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Showing 13 results View by: Thread Post Sort by
  • LM1815: LM1815

    rajeshkumar Kallur
    rajeshkumar Kallur
    Part Number: LM1815 Hi Team, As we are using this chip in our design, We need some Technical clarification. 1.In the datasheet Page 2, electrical characteristic data is provided for VCC 10V typical. Can you please provide the electrical characteristic…
    • over 1 year ago
    • Sensors
    • Sensors forum
  • LM1815: LM1815

    rajeshkumar Kallur
    rajeshkumar Kallur
    TI Thinks Resolved
    Part Number: LM1815 Hi Team, As we re using the LM1815 in our design. As per the datasheet Vout(High) is Minimum is 7.5 Typical is 8.6. We are supplying the Vcc pin with the 3.3V. Operating in the MODE 2. If we supply Vcc pin with the 3.3V, then what…
    • over 1 year ago
    • Sensors
    • Sensors forum
  • RE: LM1815: At Mode 2 (Pin 5 connected to +V) is the adaptive threshold active or is the armed trigger level fixed to 200mV?

    Ren Schackmann
    Ren Schackmann
    It's an analog circuit, so it will change it's operation. However, there is a concern that there could be unwanted behavior or glitching during the switch. Additionally, Mode 1 relies on an open circuit. Depending on how you drive the pin to make the…
    • 7 months ago
    • Sensors
    • Sensors forum
  • LM1815: Supply Voltage clarification

    rajeshkumar Kallur
    rajeshkumar Kallur
    Part Number: LM1815 Hi Team, As we are using LM1815 part in our design, We have small doubt regarding the supply line. At present we are operating with 1. 3.3V to Vcc pin. 2. Input signal to the Vin pin is between +/-0.6V to +/- 15V. 3. Frequency of the…
    • over 1 year ago
    • Sensors
    • Sensors forum
  • LM1815: LM1815: Clarification

    Murugesan Arumugam
    Murugesan Arumugam
    TI Thinks Resolved
    Part Number: LM1815 We are using LM1815 in our design for Tachometer sensing. We need clarification on operating voltage because both “normal operating voltage range” and “absolute Maximum of supply voltage” is mentioned as 12V…
    • over 2 years ago
    • Sensors
    • Sensors forum
  • LM1815: pin 10 is not ensured to drive TTL load

    Jonathan Navor
    Jonathan Navor
    TI Thinks Resolved
    Part Number: LM1815 Hi Team, We need to ask your assistance to check our customer's schematic design. Customer's inquiry below: Regarding LM1815 IC, I have some doubts In page no. 9 of datasheet, it is given that pin 10 is not ensured to drive…
    • over 4 years ago
    • Sensors
    • Sensors forum
  • Answered
  • LM1815: Output rage of the IC is +V to -5V square wave for sine wave input

    Santhosh Kumar S
    Santhosh Kumar S
    Resolved
    Part Number: LM1815 Hello everyone, I am using LM1815 Sensor amplifier in my design. I am inputting a 50Hz sine wave of 2.7Vpp and getting square wave output of 50 Hz, 2.7Vpp. Output is changing from -ve to +ve. I should get Pulses ranging from 0 to 3…
    • Resolved
    • over 4 years ago
    • Sensors
    • Sensors forum
  • TINA/Spice/LM1815: Regarding usage of LM1815 for measuring100mvpp- 260vpp range

    Sunil Kumar45
    Sunil Kumar45
    TI Thinks Resolved
    Part Number: LM1815 Other Parts Discussed in Thread: TINA-TI , Tool/software: TINA-TI or Spice Models Hello TI team We are planning to use LM1815 part for measuring motor speed. We are unable to locate spice model, could you help in locating same. adding…
    • over 6 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • Answered
  • OPA170-Q1: discrete solution to replace LM1815

    Kevin Wen
    Kevin Wen
    Resolved
    Part Number: OPA170-Q1 Other Parts Discussed in Thread: LM1815 , OPA170 , OPA191 , LM2902 Hi team, my customer is looking for a automotive discrete solution to achieve same function as LM1815, would you please help to provide a solution? is OPA170-Q1 suitable…
    • Resolved
    • over 6 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • LM1815: Default one-shot timing

    Ragulan Kandiah
    Ragulan Kandiah
    Resolved
    Part Number: LM1815 Hi, I am referring to LM1815 Rev F of the datasheet found here . If I connect pin 14 to ground, will it disable the one-shot trigger shown in Figure 17? And the output at pin 12 will align to negative and positive going VR input signals…
    • Resolved
    • over 6 years ago
    • Amplifiers
    • Amplifiers forum
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