FSA551 switch equivalent, dual spst depletion mode audio switch.
* Dual SPST
* Depletion Mode Technology
* -3 dB Bandwidth: 240 MHz
* VCC-OFF: 1.5 V to 3.0 V
* VCC-ON: 0 V to 0.2 V
* VSW-OFF: -0.3 V to 3 V
*.
* Smart Phones
* Tablets, Ultra Books
1A
1B
#1S VCC
CBYP 0.1μF
SW1
SW2
VCC 3MΩ
RPD 5MΩ
VCC
3MΩ
Depletion Ga.
The FSA551 is a high-performance dual single-pole single-throw (SPST x 2) audio switch. The Depletion Mode technology allows the device to conduct signals when there is no VCC available and to isolate signals when VCC is present. During signal conduc.
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