SKY12211-478LF

0.05-2.70 GHz 40 W High Power Silicon PIN Diode SPDT Switch


Please note: SKY12211-478LF is being discontinued and is not recommended for new designs. The suggested replacement is SKY12245-492LF

The SKY12211-478LF is a high power handling, Single-Pole, Double-Throw (SPDT) silicon PIN diode switch with symmetrical switching paths from a single common port. The device operates over the 0.05 GHz to 2.70 GHz band. It features low insertion loss, excellent power handling, and superb linearity with low DC power consumption.

The SKY12211-478LF is well-suited for use as a high power transmit/receive and RF path switch in a variety of telecommunication systems such as WiMAX, TD-SCDMA, or LTE base stations.

The device is provided in a 4 x 4 mm, 16-pin Quad Flat No-Lead (QFN) package.

Specifications

Product LifecycleLast Time Buy
Description (Absorptive/ Reflective)SPDT (R)
Replacement Part SKY12245-492LF
Frequency (GHz) Min.0.05
Frequency (GHz) Max.2.7
Typ. Isol. (dB)32-49
Typ. IL (dB)0.2-0.5
Typ. IIP3 (dBm)73
Typ. IP1 dB (dBm)
Max. TX Power (W)40
Control Logic
PackageQFN, 16L
Package (mm)4 x 4 x 1.5

Features

  • High power handling: 40 W CW
  • Low insertion loss: 0.3 dB typical
  • Controlled with positive power supply
  • High isolation: 47 dB @ 1.2 GHz
  • Fast RF rise time: 32 ns typical
  • Small, QFN (16-pin, 4 x 4 mm) Pb-free package (MSL1, 260 °C per JEDEC J-STD-020)

Product Documents