Datasheets
BF821 by:

Small Signal Bipolar Transistor, 0.05A I(C), PNP,

Part Details for BF821 by Transys Electronics Limited

Overview of BF821 by Transys Electronics Limited

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Applications Consumer Electronics Audio and Video Systems

Part Details for BF821

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BF821 Part Data Attributes

BF821 Transys Electronics Limited
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BF821 Transys Electronics Limited Small Signal Bipolar Transistor, 0.05A I(C), PNP,
Part Life Cycle Code Contact Manufacturer
Ihs Manufacturer TRANSYS ELECTRONICS LTD
Reach Compliance Code unknown
ECCN Code EAR99
Collector Current-Max (IC) 0.05 A
Configuration SINGLE
DC Current Gain-Min (hFE) 50
Number of Elements 1
Operating Temperature-Max 150 °C
Polarity/Channel Type PNP
Power Dissipation-Max (Abs) 0.31 W
Surface Mount YES
Transition Frequency-Nom (fT) 60 MHz

Alternate Parts for BF821

This table gives cross-reference parts and alternative options found for BF821. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of BF821, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
BF821T/R Nexperia Check for Price Small Signal Bipolar Transistor BF821 vs BF821T/R
BF821,235 Nexperia Check for Price BF821 - PNP high voltage transistor@en-us TO-236 3-Pin BF821 vs BF821,235
BF821 Rectron Semiconductor Check for Price Small Signal Bipolar Transistor, 0.05A I(C), 1-Element, PNP, Silicon, SOT-23, 3 PIN BF821 vs BF821
BF821-T Nexperia Check for Price Small Signal Bipolar Transistor BF821 vs BF821-T
BF821 Nexperia Check for Price Small Signal Bipolar Transistor BF821 vs BF821
BF821TRL13 NXP Semiconductors Check for Price TRANSISTOR 50 mA, PNP, Si, SMALL SIGNAL TRANSISTOR, BIP General Purpose Small Signal BF821 vs BF821TRL13
BF821 YAGEO Corporation Check for Price Small Signal Bipolar Transistor, 0.05A I(C), 1-Element, PNP, Silicon, BF821 vs BF821
BF821/T3 Nexperia Check for Price Small Signal Bipolar Transistor BF821 vs BF821/T3
BF821TRL NXP Semiconductors Check for Price TRANSISTOR 50 mA, PNP, Si, SMALL SIGNAL TRANSISTOR, BIP General Purpose Small Signal BF821 vs BF821TRL
Part Number Manufacturer Composite Price Description Compare
BF821TRL13 YAGEO Corporation Check for Price Small Signal Bipolar Transistor, 0.05A I(C), 1-Element, PNP, Silicon, BF821 vs BF821TRL13
PMBTA92 YAGEO Corporation Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, SOT-23, 3 PIN BF821 vs PMBTA92
MPSA92RL1 onsemi Check for Price 500mA, 300V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92, CASE 29-11, TO-226, 3 PIN BF821 vs MPSA92RL1
MPSA92D27Z Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, TO-92 BF821 vs MPSA92D27Z
MPSA92/D11Z{OPTION18} Texas Instruments Check for Price 500mA, 300V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92 BF821 vs MPSA92/D11Z{OPTION18}
MMBTA92W_R2_00001 PanJit Semiconductor Check for Price Small Signal Bipolar Transistor, BF821 vs MMBTA92W_R2_00001
SMMBTA92LT3G onsemi Check for Price High Voltage PNP Bipolar Transistor, SOT-23 (TO-236) 3 LEAD, 10000-REEL, Automotive Qualified BF821 vs SMMBTA92LT3G
BF493SRL onsemi Check for Price 500mA, 350V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-92, CASE 29-04, TO-226AA, 3 PIN BF821 vs BF493SRL
MMBTA92-TP Micro Commercial Components Check for Price Small Signal Bipolar Transistor, 0.3A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon, ROHS COMPLIANT, PLASTIC PACKAGE-3 BF821 vs MMBTA92-TP
MMBTA92D87Z Fairchild Semiconductor Corporation Check for Price Small Signal Bipolar Transistor, 0.5A I(C), 300V V(BR)CEO, 1-Element, PNP, Silicon BF821 vs MMBTA92D87Z

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