NPN Digital Transistor ROHM DTC124EKAT146 Featuring Built In Bias Resistors for Driver Applications

Key Attributes
Model Number: DTC124EKAT146
Product Custom Attributes
Output Voltage(VO(on)):
300mV@10mA,0.5mA
Input Resistor:
22kΩ
Resistor Ratio:
1
Number:
-
Collector - Emitter Voltage VCEO:
50V
Mfr. Part #:
DTC124EKAT146
Package:
TO-236-3(SOT-23-3)
Product Description

Product Overview

The DTC124E series NPN digital transistor features built-in biasing resistors (R1 = R2 = 22k), simplifying circuit design by eliminating the need for external input resistors. This integrated design enables easy configuration of inverter circuits, requiring only the setting of on/off conditions for operation. It is suitable for applications such as inverters, interfaces, and drivers. Complementary PNP types are available in the DTA124E series.

Product Attributes

  • Brand: ROHM
  • Type: NPN Digital Transistor (Bias Resistor Built-in Transistor)
  • Certifications: RoHS Yes

Technical Specifications

Parameter Symbol Values Unit
General Parameters
Supply Voltage VCC 50 V
Maximum Output Current IC(MAX.) 100 mA
Resistor R1 R1 22k
Resistor R2 R2 22k
Absolute Maximum Ratings (Ta = 25C)
Supply Voltage VCC 50 V
Input Voltage VIN -10 to 40 V
Output Current IO 30 mA
Collector Current IC(MAX)*1 100 mA
Power Dissipation (DTC124EM, DTC124EEB, DTC124EE) PD*2 150 mW
Power Dissipation (DTC124EUB, DTC124EUA, DTC124EKA) PD*2 200 mW
Junction Temperature Tj 150
Storage Temperature Range Tstg -55 to +150
Electrical Characteristics (Ta = 25C)
Input Voltage (OFF) VI(off) - 0.5 V
Input Voltage (ON) VI(on) 3.0 - V
Output Voltage (ON) VO(on) - 100 300 mV
Input Current II - 360 A
Output Current (OFF) IO(off) - 500 nA
DC Current Gain GI 56 -
Input Resistance R1 15.4 22 28.6 k
Resistance Ratio R2/R1 0.8 1.0 1.2 -
Transition Frequency fT*1 - 250 MHz
Models and Packages
Part No. Package Package Size Taping Code
DTC124EM SOT-723 1212 T2L
DTC124EEB SOT-416FL 1616 TL
DTC124EE SOT-416 1616 TL
DTC124EUB SOT-323FL 2021 TL
DTC124EUA SOT-323 2021 T106
DTC124EKA SOT-346 2928 T146
Packaging Specifications
Part No. Reel Size (mm) Tape Width (mm) Basic Ordering Unit (pcs)
DTC124EM 180 8 8000
DTC124EEB 180 8 3000
DTC124EE 180 8 3000
DTC124EUB 180 8 3000
DTC124EUA 180 8 3000
DTC124EKA 180 8 3000
DTC124EKA 180 8 3000

1808272249_ROHM-DTC124EKAT146_C111725.pdf
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