The FOD2742 Optically Isolated Amplifier consists of the popular KA431 precision programmable shunt reference and an optocoupler. The optocoupler is a gallium arsenide (GaAs) light emitting diode optically coupled to a silicon phototransistor. It comes in 3 grades of reference voltage tolerance = 2%, 1%, and 0.5%. The Current Transfer Ratio (CTR) ranges from.
■ Optocoupler, precision reference and error amplifier in single package
■ 2.5V reference
■ CTR 100% to 200%
■ 2,500V RMS isolation
■ UL approval E90700, Volume 2
■ BSI approval 8661, 8662
■ VDE approval 136616
■ CSA approval 1113643
■ Low temperature coefficient 50 ppm/°C max.
■ FOD2742A: tolerance 0.5%
FOD2742B: tolerance 1% FOD2742C: tolerance 2%
Applications
■ Power supplies regulation
■ DC to DC converters
Description
The FOD2742 Optically Isolated Amplifier consists of the popular KA431 precision programmable shunt reference and an optocoupler. The optocoupler is a gallium arsenide (GaA.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | FOD2742A |
Fairchild Semiconductor |
Optically Isolated Error Amplifier | |
2 | FOD2742C |
Fairchild Semiconductor |
Optically Isolated Error Amplifier | |
3 | FOD2741A |
Fairchild Semiconductor |
Optically Isolated Error Amplifier | |
4 | FOD2741B |
Fairchild Semiconductor |
Optically Isolated Error Amplifier | |
5 | FOD2741C |
Fairchild Semiconductor |
Optically Isolated Error Amplifier | |
6 | FOD270L |
Fairchild Semiconductor |
Single Channel Optocoupler | |
7 | FOD2711 |
Fairchild Semiconductor |
optically isolated error amplifier | |
8 | FOD2711A |
ON Semiconductor |
Optically Isolated Error Amplifier | |
9 | FOD2712A |
Fairchild Semiconductor |
Optically Isolated Error Amplifier | |
10 | FOD2200 |
Fairchild Semiconductor |
LOW INPUT CURRENT LOGIC GATE OPTOCOUPLERS | |
11 | FOD2200S |
Fairchild Semiconductor |
LOW INPUT CURRENT LOGIC GATE OPTOCOUPLERS | |
12 | FOD2200SD |
Fairchild Semiconductor |
LOW INPUT CURRENT LOGIC GATE OPTOCOUPLERS |