49
0.30
0.45
0.09
0.25
0.21
0.21
0.19
0.10
0.17
0.15
0.15
0.14
0.28
0.25
0.21
0.19
0.18
0.16
0.13
0.15
0.09
0.38
0.35
0.31
0.30
0.24
0.22
0.13
0.20
All technical data relates to an ambient temperature of +25°C. Capacitance and DF are measured at 120Hz, 0.5V RMS with a maximum DC bias of 2.2 volts. DCL is measured at rated voltage after 5 minutes.
NOTE: AVX reserves the right to supply a higher voltage rating or tighter tolerance part in the same case size, to the same reliability standards.
42
帮忙下啊
低频交流采样及波形显示 一.任务 设计并制作一个可控制的低频交流采样及波形显示装置。系统框图如下图所示。 二.要求 1.输入交流信号频率≤100Hz,峰峰值1~3V; 2.可控制采 ......
小郭的 微控制器 MCU
2015云计算大会收获
从版主那里获得论坛福利,今年的第七届云计算大会的 门票 收获颇多,回来展示下 200965200966 会场 200967 分论坛 200968 展馆 200969200970 参展商 ......
hitwz 聊聊、笑笑、闹闹
怎样用好电烙铁
电气工厂的技术人员,家电修理工和电子爱好者,都使用电烙铁作为锡焊工具。正确地选择、操作和维护电烙铁,能有效地防止失误,避免事故,提高工作效率。  电烙铁一般分为内热式、外热式和速热 ......
eeleader 能源基础设施
谁用过D12啊?
有谁用过D12吗?是个USB通讯芯片。提供几个USB论坛也可以啊。...
wy3168 单片机
飞思卡尔针对电表和流量计量的三个MCU方案
:loveliness: 飞思卡尔微控制器让智能表的设计具有篡改检测机制和实时使用情况监控功能,为客户提供安全性更高的智能表产品。 随着全球领先的企业改革过时的电网并建立智能电网,智能计量继续 ......
jameswangsynnex 电源技术
基于FPGA的按键弹跳消除模块的研究与应用
按键开关是电子设备人机交互的主要器件之一。按键大多是机械式开关结构,由于机械式开关的核心部件为弹性金属簧片,因而在开关切换的瞬间会在接触点出现来回弹跳的现象。对于灵敏度比较高的 ......
eeleader FPGA/CPLD

 
EEWorld订阅号

 
EEWorld服务号

 
汽车开发圈

 
机器人开发圈

About Us 关于我们 客户服务 联系方式 器件索引 网站地图 最新更新 手机版

站点相关: 大学堂 TI培训 Datasheet 电子工程 索引文件: 1099  525  8  574  2203  23  11  1  12  45 

器件索引   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

北京市海淀区中关村大街18号B座15层1530室 电话:(010)82350740 邮编:100190

电子工程世界版权所有 京B2-20211791 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号 Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved