ARF443 / Advanced Power Technology - Datasheet(PDF) Chat AI

ARF443 Datasheet with Chat AI

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Part No.	ARF443
Manufacturer	ADPOW
Size	55 Kbytes
Pages	4 pages
Description	N-CHANNEL ENHANCEMENT MODE RF POWER MOSFET

Datasheet Summary with AI

1. Device Identification:

️· Part Numbers: ARF442 (and ARF443, as they are used together)
️· Type: RF Power Transistors (likely designed for high-frequency applications)

2. Electrical Characteristics (Key Values - Refer to the document for full details and conditions):

️· Voltage: (Specific values not provided explicitly, but the data sheets use and refer to Vds, Vgs)
️· Current: (Specific values not provided explicitly, but the data sheets use and refer to Id)
️· Power: Capable of handling significant RF power, with a 400W typical amplifier example listed (using two devices).
️· Frequency: Designed for RF applications (likely in the MHz range, specifically 13.56 MHz is used in an example circuit).

3. Key Features & Considerations:

️· ESD Sensitivity: The transistors are sensitive to Electrostatic Discharge (ESD) and require careful handling.
️· Operating Temperature: Datasheets show operating ranges with limitations provided (See figure 4,5,6).
️· Matched Pair (ARF442 & ARF443): They are often used together in a push-pull configuration for balanced amplification.

4. Circuit Examples & Components (from the 400W amplifier example):

️· Components: Resistors, capacitors, chokes, transformers, PTFE coax cables, Fair-Rite cores, G10 epoxy glass PCB. Specific values are provided for some of these components.
️· Topology: Push-pull amplifier configuration.
️· Components in Detail:
- Balanced DC Feed Choke: µi = 125
- RFC1: µi = 2000
- T1: µi = 850
- Coax: Mini 50Ω PTFE coax, OD = .095"
- Balun Core: Fair-Rite #2643102002, µi = 850
- PCB: .062" G10 Epoxy Glass

5. Figures & Graphs (Summary):

️· Figure 4: Maximum DC Safe Operating Area
️· Figure 5: Breakdown Voltage vs Temperature
️· Figure 6: Typical Capacitance vs Drain-to-Source Voltage
️· Figure 1 & 2: RF Power Out vs. RF Power In (indicating power output characteristics)
️· Numerous other graphs present operational parameters.

6. Contact Information:

️· USA: 405 S.W. Columbia Street, Bend, Oregon 97702-1035, Phone: (541) 382-8028, FAX: (541) 388-0364
️· Europe: Avenue J.F. Kennedy Bât B4 Parc Cadéra Nord, F-33700 Merignac, France, Phone: (33) 5 57 92 15 15, FAX: (33) 5 56 47 97 61