一、特点:
1.全封闭印刷线路板直接焊接安装,使用方便、外形美观;
2.结构紧凑、坚固、抗振、防潮、阻燃、抗电强度高;
3.空载电流小,功率因数高,输入过电压范围宽;
4.与T系列相比,具有更高的可靠性,更宽的环境适应能力;
5.内置温度保护器,使用更安全。
二、使用环境条件:
1.环境温度:-25℃~+70℃;
2.相对湿度:温度为40℃时不大于90%;
3.大气压力:860~1060mbar (约为650~800mmHg)。
三、绝缘耐热等级:F级(155℃)
四、安全特性:
1.绝缘电阻:常态时大于1000MΩ;
2.抗电强度:可承受工频3750V/1分钟;
3.抗电冲击:可承受脉冲6kV/50μS连续20次冲击;
4.阻燃性:符合UL94-Vo级。
五、安全认证:CE、UL、
六、额定功率:0.25VA,0.35VA,0.5VA,0.6VA,0.8VA,1VA,1.2VA,1.3VA,1.5VA,2VA,3VA,4VA,5VA,8VA,
10VA,12VA,15VA,18VA。
七、额定电压:
1.标准系列:
初级:220V±25% 50Hz/60HZ
次级:单路输出:6V, 7.5V, 9V, 12V, 15V, 18V, 21V, 24V, 27V;
双路输出:2×6V, 2×7.5V, 2×9V, 2×12V,
2×15V, 2×18V, 2×21V, 2×24V, 2×27V。
2.非标系列:可按用户要求定制。
八、S系列标准产品通用技术参数:
序号
|
类别
|
输出功率
|
空载电流
|
空载损耗
|
电压
调整率
|
温升
|
重量
(g)
|
长×宽×高
(mm)3
|
1
|
S0.25
|
0.25VA
|
≤2.5mA
|
≤0.10W
|
≤26%
|
≤10℃
|
40
|
26×22.5×23
|
2
|
S0.35L
|
0.35VA
|
≤3.5mA
|
≤0.20W
|
≤45%
|
≤10℃
|
40
|
32.6×27.6×16
|
3
|
S0.5
|
0.5VA
|
≤6mA
|
≤0.30W
|
≤30%
|
≤10℃
|
50
|
26×22.4×26
|
4
|
S0.6
|
0.6VA
|
≤3.0mA
|
≤0.12W
|
≤38%
|
≤11℃
|
60
|
30.5×27.5×20.5
|
5
|
S0.8
|
0.8VA
|
≤4.0mA
|
≤0.20W
|
≤20%
|
≤12℃
|
75
|
30.5×27.5×25
|
6
|
S1
|
1VA
|
≤6mA
|
≤0.15W
|
≤20%
|
≤12℃
|
75
|
30.5×27.5×25
|
7
|
S1L
|
1VA
|
≤8.0mA
|
≤0.17W
|
≤23%
|
≤12℃
|
75
|
32.6×27.6×22.2
|
8
|
S1.2
|
1.2VA
|
≤7.0mA
|
≤0.25W
|
≤16%
|
≤15℃
|
100
|
30.5×27.5×31.25
|
9
|
S1.3L
|
1.3VA
|
≤7.5mA
|
≤0.26W
|
≤17%
|
≤15℃
|
110
|
43×35×22
|
10
|
S1.5
|
1.5VA
|
≤7.5mA
|
≤0.20W
|
≤17.5%
|
≤15℃
|
100
|
30.5×27.5×31.25
|
11
|
S1.5L
|
1.5VA
|
≤8.0mA
|
≤0.35W
|
≤12.5%
|
≤15℃
|
125
|
43×35×24.5
|
12
|
S2
|
2VA
|
≤7.5mA
|
≤0.20W
|
≤15%
|
≤15℃
|
125
|
37.5×32×31
|
13
|
S2L
|
2VA
|
≤8.5mA
|
≤0.35W
|
≤15%
|
≤15℃
|
135
|
44×36×26.5
|
14
|
S2S
|
2VA
|
≤12.0mA
|
≤0.25W
|
≤21%
|
≤15℃
|
135
|
32.6×27.6×31.25
|
15
|
S3
|
3VA
|
≤8.0mA
|
≤0.25W
|
≤15%
|
≤15℃
|
155
|
37.5×32×35
|
16
|
S4
|
4VA
|
≤16.0mA
|
≤0.50W
|
≤13%
|
≤18℃
|
195
|
45×37×33
|
17
|
S5
|
5VA
|
≤18mA
|
≤0.35W
|
≤13%
|
≤18℃
|
195
|
45×37×33
|
18
|
S8
|
8VA
|
≤20mA
|
≤0.80W
|
≤20%
|
≤18℃
|
275
|
51×43×33.8
|
19
|
S10
|
10VA
|
≤20mA
|
≤0.65W
|
≤15%
|
≤20℃
|
300
|
51×43×36
|
20
|
S10D
|
10VA
|
≤20mA
|
≤0.65W
|
≤15%
|
≤20℃
|
300
|
69×43×38.5
|
21
|
S12
|
12VA
|
≤20mA
|
≤0.50W
|
≤15%
|
≤20℃
|
300
|
51×43×36
|
22
|
S15
|
15VA
|
≤28mA
|
≤0.70W
|
≤11%
|
≤22℃
|
415
|
58.5×49×40
|
23
|
S18
|
18VA
|
≤28mA
|
≤0.60W
|
≤10%
|
≤22℃
|
415
|
58.5×49×40
|
九、使用注意事项:
由于本变压器类产品引出脚数量较多,且引脚材质较硬,为便于插装,建议在设计印制板时,将变压器引脚插孔的尺寸留出余量(如果是0.8mm的引出脚,可将插孔尺寸设计成1.2mm;1mm的引出脚,可将插孔尺寸设计成1.5mm)。