AS225-313LF Buy Now
pHEMT GaAs IC 1 W High Linearity 0.1–6.0 GHz SPDT Switch

The AS225-313LF is a 0.1–6 GHz PHEMT GaAs switch. Designed for WLAN applications, this device is capable of switching 1 W microwave signals with 3 V control while maintaining high linearity performance. The switch covers the entire 802.11a,b,g frequency ranges. The low loss, high isolation, high linearity and low cost features make it ideal for wireless LAN systems.

Please note: AS225-313LF is being discontinued and is not recommended for new designs.


  • High Linearity 48 dBm IIP3
  • High Power P-1 dB > 32 dBm
  • Low Positive Control Voltage 3 V
  • Available lead (Pb)-free MSL-2 @ 250 °C per JEDEC J-STD-020
Data Sheets AS225-313, AS225-313LF: PHEMT GaAs IC 1 W Low Loss 0.1-6 GHz SPDT Switch AS225_313LF_200148F.pdf (637 KB)
Application Notes GaAs FETs as Control Devices APN2015.pdf (423 KB)
Application Notes APN2018:Silicon Drivers for Commercial IC Products APN2018.pdf (414 KB)
Application Notes APN2019:Switch Power Characteristics APN2019.pdf (412 KB)
Application Notes Suggested PCB Land Pattern Designs for Leaded and Leadless Packages and Detailed Surface Mount Guidelines for Leadless Packages PCB_Layout_Patterns_Guidelines_200123M.pdf (1429 KB)
Designer Info IC Package List ICPkgList_12-02.pdf (49 KB)
Designer Info Power Conversion dBm to Watts Pwrconversion.pdf (401 KB)
Designer Info VSWR, Return Loss and Transmission Loss vs. Transmitted Power VSWRreturn.pdf (401 KB)
ProductName : AS225-313LF
Description (Absorptive/ Reflective) : SPDT (R)
Frequency (GHz) Min. : 0.1
Frequency (GHz) Max. : 6
Typ. IL (dB) : 0.5-0.6
Typ. Isol. (dB) : 21-20
Typ. IIP3 (dBm) : 52
Typ. IP1 dB (dBm) : 30
Control Logic :
Package : QFN, 6L
Package (mm) : 2 x 3 x 1
Product Information:
Description: Broad Market
Description: Low Insertion Loss
Frequency Max.: ≥5.9 GHz
Frequency Min.: ≥100 MHz and <200 MHz
Function: SPDT / SP2T
Package Type: Leaded
Power Handling: ≥30 dBm and <40 dBm
Status: In Production
Status: Not Recommended for New Designs
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