2N5781 The 2N5781 is an NPN bipolar junction transistor from Microchip Technology. It is designed for general-purpose switching and amplification applications.
Mfr Part #:

2N5781

Available from 1 distributors
Mfr Name: Microchip Technology
Microchip Technology
The 2N5781 is an NPN bipolar junction transistor from Microchip Technology. It is designed for general-purpose switching and amplification applications.
Total Stock: 4,456 pcs
$ Price Range: $19.68

2N5781 Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
4,456 pcs
4456 pcs On Request 1 On Request On Request On Request On Request On Request

2N5781 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Halogen Free
SVHC Present
Transistor Type

2N5781 Description

Short technical summary and product information.

The 2N5781 is an NPN bipolar junction transistor manufactured by Microchip Technology. As a single BJT, it is suitable for a wide range of general-purpose switching and amplification tasks in discrete semiconductor circuits.

 

This transistor is classified as NPN type, which is commonly used in low-side switching and common-emitter amplifier configurations. The part is RoHS3 compliant and has a Moisture Sensitivity Level (MSL) of 1 (unlimited), indicating no special handling requirements for moisture-sensitive assembly processes. It is also REACH unaffected.

 

Typical applications include signal amplification, switching loads, and interface circuits in consumer, industrial, and automotive electronics. The device is offered in a standard through-hole or surface-mount package, though the exact package type is not specified in the available data.

2N5781 Quick Information

Product Type: Bipolar Junction Transistor (BJT)
Canonical Name: 2N5781 NPN Bipolar Transistor
Subcategory: Single BJT

2N5781 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: No

2N5781 Estimated Pricing

Qty Low High
100+ $19.68 $19.68

Estimated market price range - modelled values for guidance only, not live distributor offers.

2N5781 Features

  • NPN bipolar junction transistor design.
  • RoHS3 compliant for environmental regulations.
  • MSL 1 unlimited moisture sensitivity level.
  • REACH unaffected compliance status.
  • Single BJT for general-purpose circuits.

2N5781 Applications

  • General-purpose switching and amplification circuits.
  • Signal amplification in audio and sensor interfaces.
  • Low-side switching for loads and relays.
  • Interface circuits in industrial control systems.

2N5781 FAQs

4 frequently asked questions generated from this part’s specifications.
What type of transistor is the 2N5781?

The 2N5781 is an NPN bipolar junction transistor (BJT).

Is the 2N5781 RoHS compliant?

Yes, the 2N5781 is listed as RoHS3 Compliant.

What is the moisture sensitivity level (MSL) of the 2N5781?

The MSL is 1 (unlimited), meaning no special moisture handling is required.

Is the 2N5781 REACH compliant?

Yes, it is listed as REACH Unaffected.

2N5781 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
View All Alternate Parts
2DD2652-7
2DD2652-7
Diodes Incorporated
NPN bipolar junction transistor with 12V collector-emitter voltage and 1.5A continuous collector current. Housed in a surface-mount SOT-323 package.
View Part
2PD601ARL,215
2PD601ARL,215
Nexperia USA Inc.
2PD601ARL,215 is an NPN general-purpose transistor from Nexperia. It features a maximum collector-emitter voltage of 50V and collector current of 100mA, in a surface-mount SOT-23 package.
View Part
2SC4027S-TL-E
2SC4027S-TL-E
On Semiconductor
The 2SC4027S-TL-E is an NPN bipolar junction transistor from onsemi rated at 160V collector-emitter and 1.5A continuous collector current. It is supplied in a TP-FA surface-mount package.
View Part
2SD1815S-E
2SD1815S-E
On Semiconductor
The 2SD1815S-E is an NPN bipolar junction transistor from onsemi rated for 100V collector-emitter voltage and 3A collector current. It features a low collector-emitter saturation voltage of 400mV and a gain-bandwidth product of 180MHz.
View Part
Home
Account

Categories