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TEA1721BT/N1,118
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TEA1721BT/N1,118

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Standby Power Consumption
  • Package: SOT669-1 (PowerSO-12)
  • Essence: Switched Mode Power Supply Controller
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 8V to 38V
  • Output Voltage Range: 5V to 24V
  • Maximum Output Current: 2.5A
  • Frequency Range: 50kHz to 500kHz
  • Operating Temperature Range: -40°C to +150°C

Detailed Pin Configuration

The TEA1721BT/N1,118 IC has the following pin configuration:

  1. VCC: Power supply input
  2. GND: Ground reference
  3. FB: Feedback pin for output voltage regulation
  4. CS: Current sense input for current limiting
  5. COMP: Compensation pin for stability control
  6. SS: Soft-start pin for controlled startup
  7. EN: Enable pin for turning on/off the IC
  8. VREF: Reference voltage output
  9. VSENSE: Voltage sense input for feedback loop
  10. VDD: Internal supply voltage
  11. HV: High-voltage pin for power MOSFET
  12. LX: Switching node for power MOSFET

Functional Features

  • Wide input voltage range allows for versatile applications
  • High efficiency ensures minimal power loss
  • Low standby power consumption reduces energy waste
  • Integrated protection features such as overvoltage and overcurrent protection
  • Soft-start function enables controlled startup and prevents inrush current

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings - Wide input voltage range provides flexibility in various applications - Integrated protection features enhance system reliability

Disadvantages: - Limited maximum output current may restrict certain high-power applications - Operating temperature range might not be suitable for extreme environments

Working Principles

The TEA1721BT/N1,118 is a switched mode power supply controller that regulates the output voltage based on the feedback received from the FB pin. It utilizes a high-voltage power MOSFET to efficiently convert the input voltage to the desired output voltage. The IC incorporates various control mechanisms to ensure stable and reliable operation.

Detailed Application Field Plans

The TEA1721BT/N1,118 IC can be used in a wide range of applications, including but not limited to: - Power adapters - LED lighting systems - Industrial automation equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

  • TEA1721BT/N1,112
  • TEA1721BT/N1,115
  • TEA1721BT/N1,116
  • TEA1721BT/N1,117

These alternative models offer similar functionality and specifications, providing options for different requirements and preferences.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi TEA1721BT/N1,118 dalam penyelesaian teknikal

  1. What is the maximum input voltage for TEA1721BT/N1,118?
    - The maximum input voltage for TEA1721BT/N1,118 is 700V.

  2. What is the typical standby power consumption of TEA1721BT/N1,118?
    - The typical standby power consumption of TEA1721BT/N1,118 is less than 30mW.

  3. Can TEA1721BT/N1,118 be used in flyback converter designs?
    - Yes, TEA1721BT/N1,118 can be used in flyback converter designs.

  4. What is the maximum output power that TEA1721BT/N1,118 can handle?
    - TEA1721BT/N1,118 can handle a maximum output power of 15W.

  5. Is TEA1721BT/N1,118 suitable for LED driver applications?
    - Yes, TEA1721BT/N1,118 is suitable for LED driver applications.

  6. What is the operating frequency range of TEA1721BT/N1,118?
    - The operating frequency range of TEA1721BT/N1,118 is 25kHz to 150kHz.

  7. Can TEA1721BT/N1,118 operate in a wide temperature range?
    - Yes, TEA1721BT/N1,118 can operate in a wide temperature range from -40°C to 150°C.

  8. Does TEA1721BT/N1,118 have built-in overvoltage protection?
    - Yes, TEA1721BT/N1,118 has built-in overvoltage protection.

  9. What type of package does TEA1721BT/N1,118 come in?
    - TEA1721BT/N1,118 comes in a small outline package (SOT223).

  10. Is there an evaluation board available for TEA1721BT/N1,118?
    - Yes, an evaluation board is available for TEA1721BT/N1,118.