Overview
The HMC347LP3 is a broadband high isolation non-reflective GaAs MESFET SPDT (Single Pole Double Throw) switch manufactured by Analog Devices Inc. This component is designed to operate over a wide frequency range from DC to 14 GHz, making it suitable for various high-frequency applications. It is packaged in a low-cost leadless QFN (Quad Flat No-Lead) surface mount plastic package, measuring 3x3 mm.
Key Specifications
| Parameter | Frequency Range | Min. | Typ. | Max. | Units |
|---|---|---|---|---|---|
| Insertion Loss | DC - 3.0 GHz | 1.5 | 1.6 | 1.9 | dB |
| Insertion Loss | DC - 6.0 GHz | 1.6 | 1.9 | 2.1 | dB |
| Insertion Loss | DC - 12.0 GHz | 1.9 | 2.1 | 2.4 | dB |
| Insertion Loss | DC - 14.0 GHz | 2.0 | 2.4 | - | dB |
| Isolation | DC - 3.0 GHz | 49 | 53 | - | dB |
| Isolation | DC - 6.0 GHz | 41 | 46 | - | dB |
| Isolation | DC - 12.0 GHz | 39 | 44 | - | dB |
| Isolation | DC - 14.0 GHz | 33 | 38 | - | dB |
| Return Loss "On State" | DC - 6.0 GHz | 10 | 13 | - | dB |
| Return Loss "On State" | DC - 14.0 GHz | 8 | 13 | - | dB |
| Return Loss RF1, RF2 "Off State" | DC - 6.0 GHz | 7 | 10 | - | dB |
| Return Loss RF1, RF2 "Off State" | DC - 14.0 GHz | 6 | 10 | - | dB |
| Input Power for 1 dB Compression | 0.5 - 14.0 GHz | 19 | 23 | - | dBm |
| Input Third Order Intercept | 0.5 - 14.0 GHz | 38 | 43 | - | dBm |
| Operating Temperature | - | -55°C | - | 85°C | °C |
Key Features
- High Isolation: Greater than 50 dB up to 3 GHz and greater than 40 dB up to 13 GHz.
- Low Insertion Loss: 1.6 dB at 10 GHz.
- Non-Reflective Design: Ensures minimal signal reflection.
- Complementary Negative Control Voltage Logic: Operates using -5/0V control voltage lines, requiring no bias supply.
- Compact Package: 3x3 mm QFN surface mount plastic package.
- Wide Frequency Range: Operates from DC to 14 GHz.
- No Current Consumption: The switch does not consume current.
Applications
- Basestation Infrastructure: Suitable for use in cellular base stations.
- Fiber Optics & Broadband Telecom: Ideal for high-speed data transmission applications.
- 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.
Q & A
- What is the frequency range of the HMC347LP3?
The HMC347LP3 operates from DC to 14 GHz.
- What is the typical insertion loss of the HMC347LP3 at 10 GHz?
The typical insertion loss is 1.6 dB at 10 GHz.
- What is the isolation of the HMC347LP3 up to 3 GHz?
The isolation is greater than 50 dB up to 3 GHz.
- Does the HMC347LP3 require a bias supply?
No, the switch operates using complementary negative control voltage logic lines of -5/0V and requires no bias supply.
- What is the package type of the HMC347LP3?
The component is packaged in a 3x3 mm QFN surface mount plastic package.
- What are the typical applications of the HMC347LP3?
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 operating temperature range of the HMC347LP3?
The operating temperature range is from -55°C to 85°C.
- Is the HMC347LP3 RoHS-compliant?
Yes, the HMC347LP3E version is RoHS-compliant.
- What is the input power for 1 dB compression of the HMC347LP3?
The input power for 1 dB compression is typically 19 to 23 dBm.
- What is the input third-order intercept point (IP3) of the HMC347LP3?
The input third-order intercept point (IP3) is typically 38 to 43 dBm.
