FOD2742 光隔离放大器由受欢迎的 KA431 精确编程分路参考和光耦合器组成。该光耦合器是一款与硅光电晶体管进行光耦合的砷化镓 (GaAs) 发光二极管。它具有 3 个等级的参考耐压 = 2％、1％ 和 0.5％。电流传输率 (CTR) 范围介于 100％ 到 200％ 之间。它还具有出色的 50 ppm/°C 温度系数。它主要用作隔离 AC-DC 电源和 DC-DC 转换器中的误差放大器/参考电压/光耦合器功能。使用 FOD2742 时，电源设计者可以减少组件数量，节省紧凑封装设计中的空间。小允差范围参考消除了很多应用中的调节需要。该器件采用 8 引脚小外形封装。
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FOD2742B
Active
Pb
A
H
P
SOIC-8
1
260
TUBE
3000
Y
1
2.47
2.495
2.52
100
200
10
0.4
70
2500
-25
85
$0.4363
More Details
FOD2742BR2
Active
Pb
A
H
P
SOIC-8
1
260
REEL
2500
Y
1
2.47
2.495
2.52
100
200
10
0.4
70
2500
-25
85
$0.4364
More Details
FOD2742BR2V
Active
Pb
A
H
P
SOIC-8
1
260
REEL
2500
Y
1
2.47
2.495
2.52
100
200
10
0.4
70
2500
-25
85
$0.5389
More Details
FOD2742BV
Active
Pb
A
H
P
SOIC-8
1
260
TUBE
3000
Y
1
2.47
2.495
2.52
100
200
10
0.4
70
2500
-25
85
$0.4363
More Details
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