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TLC5916IPWR
+Lista de MateriaisIC LED DRVR LINEAR 120MA 16TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #TLC5916IPWR
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Especificações
| Atributo | Valor |
| Part Status | Active |
| Base Product Number | TLC5916 |
| Type | Linear |
| Topology | Shift Register |
| Internal Switch(s) | Yes |
| Number of Outputs | 8 |
| Voltage - Supply (Min) | 3V |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Output | 20V |
| Current - Output / Channel | 120mA |
| Frequency | 30MHz |
| Applications | Signage |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Package | 16-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 16-TSSOP |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Visão Geral
Description
Key features of the TLC5916IPWR include an 8-bit shift register, open-drain constant-current outputs, and adjustable output current via an external resistor. These capabilities allow for consistent brightness across all connected LEDs, regardless of variations in forward voltage. The device operates on a supply voltage range of 3V to 5.5V, making it compatible with a variety of digital systems.
The TLC5916IPWR is commonly used in applications like LED signage, display backlighting, and other areas requiring reliable LED control. Its high efficiency, thermal management, and simplification of circuit design make it a popular choice for engineers seeking to maintain consistent LED performance across their designs.
Equivalent
1. STMicroelectronics STP16NF06 - A similar constant current LED driver.
2. Maxim Integrated MAX7219 - An 8-digit LED display driver.
3. NXP PCA9633 - A 4-bit Fm+ I2C-bus controlled 4-bit LED driver.
4. ON Semiconductor CAT4016 - A 16-channel constant-current LED driver.
Ensure compatibility with your application, especially in terms of pin configuration and electrical characteristics.
Features
1. Current Sink Capability: It provides constant current sink for driving up to 8 LED outputs, ensuring uniform brightness.
2. Wide Operating Voltage: Supports a wide supply voltage range from 3 V to 5.5 V, suitable for various applications.
3. Low Power Consumption: Offers power-efficient operation, benefiting battery-powered devices.
4. Integrated Shift Register: Includes an 8-bit serial-in, parallel-out shift register for easy interfacing with microcontrollers.
5. Brightness Control: Allows for brightness adjustment via external resistors, providing flexibility in design.
6. Serial Data Communication: Uses SPI-compatible serial interface for data input, facilitating easy integration with digital systems.
7. Thermal Protection: Equipped with built-in thermal shutdown protection to prevent overheating.
8. Compact Package: Available in a compact TSSOP-16 package, saving space on circuit boards.
Overall, the TLC5916IPWR is ideal for applications requiring precise LED control such as display panels, signage, and general lighting systems.
Pinout
Here is a concise overview of its pin functions:
1. VCC: Power supply pin.
2. GND: Ground pin.
3. SDI (Serial Data Input): Accepts serial data for the shift register.
4. CLK (Clock Input): Shifts data in the register.
5. LE (Latch Enable): Latches data from the shift register to the output register.
6. SDO (Serial Data Output): Outputs serial data for cascading devices.
7. OE (Output Enable): Controls the output state, active low.
8-15. OUT0-OUT7: Constant-current output pins for driving LEDs.
16. R-EXT: Used to connect an external resistor to set the output current.
This setup allows the TLC5916IPWR to control up to 8 individual LEDs, making it suitable for a variety of applications requiring precise LED management.