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onsemi NPN Bipolar Transistor 500 mA 45 V 3-Pin SOT-23 Surface Mount BC817-40LT1G

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onsemi NPN Bipolar Transistor 500 mA 45 V 3-Pin SOT-23 Surface Mount BC817-40LT1G

Name: onsemi NPN Bipolar Transistor 500 mA 45 V 3-Pin SOT-23 Surface Mount BC817-40LT1G
Brand: onsemi
SKU: 300377
Price: 0.03 USD
Availability: InStock

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Category Bipolar Transistors Brand onsemi Condition New

Specifications

Country of Origin	Czech Republic
Brand	onsemi
Height	2.64mm
Length	3.04mm
Model	BC817-40LT1G
Width	1.11mm
Mount Type	Surface
Series	BC817-40L
Maximum Operating Temperature	150°C
Package Type	SOT-23
Pin Count	3
Maximum Collector Emitter Voltage Vceo	45V
Minimum DC Current Gain hFE	250
Transistor Polarity	NPN
Maximum Emitter Base Voltage VEBO	5V
Maximum Collector Base Voltage VCBO	50V
Automotive Standard	AEC-Q101
Maximum Power Dissipation Pd	300mW
Maximum DC Collector Current Idc	500mA
Transistor Configuration	Single
Maximum Transition Frequency ft	100MHz

Key Features

Supports a maximum DC collector current of 500 mA.
Maximum collector-emitter voltage rating of 45 V.
Minimum DC current gain (hFE) of 250 ensures effective amplification.
Compact 3-pin SOT-23 surface mount package ideal for low-power applications.
Automotive qualified to AEC-Q101 standard, ensuring reliability in automotive environments.
Maximum power dissipation is 300 mW for safe operation within thermal limits.
Maximum operating temperature up to 150°C supports high-temperature environments.
Used for ESD, polarity reversal, data line, and inductive load protection.

Product Description

onsemi BC817-40LT1G is an NPN bipolar transistor designed for general purpose linear and switching applications. Housed in a compact 3-pin SOT-23 surface mount package, it is well-suited for low power electronic circuits and devices requiring surface mount components.

This transistor supports a maximum DC collector current of 500 mA and a maximum collector-emitter voltage of 45 V, making it ideal for a variety of semiconductor applications. It features a minimum DC current gain (hFE) of 250 and a maximum power dissipation rating of 300 mW, allowing efficient and reliable performance under load.

Qualified to the automotive standard AEC-Q101, BC817-40LT1G is suitable for automotive and industrial environments, with a maximum operating temperature of 150°C. The transistor configuration is single NPN with 3 pins suitable for surface mounting, supporting applications like ESD protection, polarity reversal prevention, data line safeguarding, inductive load handling, and steering logic functions.

The physical dimensions measure 3.04 mm in length, 2.64 mm in height, and 1.11 mm in width, fitting compact circuit board designs. Maximum DC Collector Current: 500 mA. Maximum Collector-Emitter Voltage: 45 V. Minimum DC Current Gain (hFE): 250.

Package Type: 3-pin SOT-23 surface mount. Maximum Power Dissipation: 300 mW. Automotive Standard: AEC-Q101 qualified. Maximum Operating Temperature: 150°C. Applications include ESD and polarity protection, and inductive load management.

Compact dimensions for space-saving PCB design.

The transistor is manufactured in the Czech Republic, ensuring adherence to quality manufacturing practices and operational reliability. It is a preferred choice for a broad range of industrial, automotive, and electronic applications requiring a dependable low-power NPN transistor.

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