Low Insertion Loss RF Switches

Low Insertion Loss RF Switches

Key Features

RF Product Catalog

View the pSemi 2025–2026 Product Catalog to see our complete RF product portfolio.

ProductStoreDatasheetDescriptionMin Freq.Max Freq.Min Typ. IL (dB)Max Typ. IL (dB)Min Typ. Iso (dB)Max Typ. Iso (dB)P1dB/P0.1dB (dBm)IIP3 (dBm)Max Power Rating (dBm)Max Temp (ºC)PackagePackage (mm)VDD Range (V)Switching TimeESD HBM (V)
PE4239
SPDT (R)DC3000 MHz0.70.9233225.0 / –4530856L SC-701×22.7–3.30.3 µs1500
PE42421
SPDT (R)10 MHz3000 MHz0.350.5203030.5 / –5535856L SC-701.25×21.8–3.31.5 µs2000
PE42430
SP3T (R)100 MHz3000 MHz0.450.553040– / 30.06630858L DFN1.5x1.53.0–5.50.5 µs4500
PE42440
SP4T (R)50 MHz3000 MHz0.450.85223441.5 / –67338516L QFN3x32.7–3.32 µs2000
PE42441
SP4T (A)10 MHz8 GHz0.81.23145– / 31.058318532L LGA5x53.0–3.555 µs2000
PE4245
SPDT (R)DC4000 MHz0.60.7324225.0 / –4530856L DFN3x32.7–3.30.2 µs1500
PE4250
SPDT (R)10 MHz3000 MHz0.60.75405130.5 / –5927858L MSOP3x33.0–5.50.15 µs4000
PE4251
SPDT (A)10 MHz4000 MHz0.551376230.5 / –59271258L MSOP3x33.0–5.50.15 µs4000
PE4256
SPDT (A)5 MHz3000 MHz0.51.1528031.0 / –5524852OL QFN4x42.7–3.32 µs1000
PE4259
SPDT (R)10 MHz3000 MHz0.350.5203033.5 / –5534856L SC-701x21.8–3.31.5 µs2000
PE42641
SP4T (R)100 MHz3000 MHz0.450.5527.53568388516L QFN3x32.65–2.852 µs2000

Markets

Power Management

Markets

  • High Linearity RF Switches

    Industry-leading linearity and RF performance
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Monolithic CMOS solution that integrates RF, analog and digital
    Best-in-class ESD and reliability
  • High Isolation RF Switches

    Industry-leading isolation and RF performance
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Monolithic CMOS solution that integrates RF, analog and digital
    Best-in-class ESD and reliability
  • Low Insertion Loss RF Switches

    Industry-leading insertion loss and RF performance
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Monolithic CMOS solution that integrates RF, analog and digital
    Best-in-class ESD and reliability
  • Antenna Tuning Switches

    Industry-leading RF power handling and ruggedness
    Best-in-class harmonic and linearity
    Small form factor with robust ESD and reliability
  • 75Ω Wired Broadband Switches

    Unmatched linearity performance for DOCSIS 3.1
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Monolithic CMOS solution that integrates RF, analog and digital
    Best-in-class ESD ratings and reliability
  • Broadband RF Switches

    Wideband support with a frequency range from 0 Hz to 67 GHz
    Industry-leading insertion loss, isolation, linearity and settling time
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Best-in-class ESD and reliability
  • High Power Switches

    Industry-leading power handling and RF performance
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Monolithic CMOS solution that integrates RF, analog and digital
    Best-in-class ESD and reliability
  • Automotive Switches

    AEC-Q100 Grade 2-certified supporting temperatures up to +105°C
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Monolithic CMOS solution that integrates RF, analog and digital
    Best-in-class ESD and reliability
  • Extended Temperature RF Switches

    Wide temperature range support from -55°C to +125°C
    HaRP™ technology enhancement reduces gate lag and insertion loss drift
    Monolithic CMOS solution that integrates RF, analog and digital
    Best-in-class ESD and reliability
  • 75Ω Wired Broadband RF Digital Step Attenuators

    High linearity, fast switching time with wide bandwidth
    Best-in-class attenuation error with fine attenuation steps
    Monolithic CMOS solution that integrates RF, analog and digital
    Excellent ESD protection and reliability
  • Glitchless RF Digital Step Attenuators

    High linearity, fast switching time with wide bandwidth
    Best-in-class attenuation error with fine attenuation steps
    Monolithic CMOS solution that integrates RF, analog and digital
    Excellent ESD protection and reliability
  • General-purpose RF Digital Step Attenuators

    High linearity, fast switching time with wide bandwidth
    Best-in-class attenuation error with fine attenuation steps
    Monolithic CMOS solution that integrates RF, analog and digital
    Excellent ESD protection and reliability
  • 2.4 GHz IoT FEMs

    Industry-leading monolithic Wi-Fi RF front-end solutions
    High linearity performance for Wi-Fi 6 and W-Fi 6E
    Compact form factors integrating high-performance RF, analog and digital
    Best-in-class ESD and reliability
  • Phase Shifters

    Ideal solutions for optimizing transmission phase angle
    Low root-mean-square (RMS) phase and amplitude error with fine phase resolution
    Digital control interface with parallel and serial programming options
    Best-in-class ESD and reliability
  • Monolithic Phase & Amplitude Controllers (MPACs)

    Reliable phase and amplitude control for next-generation communications
    Monolithic CMOS solution that integrates RF, analog and digital
    Integrated solution for Doherty power amplifier optimization (MPAC–Doherty)
  • Digital Tunable Capacitors (DTCs)

    Small form factor with high Q
    Monolithically integrated impedance tuning solution
    Wide-band tuning coverage, minimum mismatch losses, high linearity and fast switching speed
    Best-in-class ESD and reliability
  • Power Limiters

    Highly integrated solutions, smaller and more reliable than PIN-diode solutions
    Adjustable threshold control for maximum design flexibility
    High power handling and linearity required for wide-dynamic-range designs
    Fast response and recovery times for instantaneous protection and rapid return
  • Prescalers

    Exceptional performance with high-frequency support up to 13.5 GHz
    Low phase noise performance and low power consumption solutions
    Bare-die solutions for a wide variety of compact high-performance applications
    Best-in-class ESD and reliability
  • Mixers

    Broadband quad MOSFET array cores for high performance
    Industry-leading linearity, isolation and low conversion loss
    Available in MSOP, DFN and QFN packages
    Best-in-class ESD and reliability
  • Switch LNA

    Integrates dual-channel LNA with bypass function & high-power switch
    20W average RF input power
    Low noise figure of 0.9 dB
    +105°C operating temperature

Power Management

RF Mixers & Limiters

Front End Modules

RF Phase & Amplitude Control

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