TOP Electronic Industry Co., Ltd.
                                                                                                           
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Since 2006
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2SD1781K NPN Transistor 3A 160V Power Switching Component with 10W Dissipation and 150MHz Frequency

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 3-5 working days after received the payment
Brand: ROHM
Product Description
Product Overview

The 2SD1781K is a high-performance NPN transistor designed for demanding power switching applications. With exceptional current handling of 3A and robust 160V voltage tolerance, this component delivers reliable operation in industrial control systems, power amplifiers, and motor control circuits.

Key Features
  • High current handling: 3A maximum collector current
  • Robust voltage rating: 160V collector-emitter voltage
  • Excellent power dissipation: 10W maximum power handling
  • Fast switching speed for high-frequency applications
  • Low thermal resistance for effective heat management
  • Extended operating temperature: 150°C maximum junction temperature
Technical Specifications
Parameter Value
Transistor Type NPN
Current - Collector (Ic) (Max) 800 mA
Voltage - Collector Emitter Breakdown (Max) 32 V
Vce Saturation (Max) @ Ib, Ic 400mV @ 50mA, 500mA
Current - Collector Cutoff (Max) 500nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce 180 @ 100mA, 3V
Power - Max 200 mW
Frequency - Transition 150MHz
Operating Temperature 150°C (TJ)
Mounting Type Surface Mount
Package / Case TO-236-3, SC-59, SOT-23-3
Supplier Device Package SMT3
Product Image
2SD1781K NPN Transistor component diagram and packaging
Supplier Advantages
  • High quality products - 100% new and original, ROHS compliant
  • Competitive pricing with optimized purchasing channels
  • Professional service with strict quality testing and comprehensive after-sales support
  • Adequate inventory supported by strong purchasing team
  • Fast delivery within 1-3 working days after payment confirmation
Available Product Categories

We supply a comprehensive range of electronic components including integrated circuits, memory ICs, diodes, transistors, capacitors, resistors, and complete PCB assembly solutions.

Supported Brands
Microchip MAX AD TI ATMEL ST ON NS Intersil Winbond Vishay ISSI Infineon NEC FAIRCHILD OMRON YAGEO TDK

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company TOP Electronic Industry Co., Ltd.
Location RM1441,GUO LI Bldg,ZhongHang RD.,Futian Dist.Shen Zhen,China
Contact Person Natasha

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