STAC2942B STMicroelectronics, STAC2942B Datasheet - Page 11

• Manufacturer Part Number: STAC2942B
• Description: TRANS RF PWR N-CH 350W STAC244B
• Manufacturer: STMicroelectronics

Specifications of STAC2942B

• Transistor Type: N-Channel
• Frequency: 175MHz
• Voltage - Rated: 130V
• Current Rating: 40A
• Current - Test: 250mA
• Voltage - Test: 50V
• Power - Output: 450W
• Package / Case: 4-SMD
• Drain-source Breakdown Voltage: 130 V
• Gate-source Breakdown Voltage: 20 V
• Continuous Drain Current: 40 A
• Power Dissipation: 625 W
• Forward Transconductance Gfs (max / Min): 5 S
• Mounting Style: SMD/SMT
• Transistor Polarity: N-Channel
• Drain Source Voltage Vds: 130V
• Continuous Drain Current Id: 40A
• Operating Frequency Range: 250MHz
• Rf Transistor Case: STAC244B
• No. Of Pins: 4
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Gain: -
• Noise Figure: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-8765

STAC2942B
Table 7.
Figure 14. Circuit layout
Component
FB2, FB6
FB3, FB4
FB1,FB5
R3, R4
PCB
B1
B2
T1
T2
L1
175 MHz test circuit component part list (continued)
λ/4 inductor, RG-142 50 Ω , 11.8", 3 turns thru ferrite toroid
4:1, RG-316 25 Ω , 5.9", 2 turns thru ferrite core
Doc ID 15501 Rev 2
1:4, 25 Ω semi-rigid cable, OD .141", 5.9"
Rogers ultralam 2000, Er 2.55, .060"
RG-316 50 Ω 11.8" thru ferrite toroid
270 Ω 1/2 W axial lead resistor
surface mount ferrite bead
RG-142 50 Ω 11.8"
multi-aperture core
Description
ferrite toroid
Test circuit
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