Overview
The AS179-92LF is a pHEMT GaAs FET Single Pole Double Throw (SPDT) switch manufactured by Skyworks Solutions Inc. This device is designed for general-purpose medium-power switching applications, particularly in telecommunications. It features low insertion loss, positive voltage operation, and very low DC power consumption, making it suitable for a variety of uses, including transmit/receive switches in 802.11 b/g WLAN and Bluetooth systems.
Key Specifications
| Parameter | Min | Typical | Max | Units |
|---|---|---|---|---|
| Frequency Range | 0.02 | - | 3 | GHz |
| Insertion Loss (IL) | - | 0.3-0.4 | - | dB |
| Isolation (ISO) | - | 25-23 | - | dB |
| Third-Order Intercept Point (IP3) | - | +43 | - | dBm |
| 1 dB Input Compression Point (IP1dB) | - | +30 | - | dBm @ 3 V |
| Control Voltage (VCTL) | -0.2 | - | +8.0 | V |
| Operating Temperature (TOP) | -40 | - | +85 | °C |
| Package | - | SC-70, 6-lead | - | - |
Key Features
- Low insertion loss: 0.3 dB @ 0.9 GHz
- High linearity: IP3 = +43 dBm typical @ 3 V
- Low DC power consumption
- Positive voltage operation
- Ultra-miniature SC-70 (6-pin, 2.00 x 1.25 mm) package
- Available lead (Pb)-free, MSL-1 @ 260°C per JEDEC J-STD-020
Applications
- General purpose medium-power switches in telecommunications applications
- Transmit/receive switches in 802.11 b/g WLAN and Bluetooth systems
Q & A
- What is the frequency range of the AS179-92LF?
The AS179-92LF operates within a frequency range of 0.02 GHz to 3 GHz.
- What is the typical insertion loss of the AS179-92LF?
The typical insertion loss is 0.3-0.4 dB.
- What is the isolation of the AS179-92LF?
The isolation is typically 25-23 dB.
- What is the third-order intercept point (IP3) of the AS179-92LF?
The IP3 is typically +43 dBm @ 3 V.
- What is the 1 dB input compression point (IP1dB) of the AS179-92LF?
The IP1dB is typically +30 dBm @ 3 V.
- What is the control voltage range for the AS179-92LF?
The control voltage range is from -0.2 V to +8.0 V.
- What is the operating temperature range of the AS179-92LF?
The operating temperature range is from -40°C to +85°C.
- What package type is the AS179-92LF available in?
The AS179-92LF is available in an ultra-miniature SC-70 (6-pin, 2.00 x 1.25 mm) package.
- Is the AS179-92LF lead-free and what is its MSL rating?
Yes, the AS179-92LF is available lead-free and has an MSL-1 rating @ 260°C per JEDEC J-STD-020.
- What are some common applications of the AS179-92LF?
Common applications include general-purpose medium-power switches in telecommunications and transmit/receive switches in 802.11 b/g WLAN and Bluetooth systems.
