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Transistors / RF Power Field-Effect Transistors / STAC2942BW
Datasheets
STAC2942BW by: STMicroelectronics

HF/VHF/UHF RF power N-channel MOSFET

Part Details for STAC2942BW by STMicroelectronics

Results Overview of STAC2942BW by STMicroelectronics

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Applications Education and Research Aerospace and Defense Agriculture Technology Robotics and Drones

STAC2942BW Information

STAC2942BW by STMicroelectronics is an RF Power Field-Effect Transistor.
RF Power Field-Effect Transistors are under the broader part category of Transistors.

A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.

Price & Stock for STAC2942BW

Part # Distributor Description Stock Price Buy
DISTI # 45AC7523
Newark Rf Transistor, 130V, 175Mhz, Stac244B, Drain Source Voltage Vds:130V, Continuous Drain Current Id:... 40A, Power Dissipation:625W, Operating Frequency Min:-, Operating Frequency Max:175Mhz, No. Of Pins:4Pins, Channel Type:N Channel Rohs Compliant: Yes |Stmicroelectronics STAC2942BW more RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk 1
  • 1 $190.0500
  • 5 $181.9700
  • 10 $173.8800
  • 25 $172.7400
  • 50 $168.9900
  • 160 $165.2300
$165.2300 / $190.0500 Buy Now
DISTI # 497-13295-ND
DigiKey RF MOSFET 50V STAC244F Min Qty: 1 Lead time: 28 Weeks Container: Tray 22
In Stock
  • 1 $142.0600
  • 10 $120.0960
  • 80 $109.4085
$109.4085 / $142.0600 Buy Now
DISTI # 45AC7523
Avnet Americas Transistor RF FET N-CH 130V 40A 175MHz 3-Pin STAC244B Tray - Bulk (Alt: 45AC7523) RoHS: Compliant Min Qty: 1 Package Multiple: 1 Container: Bulk 1 Partner Stock
  • 1 $173.1400
  • 5 $165.0600
  • 10 $156.9700
  • 25 $155.8300
  • 50 $152.0800
$152.0800 / $173.1400 Buy Now
DISTI # STAC2942BW
Avnet Americas Transistor RF FET N-CH 130V 40A 175MHz 3-Pin STAC244B Tray - Boxed Product (Development Kits) (Alt: ... STAC2942BW) more RoHS: Compliant Min Qty: 80 Package Multiple: 80 Lead time: 28 Weeks, 0 Days Container: Box 0
  • 80 $99.5570
  • 160 $98.9308
  • 320 $97.0988
  • 480 $95.3333
  • 640 $93.6309
$93.6309 / $99.5570 Buy Now
DISTI # 511-STAC2942BW
Mouser Electronics RF MOSFET Transistors 300W 50V RF MOS 21dB 175MHz N-Ch RoHS: Compliant 103
  • 1 $142.0600
  • 10 $113.5500
$113.5500 / $142.0600 Buy Now
STMicroelectronics HF/VHF/UHF RF power N-channel MOSFET RoHS: Compliant Min Qty: 1 103
  • 1 $139.2200
  • 10 $111.2800
$111.2800 / $139.2200 Buy Now
DISTI # STAC2942BW
Avnet Silica Transistor RF FET NCH 130V 40A 175MHz 3Pin STAC244B Tray (Alt: STAC2942BW) RoHS: Compliant Min Qty: 20 Package Multiple: 20 Lead time: 17 Weeks, 0 Days Silica - 60
Buy Now
Vyrian Transistors 40
RFQ

Part Details for STAC2942BW

STAC2942BW Part Data Attributes

Parametric Data
STAC2942BW STMicroelectronics
Buy Now Datasheet
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STAC2942BW STMicroelectronics HF/VHF/UHF RF power N-channel MOSFET
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Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS
Reach Compliance Code compliant
ECCN Code EAR99
Samacsys Manufacturer STMicroelectronics
Case Connection SOURCE
Configuration SINGLE
DS Breakdown Voltage-Min 130 V
Drain Current-Max (ID) 40 A
FET Technology METAL-OXIDE SEMICONDUCTOR
Highest Frequency Band ULTRA HIGH FREQUENCY BAND
Number of Elements 1
Operating Mode ENHANCEMENT MODE
Operating Temperature-Max 200 °C
Peak Reflow Temperature (Cel) NOT SPECIFIED
Polarity/Channel Type N-CHANNEL
Power Dissipation-Max (Abs) 625 W
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED

STAC2942BW Related Parts

STAC2942BW Frequently Asked Questions (FAQ)

  • The recommended PCB layout for the STAC2942BW involves placing the device near the audio jacks, using a ground plane to reduce noise, and keeping the analog and digital grounds separate. A 4-layer PCB is recommended, with the audio signals on the top layer, power and ground on the inner layers, and the bottom layer reserved for the digital signals.

  • To optimize the STAC2942BW for low power consumption, use the power-down mode, reduce the clock frequency, and minimize the number of active channels. Additionally, use a low-power mode for the analog-to-digital converters and digital-to-analog converters, and consider using a dynamic voltage and frequency scaling (DVFS) technique.

  • The STAC2942BW has a maximum junction temperature of 150°C. To ensure reliable operation, keep the device away from heat sources, use a heat sink if necessary, and ensure good airflow around the device. The thermal resistance of the package is 30°C/W, and the thermal shutdown threshold is 160°C.

  • To troubleshoot audio issues with the STAC2942BW, check the audio signal paths, verify the clock frequencies, and ensure that the analog and digital grounds are separate. Use an oscilloscope to check the audio signals, and verify that the device is properly configured and powered.

  • The STAC2942BW has built-in ESD protection, but it's still important to follow proper handling and storage procedures to prevent damage. Use an anti-static wrist strap or mat, store the devices in anti-static packaging, and avoid touching the pins or leads.