4

Typical Applications for Multiple Diode Products

Figure 10. Four Diode π Attenuator. See AN1048 for details.

INPUT

RF IN/OUT

Figure 10. Four Diode p Attenuator. See AN1048 for details.

FIXED

BIAS

VOLTAGE

VARIABLE BIAS

Figure 6. Simple SPDT Switch, Using Only Positive Current.

Figure 7. High Isolation SPDT Switch, Dual Bias.

Figure 8. Switch Using Both Positive and Negative Current.

Figure 9. Very High Isolation SPDT Switch, Dual Bias.

RF COMMON

RF 1

BIAS 1

RF 2

BIAS 2

RF COMMON

RF 1

RF 2

BIAS

RF COMMON

RF 2

RF 1

BIAS

RF COMMON

BIAS

BIAS

RF 2

RF 1