SMD元器件的符号含义
SMD片状电容
S |
0805 |
N |
101 |
J |
JH |
R |
N |
片式电容 |
尺度 |
温度特性 |
容量代码 |
公役 |
额外电压 |
包装方式 |
端头特性 |
|
0805 1206 1210 1812 |
N=NPO W=X7R Z=Z5U Y=Y5V |
两位有用内+零的个数。例如: 10PF=100 100PF=101 1000PF=102 22.000PF=223 100.000PF=104 |
J=±5% K=±10% M=±20% Z=+80-20% |
1E=25V 1H=50V 2A=100V 2E=250V 2H=500V 2J=630V |
B: 散装 R: 编带 卷装 |
N=阻挡层 P=钯、镀电极 S=银 |
SMD片状电阻
类型 TYPE |
电阻温度系数 TCR |
电阻值 RESISTANCE VALUE |
差错TOSERANCE |
包装 PACKAGING CODES |
RC-03 (0603) (0805) RC-06 (1206) |
K<±100PPM/℃ L<±200PPM/℃ |
Ist two digits Are significant . 3rd digit is number of zeros following Letter R is Decimal Point |
J=±5% G=±2% *F±1% |
T=Paper tape,5,000 Pcs K=Embossed tape, 4,000Pcs B=Bulk,2,000 Pcs |
*1%Type<100pmm/℃ only
SMD片状钽电容
代码 |
EIA代码 |
L90.2(0.126) |
W+0.2(0.008) -0.1(0.004) |
H+0.2(0.008) -0..1(0.004) |
W1 0.2(0.008) |
A+0.3(0.012) -0.2(0.008) |
S Min. |
A |
3216 |
3.2(0.126 |
1.6(0.063) |
1.6(0.063) |
1.2(0.047) |
0.8(0.031) |
1.1(0.043) |
B |
3528 |
3.50.138 |
2.8(0.110) |
1.9(0.075) |
2.2(0.087) |
0.8(0.031) |
1.4(0.055) |
C |
9032 |
6.00.126 |
3.2(0.126) |
2.3(0.102) |
3.2(0.087) |
1.3(0.051) |
2.9(0.114) |
D |
7343 |
7.30.287 |
4.3(0.169) |
2.9(0.114) |
2.4(0.094) |
1.3(0.051) |
4.4(0.173) |
E |
7343H |
7.330.287 |
4.3(0.169) |
4.1(0.162) |
2.4(0.094) |
1.3(0.051) |
4.4(0.173) |
M |
426* |
4.70.185 |
2.6(0..1.2) |
2.1(0.083) |
1.4(0.055) |
0.8(0.031) |
2.7(0.106) |
N |
58466* |
5.80.228 |
4.6(0.181) |
3.2(0.126) |
2.4(0.094) |
1.3(0.051) |
2.8(0.110) |
SMDRATINGS AND CASE CODES
|
Working Voits D-Cnotage Code |
||||||||||||||||
|
4.0 |
6.3 |
10 |
16 |
20 |
25 |
35 |
50 |
|||||||||
|
Std |
Ext |
Std |
Ext |
Std |
Ext |
Std |
Ext |
Std |
Ext |
Std |
Ext |
Std |
Ext |
Std |
Ext |
|
0.1 |
|
|
|
|
|
|
|
|
|
|
|
|
A |
|
A |
|
|
47 |
|
|
|
|
A |
|
A |
|
A |
A |
A |
A |
B |
A B |
C |
B C |
|
2 |
A |
A |
A B |
A |
B |
A B |
B |
A B |
B |
B |
B |
C |
C |
B C |
D |
C/E |
|
10 |
B |
A B |
B |
C |
C D/E |
C/E |
D |
|
D |
C |
D/E |
C |
D |
E |
|
|
|
47 |
C/E |
C |
D/E |
C |
|
D |
|
E |
|
|
|
|