Simplified inverter circuit design using ROHM DTC143XCAT116 digital transistor with built in bias resistors

Key Attributes
Model Number: DTC143XCAT116
Product Custom Attributes
DC Current Gain:
30@10mA,5V
Operating Temperature:
-40℃~+150℃
Current - Collector(Ic):
100mA
Output Voltage(VO(on)):
300mV@10mA,0.5mA
Input Resistor:
6.11kΩ
Resistor Ratio:
2.1
Number:
1 NPN (Pre-Biased)
Pd - Power Dissipation:
350mW
Collector - Emitter Voltage VCEO:
50V
Mfr. Part #:
DTC143XCAT116
Package:
SOT-23
Product Description

Product Overview

The DTC143XCA is an NPN digital transistor featuring built-in bias resistors (R1 = 4.7k, R2 = 10k) for simplified circuit design. This device enables the configuration of inverter circuits without external input resistors, requiring only the setting of on/off conditions for operation. It is suitable for applications such as inverters, interfaces, and drivers. A complementary PNP type, DTA143XCA, is also available.

Product Attributes

  • Brand: ROHM
  • Type: NPN Digital Transistor
  • Package: SOT-23 (SST3)

Technical Specifications

Parameter Symbol Conditions Min. Typ. Max. Unit
Outline Parameters
Supply Voltage VCC 50 V
Max. Output Current IC(MAX.) 100 mA
Bias Resistor R1 R1 4.7 k
Bias Resistor R2 R2 10 k
Absolute Maximum Ratings (Ta = 25C)
Supply Voltage VCC 50 V
Input Voltage VIN -7 20 V
Output Current IO 100 mA
Collector Current (Max.) IC(MAX)*1 100 mA
Power Dissipation PD*2 Each terminal mounted on a reference land. 200 mW
Power Dissipation PD*3 Mounted on a ceramic board(7.05.00.6mm). 350 mW
Junction Temperature Tj 150
Storage Temperature Range Tstg -55 +150
Electrical Characteristics (Ta = 25C)
Input Voltage (OFF) VI(off) VCC = 5V, IO = 100A - - 0.3 V
Input Voltage (ON) VI(on) VO = 0.3V, IO = 20mA 2.5 - - V
Output Voltage (ON) VO(on) IO = 10mA, II = 0.5mA - 100 300 mV
Input Current II VI = 5V - - 1.8 mA
Output Current (OFF) IO(off) VCC = 50V, VI = 0V - - 500 nA
DC Current Gain GI VO = 5V, IO = 10mA 30 - - -
Input Resistance R1 - 3.29 6.11 k
Resistance Ratio R2/R1 - 1.7 2.6 -
Transition Frequency fT*1 VCE = 10V, IE = -5mA, f = 100MHz - 250 - MHz
Packaging Specifications
Part No. Package Package size Taping code Reel size (mm) Tape width (mm) Basic ordering unit.(pcs)
DTC143XCA SOT-23 (SST3) 2924 T116 180 8 3000

2212231008_ROHM-DTC143XCAT116_C5336579.pdf
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