Overview
The HMC550ATR, produced by Analog Devices Inc., is a low-cost Single-Pole Single-Throw (SPST) Failsafe RF switch designed for applications requiring low insertion loss and very low current consumption. This device is housed in a compact 6-lead SOT26 plastic package and is suitable for a wide range of RF and microwave switching applications. The HMC550ATR operates from DC to 6 GHz, making it ideal for various wireless communication systems, test equipment, and automotive telematics.
Key Specifications
| Parameter | Min. | Typ. | Max. | Units |
|---|---|---|---|---|
| Insertion Loss | 0.7 | 0.9 | - | dB (DC - 6.0 GHz) |
| Isolation | 15 | - | 25 | dB (DC - 2.0 GHz) |
| Isolation | 8 | - | 12 | dB (DC - 6.0 GHz) |
| Return Loss | - | - | 20 | dB (DC - 6.0 GHz) |
| Input Power for 0.1 dB Compression | - | 23 | 27 | dBm (0.5 - 6.0 GHz) |
| Input Third Order Intercept | - | - | 52 | dBm (0.5 - 6.0 GHz, Two-tone Input Power = +17 dBm Each Tone) |
| Switching Time (tRISE, tFALL) | - | 40 | - | ns |
| Switching Time (tON, tOFF) | - | 50 | - | ns |
| Operating Temperature | -40 | - | 85 | °C |
| Storage Temperature | -65 | - | 150 | °C |
| Vdd Range | 1.2 | - | 5 | V |
| On State Current | - | 200 | - | nA |
Key Features
- Failsafe operation: The switch is normally “On” when no DC bias is applied, ensuring low insertion loss from RF1 to RF2.
- Low insertion loss: Typical insertion loss of 0.7 dB from DC to 6 GHz.
- High isolation: Up to 25 dB isolation from DC to 2 GHz and up to 12 dB from DC to 6 GHz.
- Low current consumption: Minimal DC current in the “On” state, with a typical on-state current of 200 nA.
- Wide Vdd range: Compatible with Vdd from 1.2V to 5V.
- Compact package: 6-lead SOT26 plastic package.
- Compatibility with CMOS and some TTL logic families.
Applications
- RFID & Electronic Toll Collection (ETC)
- Tags, Handsets & Portables
- ISM, WLAN, WiMAX & WiBro
- Automotive Telematics
- Test Equipment
Q & A
- What is the operating frequency range of the HMC550ATR? The HMC550ATR operates from DC to 6 GHz.
- What is the typical insertion loss of the HMC550ATR? The typical insertion loss is 0.7 dB from DC to 6 GHz.
- What is the isolation of the HMC550ATR? The isolation is up to 25 dB from DC to 2 GHz and up to 12 dB from DC to 6 GHz.
- What is the on-state current of the HMC550ATR? The on-state current is typically 200 nA.
- What is the Vdd range for the HMC550ATR? The Vdd range is from 1.2V to 5V.
- What package type does the HMC550ATR come in? The HMC550ATR comes in a 6-lead SOT26 plastic package.
- Is the HMC550ATR RoHS-compliant? Yes, the HMC550ATR is RoHS-compliant.
- What are some typical applications of the HMC550ATR? Typical applications include RFID, ETC, ISM, WLAN, WiMAX, WiBro, automotive telematics, and test equipment.
- What is the failsafe operation mode of the HMC550ATR? The switch is normally “On” when no DC bias is applied.
- What is the maximum storage temperature for the HMC550ATR? The maximum storage temperature is 150°C.
