Overview
The HMC221BETR, produced by Analog Devices Inc., is a single-pole, double-throw (SPDT) RF switch designed for a wide range of frequencies from 10 kHz to 3 GHz. This switch is packaged in a 6-lead SOT-23 plastic package, making it ideal for applications requiring low insertion loss and a small footprint. The HMC221BETR is well-suited for receiver and filter switching applications in various industries, including industrial, scientific, medical (ISM), PCMCIA wireless cards, and cellular systems.
Key Specifications
| Parameter | Rating/Value | Conditions |
|---|---|---|
| Frequency Range | 10 kHz to 3 GHz | |
| Insertion Loss | < 0.8 dB (typical) up to 3 GHz | |
| Input Third-Order Intercept (IP3) | 55 dBm (typical) | |
| Control Voltage Range | −0.2 V dc to 12 V dc | A and B pins |
| RF Input Power Level (CW Peak) | 31 dBm (250 MHz to 3.0 GHz) | VCTL = 0 V/5 V |
| Continuous Power Dissipation | 0.36 W (at TCASE = 85°C) | |
| Junction to Case Thermal Resistance | 178°C/W | |
| Temperature Range | −40°C to +85°C | Operating |
| Storage Temperature | −65°C to +150°C | |
| ESD Sensitivity | 250 V (Class 1A, Human Body Model) |
Key Features
- Ultrasmall 6-lead SOT-23 plastic package
- Low insertion loss of less than 0.8 dB up to 3 GHz
- High input third-order intercept (IP3) of 55 dBm typical
- Positive control: 0 V/3 V
- Minimal dc bias current required for control voltages
- RF1 and RF2 pins are reflective shorts when in an off state
- RoHS-compliant (HMC221BE and HMC221BETR models)
Applications
- Industrial, scientific, and medical (ISM) applications
- PCMCIA wireless cards
- Cellular applications
- Receiver and filter switching applications requiring low insertion loss and small size
Q & A
- What is the frequency range of the HMC221BETR RF switch?
The HMC221BETR operates from 10 kHz to 3 GHz.
- What is the typical insertion loss of the HMC221BETR?
The typical insertion loss is less than 0.8 dB up to 3 GHz.
- What is the input third-order intercept (IP3) of the HMC221BETR?
The input third-order intercept (IP3) is 55 dBm typical.
- What is the control voltage range for the HMC221BETR?
The control voltage range is −0.2 V dc to 12 V dc for the A and B pins.
- What is the maximum RF input power level for the HMC221BETR?
The maximum RF input power level is 31 dBm from 250 MHz to 3.0 GHz with VCTL = 0 V/5 V.
- What is the continuous power dissipation of the HMC221BETR?
The continuous power dissipation is 0.36 W at TCASE = 85°C.
- Is the HMC221BETR RoHS-compliant?
- What is the storage temperature range for the HMC221BETR?
The storage temperature range is −65°C to +150°C.
- What is the ESD sensitivity of the HMC221BETR?
The ESD sensitivity is 250 V (Class 1A, Human Body Model).
- In what package is the HMC221BETR available?
The HMC221BETR is available in a 6-lead SOT-23 plastic package.
