Toshiba Semiconductor and Storage
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TB62747AFNAG,EL
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TB62747AFNAG,EL

Product Overview

  • Category: Integrated Circuit
  • Use: LED Driver
  • Characteristics: High voltage, constant current sink driver
  • Package: SOP (Small Outline Package)
  • Essence: Efficiently drives and controls LEDs
  • Packaging/Quantity: Tape and Reel, 2,500 units per reel

Specifications

  • Input Voltage: 3.3V to 5.5V
  • Output Voltage: 17V to 50V
  • Output Current: Up to 120mA
  • Number of Channels: 16
  • Operating Temperature: -40°C to +85°C

Detailed Pin Configuration

The TB62747AFNAG,EL has a total of 24 pins. The pin configuration is as follows:

  1. VDD
  2. GND
  3. OUT0
  4. OUT1
  5. OUT2
  6. OUT3
  7. OUT4
  8. OUT5
  9. OUT6
  10. OUT7
  11. OUT8
  12. OUT9
  13. OUT10
  14. OUT11
  15. OUT12
  16. OUT13
  17. OUT14
  18. OUT15
  19. OE
  20. CLK
  21. LE
  22. SIN
  23. SOUT
  24. NC

Functional Features

  • High voltage output capability for driving LEDs in series
  • Constant current sink driver for accurate LED brightness control
  • Serial data input for easy control and programming
  • Built-in shift register for cascading multiple devices
  • Output enable pin for power-saving mode
  • Latch enable pin for synchronized data transfer

Advantages and Disadvantages

Advantages

  • High voltage output allows driving multiple LEDs in series, reducing the number of external components
  • Constant current sink ensures consistent brightness across LEDs
  • Serial data input simplifies control and programming
  • Cascading capability enables driving large LED arrays with minimal effort

Disadvantages

  • Limited output current may not be suitable for high-power LED applications
  • Requires an external microcontroller or host device for control and data input

Working Principles

The TB62747AFNAG,EL is designed to efficiently drive and control LEDs. It operates by receiving serial data input from a microcontroller or host device. The received data is then shifted into the internal shift register, which controls the state of each output channel. The constant current sink driver ensures that the LEDs connected to the outputs receive a consistent current, resulting in uniform brightness.

Detailed Application Field Plans

The TB62747AFNAG,EL is commonly used in various applications where LED driving is required. Some of the potential application fields include:

  1. LED displays and signage
  2. Automotive lighting systems
  3. Backlighting for LCD panels
  4. Decorative lighting
  5. Industrial control panels

Detailed and Complete Alternative Models

  • TB62746AFG,EL
  • TB62748AFG,EL
  • TB62749AFG,EL
  • TB62750AFG,EL
  • TB62751AFG,EL
  • TB62752AFG,EL
  • TB62753AFG,EL
  • TB62754AFG,EL
  • TB62755AFG,EL
  • TB62756AFG,EL

These alternative models offer similar functionality and can be considered as alternatives to the TB62747AFNAG,EL.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von TB62747AFNAG,EL in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of TB62747AFNAG,EL in technical solutions:

1. What is TB62747AFNAG,EL? - TB62747AFNAG,EL is a specific model of LED driver IC (Integrated Circuit) manufactured by Toshiba. It is designed to drive multiple LEDs in various applications.

2. What is the maximum number of LEDs that can be driven by TB62747AFNAG,EL? - TB62747AFNAG,EL can drive up to 16 LEDs simultaneously.

3. What is the input voltage range supported by TB62747AFNAG,EL? - The input voltage range supported by TB62747AFNAG,EL is typically between 3.0V and 5.5V.

4. Can TB62747AFNAG,EL handle different LED colors? - Yes, TB62747AFNAG,EL can handle different LED colors as long as the forward voltage of the LEDs falls within the specified operating range.

5. Does TB62747AFNAG,EL support dimming or brightness control? - Yes, TB62747AFNAG,EL supports PWM (Pulse Width Modulation) dimming, allowing for brightness control of the connected LEDs.

6. What is the maximum current output per channel of TB62747AFNAG,EL? - The maximum current output per channel of TB62747AFNAG,EL is typically around 60mA.

7. Can TB62747AFNAG,EL be used in automotive applications? - Yes, TB62747AFNAG,EL is suitable for automotive applications as it can operate within the required temperature range and withstand automotive electrical conditions.

8. Is TB62747AFNAG,EL compatible with both through-hole and surface mount LED packages? - Yes, TB62747AFNAG,EL is compatible with both through-hole and surface mount LED packages.

9. Does TB62747AFNAG,EL have built-in protection features? - Yes, TB62747AFNAG,EL has built-in protection features such as thermal shutdown, overcurrent protection, and open/short detection.

10. What are some typical applications of TB62747AFNAG,EL? - Some typical applications of TB62747AFNAG,EL include LED displays, LED signs, automotive lighting, backlighting for LCD panels, and general-purpose LED driving circuits.

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