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quality Audio Amplifier Driver Stage NPN Transistor CBI BCX55-16U with Low Voltage and High Current Features factory
quality Audio Amplifier Driver Stage NPN Transistor CBI BCX55-16U with Low Voltage and High Current Features factory

Audio Amplifier Driver Stage NPN Transistor CBI BCX55-16U with Low Voltage and High Current Features

Key Attributes
Model Number: BCX55-16U
Product Custom Attributes
Emitter-Base Voltage(Vebo):
5V
Current - Collector Cutoff:
100nA
Pd - Power Dissipation:
500mW
Transition Frequency(fT):
130MHz
Current - Collector(Ic):
1A
Collector - Emitter Voltage VCEO:
60V
Mfr. Part #:
BCX55-16U
Package:
SOT-89
Product Description

Product Overview

This NPN transistor series offers PNP complements to the BCX51, BCX52, and BCX53 families. Designed for low voltage and high current applications, these transistors are ideal for driver stages in audio amplifiers. The series includes models BCX54, BCX55, and BCX56, with various current gain (hFE) ranks available, denoted by suffixes like -10 and -16.

Product Attributes

  • Brand: Heyuan China Base Electronics Technology Co., Ltd.
  • Product Type: Transistor (NPN)
  • Package: SOT-89 Plastic-Encapsulate

Technical Specifications

Model Parameter Symbol Test Conditions Min Typ Max Unit
BCX54 Collector-Base Voltage VCBO Ta=25 unless otherwise noted 45 V
BCX55 60
BCX56 100
BCX54 Collector-Emitter Voltage VCEO Ta=25 unless otherwise noted 45 V
BCX55 60
BCX56 80
Emitter-Base Voltage VEBO 5 V
Collector Current IC 1 A
Collector Power Dissipation PC 500 mW
Thermal Resistance From Junction To Ambient RJA 250 /W
Junction Temperature Tj 150
Storage Temperature Tstg -55 +150
BCX54 Collector-base breakdown voltage V(BR)CBO IC=100A,IE=0 45 V
BCX55 60
BCX56 100
BCX54 Collector-emitter breakdown voltage V(BR)CEO* IC=10mA,IB=0 45 V
BCX55 60
BCX56 80
Emitter-base breakdown voltage V(BR)EBO IE=100A,IC=0 5 V
Collector cut-off current ICBO VCB=30V,IE=0 0.1 A
Emitter cut-off current IEBO VEB=5V,IC=0 0.1 A
BCX54 DC current gain hFE VCE=2V, IC=5mA 40
VCE=2V, IC=150mA 63 250
VCE=2V, IC=0.5A 25
Collector-emitter saturation voltage VCE(sat)* IC=0.5A,IB=50mA 0.5 V
Base-emitter voltage VBE* VCE=2V, IC=0.5A 1 V
Transition frequency fT VCE=5V,IC=10mA, f=100MHz 130 MHz

hFE Classification Ranks

Rank BCX54 Range BCX55 Range BCX56 Range
Standard 63250 63160 100250
-10 63250 63160 100250
-16 63250 63160 100250

Marking Codes

  • BCX54: BA
  • BCX54-10: BC
  • BCX54-16: BD
  • BCX55: BE
  • BCX55-10: BG
  • BCX55-16: BM
  • BCX56: BH
  • BCX56-10: BK
  • BCX56-16: BL

2508261745_CBI-BCX55-16U_C5362123.pdf

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