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Product Overview
The LED1202QTR from STMicroelectronics is a 12-channel low-side current sink LED driver designed for high-efficiency lighting applications. Housed in a compact 20-QFN (3x3 mm) package, it integrates I2C-controlled PWM dimming and advanced diagnostics, making it ideal for automotive and industrial lighting systems.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
12 |
| Output Current per Channel |
Up to 20 mA |
| Supply Voltage |
2.5 V to 5.5 V |
| Interface |
I2C (up to 400 kHz) |
| PWM Dimming Frequency |
Up to 32 kHz |
| Package |
20-QFN (3x3 mm) |
| Operating Temperature |
-40°C to +125°C |
| Diagnostics |
Open/Short LED detection, Thermal shutdown |
Key Features
- 12 independent constant-current sinks
- I2C interface with programmable PWM dimming
- Low dropout voltage (150 mV typical at 20 mA)
- Built-in diagnostics: open/short LED, overtemperature
- Compact 3x3 mm QFN package
- AEC-Q100 qualified for automotive
Target Applications
- Automotive interior lighting (dashboard backlight, ambient lighting)
- 5G base station status indicators
- Industrial control panel LEDs
- Portable device notification lights
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
LED1202QTR. 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
LED1202QTR 是意法半導體推出的12通道低側電流沉LED驅動器,專為高效照明應用設計。採用緊湊的20-QFN(3x3 mm)封裝,集成I2C控制的PWM調光和先進診斷功能,非常適合汽車和工業照明系統。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
12 |
| 每通道輸出電流 |
最高20 mA |
| 電源電壓 |
2.5 V 至 5.5 V |
| 接口 |
I2C(最高400 kHz) |
| PWM調光頻率 |
最高32 kHz |
| 封裝 |
20-QFN(3x3 mm) |
| 工作溫度 |
-40°C 至 +125°C |
| 診斷功能 |
開路/短路LED檢測,熱關斷 |
核心特性
- 12路獨立恆流沉
- I2C接口,可編程PWM調光
- 低壓差(20 mA時典型150 mV)
- 內置診斷:開路/短路LED,過溫保護
- 緊湊3x3 mm QFN封裝
- 通過AEC-Q100汽車級認證
典型應用場景
- 汽車內部照明(儀表板背光、氛圍燈)
- 5G基站狀態指示燈
- 工業控制面板LED
- 便攜設備通知燈
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 LED1202QTR 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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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.
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