The Keysight (Agilent HP) 8765B is an unterminated single pole double throw (SPDT) coaxial switch designed for microwave instrumentation and automated test equipment (ATE) systems, offering excellent RF performance across a DC to 20 GHz frequency range.
Specifications
Physical
| Parameter | Value |
|---|---|
| Power Supply | 4.5 to 32 VDC actuator voltage (option dependent) |
| Operating Temperature | -55 to +85 °C |
| Dimensions (W×H×D) | 36.6 mm × 52.3 mm × 13.0 mm |
| Weight | 0.055 kg |
RF Performance
| Parameter | Value |
|---|---|
| Frequency Range | DC to 20 GHz |
| Isolation Formula | 110 dB - 2.25 dB/GHz |
| Insertion Loss Formula | < 0.2 dB + 0.025 dB/GHz |
| VSWR (DC to 4 GHz) | < 1.15 |
| VSWR (4 to 12.4 GHz) | < 1.25 |
| VSWR (12.4 to 18 GHz) | < 1.4 |
| VSWR (18 to 20 GHz) | < 1.45 |
| RF Power Rating | 2 W average, 100 W peak |
| Isolation (DC to 4 GHz) | 90 dB |
| Isolation (4 to 12.4 GHz) | 75 dB |
| Isolation (12.4 to 18 GHz) | 65 dB |
| Isolation (18 to 20 GHz) | 60 dB |
| Insertion Loss (DC to 4 GHz) | 0.20 dB |
| Insertion Loss (4 to 12.4 GHz) | 0.35 dB |
| Insertion Loss (12.4 to 18 GHz) | 0.45 dB |
| Insertion Loss (18 to 20 GHz) | 0.50 dB |
Switching & Actuation
| Parameter | Value |
|---|---|
| Switch Configuration | SPDT (Single Pole Double Throw) |
| Switch Termination | Unterminated |
| Switching Action | Break-before-make |
| Actuator Mechanism | Electromechanical |
Physical & Mechanical Specifications
| Parameter | Value |
|---|---|
| RF Connector Type | SMA |
| RF Connector Gender | Female |
Electrical Control & Drive
| Parameter | Value |
|---|---|
| Option 005/305 Nominal Voltage | 5 VDC |
| Option 015/315 Nominal Voltage | 15 VDC |
| Option 010/310 Nominal Voltage | 10 VDC |
Compliance & Quality Standards
| Parameter | Value |
|---|---|
| Option 890 | Includes printout of test results |
RF Characteristics
| Parameter | Value |
|---|---|
| Impedance | 50 Ω |
| Switching Time | 15 ms (maximum) |
| RF Repeatability | 0.03 dB maximum over 1,000,000 switchings |
Actuator Characteristics
| Parameter | Value |
|---|---|
| Coil Resistance (Option 005/305) | 36 Ω |
| Coil Resistance (Option 010/310) | 140 Ω |
| Coil Resistance (Option 015/315) | 320 Ω |
| Coil Resistance (Option 024/324) | 820 Ω |
| Coil Current (Option 005/305) | 140 mA |
| Coil Current (Option 010/310) | 70 mA |
| Coil Current (Option 015/315) | Option 015 is 47 mA, Option 315 is 52 mA |
| Coil Current (Option 024/324) | Option 024 is 29 mA, Option 324 is 32 mA |
Electrical
| Parameter | Value |
|---|---|
| Option 024/324 Nominal Voltage | 24 V |
Reliability
| Parameter | Value |
|---|---|
| Actuator Life | 5,000,000 cycles |
Environmental
| Parameter | Value |
|---|---|
| Storage Temperature | -55 to +100 °C |
| Humidity | 95% RH at 40 °C for 5 days |
Technology
Electromechanical Coaxial Switch
Applications
Microwave Instrumentation & ATE Systems