Overview
The HMC546LP2E is a failsafe Single-Pole Double-Throw (SPDT) switch designed by Analog Devices Inc. for use in transmit/receive and Low Noise Amplifier (LNA) protection applications. This component is housed in a leadless DFN (Dual Flat No-leads) surface-mount plastic package, making it suitable for applications requiring very low distortion and high power handling up to 10 watts. The switch operates within the frequency range of 200 MHz to 2.7 GHz, making it well-suited for narrow-band applications such as WiMAX, WiBro, and various cellular infrastructure uses.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Frequency Range | 200 MHz to 2.7 GHz | Hz |
| Insertion Loss | 0.4 dB (typical) | dB |
| Isolation | 40 dB (typical) | dB |
| Input P0.1dB | 40 dBm | dBm |
| Input IP3 | 67 dBm | dBm |
| Control Voltage | 0 V (low), 3 V to 8 V (high) | V |
| Package Type | 6-TDFN Exposed Pad | - |
| Number of Pins | 6 | - |
| Operating Temperature | -40°C to 85°C | °C |
| Max Power Dissipation | 1.12 W | W |
Key Features
- High input P0.1dB of 40 dBm and IIP3 of 67 dBm on the transmit (Tx) port, ensuring low distortion and high power handling.
- Failsafe operation: The switch defaults to the transmit path when no DC power is applied, ensuring continuous operation in critical applications.
- Low insertion loss of 0.4 dB, which minimizes signal attenuation and maintains signal integrity.
- High isolation of 40 dB, which reduces cross-talk and interference between the transmit and receive paths.
- Positive control with 0 V low and 3 V to 8 V high control voltage, providing flexible control options.
Applications
- LNA protection in various wireless communication systems.
- WiMAX and WiBro repeaters and infrastructure.
- Cellular, PCS, 3G, and TD-SCDMA infrastructure.[
- Private mobile radio (PMR) and public safety handsets.[
- Automotive telematics.[
Q & A
- What is the frequency range of the HMC546LP2E?
The HMC546LP2E operates within the frequency range of 200 MHz to 2.7 GHz.
- What is the typical insertion loss of the HMC546LP2E?
The typical insertion loss is 0.4 dB.
- What is the isolation of the HMC546LP2E?
The isolation is typically 40 dB.
- What are the control voltage levels for the HMC546LP2E?
The control voltage levels are 0 V for low and 3 V to 8 V for high.
- What is the maximum power handling of the HMC546LP2E?
The maximum power handling is up to 10 watts.
- What type of package does the HMC546LP2E come in?
The HMC546LP2E is housed in a 6-TDFN Exposed Pad package.
- Is the HMC546LP2E RoHS compliant?
Yes, the HMC546LP2E is RoHS compliant.
- What are some common applications for the HMC546LP2E?
Common applications include LNA protection, WiMAX and WiBro repeaters, cellular infrastructure, private mobile radio, and automotive telematics.
- What is the failsafe operation mode of the HMC546LP2E?
The switch defaults to the transmit path when no DC power is applied.
- What is the operating temperature range of the HMC546LP2E?
The operating temperature range is -40°C to 85°C.[
