規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Type | DC DC Regulator |
| Topology | SEPIC, Step-Up (Boost) |
| Internal Switch(s) | Yes |
| Number of Outputs | 3 |
| Voltage - Supply (Min) | 4.5V |
| Voltage - Supply (Max) | 45V |
| Voltage - Output | 6V ~ 45V |
| Current - Output / Channel | 120mA |
| Frequency | 300kHz ~ 2.2MHz |
| Dimming | PWM |
| Applications | Automotive, Backlight |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The LP8867CQPWPRQ1 is a highly efficient automotive LED driver designed to optimize the performance of backlighting systems, often used in vehicle displays and lighting applications. It features a multi-channel architecture that allows for independent current control of multiple LED strings, ensuring consistent brightness and color accuracy. The device supports a wide input voltage range and includes integrated DC-DC converters, which enhance its efficiency and reduce the need for external components.
Key features of the LP8867CQPWPRQ1 include advanced dimming capabilities, which support both analog and PWM dimming methods, providing precise control over LED brightness. It also incorporates diagnostic functions to monitor LED string status and protect against faults like open or short circuits, enhancing system reliability.
The LP8867CQPWPRQ1 is AEC-Q100 qualified, making it suitable for automotive applications where high reliability and robust performance are crucial. Its compact design and high level of integration simplify the design process and reduce space requirements in automotive lighting systems.
Key features of the LP8867CQPWPRQ1 include advanced dimming capabilities, which support both analog and PWM dimming methods, providing precise control over LED brightness. It also incorporates diagnostic functions to monitor LED string status and protect against faults like open or short circuits, enhancing system reliability.
The LP8867CQPWPRQ1 is AEC-Q100 qualified, making it suitable for automotive applications where high reliability and robust performance are crucial. Its compact design and high level of integration simplify the design process and reduce space requirements in automotive lighting systems.
Equivalent
The LP8867CQPWPRQ1 is an automotive LED driver from Texas Instruments. Equivalent products from other manufacturers might include:
1. ON Semiconductor NCV78763: Also an automotive LED driver with similar functionalities.
2. NXP Semiconductors ASL4500: A device designed for automotive LED applications.
3. Infineon TLD5098EL: Offers similar features for automotive lighting systems.
Always verify compatibility and specifications with the manufacturer's datasheet before considering alternatives.
1. ON Semiconductor NCV78763: Also an automotive LED driver with similar functionalities.
2. NXP Semiconductors ASL4500: A device designed for automotive LED applications.
3. Infineon TLD5098EL: Offers similar features for automotive lighting systems.
Always verify compatibility and specifications with the manufacturer's datasheet before considering alternatives.
Features
The LP8867CQPWPRQ1 is a highly efficient LED driver designed for automotive lighting applications. Key features include:
1. High Efficiency: Offers high power efficiency suitable for automotive LED lighting systems.
2. Multi-Channel Output: Supports multiple LED strings with individual current control, ensuring uniform brightness and color.
3. I2C Interface: Provides an I2C interface for easy communication and configuration.
4. Wide Input Voltage Range: Operates over a wide input voltage range, making it adaptable to various automotive power systems.
5. Adjustable Switching Frequency: Offers adjustable PWM switching frequency to optimize performance and reduce EMI.
6. Fault Detection and Protection: Includes comprehensive fault detection and protection features like overcurrent, overvoltage, and thermal shutdown.
7. Dimming: Supports both analog and PWM dimming for flexible brightness control.
8. Automotive Grade: Qualified for automotive applications, ensuring reliability and robustness under harsh conditions.
These features make the LP8867CQPWPRQ1 ideal for applications requiring robust and efficient LED driving solutions in the automotive sector.
1. High Efficiency: Offers high power efficiency suitable for automotive LED lighting systems.
2. Multi-Channel Output: Supports multiple LED strings with individual current control, ensuring uniform brightness and color.
3. I2C Interface: Provides an I2C interface for easy communication and configuration.
4. Wide Input Voltage Range: Operates over a wide input voltage range, making it adaptable to various automotive power systems.
5. Adjustable Switching Frequency: Offers adjustable PWM switching frequency to optimize performance and reduce EMI.
6. Fault Detection and Protection: Includes comprehensive fault detection and protection features like overcurrent, overvoltage, and thermal shutdown.
7. Dimming: Supports both analog and PWM dimming for flexible brightness control.
8. Automotive Grade: Qualified for automotive applications, ensuring reliability and robustness under harsh conditions.
These features make the LP8867CQPWPRQ1 ideal for applications requiring robust and efficient LED driving solutions in the automotive sector.
Pinout
The LP8867CQPWPRQ1 is a high-efficiency LED driver used primarily in automotive lighting applications. It is designed to drive a string of LEDs while providing control and diagnostics. The device is available in a 24-pin HTSSOP (PWP) package.
Key functions of the LP8867CQPWPRQ1 include:
- Boost Controller: It includes a boost converter to step up the voltage to drive multiple LEDs in series.
- Current Control: Provides precise control of LED current to ensure uniform brightness.
- PWM Dimming: Supports pulse-width modulation (PWM) dimming for LED brightness adjustment.
- Fault Detection: Includes features for fault detection such as overcurrent, overvoltage, and thermal shutdown protection.
- I2C Interface: For configuration and diagnostics, an I2C interface is available.
- Automotive Grade: Qualified for automotive applications, ensuring robust performance under harsh conditions.
These features make the LP8867CQPWPRQ1 suitable for use in applications demanding reliable LED control and diagnostics.
Key functions of the LP8867CQPWPRQ1 include:
- Boost Controller: It includes a boost converter to step up the voltage to drive multiple LEDs in series.
- Current Control: Provides precise control of LED current to ensure uniform brightness.
- PWM Dimming: Supports pulse-width modulation (PWM) dimming for LED brightness adjustment.
- Fault Detection: Includes features for fault detection such as overcurrent, overvoltage, and thermal shutdown protection.
- I2C Interface: For configuration and diagnostics, an I2C interface is available.
- Automotive Grade: Qualified for automotive applications, ensuring robust performance under harsh conditions.
These features make the LP8867CQPWPRQ1 suitable for use in applications demanding reliable LED control and diagnostics.
Manufacturer
The LP8867CQPWPRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components, including analog chips, embedded processors, and other integrated circuits. TI is known for its innovations in the semiconductor industry and provides products that serve various sectors, including automotive, industrial, personal electronics, and communications equipment.
Application
The LP8867CQPWPRQ1 is a highly efficient LED driver designed for various automotive lighting applications. Its primary application areas include automotive LCD backlighting, such as in infotainment systems, instrument clusters, and head-up displays. The driver provides high performance in terms of dimming resolution and power efficiency, making it suitable for vehicles requiring precise control over display brightness for better visibility and power management. Additionally, it can be utilized in general automotive interior and exterior lighting where advanced control and reliability are essential.
Package
The LP8867CQPWPRQ1 is a LED driver IC by Texas Instruments, packaged in an HTSSOP (Thermally Enhanced Thin Shrink Small Outline Package) with 32 pins. This package type offers efficient thermal performance, making it suitable for automotive lighting applications.
