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Product Overview
The LP5816YCHR is a high-performance, 4-channel LED driver from Texas Instruments, designed for portable and compact applications. Housed in an ultra-small 8-DSBGA package (0.66 mm x 1.36 mm), it integrates I2C-controlled constant current sinks with programmable brightness and blinking patterns. Operating from a 1.8V logic supply, it delivers up to 25 mA per channel, making it ideal for status indicators, keypad backlighting, and small display backlights in battery-powered devices.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
4 |
| Output Current per Channel |
0.5 mA to 25 mA (programmable) |
| Supply Voltage (VCC) |
1.8 V to 5.5 V |
| Logic Voltage (VIO) |
1.8 V (typical) |
| Interface |
I2C (up to 400 kHz) |
| Package |
8-DSBGA (0.66 mm x 1.36 mm) |
| Operating Temperature |
-40°C to +85°C |
| Quiescent Current |
0.5 µA (shutdown) |
| Dimming Resolution |
8-bit per channel |
| Blinking Pattern |
Programmable via I2C |
Key Features
- Ultra-small 8-DSBGA package saves board space
- I2C interface with programmable brightness and blinking
- Low quiescent current extends battery life
- 1.8V logic compatible for low-voltage systems
- Independent channel control for flexible lighting effects
- Built-in thermal shutdown protection
Target Applications
- Smartphone notification LEDs
- Wearable device status indicators (e.g., smartwatch)
- Portable medical device keypad backlight
- IoT sensor module LED drivers
- Battery-powered remote controls
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LP5816YCHR. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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BOM Kitting & Sampling Services: Specialized sourcing for
testing samples and urgent shortage components.
Quality Assurance & Compliance
Jasin Chip guarantees that all delivered products are 100% original factory stock
with full quality assurance and traceability.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
LP5816YCHR 是德州儀器(TI)推出的一款高性能4通道LED驅動器,採用超小型8-DSBGA封裝(0.66 mm x 1.36 mm),專為便攜式和緊湊型應用設計。它通過I2C接口控制恆流沉,支持可編程亮度和閃爍模式。工作在1.8V邏輯電源下,每通道可提供高達25 mA的電流,非常適合用於電池供電設備中的狀態指示燈、鍵盤背光和小型顯示器背光。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
4 |
| 每通道輸出電流 |
0.5 mA 至 25 mA(可編程) |
| 電源電壓(VCC) |
1.8 V 至 5.5 V |
| 邏輯電壓(VIO) |
1.8 V(典型值) |
| 接口 |
I2C(最高400 kHz) |
| 封裝 |
8-DSBGA(0.66 mm x 1.36 mm) |
| 工作溫度 |
-40°C 至 +85°C |
| 靜態電流 |
0.5 µA(關斷模式) |
| 調光分辨率 |
每通道8位 |
| 閃爍模式 |
通過I2C可編程 |
核心特性
- 超小型8-DSBGA封裝,節省電路板空間
- I2C接口,支持可編程亮度和閃爍
- 低靜態電流,延長電池壽命
- 1.8V邏輯兼容,適用於低電壓系統
- 獨立通道控制,實現靈活的照明效果
- 內置熱關斷保護
典型應用場景
- 智能手機通知LED
- 可穿戴設備狀態指示燈(例如智能手錶)
- 便攜式醫療設備鍵盤背光
- 物聯網傳感器模塊LED驅動
- 電池供電的遙控器
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LP5816YCHR 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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全天候環球客戶支援:專業團隊為您提供即時報價及技術支援,無需漫長等待。
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現貨庫存,即日發貨:確保現貨充足。下午 4 點前確認訂單,即可安排當天寄出。
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深港聯動,結算靈活:深圳直發全球,物流高效可靠;支援香港銀行戶口轉賬及多幣種結算。
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Escrow 擔保交易:支援 Escrow.com 平台交易,保障買賣雙方權益,小批量訂單亦可安心在線下單。
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BOM 配單與樣板服務:提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。
品質保證與合規
Jasin Chip 承諾所有出貨產品均為原廠正貨,具備完善的品質保證及產品可追溯性。
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100% 原廠正貨:承諾所有供應零件均為原裝現貨,品質嚴格把關,來源清晰可追溯。
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符合 RoHS 認證:所有電子元器件均符合國際環保標準及相關安全認證。
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原廠封裝保護:嚴格保留原廠原始包裝及封條,確保物流過程中的靜電防護 (ESD) 與物理安全。
以上產品均為原廠正貨,提供 BOM 配單及現貨庫存支援,歡迎查詢。
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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]