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Discrete Semiconductor Products

DTD143EKT146

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Rohm Semiconductor

NPN, SOT-346, R1=R2 POTENTIAL DIVIDER TYPE DIGITAL TRANSISTOR (BIAS RESISTOR BUILT-IN TRANSISTOR)

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Search across all available documentation for this part.

DocumentsExplanation for Marking Notes for Temperature Measurement Using Forward Voltage of PN Junction +35

Product dimension image

Discrete Semiconductor Products

DTD143EKT146

Active

Rohm Semiconductor

NPN, SOT-346, R1=R2 POTENTIAL DIVIDER TYPE DIGITAL TRANSISTOR (BIAS RESISTOR BUILT-IN TRANSISTOR)

Deep-Dive with AI

DocumentsExplanation for Marking Notes for Temperature Measurement Using Forward Voltage of PN Junction +35

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	DTD143EKT146

Current - Collector (Ic) (Max) [Max]	500 mA
Current - Collector Cutoff (Max) [Max]	500 nA
DC Current Gain (hFE) (Min) @ Ic, Vce [Min]	47
Frequency - Transition	200 MHz
Mounting Type	Surface Mount
Package / Case	SOT-23-3, TO-236-3, SC-59
Power - Max [Max]	200 mW
Resistor - Base (R1)	4.7 kOhms
Resistor - Emitter Base (R2)	4.7 kOhms
Supplier Device Package	SMT3
Transistor Type	NPN - Pre-Biased
Vce Saturation (Max) @ Ib, Ic [Max]	300 mV
Voltage - Collector Emitter Breakdown (Max) [Max]	50 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 0.69
		10	$ 0.43
		100	$ 0.27
		500	$ 0.21
		1000	$ 0.19
	Digi-Reel®	1	$ 0.69
		10	$ 0.43
		100	$ 0.27
		500	$ 0.21
		1000	$ 0.19
	Tape & Reel (TR)	3000	$ 0.16
		6000	$ 0.15
		9000	$ 0.14
		15000	$ 0.13
		21000	$ 0.13
		30000	$ 0.12
		75000	$ 0.12

Description

General part information

DTD143 Series

DTD143EC is an digital transistor (Resistor built-in type transistor). The bias resistors consist of thin-film resistors with complete isolation to allow negative.

Documents

Technical documentation and resources

Explanation for Marking

Package Information

Notes for Temperature Measurement Using Forward Voltage of PN Junction

Inner Structure

Package Information

Basics of Thermal Resistance and Heat Dissipation

What Is Thermal Design

Calculation of Power Dissipation in Switching Circuit

Schematic Design & Verification

Certificate of not containing SVHC under REACH Regulation

Environmental Data

Importance of Probe Calibration When Measuring Power: Deskew

Schematic Design & Verification

Notes for Calculating Power Consumption:Static Operation

PCB Layout Thermal Design Guide

List of Transistor Package Thermal Resistance

Precautions When Measuring the Rear of the Package with a Thermocouple

Notes for Temperature Measurement Using Thermocouples

Taping Information

Package Information

How to Use LTspice® Models: Tips for Improving Convergence

Schematic Design & Verification

Types and Features of Transistors

Application Note

How to Create Symbols for PSpice Models

Part Explanation

Application Note

Reliability Test Result

Manufacturing Data

Compliance of the RoHS directive

Environmental Data

Condition of Soldering / Land Pattern Reference

Package Information

Moisture Sensitivity Level - Transistors

Package Information

Temperature derating method for Safe Operating Area (SOA)

Schematic Design & Verification

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Measurement Method and Usage of Thermal Resistance RthJC

Anti-Whisker formation - Transistors

Package Information

ESD Data

Characteristics Data

DTD143EK Data Sheet

Two-Resistor Model for Thermal Simulation

How to Use LTspice® Models

Schematic Design & Verification

Method for Monitoring Switching Waveform

Schematic Design & Verification

About Flammability of Materials

Environmental Data

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

About Export Regulations

Export Information

Package Dimensions

Package Information

Overview of ROHM's Simulation Models(for ICs and Discrete Semiconductors)

Technical Article

What is a Thermal Model? (Transistor)

DTD143 Series

NPN, SOT-23, R1=R2 Potential Divider Type Digital Transistor (Bias Resistor Built-in Transistor) for automotive

Part	Frequency - Transition	Current - Collector (Ic) (Max) [Max]	Package / Case	Current - Collector Cutoff (Max) [Max]	Transistor Type	Power - Max [Max]	Supplier Device Package	Vce Saturation (Max) @ Ib, Ic [Max]	Voltage - Collector Emitter Breakdown (Max) [Max]	DC Current Gain (hFE) (Min) @ Ic, Vce [Min]	Mounting Type	Resistor - Base (R1)	Resistor - Emitter Base (R2)	Qualification	Grade
Rohm Semiconductor DTD143TKT146	200 MHz	500 mA	SC-59 SOT-23-3 TO-236-3	500 nA	NPN - Pre-Biased	200 mW	SMT3	300 mV	40 V	100	Surface Mount	4.7 kOhms
Rohm Semiconductor DTD143ECT216	200 MHz	500 mA	SC-59 SOT-23-3 TO-236-3	500 nA	NPN - Pre-Biased	200 mW	SST3	300 mV	50 V	47	Surface Mount	4.7 kOhms	4.7 kOhms
Rohm Semiconductor DTD143EKFRAT146	200 MHz	500 mA	SC-59 SOT-23-3 TO-236-3	500 nA	NPN - Pre-Biased	200 mW	SMT3	300 mV	50 V	47	Surface Mount	4.7 kOhms	4.7 kOhms	AEC-Q101	Automotive
Rohm Semiconductor DTD143ECHZGT116	200 MHz	500 mA	SC-59 SOT-23-3 TO-236-3		NPN - Pre-Biased	200 mW	SST3	300 mV		47	Surface Mount	4.7 kOhms	4.7 kOhms	AEC-Q101	Automotive
Rohm Semiconductor DTD143EKT146	200 MHz	500 mA	SC-59 SOT-23-3 TO-236-3	500 nA	NPN - Pre-Biased	200 mW	SMT3	300 mV	50 V	47	Surface Mount	4.7 kOhms	4.7 kOhms
Rohm Semiconductor DTD143ECT116	200 MHz	500 mA	SC-59 SOT-23-3 TO-236-3	500 nA	NPN - Pre-Biased	200 mW	SST3	300 mV	50 V	47	Surface Mount	4.7 kOhms	4.7 kOhms