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SMT3
Discrete Semiconductor Products

DTC643TKT146

Active
Rohm Semiconductor

NPN, SOT-346, R1 ALONE TYPE DIGITAL TRANSISTOR (BIAS RESISTOR BUILT-IN TRANSISTOR)

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SMT3
Discrete Semiconductor Products

DTC643TKT146

Active
Rohm Semiconductor

NPN, SOT-346, R1 ALONE TYPE DIGITAL TRANSISTOR (BIAS RESISTOR BUILT-IN TRANSISTOR)

Technical Specifications

Parameters and characteristics for this part

SpecificationDTC643TKT146
Current - Collector (Ic) (Max) [Max]600 mA
Current - Collector Cutoff (Max) [Max]500 nA
DC Current Gain (hFE) (Min) @ Ic, Vce [Min]820
Frequency - Transition150 MHz
Mounting TypeSurface Mount
Package / CaseSOT-23-3, TO-236-3, SC-59
Power - Max [Max]200 mW
Resistor - Base (R1)4.7 kOhms
Supplier Device PackageSMT3
Transistor TypeNPN - Pre-Biased
Vce Saturation (Max) @ Ib, Ic150 mV
Voltage - Collector Emitter Breakdown (Max) [Max]20 V

Pricing

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

DistributorPackageQuantity$
DigikeyCut Tape (CT) 1$ 0.40
10$ 0.25
100$ 0.16
500$ 0.12
1000$ 0.11
Digi-Reel® 1$ 0.40
10$ 0.25
100$ 0.16
500$ 0.12
1000$ 0.11
Tape & Reel (TR) 3000$ 0.09
NewarkEach (Supplied on Cut Tape) 1$ 0.43
10$ 0.28
25$ 0.24
50$ 0.19
100$ 0.14
250$ 0.13
500$ 0.12
1000$ 0.11

Description

General part information

DTC643 Series

These are the standard products of "digital transistors" which ROHM invented and marketed first in the world.

Documents

Technical documentation and resources

SMT3 T146 Taping Spec

Datasheet

Transistor, MOSFET Flammability

Related Document

SMT3 Part Marking

Related Document

Notes for Temperature Measurement Using Forward Voltage of PN Junction

Thermal Design

Temperature derating method for Safe Operating Area (SOA)

Schematic Design & Verification

Condition of Soldering / Land Pattern Reference

Package Information

Inner Structure

Package Information

ESD Data

Characteristics Data

Measurement Method and Usage of Thermal Resistance RthJC

Thermal Design

Method for Monitoring Switching Waveform

Schematic Design & Verification

Reliability Test Result

Manufacturing Data

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

Technical Article

How to Use LTspice® Models: Tips for Improving Convergence

Schematic Design & Verification

Moisture Sensitivity Level - Transistors

Package Information

Certificate of not containing SVHC under REACH Regulation

Environmental Data

Impedance Characteristics of Bypass Capacitor

Schematic Design & Verification

What Is Thermal Design

Thermal Design

Calculation of Power Dissipation in Switching Circuit

Schematic Design & Verification

How to Use LTspice® Models

Schematic Design & Verification

How to Create Symbols for PSpice Models

Models

Compliance of the RoHS directive

Environmental Data

Two-Resistor Model for Thermal Simulation

Thermal Design

Anti-Whisker formation - Transistors

Package Information

DTC643TK Data Sheet

Data Sheet

Importance of Probe Calibration When Measuring Power: Deskew

Schematic Design & Verification

Basics of Thermal Resistance and Heat Dissipation

Thermal Design

What is a Thermal Model? (Transistor)

Thermal Design

About Export Regulations

Export Information

Notes for Temperature Measurement Using Thermocouples

Thermal Design

Notes for Calculating Power Consumption:Static Operation

Thermal Design

Precautions When Measuring the Rear of the Package with a Thermocouple

Thermal Design

PCB Layout Thermal Design Guide

Thermal Design

Part Explanation

Application Note

List of Transistor Package Thermal Resistance

Thermal Design

Method for Calculating Junction Temperature from Transient Thermal Resistance Data

Thermal Design

Types and Features of Transistors

Application Note

Package Dimensions

Package Information