1. Product Overview

️· Product: MA4AGSW1 – SPST (Single Pole, Single Throw) Reflective AlGaAs PIN Diode Switch
️· Function: A semiconductor switch used to route RF signals (radio frequency). It’s designed for use in applications requiring fast switching and low insertion loss.
️· Technology: Utilizes Aluminum Gallium Arsenide (AlGaAs) for its semiconductor properties.
️· Key Features:
- Fast switching speeds.
- Low insertion loss.
- Reflective switching architecture.

2. Electrical Characteristics & Operation

️· DC Bias:
- -2V or less is applied to either J1 or J2 to achieve insertion loss.
- +10mA total DC current applied for isolation.
- Forward bias voltage at the diode bias node is typically 1.4V (up to +30mA) and not exceeding 1.6V.
️· Frequency Range: Designed for use up to 2-18 GHz.
️· Operation: The switch has a reflective design, meaning the signal is effectively bounced back or routed through the switch.

3. Physical Characteristics

️· Package: Waffle Pack (for bare die)
️· Dimensions:
- A: 23.5-25.5 mils (0.597-0.648 mm)
- B: 14.25-15.25 mils (0.362-0.387 mm)
- C: 28.50-30.50 mils (0.724-0.775 mm)
- D: 20.50-21.00 mils (0.521-0.533 mm)
- E: 3.50-4.50 mils (0.089-0.114 mm)
️· Bonding Pads: Locations are indicated as yellow on the die.

4. Applications (Implied)

️· RF signal routing
️· Test and measurement equipment
️· Communication systems
️· Any application needing fast and efficient RF switching

5. Important Considerations (from the document)

️· Bias Network: A bias network is crucial for proper operation.
️· Return Ground Plane: The backside of the die serves as the RF and DC return ground plane.
️· DC Isolation: The bias network design should provide greater than 30 dB RF to DC isolation.