All Sections: tu

1. Low-power PWM circuit is simple, inexpensive
   Anthony Smith
   Circuits Texas Instruments SN74HC14
   .. proportion to V I . Figure 2 shows the relationship between V C , which is the voltage on C 1 , and the output waveform. V TU and V TL are the upper and lower thresholds of the Schmitt inverter, V H is the Schmitt trigger's hysteresis, and ...
   Nov 29, 2024

2. Single cell flashes white LED
   Anthony Smith
   Circuits
   .. B1 , eventually exceeds the quiescent level of V B2 (roughly equal to the Schmitt trigger's upper threshold voltage, V TU ), causing Q 1 to turn on and Q 2 to turn off. At this point, Q 3 also turns off, thereby disabling the booster ...
   Sep 26, 2023

3. TIP117TU — Datasheet ON Semiconductor
   Datasheets ON Semiconductor TIP117TU
   NPN Epitaxial Silicon Darlington Transistor The Darlington Bipolar Power Transistor is designed for general purpose amplifier and low speed switching applications. The TIP110, TIP111, TIP112 (NPN); TIP115, TIP116, TIP117 (PNP) are complementary ...
   Oct 27, 2022
4. TIP116TU — Datasheet ON Semiconductor
   Datasheets ON Semiconductor TIP116TU
   NPN Epitaxial Silicon Darlington Transistor The Darlington Bipolar Power Transistor is designed for general purpose amplifier and low speed switching applications. The TIP110, TIP111, TIP112 (NPN); TIP115, TIP116, TIP117 (PNP) are complementary ...
   Oct 27, 2022
5. TIP115TU — Datasheet ON Semiconductor
   Datasheets ON Semiconductor TIP115TU
   NPN Epitaxial Silicon Darlington Transistor The Darlington Bipolar Power Transistor is designed for general purpose amplifier and low speed switching applications. The TIP110, TIP111, TIP112 (NPN); TIP115, TIP116, TIP117 (PNP) are complementary ...
   Oct 27, 2022
6. TIP111TU — Datasheet ON Semiconductor
   Datasheets ON Semiconductor TIP111TU
   NPN Epitaxial Silicon Darlington Transistor The Darlington Bipolar Power Transistor is designed for general purpose amplifier and low speed switching applications. The TIP110, TIP111, TIP112 (NPN); TIP115, TIP116, TIP117 (PNP) are complementary ...
   Oct 27, 2022
7. TIP110TU — Datasheet ON Semiconductor
   Datasheets ON Semiconductor TIP110TU
   NPN Epitaxial Silicon Darlington Transistor The Darlington Bipolar Power Transistor is designed for general purpose amplifier and low speed switching applications. The TIP110, TIP111, TIP112 (NPN); TIP115, TIP116, TIP117 (PNP) are complementary ...
   Oct 27, 2022
8. TIP112TU — Datasheet ON Semiconductor
   Datasheets ON Semiconductor TIP112TU
   NPN Epitaxial Silicon Darlington Transistor The Darlington Bipolar Power Transistor is designed for general purpose amplifier and low speed switching applications. The TIP110, TIP111, TIP112 (NPN); TIP115, TIP116, TIP117 (PNP) are complementary ...
   Oct 27, 2022
9. Inexpensive Self-Resetting Circuit Breaker Requires Few Parts
   Anthony Smith
   Circuits Microchip 2N7002
   .. rapidly charges C 1 . The input voltage now quickly rises toward the Schmitt inverter’s upper threshold voltage, V TU , at which point IC 1 ’s output goes low, turning off Q 3 and Q 2 . The load current now falls to 0 A and the ...
   Feb 27, 2022
10. Resistor network extends Schmitt trigger's reach
    Anthony Smith
    Articles Texas Instruments CD74HC14
    .. follows: where V S is the supply voltage; V P and V N are the required upper and lower V IN thresholds, respectively; and V TU and V TL are the Schmitt trigger's upper and lower switching thresholds. By measuring V TU and V TL for a given ...
    Oct 29, 2021

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