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Product Overview
The TPS922050D1DRLR from Texas Instruments is a high-performance, synchronous buck LED driver designed for high-brightness lighting applications. It operates over a wide input voltage range of 4.5V to 65V, making it suitable for automotive, industrial, and general lighting systems. The device delivers up to 1.5A of constant current with excellent accuracy and efficiency, featuring integrated power MOSFETs and a compact SOT-583 package.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
4.5V to 65V |
| Output Current |
Up to 1.5A |
| Switching Frequency |
200kHz to 2.2MHz |
| Current Accuracy |
±3% |
| Dimming Control |
PWM and Analog |
| Protection Features |
OVP, OCP, OTP, UVLO |
| Package |
SOT-583 (8-pin) |
| Operating Temperature |
-40°C to +125°C |
Key Features
- Wide input voltage range: 4.5V to 65V
- High output current up to 1.5A
- Integrated 200mΩ high-side and 100mΩ low-side MOSFETs
- Programmable switching frequency with external resistor
- PWM and analog dimming for flexible brightness control
- Comprehensive protection: overvoltage, overcurrent, overtemperature, and undervoltage lockout
- Small SOT-583 package for space-constrained designs
Target Applications
- Automotive lighting: headlamps, daytime running lights (DRLs), fog lights, interior lighting
- Industrial lighting: high-bay lights, street lights, tunnel lights
- General lighting: LED bulbs, downlights, panel lights
- 5G base station indicator lights
- Dashboard backlighting in vehicles
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS922050D1DRLR. 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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Shenzhen with support for HK bank transfers and multi-currency.
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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
TPS922050D1DRLR 是德州儀器推出的一款高性能同步降壓 LED 驅動器,專為高亮度照明應用設計。它支持 4.5V 至 65V 的寬輸入電壓範圍,適用於汽車、工業和通用照明系統。該器件可提供高達 1.5A 的恆定電流,具有出色的精度和效率,並集成了功率 MOSFET,採用緊湊的 SOT-583 封裝。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
4.5V 至 65V |
| 輸出電流 |
高達 1.5A |
| 開關頻率 |
200kHz 至 2.2MHz |
| 電流精度 |
±3% |
| 調光控制 |
PWM 和模擬 |
| 保護功能 |
過壓、過流、過溫、欠壓鎖定 |
| 封裝 |
SOT-583(8 引腳) |
| 工作溫度 |
-40°C 至 +125°C |
核心特性
- 寬輸入電壓範圍:4.5V 至 65V
- 高輸出電流:高達 1.5A
- 集成 200mΩ 高側和 100mΩ 低側 MOSFET
- 通過外部電阻可編程開關頻率
- PWM 和模擬調光,實現靈活的亮度控制
- 全面的保護:過壓、過流、過溫和欠壓鎖定
- 緊湊的 SOT-583 封裝,適合空間受限的設計
典型應用場景
- 汽車照明:前照燈、日間行車燈、霧燈、內部照明
- 工業照明:工礦燈、路燈、隧道燈
- 通用照明:LED 燈泡、筒燈、面板燈
- 5G 基站指示燈
- 車輛儀表板背光
環球供應鏈與批發合作夥伴方案
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