Port Diagram
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Device Overview
General Description
The QH-0440 is a 4 to 40 GHz quadrature (90°) hybrid. The QH-0440 is suitable for applications such as single sideband upconverters, image rejection downconverters, IQ modulators, balanced amplifiers, microwave correlators, and microwave Butler matrices.
Features
- Broadband performance
- Excellent amplitude and phase balance
- High isolation
- Low VSWR
Applications
N/A
Functional Block Diagram
Part Ordering Options
| Part Number | Description | Connectors | Green Status | Product Lifecycle | Export Classification |
|---|---|---|---|---|---|
| QH-0440 | 3 dB Quadrature Hybrid | Standard | REACH RoHS | Released | EAR99 |
| Part Number | Description | Connectors | Green Status | Product Lifecycle | Export Classification |
|---|---|---|---|---|---|
| QH-0440 | 3 dB Quadrature Hybrid | Standard | REACH RoHS | Released | EAR99 |
QH-0440
3 dB Quadrature Hybrid
Table Of Contents
QH-0440
3 dB Quadrature Hybrid
Port Configuration and Functions
Port Functions
| Port | Function | Connector Type | Description | DC Equivalent Circuit |
|---|---|---|---|---|
| Port 1 | 0° Output | 2.92F | Port 1 is DC short to port 3 and open to ground. |  |
| Port 2 | 90° Output | 2.92F | Port 2 is DC short to port 4 and open to ground | |
| Port 3 | Isolated | 2.92F | Port 3 is DC short to port 1 and open to ground. | |
| Port 4 | Input | 2.92F | Port 4 is DC short to port 2 and open to ground | |
QH-0440
3 dB Quadrature Hybrid
Specifications
Package Information
| Parameter | Details | Rating |
|---|---|---|
| Weight | - | 70g |
| Dimensions | - | 43.20 x 33.02 mm |
QH-0440
3 dB Quadrature Hybrid
Electrical Specifications
| Parameter | Test Conditions | Minimum Frequency (GHz) | Maximum Frequency (GHz) | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|---|
| Amplitude Balance 1 | - | 4 | 40 | - | 0.4 | 1.2 | dB |
| Excess Insertion Loss 2 | - | 4 | 40 | - | 2 | - | dB |
| Isolation | - | 4 | 30 | 13 | 18 | - | dB |
| Isolation | - | 30 | 40 | 8 | 12 | - | dB |
| Mean Coupling | - | 4 | 40 | - | 3 | - | dB |
| Nominal Phase Shift | - | 4 | 40 | - | 90 | - | ° |
| Phase Balance | - | 4 | 40 | - | 5 | 12 | ° |
| VSWR | - | 30 | 40 | - | 1.9 | - | |
| VSWR | - | 4 | 30 | - | - | 1.65 |
| Parameter | Test Conditions | Minimum Frequency (GHz) | Maximum Frequency (GHz) | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|---|
| Amplitude Balance 1 | - | 4 | 40 | - | 0.4 | 1.2 | dB |
| Excess Insertion Loss 2 | - | 4 | 40 | - | 2 | - | dB |
| Isolation | - | 4 | 30 | 13 | 18 | - | dB |
| Isolation | - | 30 | 40 | 8 | 12 | - | dB |
| Mean Coupling | - | 4 | 40 | - | 3 | - | dB |
| Nominal Phase Shift | - | 4 | 40 | - | 90 | - | ° |
| Phase Balance | - | 4 | 40 | - | 5 | 12 | ° |
| VSWR | - | 30 | 40 | - | 1.9 | - | |
| VSWR | - | 4 | 30 | - | - | 1.65 |
[1] Maximum amplitude differential is twice the magnitude of the amplitude balance
[2] Excess Insertion Loss = (Input to Output Insertion Loss) – 3 dB
QH-0440
3 dB Quadrature Hybrid
Typical Performance
QH-0440
3 dB Quadrature Hybrid
