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Product Overview
The TPS92001DGKR from Texas Instruments is a high-efficiency, constant-current LED driver designed for a wide range of lighting applications. Housed in a compact 8-VSSOP package, this device integrates a power MOSFET and provides accurate LED current regulation up to 500 mA. With an input voltage range of 4.5V to 40V, it is suitable for both low-voltage and high-voltage systems. The TPS92001DGKR features PWM dimming capability, enabling precise brightness control, and includes protection features such as thermal shutdown and LED open/short detection.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 40V |
| Output Current |
Up to 500 mA |
| Switching Frequency |
1 MHz (typical) |
| Dimming Method |
PWM (up to 20 kHz) |
| Efficiency |
Up to 95% |
| Protection Features |
Thermal shutdown, LED open/short, overcurrent |
| Operating Temperature |
-40°C to +125°C |
| Package |
8-VSSOP |
Key Features
- Integrated 40V, 0.5A power MOSFET
- Accurate constant-current regulation (±3%)
- PWM dimming interface for brightness control
- High efficiency up to 95%
- Built-in protection: thermal shutdown, LED open/short, overcurrent
- Small 8-VSSOP package for space-constrained designs
Target Applications
- LED lighting for 5G base stations (e.g., tower indicator lights)
- Automotive interior lighting (e.g., dashboard backlighting)
- Industrial signage and display backlighting
- General-purpose constant-current LED drivers
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS92001DGKR. 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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orders confirmed before 4 PM are shipped the same day.
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transactions, ensuring peace of mind for batch orders.
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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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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
TPS92001DGKR 是德州儀器(TI)推出的一款高效恆流 LED 驅動器,採用緊湊的 8-VSSOP 封裝。該器件集成功率 MOSFET,可提供高達 500 mA 的精確 LED 電流調節。輸入電壓範圍為 4.5V 至 40V,適用於低壓和高壓系統。TPS92001DGKR 支持 PWM 調光,實現精確亮度控制,並包含熱關斷、LED 開路/短路檢測等保護功能。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 40V |
| 輸出電流 |
高達 500 mA |
| 開關頻率 |
1 MHz(典型值) |
| 調光方式 |
PWM(最高 20 kHz) |
| 效率 |
高達 95% |
| 保護功能 |
熱關斷、LED 開路/短路、過流 |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
8-VSSOP |
核心特性
- 集成 40V、0.5A 功率 MOSFET
- 精確恆流調節(±3%)
- PWM 調光接口,實現亮度控制
- 高效率,最高達 95%
- 內置保護:熱關斷、LED 開路/短路、過流
- 小型 8-VSSOP 封裝,適合空間受限設計
典型應用場景
- 5G 基站 LED 照明(如塔頂指示燈)
- 汽車內飾照明(如儀表板背光)
- 工業標牌和顯示器背光
- 通用恆流 LED 驅動
環球供應鏈與批發合作夥伴方案
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