1. Product Overview:

️· Product: GC4400 series PIN diodes
️· Type: High-voltage, high-power, cathode-based PIN diodes.
️· Features:
- Glass-passivated for high stability and reliability.
- Designed for use in high-reliability systems.
- Operates typically with a +50mA forward bias.
- Breakdown voltages range up to 750V.
️· Environmental Performance:
- Storage temperature range: -65°C to +200°C.
- Operating temperature range: -55°C to +150°C.
️· Compliance: RoHS compliant.

2. Applications:

️· RF Circuits:
- On/off switches
- Current-controlled resistors
- Attenuators (UHF through Ku band)
️· Specific Applications:
- High-speed switches (ECM systems)
- TR (Transmit/Receive) lobing switches
- Channel/Antenna selection switches (telecommunications)
- Duplexers (radar)
- Digital phase shifters

3. Technical Specifications/Electrical Characteristics (from Table on Page 3):

️· Vb (Breakdown Voltage): 100V - 750V (depending on the specific model: GC4410, GC4411,... GC4495)
️· Cj (Junction Capacitance): 0.10 pF - 2.50 pF (model dependent)
️· Rs (Series Resistance): 0.3 Ω - 0.8 Ω (model dependent)
️· TL (Transit Time): 40ns - 7.5ns (model dependent)
️· Thermal Resistance: 5 ºC/W – 40 ºC/W (model dependent)
*See Table on page 3 for exact models.

4. Mechanical/Package Information (from Pages 2 & 3):

️· Available in various package styles:
- 30
- 115
- (Other styles available on request - consult factory)

5. Important Notes:

️· Refer to the Microsemi website ([www.MICROSEMI.com](https://www.MICROSEMI.com)) for the most current data.
️· These devices are ESD (Electrostatic Discharge) sensitive and require appropriate handling precautions.
️· See the table on page 3 for the exact technical specifications of each model.