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TLC5925IPWR
+StücklisteIC LED DRVR LINEAR 45MA 24TSSOP
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HerstellerTexas Instruments
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Herstellerteil #TLC5925IPWR
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Spezifikationen
| Attribut | Wert |
| Part Status | Active |
| Type | Linear |
| Topology | Shift Register |
| Internal Switch(s) | Yes |
| Number of Outputs | 16 |
| Voltage - Supply (Min) | 3V |
| Voltage - Supply (Max) | 5.5V |
| Voltage - Output | 17V |
| Current - Output / Channel | 45mA |
| Frequency | 30MHz |
| Applications | Signage |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 24-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 24-TSSOP |
| Base Product Number | TLC5925 |
Übersicht
Description
Key features of the TLC5925IPWR include a wide power-supply range, thermal shutdown protection, and open-load detection. It also supports an adjustable output current via an external resistor, allowing for flexibility in different lighting conditions. The device package is typically designed for surface mounting, which is suitable for compact circuit designs.
Overall, the TLC5925IPWR provides effective LED driving solutions with its precise control capabilities and robust feature set, making it ideal for applications requiring consistent LED performance and reliability.
Equivalent
Features
1. 16 Channels: It supports 16 output channels, allowing for versatile LED configurations.
2. Constant Current Drive: Each channel provides a constant current, ensuring uniform LED brightness despite variations in LED forward voltage.
3. Current Programmability: The output current can be set through an external resistor, providing flexibility in LED drive current.
4. Serial Data Interface: It features a serial input and output interface, simplifying the control of multiple devices in a daisy-chain configuration.
5. Low Supply Voltage: Operates from a low supply voltage, typically around 3.0V to 5.5V.
6. Thermal Protection: Built-in thermal shutdown feature helps protect against overheating.
7. Compact Package: Available in a small TSSOP package, making it suitable for space-constrained designs.
These features make the TLC5925IPWR ideal for LED display applications, backlighting, and other LED-related uses.
Pinout
The device is housed in a 20-pin TSSOP (Thin Shrink Small Outline Package) to ensure compactness and ease of integration into circuits. The pins are allocated as follows:
- The key function pins include:
- Data in (SDI)
- Data out (SDO)
- Clock (CLK)
- Latch (LE)
- Enable (OE)
- Current set (IREF)
- Ground (GND)
- Power supply (VCC)
- 16 output pins (OUT0 to OUT15) for driving LEDs
The TLC5925IPWR efficiently controls LED brightness by using a serial interface for data input, offering adjustable current settings and open-load detection to enhance LED performance and reliability.
Manufacturer
Application
1. LED Signage and Displays: Used in outdoor and indoor LED signs for advertising and information display due to its capability to control multiple LEDs with consistent brightness.
2. Automotive Lighting: Suitable for dashboard and ambient lighting systems in vehicles due to its reliability in varying conditions.
3. Industrial Lighting: Utilized in machine vision systems and status indicators where precise LED control is necessary.
4. Consumer Electronics: Incorporated in devices like TVs and gaming consoles for backlighting and status indicators.
Its ability to maintain constant current and support for PWM dimming makes it versatile for various lighting applications.