Overview
The HMC656LP2E is a wideband fixed attenuator produced by Analog Devices Inc. This component is part of a family of attenuators that include the HMC657LP2E and HMC658LP2E, offering attenuation levels of 10, 15, and 20 dB respectively. These attenuators are designed for wideband applications, operating from DC to 25 GHz, and are ideal for use in various fields such as fiber optics, microwave radio, military and space, test and measurement, and scientific instruments.
Key Specifications
| Part Number | Attenuator Value (dB) | Return Loss (Min.) (dB) | Return Loss (Typ.) (dB) | Attenuation Tolerance (dB) | Temperature Coefficient (Typical) (dB/°C) | RF Input Power (CW) (dBm) | Operating Temperature (°C) | Storage Temperature (°C) |
|---|---|---|---|---|---|---|---|---|
| HMC656LP2E | 10 | 7 | 12 | ±1.5 | 0.0004 | 25 | -40 to +85 | -65 to +150 |
| HMC657LP2E | 15 | 7 | 14 | ±2.0 | 0.0006 | 25 | -40 to +85 | -65 to +150 |
| HMC658LP2E | 20 | 7 | 12 | ±2.0 | 0.0004 | 25 | -40 to +85 | -65 to +150 |
Key Features
- Wideband operation from DC to 25 GHz
- Fixed attenuation levels of 10, 15, and 20 dB
- Excellent attenuation accuracy and flat attenuation vs. frequency
- High power handling up to +25 dBm of input power
- 6-lead 2x2mm SMT package with exposed pad for improved thermal performance
- RoHS-compliant versions available
- Low stress injection molded plastic package
- ESD sensitivity Class 1B
Applications
- Fiber optics
- Microwave radio
- Military and space
- Test and measurement equipment
- Scientific instruments
- RF/Microwave circuit prototyping
Q & A
- What is the operating frequency range of the HMC656LP2E?
The HMC656LP2E operates from DC to 25 GHz.
- What are the available attenuation levels for the HMC656LP2E family?
The available attenuation levels are 10 dB, 15 dB, and 20 dB.
- What is the maximum input power handling of the HMC656LP2E?
The maximum input power handling is +25 dBm.
- What is the package type and size of the HMC656LP2E?
The component is packaged in a 6-lead 2x2mm SMT package with an exposed pad.
- Is the HMC656LP2E RoHS-compliant?
- What is the operating temperature range of the HMC656LP2E?
The operating temperature range is -40°C to +85°C.
- What is the storage temperature range of the HMC656LP2E?
The storage temperature range is -65°C to +150°C.
- What are the typical applications for the HMC656LP2E?
Typical applications include fiber optics, microwave radio, military and space, test and measurement, scientific instruments, and RF/Microwave circuit prototyping.
- What is the ESD sensitivity classification of the HMC656LP2E?
The ESD sensitivity classification is Class 1B.
- What is the return loss specification for the HMC656LP2E?
The return loss is typically 12 dB, with a minimum of 7 dB.
