Microchip Technology
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
TC962CPA
Zobrazit detail DataSheets

TC962CPA

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Voltage Converter
  • Characteristics: Low-power, High-efficiency
  • Package: PDIP (Plastic Dual In-Line Package)
  • Essence: Monolithic CMOS Voltage Converter
  • Packaging/Quantity: Tube/50 pieces per tube

Specifications

  • Input Voltage Range: 1.5V to 16V
  • Output Voltage Range: -1.5V to -16V
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 120µA (typical)
  • Switching Frequency: 10kHz (typical)
  • Output Current: Up to 100mA

Detailed Pin Configuration

The TC962CPA has a total of 8 pins:

  1. VDD: Positive Power Supply
  2. GND: Ground
  3. OSC: Oscillator Timing Capacitor
  4. VIN: Input Voltage
  5. VOUT: Output Voltage
  6. SW: Switching Node
  7. FB: Feedback Pin
  8. EN: Enable Pin

Functional Features

  • Voltage Conversion: Converts input voltage to a negative output voltage.
  • Low Quiescent Current: Consumes minimal power when not switching.
  • High Efficiency: Provides efficient voltage conversion with low power loss.
  • Enable Pin: Allows for easy control of the converter's operation.

Advantages and Disadvantages

Advantages: - Low power consumption - Compact size - Wide input voltage range - High efficiency

Disadvantages: - Limited output current capacity - Requires external timing capacitor

Working Principles

The TC962CPA is a monolithic CMOS voltage converter that utilizes an internal oscillator to generate a negative output voltage. It operates by charging and discharging an external timing capacitor connected to the OSC pin. The converter switches between two states, transferring energy from the input to the output during each cycle.

Detailed Application Field Plans

The TC962CPA is commonly used in various applications, including:

  1. Battery-Powered Devices: Provides a negative voltage supply for low-power circuits.
  2. LCD Displays: Generates the required negative bias voltage for driving the display.
  3. Audio Amplifiers: Supplies a negative rail for audio amplification circuits.
  4. Sensor Interfaces: Enables the use of negative voltage references for accurate measurements.

Detailed and Complete Alternative Models

  1. MAX660CPA: Monolithic CMOS Voltage Converter with similar specifications.
  2. ICL7660CPA: CMOS Voltage Converter with integrated charge pump.
  3. LT1054CP: Switched-Capacitor Voltage Converter with higher output current capability.

Please note that these alternative models may have slight differences in specifications and pin configuration compared to the TC962CPA.

Word count: 305 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TC962CPA v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TC962CPA in technical solutions:

  1. Q: What is TC962CPA? A: TC962CPA is a voltage level translator and dual CMOS driver IC.

  2. Q: What is the operating voltage range of TC962CPA? A: The operating voltage range of TC962CPA is typically between 4.5V and 16V.

  3. Q: Can TC962CPA be used for bidirectional level translation? A: No, TC962CPA is a unidirectional level translator and can only translate signals from one voltage level to another.

  4. Q: What is the maximum output current of TC962CPA? A: The maximum output current of TC962CPA is typically around 100mA.

  5. Q: Can TC962CPA be used with both TTL and CMOS logic levels? A: Yes, TC962CPA is compatible with both TTL and CMOS logic levels.

  6. Q: Does TC962CPA require external pull-up or pull-down resistors? A: Yes, TC962CPA requires external pull-up or pull-down resistors to set the desired logic levels.

  7. Q: What is the propagation delay of TC962CPA? A: The propagation delay of TC962CPA is typically around 50ns.

  8. Q: Can TC962CPA be used in high-speed applications? A: TC962CPA is not specifically designed for high-speed applications, but it can be used in moderate-speed applications.

  9. Q: Is TC962CPA suitable for voltage level shifting in I2C communication? A: Yes, TC962CPA can be used for voltage level shifting in I2C communication.

  10. Q: What is the package type of TC962CPA? A: TC962CPA is available in an 8-pin PDIP (Plastic Dual In-line Package) or SOIC (Small Outline Integrated Circuit) package.

Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.