Shipping Option

  • 1. Standard shipping(Free):
  • USPS First Class Standard mail
  • -. Small Envelope Mail for small items Without Tracking. (Est. delivery: 4 -  5 business days)
  • -. Non-Machinable Bubble Envelope Mail with IMB Code but Without Tracking.  (Est. delivery: 4 - 8 business days)
  •  ** Any order from outside U.S. must choose a shipping option #2 or #3 below for their order to be delivered . **
  • ** Cualquier pedido desde fuera de EE. UU. debe elegir una opción de envío n.° 2 o n.° 3 a continuación para que se entregue su pedido. **
  •  
  • 2. Optional Ebay discount shipping #2 ($5.95):
  • USPS ground advantage (*** small bubble envelope ***) With Tracking.  (Est. delivery: 2 - 5 business days)
  •  
  • 3. Optional Ebay discount shipping #3 ($10.45):
  • USPS Priority Mail Small Flat Rate Box With Tracking.(Est. delivery: 2 - 3 business days)
  •  
  •  *** No international shipping either directly or indirectly with the Standard shipping above *** 
  • *** No se realizan envíos internacionales ni directa ni indirectamente con el envío estándar anterior ***
  • ===============================================================================

    The 2SA1015 and 2SC1815 are complementary PNP (2SA1015) and NPN (2SC1815) transistors, commonly used in low-power applications. Here’s a breakdown of their typical uses:

    1. General Purpose Amplification:

    2. Switching Circuits:

    3. Low-Power Signal Processing:

    4. Sensor Interfaces:

    5. Pulse Circuits:

    6. Signal Switching in Low-Power Devices:

    Summary:

    The 2SA1015 and 2SC1815 are versatile small-signal transistors that are ideal for low-power amplificationswitching circuitssensor interfacing, and signal processing. Their compact size and efficiency make them suitable for various consumer electronics, communication systems, and low-power applications.