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BF421S - TRANSISTOR | BJT | PNP | 300V V(BR)CEO | 25MA I(C) | TO-92VAR

BF421S_1900966.PDF Datasheet

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BF421S

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339.36K / 6 Page

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Part: BF421

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FXT3866SM FXT449SM FXT549SM FXT749SM FXT649SM FXT6	TRANSISTOR \| BJT \| NPN \| 20V V(BR)CEO \| 1A I(C) \| SOT-89 TRANSISTOR \| BJT \| PNP \| 20V V(BR)CEO \| 1A I(C) \| SOT-89 TRANSISTOR \| BJT \| PNP \| 25V V(BR)CEO \| 2A I(C) \| SO TRANSISTOR \| BJT \| NPN \| 25V V(BR)CEO \| 2A I(C) \| SO TRANSISTOR \| BJT \| NPN \| 300V V(BR)CEO \| 500MA I(C) \| SO TRANSISTOR \| BJT \| NPN \| 150V V(BR)CEO \| 1A I(C) \| SO 晶体管\|晶体管\| npn型\| 150伏五（巴西）总裁\| 1A条一（c）\| TRANSISTOR \| BJT \| PNP \| 100V V(BR)CEO \| 2A I(C) \| SO 晶体管\|晶体管\|进步党\| 100V的五（巴西）总裁\|甲一（c）\| TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 1A I(C) \| SOT-89 晶体管\|晶体管\|进步党\| 60V的五（巴西）总裁\| 1A条一（c）\|采用SOT - 89 TRANSISTOR \| BJT \| NPN \| 45V V(BR)CEO \| 1A I(C) \| SO 晶体管\|晶体管\|叩\| 45V的五（巴西）总裁\| 1A条一（c）\| TRANSISTOR \| BJT \| NPN \| 30V V(BR)CEO \| 400MA I(C) \| SO 晶体管\|晶体管\|叩\| 30V的五（巴西）总裁\| 400mA的一（c）\| TRANSISTOR \| BJT \| PNP \| 80V V(BR)CEO \| 1A I(C) \| SOT-89	Zetex Semiconductor PLC Fujitsu, Ltd. Bourns, Inc. Amphenol, Corp.
2N538 2N522 2N941 2N586 2N502A 2N795 2N738 2N779 2	5-Pin µP Supervisory Circuits with Watchdog and Manual Reset TRANSISTOR \| BJT \| PNP \| 8V V(BR)CEO \| TO-5 TRANSISTOR \| BJT \| PNP \| 8V V(BR)CEO \| 50MA I(C) \| TO-18 TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| TO-9 TRANSISTOR \| BJT \| PNP \| 20V V(BR)CEO \| TO-9 TRANSISTOR \| BJT \| NPN \| 80V V(BR)CEO \| 50MA I(C) \| TO-18 TRANSISTOR \| BJT \| PNP \| 15V V(BR)CEO \| 100MA I(C) \| TO-18 TRANSISTOR \| BJT \| PNP \| 15V V(BR)CEO \| 200MA I(C) \| TO-18 TRANSISTOR \| BJT \| PNP \| 12V V(BR)CEO \| 100MA I(C) \| TO-18 TRANSISTOR \| BJT \| NPN \| 25V V(BR)CEO \| 100MA I(C) \| TO-18 TRANSISTOR \| BJT \| NPN \| 15V V(BR)CEO \| 100MA I(C) \| TO-18 TRANSISTOR \| BJT \| PNP \| 16V V(BR)CEO \| 1A I(C) \| TO-5 TRANSISTOR \| BJT \| NPN \| 60V V(BR)CEO \| 50MA I(C) \| TO-18 TRANSISTOR \| BJT \| NPN \| 50V V(BR)CEO \| TO-18 晶体管\|晶体管\|叩\| 50V五（巴西）总裁\|8 TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| 500MA I(C) \| TO-5 晶体管\|晶体管\|进步党\| 30V的五（巴西）总裁\| 500mA的一（c）\|	Central Semiconductor, Corp. Microsemi, Corp.
OC28 OC22 OC23 OC30 OC25 OC19 OC36 AUY29IV AUY24 A	TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 10A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 32V V(BR)CEO \| 1A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 24V V(BR)CEO \| 1A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 16V V(BR)CEO \| 1.4A I(C) \| TO-66VAR TRANSISTOR \| BJT \| PNP \| 40V V(BR)CEO \| 4A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 32V V(BR)CEO \| 3A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 32V V(BR)CEO \| 8A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 32V V(BR)CEO \| 15A I(C) \| TO-41 TRANSISTOR \| BJT \| PNP \| 45V V(BR)CEO \| 3A I(C) \| TO-41 TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 3A I(C) \| TO-41 TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 8A I(C) \| TO-41 晶体管\|晶体管\|进步党\| 60V的五（巴西）总裁\| 8A条一（c）\|1	Vicor, Corp. Marktech Optoelectronics
ADY27IV AL100 AL102 AL103 ASZ17 ASZ15 ASZ16 ASZ18	TRANSISTOR \| BJT \| PNP \| 130V V(BR)CEO \| 10A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 130V V(BR)CEO \| 6A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 32V V(BR)CEO \| 8A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 8A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 32V V(BR)CEO \| 10A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 26V V(BR)CEO \| 4A I(C) \| TO-66VAR TRANSISTOR \| BJT \| PNP \| 45V V(BR)CEO \| 600MA I(C) \| TO-8 TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| TO-8 TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| 600MA I(C) \| TO-8 TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| 4A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 40V V(BR)CEO \| 20A I(C) TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 6A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 32V V(BR)CEO \| 6A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 40V V(BR)CEO \| 6A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 80V V(BR)CEO \| 3A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| 3.5A I(C) \| TO-3 晶体管\|晶体管\|进步党\| 30V的五（巴西）总裁\| 3.5AI（丙）\| TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 3A I(C) \| TO-3 晶体管\|晶体管\|进步党\| 60V的五（巴西）总裁\| 3A条一c）\| TRANSISTOR \| BJT \| PNP \| 45V V(BR)CEO \| 10A I(C) \| TO-41 晶体管\|晶体管\|进步党\| 45V的五（巴西）总裁\| 10A条一（c）\|1 TRANSISTOR \| BJT \| PNP \| 45V V(BR)CEO \| 8A I(C) \| TO-8 晶体管\|晶体管\|进步党\| 45V的五（巴西）总裁\| 8A条一（c）\| TRANSISTOR \| BJT \| PNP \| 45V V(BR)CEO \| 3A I(C) \| TO-3 晶体管\|晶体管\|进步党\| 45V的五（巴西）总裁\| 3A条一（c）\| TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 25A I(C) 晶体管\|晶体管\|进步党\| 60V的五（巴西）总裁\|5A一（c	Cypress Semiconductor, Corp. Vicor, Corp. Atmel, Corp. Advanced Analogic Technologies, Inc. EPCOS AG
2N2208 2N1726 2N1678 2N3803 2N1633 2N1813 2N1811 2	5-Pin µP Supervisory Circuits with Watchdog and Manual Reset TRANSISTOR \| BJT \| PNP \| 20V V(BR)CEO \| 50MA I(C) \| TO-9 TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| TO-9 TRANSISTOR \| BJT \| PAIR \| PNP \| 60V V(BR)CEO \| 50MA I(C) \| TO-71 68HC11/Bidirectional-Compatible µP Reset Circuit Open-Drain SOT µP Reset Circuit UNIJUNCTION TRANSISTOR\|25UA I(P)\|TO-5 TRANSISTOR \| BJT \| NPN \| 60V V(BR)CEO \| 50MA I(C) \| TO-5 TRANSISTOR \| BJT \| PNP \| 10MA I(C) \| TO-1 TRANSISTOR \| BJT \| PNP \| 50V V(BR)CEO \| 6A I(C) \| TO-3 TRANSISTOR \| BJT \| PNP \| 40V V(BR)CEO \| 1.5A I(C) \| TO-37 TRANSISTOR \| BJT \| PNP \| 60V V(BR)CEO \| 25A I(C) \| TO-41 TRANSISTOR \| BJT \| PNP \| 65V V(BR)CEO \| 15A I(C) \| TO-67 TRANSISTOR \| BJT \| PAIR \| NPN \| 45V V(BR)CEO \| 30MA I(C) \| TO-78 TRANSISTOR \| BJT \| PNP \| 10V V(BR)CEO \| 50MA I(C) \| TO-5 晶体管\|晶体管\|进步党\| 40V的五（巴西）总裁\| 5A条一（c）\| TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| 3A I(C) \| TO-3 晶体管\|晶体管\|进步党\| 30V的五（巴西）总裁\| 3A条一（c）\| TRANSISTOR \| BJT \| PNP \| 12V V(BR)CEO \| 50MA I(C) \| TO-18 晶体管\|晶体管\|进步党\| 12V的五（巴西）总裁\| 50mA的一（c）\|8 TRANSISTOR \| BJT \| PAIR \| NPN \| 45V V(BR)CEO \| 30MA I(C) \| FP 晶体管\|晶体管\|一对\|叩\| 45V的五（巴西）总裁\| 30mA的一（c）\|计划生育 Open-Drain SOT µP Reset Circuit 晶体管\|晶体管\|进步党\| 55V的五（巴西）总裁\| 200mA的一（c）\| TRANSISTOR \| BJT \| NPN \| 40V V(BR)CEO \| TO-5 晶体管\|晶体管\|叩\| 40V的五（巴西）总裁\| TRANSISTOR \| BJT \| NPN \| 250V V(BR)CEO \| 15A I(C) \| STF-1/2 晶体管\|晶体管\|叩\| 250V五（巴西）总裁\|5A一（c）\|培训基金- 1 / 2 TRANSISTOR \| BJT \| NPN \| 30V V(BR)CEO \| 2A I(C) \| TO-8 晶体管\|晶体管\|叩\| 30V的五（巴西）总裁\|甲一（c）\| TRANSISTOR \| BJT \| PNP \| 15V V(BR)CEO \| 300MA I(C) \| TO-5 晶体管\|晶体管\|进步党\| 15V的五（巴西）总裁\| 300mA的一（c）\| TRANSISTOR \| BJT \| PNP \| 65V V(BR)CEO \| 3A I(C) \| TO-3 晶体管\|晶体管\|进步党\| 65V的五（巴西）总裁\| 3A条一（c）\| 5-Pin µP Supervisory Circuits with Watchdog and Manual Reset 5个引amp;#181;带看门狗和手动复位的P监控电路	Thomas Glenair, Inc. Semtech, Corp. Microchip Technology, Inc. SUSUMU Co., Ltd. Electronic Theatre Controls, Inc. Bel Fuse, Inc.
2N327A 2N1254 2N1275 2N760B 2N2008	TRANSISTOR \| BJT \| PNP \| 40V V(BR)CEO \| 50MA I(C) \| TO-5 TRANSISTOR \| BJT \| PNP \| 30V V(BR)CEO \| 100MA I(C) \| TO-5 TRANSISTOR \| BJT \| PNP \| 80V V(BR)CEO \| 50MA I(C) \| TO-5 TRANSISTOR \| BJT \| NPN \| 60V V(BR)CEO \| 100MA I(C) \| TO-18 TRANSISTOR \| BJT \| NPN \| 110V V(BR)CEO \| 500MA I(C) \| TO-5 晶体管\|晶体管\| npn型\| 110伏特五（巴西）总裁\| 500mA的一（c）\|	Electronic Theatre Controls, Inc.
2SA1698 2SA1698Q	TRANSISTOR \| BJT \| PNP \| 300V V(BR)CEO \| 100MA I(C) \| TO-126 晶体管\|晶体管\|进步党\| 300V五（巴西）总裁\| 100mA的一（c）\|26	Panasonic, Corp.
2SA1775N 2SA1775Q 2SA1775P 2SD1189FP 2SD1189FQ 2SD	TRANSISTOR \| BJT \| PNP \| 400V V(BR)CEO \| 1A I(C) \| TO-126 5-Pin µP Supervisory Circuits with Watchdog and Manual Reset TRANSISTOR \| BJT \| NPN \| 32V V(BR)CEO \| 2A I(C) \| TO-126 Low-Power, SC70/SOT µP Reset Circuits with Capacitor-Adjustable Reset Timeout Delay TRANSISTOR \| BJT \| NPN \| 20V V(BR)CEO \| 10A I(C) \| TO-126 TRANSISTOR \| BJT \| PNP \| 160V V(BR)CEO \| 1.5A I(C) \| TO-251VAR 150mA, SOT23, Low-Dropout Linear Regulators with Internal Microprocessor Reset Circuit Low-Power, SC70/SOT µP Reset Circuits with Capacitor-Adjustable Reset Timeout Delay 晶体管\|晶体管\|叩\| 32V的五（巴西）总裁\|甲一（c）\|26 TRANSISTOR \| BJT \| PNP \| 80V V(BR)CEO \| 700MA I(C) \| TO-126 晶体管\|晶体管\|进步党\| 80V的五（巴西）总裁\| 700mA的一（c）\|26 Low-Power, SC70/SOT µP Reset Circuits with Capacitor-Adjustable Reset Timeout Delay 晶体管\|晶体管\|叩\| 80V的五（巴西）总裁\| 700mA的一（c）\|26 TRANSISTOR \| BJT \| NPN \| 300V V(BR)CEO \| 100MA I(C) \| TO-126 晶体管\|晶体管\|叩\| 300V五（巴西）总裁\| 100mA的一（c）\|26	Rohm Co., Ltd. New Japan Radio Co., Ltd.
ECG12 ECG25 ECG18 ECG19 ECG14 ECG31 ECG32 ECG26 EC	TRANSISTOR \| BJT \| PNP \| 18V V(BR)CEO \| 5A I(C) \| TO-92 TRANSISTOR \| BJT \| PNP \| 80V V(BR)CEO \| 1.2A I(C) \| TO-237 TRANSISTOR \| BJT \| NPN \| 80V V(BR)CEO \| 700MA I(C) \| SIP TRANSISTOR \| BJT \| PNP \| 80V V(BR)CEO \| 700MA I(C) \| SIP TRANSISTOR \| BJT \| NPN \| 160V V(BR)CEO \| 1A I(C) \| TO-92VAR TRANSISTOR \| BJT \| PNP \| 160V V(BR)CEO \| 1A I(C) \| TO-92VAR TRANSISTOR \| BJT \| NPN \| 120V V(BR)CEO \| 50MA I(C) \| TO-92VAR TRANSISTOR \| BJT \| NPN \| 32V V(BR)CEO \| 2.5A I(C) \| SIP
2SB1426Q 2SB1426R 2SD1960 2SC3801 2SD2152 2SA821SN	TRANSISTOR \| BJT \| NPN \| 25V V(BR)CEO \| 1.2A I(C) \| SPAK 晶体管\|晶体管\|叩\| 25V的五（巴西）总裁\| 1.2AI（丙）\| SPAK TRANSISTOR \| BJT \| NPN \| 100V V(BR)CEO \| 50MA I(C) \| SPAK 晶体管\|晶体管\|叩\| 100V的五（巴西）总裁\| 50mA的一（c）\| SPAK 5-Pin µP Supervisory Circuits with Watchdog and Manual Reset 5个引amp;#181;带看门狗和手动复位的P监控电路 TRANSISTOR \| BJT \| PNP \| 50V V(BR)CEO \| 150MA I(C) \| TO-92 TRANSISTOR \| BJT \| PNP \| 40V V(BR)CEO \| 200MA I(C) \| SPAK TRANSISTOR \| BJT \| PNP \| 20V V(BR)CEO \| 5A I(C) \| SPAK TRANSISTOR \| BJT \| NPN \| 80V V(BR)CEO \| 300MA I(C) \| TO-92 TRANSISTOR \| BJT \| NPN \| 20V V(BR)CEO \| 50MA I(C) \| SPAK 5-Pin µP Supervisory Circuits with Watchdog and Manual Reset TRANSISTOR \| BJT \| NPN \| 20V V(BR)CEO \| 5A I(C) \| TO-92 SC70/µDFN, Single/Dual Low-Voltage, Low-Power µP Reset Circuits Low-Power, Single-/Dual-Level Battery Monitors with Hysteresis and Integrated µP Reset TRANSISTOR \| BJT \| PNP \| 20V V(BR)CEO \| 5A I(C) \| TO-92	Rohm Co., Ltd. PHOENIX CONTACT Deutschland GmbH YEONHO Electronics Co., Ltd. STMicroelectronics N.V. TE Connectivity, Ltd.

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