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Product Overview
The TPS61183RTJR from Texas Instruments is a highly integrated, 4-channel LED driver designed for medium-sized LCD backlight applications. It operates from a wide input voltage range of 4.5V to 40V, making it suitable for automotive and industrial power systems. The device integrates a boost converter with current sinks, providing accurate LED current regulation and dimming control. With a compact 20-pin QFN (4x4 mm) package, it offers a space-saving solution for demanding applications.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 40V |
| Number of Channels |
4 |
| Maximum LED Current per Channel |
100 mA |
| Switching Frequency |
300 kHz to 2.2 MHz |
| Dimming Method |
PWM (up to 20 kHz) |
| Efficiency |
Up to 90% |
| Protection Features |
OVP, OCP, OTP, LED Open/Short |
| Operating Temperature |
-40°C to +125°C |
| Package |
20-QFN (4x4 mm) |
Key Features
- Wide input voltage range: 4.5V to 40V
- 4-channel current sinks with ±3% accuracy
- Integrated boost converter with programmable switching frequency
- PWM dimming interface with phase-shift capability
- Comprehensive fault protection: OVP, OCP, OTP, LED open/short detection
- Spread spectrum for EMI reduction
- Small 20-QFN (4x4 mm) package
Target Applications
- Automotive infotainment displays (e.g., Tesla Model 3 center console)
- Industrial control panels (e.g., Siemens HMI panels)
- Medical equipment displays (e.g., GE patient monitors)
- 5G base station status indicators
- Portable navigation devices
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS61183RTJR. 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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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
TPS61183RTJR 是德州儀器推出的一款高度集成的4通道LED驅動器,專為中型LCD背光應用設計。它支持4.5V至40V的寬輸入電壓範圍,適用於汽車和工業電源系統。該器件集成了升壓轉換器和電流沉,提供精確的LED電流調節和調光控制。採用緊湊的20引腳QFN(4x4 mm)封裝,為要求苛刻的應用提供了節省空間的解決方案。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 40V |
| 通道數 |
4 |
| 每通道最大LED電流 |
100 mA |
| 開關頻率 |
300 kHz 至 2.2 MHz |
| 調光方式 |
PWM(最高20 kHz) |
| 效率 |
高達90% |
| 保護功能 |
過壓、過流、過溫、LED開路/短路 |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
20-QFN(4x4 mm) |
核心特性
- 寬輸入電壓範圍:4.5V 至 40V
- 4通道電流沉,精度±3%
- 集成升壓轉換器,可編程開關頻率
- PWM調光接口,支持相位偏移
- 全面的故障保護:過壓、過流、過溫、LED開路/短路檢測
- 展頻技術降低EMI
- 小型20-QFN(4x4 mm)封裝
典型應用場景
- 汽車信息娛樂顯示屏(例如特斯拉Model 3中控台)
- 工業控制面板(例如西門子HMI面板)
- 醫療設備顯示器(例如GE病人監護儀)
- 5G基站狀態指示燈
- 便攜式導航設備
環球供應鏈與批發合作夥伴方案
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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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