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LP8866SQDCPRQ1
+NomenclatureIC LED DRVR CTRLR PWM 38HTSSOP
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FabricantTexas Instruments
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Pièce fabricant #LP8866SQDCPRQ1
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Package HTSSOP (DCP)-38
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En stock2304
365 Garantie qualité 24h/24
7*24 Garantie de service 24h/24
90-Garantie après-vente 24h/24
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| Type | DC DC Controller |
| Topology | SEPIC, Step-Up (Boost) |
| InternalSwitch(s) | Yes |
| NumberofOutputs | 6 |
| Voltage-Supply(Min) | 3V |
| Voltage-Supply(Max) | 48V |
| Voltage-Output | 0V ~ 48V |
| Current-Output/Channel | 150mA |
| Frequency | 100kHz ~ 2.2MHz |
| Dimming | PWM |
| Applications | Automotive, Backlight |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 38-TFSOP (0.173, 4.40mm Width) Exposed Pad |
Présentation
Description
Key features include high dimming ratios with PWM input, enhanced EMI performance, and adaptive boost control, which optimizes power conversion efficiency. The device supports a wide input voltage range, making it suitable for various automotive power conditions. An integrated I2C interface allows for easy programming and diagnostics, providing flexibility in design and ease of integration into complex systems.
With its AEC-Q100 qualification, the LP8866SQDCPRQ1 meets stringent automotive reliability standards. Its robust feature set and flexibility make it an ideal choice for automotive designers aiming for efficient, reliable, and high-performance LED lighting solutions.
Equivalent
Features
1. High Efficiency: It features a four-channel LED driver with integrated DC-DC boost/SEPIC controller, optimized for efficiency and thermal performance.
2. Adaptive Headlight Support: Suitable for adaptive headlighting systems due to its capability to individually control up to four LED strings with adaptive dimming.
3. Wide Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 40V, making it versatile for automotive power systems.
4. Fault Protection: Includes comprehensive fault diagnostics and protection features such as short-circuit, open-circuit, and over-temperature protection.
5. Dimming Capabilities: Offers a wide dimming range with both Analog and PWM input options for precise brightness control.
6. Automotive Grade: AEC-Q100 qualified, ensuring reliability in demanding automotive environments.
7. Compact Package: Available in a compact HTSSOP package, which aids in space-constrained designs.
These features make the LP8866SQDCPRQ1 well-suited for modern automotive lighting solutions, ensuring both performance and reliability.
Pinout
Key functions and features include:
1. Boost Converter: Integrated DC-DC boost converter to supply the required voltage to LED strings.
2. Current Regulation: Provides accurate current regulation for each LED string.
3. PWM Dimming: Supports high-frequency PWM dimming for brightness control.
4. Fault Protection: Includes features for open/short LED detection and over-voltage protection.
5. I2C Interface: Allows communication with microcontrollers for configurability and diagnostics.
6. Efficiency: Designed for high efficiency to reduce power consumption and heat generation.
7. Automotive Grade: Meets automotive quality and reliability standards.
This combination of features makes the LP8866SQDCPRQ1 suitable for automotive lighting applications requiring precise control and high reliability.