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Product Overview
The LED1642GWPTR from STMicroelectronics is a 16-channel constant current LED driver designed for high-performance lighting applications. It operates from a supply voltage of 3.0V to 5.5V and can drive up to 40V per output channel. The device features a serial interface with 14-bit PWM dimming resolution, enabling smooth and precise brightness control. Housed in a compact 24-pin QSOP package, it is ideal for space-constrained designs.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
16 |
| Output Current per Channel |
5 mA to 100 mA (programmable) |
| Supply Voltage |
3.0 V to 5.5 V |
| Output Voltage Rating |
40 V (max) |
| Dimming Resolution |
14-bit PWM |
| Interface |
Serial (SPI-compatible) |
| Package |
24-QSOP |
| Operating Temperature |
-40°C to +125°C |
Key Features
- 16 constant-current output channels
- Programmable output current via external resistor
- 14-bit PWM dimming for smooth brightness control
- Serial interface with daisy-chain capability
- Built-in thermal shutdown and open/short LED detection
- Low quiescent current (typical 5 mA)
- Compact 24-QSOP package
Target Applications
- 5G base station status indicators
- Automotive dashboard backlighting
- Industrial control panel lighting
- LED signage and display modules
- General-purpose constant current LED driving
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LED1642GWPTR. 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
LED1642GWPTR 是意法半導體推出的16通道恆流LED驅動器,專為高性能照明應用設計。工作電壓範圍為3.0V至5.5V,每個輸出通道可承受高達40V的電壓。該器件採用串行接口,支持14位PWM調光分辨率,實現平滑精確的亮度控制。採用緊湊的24引腳QSOP封裝,適合空間受限的設計。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
16 |
| 每通道輸出電流 |
5 mA 至 100 mA(可編程) |
| 電源電壓 |
3.0 V 至 5.5 V |
| 輸出電壓額定值 |
40 V(最大) |
| 調光分辨率 |
14位PWM |
| 接口 |
串行(兼容SPI) |
| 封裝 |
24-QSOP |
| 工作溫度 |
-40°C 至 +125°C |
核心特性
- 16個恆流輸出通道
- 通過外部電阻可編程輸出電流
- 14位PWM調光,實現平滑亮度控制
- 串行接口,支持級聯
- 內置熱關斷和開路/短路LED檢測
- 低靜態電流(典型值5 mA)
- 緊湊的24-QSOP封裝
典型應用場景
- 5G基站狀態指示燈
- 汽車儀表盤背光
- 工業控制面板照明
- LED標牌和顯示模塊
- 通用恆流LED驅動
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LED1642GWPTR 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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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。
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