LP8861QPWPRQ1

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LP8861QPWPRQ1

IC LED DRVR RGLTR PWM 20HTSSOP

  • Fabricant
  • Mfr. Partie #LP8861QPWPRQ1
  • Paquet HTSSOP (PWP)-20
  • Fiche de données
  • En stock7627

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT)
Series Automotive, AEC-Q100
ProductStatus Active
Type DC DC Regulator
Topology SEPIC, Step-Up (Boost)
InternalSwitch(s) Yes
NumberofOutputs 4
Voltage-Supply(Min) 4.5V
Voltage-Supply(Max) 40V
Voltage-Output 45V
Current-Output/Channel 100mA
Frequency 300kHz ~ 2.2MHz
Dimming PWM
Applications Automotive, Backlight
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 20-PowerTSSOP (0.173, 4.40mm Width)

Vue d'ensemble

Description

The LP8861QPWPRQ1 is a highly efficient LED driver designed for automotive lighting applications. It is produced by Texas Instruments and is part of their AEC-Q100 qualified product range, ensuring reliability and durability in automotive environments. This LED driver supports a wide input voltage range and provides precise control over the brightness of LED arrays, making it ideal for headlamps, tail lights, and interior lighting applications.
Key features of the LP8861QPWPRQ1 include high efficiency through adaptive boost control, which optimizes power conversion by adjusting the output voltage according to the LED string voltage. It also offers brightness control through Pulse Width Modulation (PWM) and analog dimming, allowing for flexible and accurate light management. The device integrates fault detection and protection mechanisms, such as overcurrent, overvoltage, and thermal protection, ensuring robust operation under various conditions.
The LP8861QPWPRQ1’s compact package and low external component count make it suitable for space-constrained designs. Its ability to handle high current output is beneficial in applications requiring intense illumination. Overall, the LP8861QPWPRQ1 provides a reliable and efficient solution for modern automotive LED lighting needs.

Features

The LP8861QPWPRQ1 is an automotive-grade LED driver designed for high-performance lighting applications. Key features include:
1. High Efficiency: Operates with high efficiency, supporting low power consumption.
2. 4-Channel Output: Drives up to four LED strings with independent PWM dimming control.
3. Wide Input Voltage Range: Supports 4.5V to 40V input voltage, making it suitable for various automotive battery systems.
4. Boost Controller: Integrated boost controller for LED string voltage up to 60V.
5. Dimming Options: Offers both analog and PWM dimming techniques for precise brightness control.
6. Fault Detection: Includes comprehensive fault detection and reporting features, such as open/short LED detection.
7. EMI Reduction: Spread spectrum and slew rate control to minimize electromagnetic interference.
8. Thermal Management: Thermal shutdown feature protects against overheating.
9. Automotive Compliance: AEC-Q100 qualified for automotive applications, ensuring high reliability and performance.
10. Small Package: Offered in a compact HTSSOP package, optimizing space for design flexibility.
These features make the LP8861QPWPRQ1 suitable for automotive lighting applications requiring high reliability, efficiency, and control flexibility.

Package

The LP8861QPWPRQ1 is housed in a HTSSOP (PowerPAD) package, which is a thermally enhanced standard-size small-outline package with a heat sink pad to improve thermal performance.

Pinout

The LP8861QPWPRQ1 is a high-efficiency LED driver from Texas Instruments, designed for automotive lighting applications. It comes in a 16-pin HTSSOP package. The pin functions are as follows:
1. SW: Switch output for the boost converter.
2. PVIN: Power input voltage for the boost converter.
3. COMP: Compensation for the boost converter.
4. EN: Enable pin to turn the device on or off.
5. FPWM: PWM input for dimming control.
6. SYNC: Synchronization input for external clock.
7. RFA: Reference feedback adjustment.
8. IFA: Feedback input for current.
9. FAULT: Fault reporting pin.
10. NC: No connection.
11. VDDIO: Logic supply voltage.
12. GND: Ground connection.
13. SDA: I2C data line.
14. SCL: I2C clock line.
15. VDD: Internal LDO output.
16. DPI: Digital programming interface.
These pins serve functions such as power management, communication (I2C), dimming control, and fault reporting, making the LP8861QPWPRQ1 versatile for LED applications.

Manufacturer

The LP8861QPWPRQ1 is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. These products are used in a wide array of electronic applications, including industrial, automotive, personal electronics, and communications equipment. TI is known for its innovation in creating solutions in analog and embedded processing, which are crucial parts of many modern electronic devices.

Application

The LP8861QPWPRQ1 is a high-efficiency LED driver commonly used in automotive applications. Its primary uses include backlighting for automotive displays, instrument clusters, infotainment systems, and head-up displays. The device is designed to provide precise brightness control and high performance in challenging automotive environments.

Equivalent

The LP8861QPWPRQ1 is an automotive-grade LED driver from Texas Instruments. Equivalent products with similar functionality might include:
1. Maxim Integrated MAX16832 - High-brightness LED driver.
2. ON Semiconductor NCV78763 - Multi-channel LED driver for automotive applications.
3. Infineon TLD5099EP - DC-DC controller for LED applications.
4. NXP PCA9685 - 16-channel PWM LED driver.
Comparability depends on specific application requirements such as input voltage range, output current, and features. Always check detailed specifications and compatibility for your intended use.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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