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2SD1257 Datasheet Silicon NPN Transistor

Manufacturer: Kexin Semiconductor

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Overview

SMD Type Silicon NPN Epitaxial Planar Type 2SD1257,2SD1257A TO-252 +0.15 1.50 -0.15 Transistors Unit: mm 2.30 +0.8 0.50-0.7 +0.1 -0.

Key Features

  • Low collector-emitter saturation voltage VCE(sat). Satisfactory linearity of forward current transfer ratio hFE. +0.2 9.70 -0.2 6.50 +0.2 5.30-0.2 +0.15 -0.15 +0.1 0.80-0.1 +0.15 0.50 -0.15 0.127 max 2.3 +0.15 4.60-0.15 +0.1 0.60-0.1 +0.28 1.50 -0.1 +0.25 2.65 -0.1 +0.15 5.55 -0.15 Large collector current IC. 1 Base 2 Collector 3 Emitter Absolute Maximum Ratings Ta = 25 Parameter Collector-base voltage 2SD1257 2SD1257A Collector-emitter voltage 2SD1257 2SD1257A Emitter-base voltage.

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