What is the MMBT3904LT1 used for?

It is commonly used in signal amplification, logic-level switching, and driving small loads in electronic circuits.

What should engineers review before using the MMBT3904LT1?

Review the power dissipation limits (250mW) and ensure the operating temperature range (-65°C to +150°C) meets your environmental requirements.

What are the key specifications of the MMBT3904LT1?

Key specs include a 40V VCEO, 200mA peak collector current, 300MHz transition frequency, and a DC current gain (hFE) of 100-300.

What should sourcing teams check before buying MMBT3904LT1?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: Low; readiness: easy.

What is the pinout of MMBT3904LT1?

Use the MMBT3904LT1 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about MMBT3904LT1 pinout to locate pins, power rails, and interface signals before layout.

MMBT3904LT1 Datasheet, Specs, Alternatives & ECAD | Luguang Electronic Technology Co., Ltd.

AI summary

The MMBT3904LT1 is a general-purpose NPN BJT transistor in a SOT-23 package, suitable for small-signal switching and amplification.

Best for

General-purpose switching
Small-signal amplification

Avoid if

High-power switching applications exceeding 250mW

Check before use

Thermal management in high-density layouts

Key specifications

VCEO: 40 V
IC (Continuous): 100 mA
hFE: 100-300
fT: 300 MHz

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

General SwitchingAmplification

Datasheet

8c7be1c527806efe643935cd90b609f8_1912111437_LGE-MMBT3904LT1_C402272.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for MMBT3904LT1: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

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PCB Footprint

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3D Model

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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is an NPN epitaxial planar switching transistor designed for general-purpose amplification and switching.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the MMBT3904LT1?+×

What is the MMBT3904LT1 used for?+×

What should engineers review before using the MMBT3904LT1?+×

What are the key specifications of the MMBT3904LT1?+×

What should sourcing teams check before buying MMBT3904LT1?+×

What is the pinout of MMBT3904LT1?+×