UHF power transistor

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No Longer Manufactured
BFG21W

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NPN double polysilicon bipolar power transistor with buried layer for low voltage medium power applications encapsulated in a plastic, 4-pin dual-emitter SOT343R package.

Data Sheet

Application Notes

Documentation

Quick reference to our documentation types.

5 documents

^{Data Sheet}
UHF power transistor

PDFRev 3.1Dec 30, 2010217.0 KBBFG21WEnglish
^{Application Note}
1880 MHz PA Driver with BFG21W

PDFRev 1.0Apr 9, 1999113.0 KBBFG21W_1880DRVEnglish
^{Application Note}
800MHz PA Driver with BFG21W

PDFRev 2.0Nov 8, 199897.0 KBBFG21W_800DRV2English
^{Package Information}
plastic surface-mounted package; reverse pinning; 4 leads

PDFRev 1.0Feb 8, 2016297.5 KBSOT343REnglish
^{Packing Information}
CMPAK-4; Tape reel SMD; standard product orientation 12NC ending 115

PDFRev 1.0Nov 16, 2012259.0 KBSOT343R_115English

Design Resources

Design Files

1-5 of 25 design files

^Models
3_6150bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_6150BFG21
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3_6125bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_6125BFG21
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4_450bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB4_450BFG21
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3_650bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_650BFG21
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4100bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB4100BFG21
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4_475bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB4_475BFG21
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475bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB475BFG21
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3_2175bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_2175BFG21
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3_2150bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_2150BFG21
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^Models
S-parameters BFG21W

ZIPRev 1.0Apr 23, 2019 00:00:0039.9 KBSPAR_BFG21W
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3_6100bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_6100BFG21
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3_275bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_275BFG21
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3_2100bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_2100BFG21
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3_250bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_250BFG21
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Spice model BFG21W

PRMRev 1.0Jun 6, 2012 00:00:001.0 KBSPICE_BFG21W
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3_625bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_625BFG21
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450bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB450BFG21
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3_225bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_225BFG21
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4_425bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB4_425BFG21
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4125bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB4125BFG21
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BFG21W_SPICE SPICE model

PRMRev 1.3Jun 8, 2012 00:00:001.0 KBBFG21W_SPICE
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425bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB425BFG21
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3_675bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_675BFG21
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3_2125bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB3_2125BFG21
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4150bfg21 SPICE model

001Rev 1.3Jun 8, 2012 00:00:002.0 KB4150BFG21
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Documentation

Filter by

UHF power transistor

1880 MHz PA Driver with BFG21W

800MHz PA Driver with BFG21W

plastic surface-mounted package; reverse pinning; 4 leads

CMPAK-4; Tape reel SMD; standard product orientation 12NC ending 115

Design Resources

Design Files

Filter by

3_6150bfg21 SPICE model

3_6125bfg21 SPICE model

4_450bfg21 SPICE model

3_650bfg21 SPICE model

4100bfg21 SPICE model

4_475bfg21 SPICE model

475bfg21 SPICE model

3_2175bfg21 SPICE model

3_2150bfg21 SPICE model

S-parameters BFG21W

3_6100bfg21 SPICE model

3_275bfg21 SPICE model

3_2100bfg21 SPICE model

3_250bfg21 SPICE model

Spice model BFG21W

3_625bfg21 SPICE model

450bfg21 SPICE model

3_225bfg21 SPICE model

4_425bfg21 SPICE model

4125bfg21 SPICE model

BFG21W_SPICE SPICE model

425bfg21 SPICE model

3_675bfg21 SPICE model

3_2125bfg21 SPICE model

4150bfg21 SPICE model

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