Overview
The LP8545SQX/NOPB is a six-channel LED driver IC manufactured by Texas Instruments. Designed for backlighting and general-purpose LED applications, this component is part of the PMIC (Power Management Integrated Circuit) category. It is particularly suited for applications requiring precise LED current control and high efficiency. The LP8545SQX/NOPB is market-positioned for use in consumer electronics, automotive displays, and industrial lighting systems, offering a compact and reliable solution for LED driving needs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | PMIC - LED Driver | - | - |
| Output Channels | 6 | - | - |
| Internal Driver | Yes | - | - |
| Topology | PWM, Boost (Step-Up) | - | - |
| Input Voltage | 2.7 V ~ 22 V | V | - |
| Output Voltage | 0 V ~ 40 V | V | - |
| Mounting Type | Surface Mount | - | - |
| Package | 24-WFQFN Exposed Pad | - | - |
| Operating Temperature | -30°C ~ 85°C | °C | - |
Key Features
- Six-channel LED driver with internal current control.
- Supports PWM dimming for precise brightness adjustment.
- Wide input voltage range (2.7 V to 22 V) for versatile applications.
- High efficiency boost topology for energy-saving operation.
- Compact 24-WFQFN package for space-constrained designs.
Applications
The LP8545SQX/NOPB is widely used in applications requiring LED backlighting and illumination. Key application areas include:
- Consumer Electronics: Backlighting for LCD displays in smartphones, tablets, and laptops.
- Automotive: Interior and exterior LED lighting systems, including dashboard displays.
- Industrial Lighting: LED drivers for industrial control panels and machinery lighting.
Q & A
1. What is the input voltage range of the LP8545SQX/NOPB?
The input voltage range is 2.7 V to 22 V.
2. How many output channels does this IC have?
It has six output channels.
3. What is the operating temperature range?
The operating temperature range is -30°C to 85°C.
4. Does the LP8545SQX/NOPB support PWM dimming?
Yes, it supports PWM dimming for precise brightness control.
5. What is the package type of this IC?
It comes in a 24-WFQFN exposed pad package.
6. Is the LP8545SQX/NOPB suitable for automotive applications?
Yes, it is suitable for automotive LED lighting systems.
7. What is the maximum output voltage?
The maximum output voltage is 40 V.
8. Does this IC have an internal driver?
Yes, it includes an internal driver.
9. What is the topology of this LED driver?
It uses a boost (step-up) topology.
10. Can this IC be used in industrial lighting?
Yes, it is well-suited for industrial lighting applications.
