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RGB LED 驅動器

LP5810

現行

具備 I2C 和自動動畫控制的 4 通道 RGBW LED 驅動器

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產品規格表

LP5810

現行
產品規格表 立即訂購

產品詳細資料

Number of channels 4 LED current per channel (mA) 50 LED configuration Parallel Program memory Yes Topology Linear Programmable ramp control Yes Vin (min) (V) 2.7 Vin (max) (V) 5.5 Iout (max) (A) 0.2 Features Analog/PWM mixed dimming, Constant current, I2C control, LED Open Detection, LED Short Detection, Programmable lighting engines, Thermal shutdown Iq (typ) (mA) 0.4 Shutdown current (ISD) (typ) (µA) 0.1 Operating temperature range (°C) -40 to 85 Rating Catalog
Number of channels 4 LED current per channel (mA) 50 LED configuration Parallel Program memory Yes Topology Linear Programmable ramp control Yes Vin (min) (V) 2.7 Vin (max) (V) 5.5 Iout (max) (A) 0.2 Features Analog/PWM mixed dimming, Constant current, I2C control, LED Open Detection, LED Short Detection, Programmable lighting engines, Thermal shutdown Iq (typ) (mA) 0.4 Shutdown current (ISD) (typ) (µA) 0.1 Operating temperature range (°C) -40 to 85 Rating Catalog
DSBGA (YBH) 9 2.56 mm² 1.6 x 1.6 WSON (DSD) 8 9 mm² 3 x 3
  • Operating voltage range:
    • VCC range: 2.7V to 5.5V
    • Logic pins compatible with 1.8V, 3.3V, and 5V
  • 4 constant current sinks with high precision:
    • 0.1mA to 51mA per current sink
    • Device-to-device error: max ±5%
    • Channel-to-channel error: max ±5%
    • Ultra-low headroom voltage: 110mV (typ.) at 25.5mA; 210mV (typ.) at 51mA
    • PWM phase shift configurable for each LED
  • Ultra-low power consumption:
    • Standby: ISTB = 26µA (typical) when CHIP_EN = 0 (data retained)
    • Active: INOR = 0.4mA (typical) when LED current = 25.5mA
  • Analog dimming (current gain control)
    • Global 1-bit Maximum Current (MC): 25.5mA or 51mA
    • Individual 8-bit Dot Current (DC) setting
  • PWM dimming up to audible-noise-free 24kHz
    • Individual 8-bit PWM dimming resolution
    • Linear or exponential dimming curves
  • Autonomous animation engine control
  • Individual LED dot open/short detection
  • Integrated de-ghosting function
  • 1MHz (max.) I2C interface
  • –40°C to 85°C operating temperature range
  • Operating voltage range:
    • VCC range: 2.7V to 5.5V
    • Logic pins compatible with 1.8V, 3.3V, and 5V
  • 4 constant current sinks with high precision:
    • 0.1mA to 51mA per current sink
    • Device-to-device error: max ±5%
    • Channel-to-channel error: max ±5%
    • Ultra-low headroom voltage: 110mV (typ.) at 25.5mA; 210mV (typ.) at 51mA
    • PWM phase shift configurable for each LED
  • Ultra-low power consumption:
    • Standby: ISTB = 26µA (typical) when CHIP_EN = 0 (data retained)
    • Active: INOR = 0.4mA (typical) when LED current = 25.5mA
  • Analog dimming (current gain control)
    • Global 1-bit Maximum Current (MC): 25.5mA or 51mA
    • Individual 8-bit Dot Current (DC) setting
  • PWM dimming up to audible-noise-free 24kHz
    • Individual 8-bit PWM dimming resolution
    • Linear or exponential dimming curves
  • Autonomous animation engine control
  • Individual LED dot open/short detection
  • Integrated de-ghosting function
  • 1MHz (max.) I2C interface
  • –40°C to 85°C operating temperature range

The LP5810 is a 4-channel RGBW LED driver with autonomous animation engine control. The device has ultra-low normal operation current with 0.4mA (typical) when illuminate LEDs.

Both analog dimming and PWM dimming methods are adopted to achieve powerful dimming performance. The output current of each LED can be adjusted with 256 steps from 0.1mA to 25.5mA or 0.2mA to 51mA. The 8-bit PWM generator enables smooth and audible-noise-free dimming control for LED brightness.

The autonomous animation engine can significantly reduce the real-time loading of controller. Each LED can be configured through the related registers to realize vivid and fancy lighting effects. The device can generate 6MHz clock signal and use it for synchronizing the lighting effects among multiple devices.

The LP5810 is a 4-channel RGBW LED driver with autonomous animation engine control. The device has ultra-low normal operation current with 0.4mA (typical) when illuminate LEDs.

Both analog dimming and PWM dimming methods are adopted to achieve powerful dimming performance. The output current of each LED can be adjusted with 256 steps from 0.1mA to 25.5mA or 0.2mA to 51mA. The 8-bit PWM generator enables smooth and audible-noise-free dimming control for LED brightness.

The autonomous animation engine can significantly reduce the real-time loading of controller. Each LED can be configured through the related registers to realize vivid and fancy lighting effects. The device can generate 6MHz clock signal and use it for synchronizing the lighting effects among multiple devices.

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類型 標題 日期
* Data sheet LP5810 4-Channel RGBW LED Driver with Autonomous Control datasheet (Rev. C) PDF | HTML 2024年 12月 9日
User guide LP5810 4-Channel RGBW LED Driver Register Map PDF | HTML 2024年 9月 24日

設計與開發

如需其他條款或必要資源，請按一下下方的任何標題以檢視詳細頁面 (如有)。

開發板

LP5811-10EVM — LP5811 和 LP5810 評估模組

LP5811 和 LP5810 評估模組 (EVM) 展示了 LP5811 和 LP5810 LED 驅動器的所有功能。LP581XEVM-GUI 用於透過 USB2ANY 介接至 EVM。EVM 具有透過 USB2ANY 介面轉接器的 I²C 輸入。

使用指南: PDF | HTML
TI.com 無法提供
開發板

LP5813-12WCSPEVM — 具自動控制功能且適用於 4 x 3 LED 矩陣驅動器的 LP5813/LP5812 評估模組

LP5813/12 評估模組展示 LP5813 和 LP5812 4 × 3 矩陣 RGB LED 驅動器的所有功能。兩個裝置之間的差別在於具有或未具有同步升壓功能。LP581x 圖形使用者介面 (GUI) 用於透過 USB2ANY 介接至 EVM。EVM 具有透過 USB2ANY 介面轉接器的 I2C 輸入。

使用指南: PDF | HTML
TI.com 無法提供
開發模組 (EVM) 的 GUI

LP581XEVM-GUI — GUI for LP581x Family LED Drivers

The LP581x-GUI is a evaluation tool for LP581x family devices, it can be used to evaluate the LP581xEVM or customized board through USB2ANY interface adapter and showcases all the features of the LP581x family devices.
支援產品和硬體

支援產品和硬體

產品
RGB LED 驅動器
LP5813 — 具備 I2C 和自動動畫控制的 4 x 3 矩陣 RGB LED 驅動器 LP5812 — 具備 I2C 和自動動畫控制的 4 x 3 矩陣 RGB LED 驅動器 LP5811 — 具備 I2C 和自動動畫控制的同步升壓 4 通道 RGBW LED 驅動器 LP5810 — 具備 I2C 和自動動畫控制的 4 通道 RGBW LED 驅動器
硬體開發
開發板
LP5813-12WCSPEVM — 具自動控制功能且適用於 4 x 3 LED 矩陣驅動器的 LP5813/LP5812 評估模組 LP5813-12WSONEVM — 適用於 WSON 封裝的 LP5813 和 LP5812 評估模組 LP5811-10EVM — LP5811 和 LP5810 評估模組
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模擬工具

PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
要求
封裝 針腳 CAD 符號、佔位空間與 3D 模型
DSBGA (YBH) 9 Ultra Librarian
WSON (DSD) 8 Ultra Librarian
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