Overview
The HMC547ALP3E is a general-purpose broadband high-isolation non-reflective GaAs pHEMT SPDT switch produced by Analog Devices Inc. This switch is housed in a low-cost leadless QFN surface mount plastic package, measuring 3x3 mm. It operates from DC to 20 GHz, offering high isolation and low insertion loss, making it suitable for a wide range of applications.
Key Specifications
| Parameter | Frequency Range | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Insertion Loss | DC - 6.0 GHz | 1.7 | 1.8 | 2.1 | dB |
| Insertion Loss | DC - 10.0 GHz | 1.8 | 2.0 | 2.2 | dB |
| Insertion Loss | DC - 15.0 GHz | 2.0 | 2.2 | 2.4 | dB |
| Insertion Loss | DC - 20.0 GHz | 2.5 | 2.5 | 3.0 | dB |
| Isolation | DC - 6.0 GHz | 43 | 48 | 50 | dB |
| Isolation | DC - 15.0 GHz | 35 | 40 | 45 | dB |
| Isolation | DC - 20.0 GHz | 31 | 36 | 40 | dB |
| Return Loss (RFC “On State”) | DC - 6.0 GHz | 17 | - | - | dB |
| Return Loss (RFC “On State”) | DC - 20.0 GHz | 15 | - | - | dB |
| Input Power for 1 dB Compression | 0.5 - 20.0 GHz | 24 | 29 | - | dBm |
| Input Third Order Intercept (Two-Tone Input Power= +7 dBm Each Tone) | 0.5 - 10.0 GHz | 47 | - | - | dBm |
| Input Third Order Intercept (Two-Tone Input Power= +7 dBm Each Tone) | 0.5 - 20.0 GHz | 45 | - | - | dBm |
| Switching Characteristics tRISE, tFALL (10/90% RF) | DC - 20 GHz | 2 | - | - | ns |
| Switching Characteristics tON, tOFF (50% CTL to 10/90% RF) | DC - 20 GHz | 10 | - | - | ns |
Key Features
- High Isolation: Greater than 50 dB up to 5 GHz and greater than 40 dB up to 15 GHz.
- Low Insertion Loss: 1.8 dB at 10 GHz and 2.5 dB at 20 GHz.
- Fast Switching: Rise and fall times of 2 ns, and on/off times of 10 ns.
- Non-Reflective Design: Ensures minimal signal reflection.
- Complementary Negative Control Voltage Logic: Operates using -5/0V control voltage lines with no bias supply required.
- Leadless QFN Surface Mount Package: Compact 3x3 mm package with exposed metal paddle for improved thermal performance.
Applications
- Basestation Infrastructure: Ideal for cellular base stations and other wireless communication systems.
- Fiber Optics & Broadband Telecom: Suitable for high-speed data transmission systems.
- Microwave Radio & VSAT: Used in satellite and microwave communication systems.
- Military Radios, Radar, & ECM: Applicable in various military communication and radar systems.
- Test Instrumentation: Useful in test and measurement equipment for RF and microwave frequencies.
Q & A
- What is the frequency range of the HMC547ALP3E switch?
The HMC547ALP3E operates from DC to 20 GHz.
- What is the isolation performance of the HMC547ALP3E?
The switch offers greater than 50 dB isolation up to 5 GHz and greater than 40 dB isolation up to 15 GHz.
- What is the insertion loss of the HMC547ALP3E at 10 GHz?
The insertion loss is approximately 1.8 dB at 10 GHz.
- How does the HMC547ALP3E switch control its states?
The switch operates using complementary negative control voltage logic lines of -5/0V.
- Does the HMC547ALP3E require a bias supply?
No, the HMC547ALP3E does not require a bias supply.
- What is the package type and size of the HMC547ALP3E?
The switch is packaged in a leadless QFN surface mount package measuring 3x3 mm.
- What are the typical applications of the HMC547ALP3E?
It is used in basestation infrastructure, fiber optics and broadband telecom, microwave radio and VSAT, military radios, radar, and ECM, and test instrumentation.
- What is the maximum input power for 1 dB compression?
The maximum input power for 1 dB compression is 29 dBm from 0.5 to 20 GHz.
- What are the switching times of the HMC547ALP3E?
The rise and fall times are 2 ns, and the on/off times are 10 ns.
- Is the HMC547ALP3E RoHS-compliant?
