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CYStech Electronics Corp.
www.DataSheet4U.com
Spec. No. : C853E3 Issued Date : 2004.06.15 Revised Date : 2004.07.14 Page No. : 1/5
NPN Epitaxial Planar Transistor
BTN2129E3
Description
The BTN2129E3 is a NPN Darlington transistor, designed for general purpose amplifier and low speed switching application.
Features:
•High current capability •Low VCE(SAT) •High current gain •Monolithic construction with built-in base-emitter shunt resistors
Equivalent Circuit
BTN2129E3 C B
R1≈8k R2≈120
Outline
TO-220AB
B：Base C：Collector E：Emitter
E BCE
BTN2129E3
CYStek Product Specification
CYStech Electronics Corp.
www.DataSheet4U.com
Spec. No. : C853E3 Issued Date : 2004.06.15 Revised Date : 2004.07.14 Page No.
BTN2129E3 Datasheet
