100PCS DTC144E NPN Digital Transistor SOT-346 SOT-323 SOT-416
100PCS DTC144E NPN Digital Transistor SOT-346 SOT-323 SOT-416
100PCS DTC144E Series NPN Digital Transistors – SOT-346 / SOT-323 / SOT-416 / SC-75A
Stock up your electronics workbench with this bulk pack of 100 DTC144E series NPN digital transistors. Compatible with multiple package variants — including DTC144EKA (T146), DTC144EUA (T106), and DTC144EE (TL) — these transistors are ideal for signal switching, digital logic interfacing, and general-purpose circuit design. Their compact SMD footprints (SOT-346, SOT-323, SOT-416, SC-75A) make them perfectly suited for high-density PCB layouts.
Key Features
- Bulk Quantity: 100 pieces per lot — great value for prototyping, repair, and production runs
- Multiple Package Options: SOT-346, SOT-323, SOT-416, SC-75A for flexible PCB design
- NPN Digital Transistor: Built-in bias resistors eliminate the need for external resistors, simplifying circuit design
- Compact SMD Form Factor: Ideal for space-constrained, high-density PCB applications
- Reliable Performance: Consistent electrical characteristics across the entire 100-piece lot
- Wide Compatibility: Drop-in replacement across DTC144EKA, DTC144EUA, and DTC144EE variants
- Made in Mainland China
Specifications
- Type: NPN Digital Transistor (with built-in bias resistors)
- Part Numbers: DTC144EKA (T146), DTC144EUA (T106), DTC144EE (TL)
- Package: SOT-346 / SOT-323 / SOT-416 / SC-75A
- Quantity: 100 PCS per lot
- Origin: Made in Mainland China
Who Is This For?
These DTC144E transistors are a go-to choice for electronics engineers, hobbyists, students, and repair technicians who need a reliable supply of small-signal NPN transistors in compact SMD packages. Whether you're building switching circuits, digital interfaces, or logic-level controllers, this bulk lot keeps your component tray stocked and ready.
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Frequently Asked Questions
Q: What is the difference between DTC144EKA, DTC144EUA, and DTC144EE transistors?
A: The DTC144EKA (T146), DTC144EUA (T106), and DTC144EE (TL) are all NPN digital transistors from the DTC144E family with equivalent electrical characteristics. The primary difference is their package format — SOT-346, SOT-323, SOT-416, or SC-75A — which determines their physical footprint on a PCB. All variants feature built-in bias resistors for simplified circuit design.
Q: Are these DTC144E transistors suitable for SMD / surface-mount PCB assembly?
A: Yes. All variants in this 100-piece lot — SOT-346, SOT-323, SOT-416, and SC-75A — are surface-mount device (SMD) packages, making them ideal for automated pick-and-place assembly as well as hand soldering on compact PCB layouts.
Q: Do I receive all three package types in one lot, or is it one specific variant?
A: This listing covers the DTC144E series across the listed package variants. Please check the specific variant selected at checkout (e.g., DTC144EKA / SOT-346, DTC144EUA / SOT-323, or DTC144EE / SOT-416) to confirm the exact package type included in your 100-piece lot.