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Product Overview
The TPS68000DBT from Texas Instruments is a high-performance, 4-channel LED driver designed for automotive and industrial lighting applications. Housed in a compact 30-TSSOP package, it integrates a boost converter with current sinks to drive LED strings efficiently. With a wide input voltage range of 4.5V to 50V and output current up to 150mA per channel, it offers flexible dimming control via PWM or analog methods. The device features fault protection including LED open/short detection, over-temperature shutdown, and over-voltage protection, ensuring robust operation in harsh environments.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
4 |
| Input Voltage Range |
4.5V to 50V |
| Output Current per Channel |
Up to 150mA |
| Switching Frequency |
200kHz to 2.2MHz |
| Dimming Control |
PWM (up to 20kHz) and Analog |
| Protection Features |
LED Open/Short, OVP, OTP, UVLO |
| Operating Temperature |
-40°C to +125°C |
| Package |
30-TSSOP |
Key Features
- Integrated boost converter with 4 current sinks
- Wide input voltage range suitable for automotive (12V/24V) and industrial (48V) systems
- High efficiency up to 95%
- Programmable switching frequency for optimized EMI
- Phase-shifted PWM for reduced input ripple
- Comprehensive fault diagnostics via I2C interface
- Small footprint 30-TSSOP package
Target Applications
- Automotive exterior lighting: headlamps, daytime running lights (DRL), turn signals
- Automotive interior lighting: dashboard backlight, ambient lighting
- Industrial lighting: LED panels, signage, emergency lighting
- 5G base station indicator lights
- Portable and battery-powered lighting
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS68000DBT. 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
TPS68000DBT 是德州儀器推出的一款高性能4通道LED驅動器,採用緊湊的30-TSSOP封裝,適用於汽車和工業照明應用。它集成了升壓轉換器和電流沉,可高效驅動LED燈串。輸入電壓範圍寬(4.5V至50V),每通道輸出電流高達150mA,支持PWM或模擬調光。器件具有LED開路/短路檢測、過溫關斷和過壓保護等故障保護功能,確保在惡劣環境下穩定運行。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
4 |
| 輸入電壓範圍 |
4.5V 至 50V |
| 每通道輸出電流 |
最高150mA |
| 開關頻率 |
200kHz 至 2.2MHz |
| 調光控制 |
PWM(最高20kHz)和模擬 |
| 保護功能 |
LED開路/短路、過壓、過溫、欠壓鎖定 |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
30-TSSOP |
核心特性
- 集成升壓轉換器和4個電流沉
- 寬輸入電壓範圍,適用於汽車(12V/24V)和工業(48V)系統
- 高效率,最高可達95%
- 可編程開關頻率,優化EMI
- 相移PWM,降低輸入紋波
- 通過I2C接口進行全面故障診斷
- 小尺寸30-TSSOP封裝
典型應用場景
- 汽車外部照明:前照燈、日間行車燈、轉向燈
- 汽車內部照明:儀表板背光、氛圍燈
- 工業照明:LED面板、標牌、應急照明
- 5G基站指示燈
- 便攜式和電池供電照明
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS68000DBT 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。
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