BF257E datasheet, PDF - EEWORLD Datasheet

BF257E: DescriptionSmall Signal Bipolar Transistor, 0.1A I(C), 1-Element, NPN, Silicon, TO-39, TO-39, 3 PIN; CategoryDiscrete semiconductor The transistor; File Size69KB，1 Pages; ManufacturerBaneasa SA

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BF257E Overview

Small Signal Bipolar Transistor, 0.1A I(C), 1-Element, NPN, Silicon, TO-39, TO-39, 3 PIN

Parameter Name	Attribute value
Maker	Baneasa SA
Parts packaging code	TO-39
package instruction	CYLINDRICAL, O-MBCY-W3
Contacts	3
Reach Compliance Code	unknown
Maximum collector current (IC)	0.1 A
Configuration	SINGLE
Minimum DC current gain (hFE)	25
JEDEC-95 code	TO-39
JESD-30 code	O-MBCY-W3
Number of components	1
Number of terminals	3
Package body material	METAL
Package shape	ROUND
Package form	CYLINDRICAL
Polarity/channel type	NPN
Certification status	Not Qualified
surface mount	NO
Terminal form	WIRE
Terminal location	BOTTOM
transistor applications	AMPLIFIER
Transistor component materials	SILICON
Nominal transition frequency (fT)	50 MHz

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