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Name: TLC5928PWPR
Brand: Texas Instruments
SKU: TLC5928PWPR
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments TLC5928PWPR

Part No.:: TLC5928PWPR

Manufacturer:: Texas Instruments

Package:: 24-TSSOP (0.173, 4.40mm Width) Exposed Pad

Datasheet:: TLC5928PWPR.pdf

Description:: IC LED DRVR LINEAR 35MA 24HTSSOP

In Stock:: 3963

Quantity:: Add To Cart

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TLC5928PWPR Typical application Circuitry

TLC5928PWPR

The TLC5928PWPR is a specialized integrated circuit, functioning primarily as an LED driver.

TLC5928PWPR's Fundamental Role

The TLC5928PWPR operates as a constant-current LED sink driver, adept at managing and controlling multiple LEDs, thereby ensuring uniform brightness and efficient performance.

Application Realms

A common application for the TLC5928PWPR is in large LED displays, such as those used in advertising billboards or public information screens, where controlling numerous LEDs reliably is crucial.

Key Parameters

- Channel Output: Supports 16 channels, enabling control of up to 16 LEDs.

- Operating Voltage Range: Typically functions within a 3V to 5.5V range.

- Current Regulation: Offers constant current outputs for each channel.

- Communication Protocol: Utilizes a Serial Peripheral Interface (SPI) for data input.

Circuit Design: Billboard LED Control

1. Design Purpose:

- To construct an LED control circuit for a billboard display using the TLC5928PWPR.

2. Essential Components:

- TLC5928PWPR as the primary LED driver.

- Multiple LEDs for the billboard display.

- A microcontroller or SPI-compatible controller for signal input.

- A power source compatible with the TLC5928PWPR and the LEDs.

3. Detailed Circuit Assembly:

- Power Supply Connections: Attach TLC5928PWPR pin 24 (VCC) to the positive terminal of the power source and pin 13 (GND) to ground.

- LED Linking: Connect each LED to one of the output pins (pins 1-16).

- SPI Data Inputs: Connect pin 23 (SDI), pin 22 (CLK), and pin 21 (LE) to the corresponding SPI data, clock, and latch enable lines of the controller.

- Output Enable and Fault Detection: Optionally, connect pin 20 (OE) for output enable and pin 19 (ERR) for fault detection to the controller for enhanced control.

4. Circuit Considerations:

- Match the LEDs' forward voltage and current requirements with the TLC5928PWPR's specifications.

- Program the controller for SPI communication, ensuring correct data transmission to the TLC5928PWPR.

Design Factors

- Thermal Management: Crucial for the stability of the LEDs and the driver chip.

- Consistent Power Supply: Key for uniform brightness across the display.

- SPI Communication Integrity: Essential for accurate and reliable LED control.

The TLC5928PWPR, with its capability for multi-channel LED driving and constant-current output, is highly suitable for applications like large LED displays. This article provides a comprehensive understanding of the TLC5928PWPR's features and a detailed guide for designing an LED control circuit, emphasizing its utility in complex display systems.

TLC5928PWPR information

TLC5928PWPR Specifications

Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Linear
Topology:
Shift Register
InternalSwitch(s):
Yes
NumberofOutputs:
16
Voltage-Supply(Min):
3V
Voltage-Supply(Max):
5.5V
Voltage-Output:
17V
Current-Output/Channel:
35mA
Frequency:
35MHz
Dimming:
-
Applications:
-
OperatingTemperature:
-40°C ~ 85°C (TA)
MountingType:
Surface Mount

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6. What is the process for return or replacement of TLC5928PWPR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the TLC5928PWPR we delivered, we will accept the replacement or return of the TLC5928PWPR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of TLC5928PWPR.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

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