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TPS2559DRCR
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TPS2559DRCR

Product Overview

Category

The TPS2559DRCR belongs to the category of power management integrated circuits (PMICs).

Use

It is primarily used for power distribution and protection in electronic systems.

Characteristics

  • The TPS2559DRCR is a high-current, adjustable current-limited power-distribution switch.
  • It offers a wide input voltage range and low on-resistance.
  • The device provides overcurrent protection and thermal shutdown features.
  • It has an adjustable current limit and undervoltage lockout functionality.

Package

The TPS2559DRCR is available in a small 10-pin VSON package.

Essence

The essence of the TPS2559DRCR lies in its ability to efficiently distribute and protect power in electronic systems.

Packaging/Quantity

The TPS2559DRCR is typically sold in reels, with 2500 units per reel.

Specifications

  • Input Voltage Range: 2.7V to 18V
  • Adjustable Current Limit Range: 0.5A to 3.5A
  • On-Resistance: 30mΩ (typical)
  • Operating Temperature Range: -40°C to +85°C
  • Quiescent Current: 1µA (typical)

Detailed Pin Configuration

The TPS2559DRCR has the following pin configuration:

  1. EN (Enable)
  2. IN (Input Voltage)
  3. GND (Ground)
  4. PG (Power Good)
  5. FLT (Fault)
  6. ILIM (Current Limit)
  7. FB (Feedback)
  8. NC (No Connection)
  9. OUT (Output Voltage)
  10. OUT (Output Voltage)

Functional Features

  • Adjustable current limit allows flexibility in power distribution.
  • Overcurrent protection safeguards against excessive current flow.
  • Thermal shutdown prevents overheating of the device.
  • Undervoltage lockout ensures proper operation under low voltage conditions.

Advantages and Disadvantages

Advantages

  • Wide input voltage range allows compatibility with various systems.
  • Low on-resistance minimizes power loss.
  • Adjustable current limit offers flexibility in power management.
  • Overcurrent protection enhances system reliability.
  • Thermal shutdown prevents damage due to excessive heat.

Disadvantages

  • Limited output current capacity may not be suitable for high-power applications.
  • The small package size may pose challenges during assembly and soldering.

Working Principles

The TPS2559DRCR operates by monitoring the input voltage and current. It limits the output current based on the set current limit value. If the current exceeds the limit, the device triggers the overcurrent protection feature, which shuts down the output. Additionally, the thermal shutdown feature activates if the temperature exceeds a certain threshold, preventing damage to the device.

Detailed Application Field Plans

The TPS2559DRCR finds application in various electronic systems, including but not limited to: - Portable devices - Battery-powered systems - Industrial automation - Automotive electronics - Power distribution units

Detailed and Complete Alternative Models

  1. TPS2559DRVR
  2. TPS2559QDRVR
  3. TPS2559QDRVT
  4. TPS2559QDRVRQ1

These alternative models offer similar functionality and characteristics to the TPS2559DRCR, providing options for different design requirements.

In conclusion, the TPS2559DRCR is a versatile power management integrated circuit that offers adjustable current limiting, overcurrent protection, and thermal shutdown features. Its wide input voltage range and low on-resistance make it suitable for various electronic systems. However, its limited output current capacity and small package size should be considered for specific applications.

Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af TPS2559DRCR i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of TPS2559DRCR in technical solutions:

  1. Q: What is the TPS2559DRCR? A: The TPS2559DRCR is a power distribution switch with an integrated current-limiting feature, commonly used in electronic circuits.

  2. Q: What is the maximum input voltage supported by the TPS2559DRCR? A: The TPS2559DRCR can handle input voltages up to 18V.

  3. Q: How much current can the TPS2559DRCR switch handle? A: The TPS2559DRCR can handle a maximum continuous current of 1.5A.

  4. Q: Can the TPS2559DRCR be used for reverse polarity protection? A: Yes, the TPS2559DRCR has built-in reverse polarity protection to safeguard against incorrect battery connections.

  5. Q: Is the TPS2559DRCR suitable for automotive applications? A: Yes, the TPS2559DRCR is designed to meet the requirements of automotive applications, including load dump protection.

  6. Q: Does the TPS2559DRCR have thermal shutdown protection? A: Yes, the TPS2559DRCR includes thermal shutdown protection to prevent overheating.

  7. Q: Can the TPS2559DRCR be used in battery-powered devices? A: Yes, the TPS2559DRCR is commonly used in battery-powered devices to control power distribution and protect against overcurrent conditions.

  8. Q: What is the typical quiescent current of the TPS2559DRCR? A: The typical quiescent current of the TPS2559DRCR is around 20µA.

  9. Q: Does the TPS2559DRCR have an enable pin for controlling the switch? A: Yes, the TPS2559DRCR has an enable pin that can be used to turn the switch on or off.

  10. Q: Can multiple TPS2559DRCR devices be connected in parallel for higher current handling? A: Yes, multiple TPS2559DRCR devices can be connected in parallel to increase the overall current handling capability.