Simplify inverter circuit design using ROHM DTC123TKAT146 NPN digital transistor with built in bias resistor

Key Attributes
Model Number: DTC123TKAT146
Product Custom Attributes
Emitter-Base Voltage VEBO:
5V
Input Resistor:
2.2kΩ
Number:
-
Collector - Emitter Voltage VCEO:
50V
Mfr. Part #:
DTC123TKAT146
Package:
TO-236-3(SOT-23-3)
Product Description

Product Overview

The DTC123TKA is an NPN digital transistor featuring a built-in bias resistor, simplifying inverter circuit configurations without external input resistors. This design eliminates parasitic effects and allows for negative input biasing. It is suitable for switching, inverter, interface, and driver circuits. The device is Lead Free and RoHS Compliant.

Product Attributes

  • Brand: ROHM
  • Type: NPN Digital Transistor (Bias Resistor Built-in Transistor)
  • Compliance: Lead Free/RoHS Compliant
  • Note: Not Recommended for New Designs

Technical Specifications

Parameter Symbol Conditions Value Unit
Collector-base voltage VCBO 50 V
Collector-emitter voltage VCEO 50 V
Emitter-base voltage VEBO 5 V
Collector current IC 100 mA
Power dissipation PD*1 (Ta = 25C) 200 mW
Junction temperature Tj 150
Range of storage temperature Tstg -55 to +150
Collector-base breakdown voltage BVCBO IC = 50A 50 V
Collector-emitter breakdown voltage BVCEO IC = 1mA 50 V
Emitter-base breakdown voltage BVEBO IE = 50A 5 V
Collector cut-off current ICBO VCB = 50V - 0.5 A
Emitter cut-off current IEBO VEB = 4V - 0.5 A
Collector-emitter saturation voltage VCE(sat) IC / IB = 5mA / 0.25mA - 0.3 V
DC current gain hFE VCE = 5V, IC = 1mA 100 - 600 -
Input resistance R1 1.54 - 2.86 k
Transition frequency fT*2 VCE = 10V, IE = -5mA, f = 100MHz - 250 MHz
Package SMT3
Package size 2928
Taping code T146
Reel size (mm) 180
Tape width (mm) 8
Basic ordering unit.(pcs) 3000
Marking 02

2203221230_ROHM-DTC123TKAT146_C2983916.pdf

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