Texas Instruments
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TMP236A4DBZR
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TMP236A4DBZR

Product Overview

Category: Integrated Circuit
Use: Voltage Regulator
Characteristics: Low dropout, high accuracy
Package: SOT-23
Essence: Regulates voltage with minimal dropout
Packaging/Quantity: Tape and Reel, 3000 units

Specifications

  • Input Voltage Range: 2.5V to 6.5V
  • Output Voltage Range: 1.2V to 5.5V
  • Dropout Voltage: 150mV at 100mA
  • Accuracy: ±2%
  • Quiescent Current: 75µA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN (Input Voltage)
  2. GND (Ground)
  3. VOUT (Output Voltage)

Functional Features

  • Low dropout voltage
  • High accuracy over line and load variations
  • Low quiescent current
  • Thermal shutdown protection
  • Short-circuit current limit

Advantages and Disadvantages

Advantages: - Wide input voltage range - Small package size - Low dropout voltage

Disadvantages: - Limited output current capability - Higher cost compared to traditional linear regulators

Working Principles

The TMP236A4DBZR is a low dropout voltage regulator that maintains a stable output voltage even when the input voltage is only slightly higher than the desired output voltage. It achieves this by utilizing a PNP pass transistor to minimize the dropout voltage.

Detailed Application Field Plans

The TMP236A4DBZR is suitable for various battery-powered applications where a stable voltage supply is required, such as portable electronics, IoT devices, and battery-powered sensors. Its low dropout voltage and low quiescent current make it ideal for extending battery life in these applications.

Detailed and Complete Alternative Models

  • LM1117: Similar low dropout voltage regulator with adjustable output voltage
  • XC6206: Low dropout voltage regulator with ultra-low quiescent current

In conclusion, the TMP236A4DBZR is a versatile voltage regulator with low dropout and high accuracy, making it suitable for a wide range of battery-powered applications. While it has limitations in terms of output current capability and cost, its performance and small package size make it a compelling choice for many designs.

Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням TMP236A4DBZR у технічних рішеннях

  1. What is the operating temperature range of TMP236A4DBZR?

    • The operating temperature range of TMP236A4DBZR is -40°C to 125°C.

  2. What is the supply voltage range for TMP236A4DBZR?

    • The supply voltage range for TMP236A4DBZR is 2.7V to 5.5V.

  3. How accurate is TMP236A4DBZR in measuring temperature?

    • TMP236A4DBZR has an accuracy of ±0.5°C (maximum) from -10°C to 85°C.

  4. What is the output format of TMP236A4DBZR?

    • TMP236A4DBZR provides a digital output in 12-bit resolution.

  5. Can TMP236A4DBZR be used in battery-powered applications?

    • Yes, TMP236A4DBZR's low supply voltage range makes it suitable for battery-powered applications.

  6. Does TMP236A4DBZR require calibration?

    • No, TMP236A4DBZR is factory-calibrated and does not require additional calibration.

  7. What is the interface protocol for communicating with TMP236A4DBZR?

    • TMP236A4DBZR uses the I2C interface for communication with other devices.

  8. Is TMP236A4DBZR suitable for industrial applications?

    • Yes, TMP236A4DBZR is designed for industrial applications due to its wide operating temperature range.

  9. Can TMP236A4DBZR be used in automotive systems?

    • Yes, TMP236A4DBZR is AEC-Q100 qualified, making it suitable for automotive applications.

  10. What are the typical applications for TMP236A4DBZR?

    • TMP236A4DBZR is commonly used in HVAC systems, industrial equipment, consumer electronics, and automotive systems for temperature sensing and control.