表1
参数名称 |
输出电压 |
电压调整率 |
电流调整率 |
噪声电压 |
最小压差 |
输出电阻 |
值峰电流 |
输出温漂 |
符号
型号 |
UO
/V |
SU
/(%/V) |
Si/mV
5mA≤IO
≤1.5A |
UN
/μA
|
Ui—UO
/V
|
RO
/MΩ |
ICM
/A |
Sr
/(mV/℃) |
W7805 |
5 |
0.076 |
40 |
10 |
2 |
17 |
2.2 |
1.0 |
W7808 |
8 |
0.01 |
45 |
10 |
2 |
18 |
2.2 |
|
W7812 |
12 |
0.008 |
52 |
10 |
2 |
18 |
2.2 |
1.2 |
W7815 |
15 |
0.0066 |
52 |
10 |
2 |
19 |
2.2 |
1.5 |
W7824 |
24 |
0.011 |
60 |
10 |
2 |
20 |
2.2 |
2.4 |
W7905 |
-5 |
0.076 |
11 |
40 |
2 |
16 |
|
1.0 |
W7908 |
-8 |
0.01 |
26 |
45 |
2 |
22 |
|
|
W7912 |
-12 |
0.0069 |
46 |
75 |
2 |
33 |
|
1.2 |
W7915 |
-15 |
0.0073 |
68 |
90 |
2 |
40 |
|
1.5 |
W7924 |
-24 |
0.011 |
150 |
170 |
2 |
60 |
|
2.4 |
表2
参数名称 |
电压调整率
/(%/ V) |
负载调整率/mV |
结点端电流/μA |
基准电压
/V |
最小负载电流/mA |
纹波抑制比
/dB |
限制电流
/A |
W317 |
0.01 |
5 |
50 |
+1.25 |
3.5 |
65 |
2.2 |
W337 |
0.01 |
15 |
65 |
-1.25 |
2.5 |
60 |
2.2 |