TM3300 High-Performance 8-Channel LED Scan Driver IC with Anti-Flicker and Adjustable Shadowing
The TM3300 is a high-performance 8-channel line scan driver IC specifically designed for LED displays. It integrates a configurable shadowing circuit for high refresh rates, an internal 138-line decoding circuit, and PMOS power transistors, simplifying the PCB layout and wiring complexity of LED modules. With an SOP16 package, the TM3300 features built-in protection against power transistor burnouts, shadow flicker, and LED protection, ensuring long-lasting and stable operation.
Key Characteristics
- Integrated 138-Line Decoding Circuit: Reduces the complexity of LED module designs and enhances performance.
- 8 Power PMOS Outputs: Each with a conduction resistance of 100mΩ, ensuring efficient power delivery.
- Built-In Power Transistor Protection: Prevents overheating and damage to the power transistors during operation.
- Anti-Flicker Circuit: Eliminates shadow flickering in LED displays, improving visual quality.
- LED Short-Circuit Protection: Prevents the “caterpillar effect” caused by LED short circuits, improving display stability.
- Reverse Voltage Protection: Protects against reverse voltage breakdown of LEDs.
- Low Power Consumption: Maximum power consumption is <650mW at VDD = 5V and Ivdd = 2.5A, ensuring energy efficiency.
- SOP16 Package: Compact and easy to integrate into various LED display designs.
Feature Comparison Table
| Feature | TM3300 | Industry Standard Equivalent |
|---|---|---|
| Channels | 8 | 8 |
| Power PMOS Outputs | 8 outputs, 100mΩ conduction resistance | 8 outputs, >100mΩ |
| Integrated 138-Line Decoder | Yes | Not always integrated |
| Power Transistor Protection | Yes (built-in) | Typically requires external circuitry |
| Shadowing Circuit | High-refresh rate anti-flicker, adjustable | No anti-flicker or adjustable circuit |
| Reverse Voltage Protection | Yes | Not always included |
| Package | SOP16 | Varies (usually larger packages) |
| Maximum Power Consumption | <650mW at VDD = 5V, Ivdd = 2.5A | Varies, typically higher power |
Applications of TM3300
- LED Displays: Ideal for large-scale LED displays, offering high refresh rates, clear visuals, and stability under various environmental conditions.
- LED Lighting: Suitable for LED-based lighting systems, ensuring efficient and reliable operation.
- LED Landscape Lighting: Can be used in decorative and architectural lighting for buildings, bridges, and other structures.
Why Choose TM3300?
The TM3300 offers comprehensive features for LED display and lighting applications, including enhanced performance, energy efficiency, and protection against common issues like flickering, short circuits, and overheating. Its ability to simplify PCB layout and reduce design complexity makes it an excellent choice for engineers and designers seeking reliable and cost-effective solutions for their LED systems.
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