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Product Overview
The TPS23882RTQT is a highly integrated, 4-channel Power over Ethernet (PoE) Power Sourcing Equipment (PSE) controller from Texas Instruments. It is designed to deliver up to 30W per port (IEEE 802.3at Type 2) and supports both 2-pair and 4-pair power delivery. The device operates from a 3.3V supply and integrates all necessary functions for PoE PSE applications, including detection, classification, current limiting, and disconnect detection. Housed in a compact 56-VQFN (8x8 mm) package, it is ideal for space-constrained networking equipment.
Detailed Technical Specifications
| Parameter |
Value |
| Number of Channels |
4 |
| PoE Standard |
IEEE 802.3at Type 2 (up to 30W per port) |
| Power Delivery |
2-pair or 4-pair |
| Supply Voltage |
3.3V |
| Operating Temperature |
-40°C to +125°C |
| Package |
56-VQFN (8x8 mm) |
| Detection Method |
Resistive or capacitive |
| Classification |
IEEE 802.3at Class 0-4 |
| Current Limit |
Programmable up to 850mA per port |
| Disconnect Detection |
AC or DC disconnect |
| Fault Protection |
Overcurrent, overtemperature, short-circuit |
Key Features
- 4 independent PoE PSE channels with per-port power management
- Supports IEEE 802.3at Type 2 (30W) and backward compatible with 802.3af (15.4W)
- Integrated detection and classification logic
- Programmable current limit and disconnect threshold
- I2C interface for configuration and monitoring
- Automatic or manual power management modes
- Thermal shutdown and overcurrent protection
- Compact 56-VQFN package for space-saving designs
Target Applications
- 5G base stations (remote radio units)
- Industrial Ethernet switches (e.g., for factory automation)
- IP cameras (e.g., 4K surveillance systems)
- Wireless access points (e.g., Wi-Fi 6/6E)
- PoE lighting systems
- Smart building controllers
- Medical devices (e.g., patient monitoring)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS23882RTQT. 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
TPS23882RTQT 是德州儀器(TI)推出的一款高度集成的4通道以太網供電(PoE)電源設備(PSE)控制器。它支持每端口高達30W的功率(IEEE 802.3at Type 2),並兼容2對和4對供電方式。該器件由3.3V電源供電,集成了PoE PSE應用所需的所有功能,包括檢測、分類、限流和斷開檢測。採用緊湊的56-VQFN(8x8 mm)封裝,非常適合空間受限的網絡設備。
詳細技術參數
| 參數 |
數值 |
| 通道數 |
4 |
| PoE標準 |
IEEE 802.3at Type 2(每端口最高30W) |
| 供電方式 |
2對或4對 |
| 供電電壓 |
3.3V |
| 工作溫度 |
-40°C 至 +125°C |
| 封裝 |
56-VQFN(8x8 mm) |
| 檢測方式 |
電阻或電容 |
| 分類 |
IEEE 802.3at Class 0-4 |
| 限流 |
可編程,每端口最高850mA |
| 斷開檢測 |
AC或DC斷開 |
| 故障保護 |
過流、過溫、短路 |
核心特性
- 4個獨立PoE PSE通道,支持每端口功率管理
- 支持IEEE 802.3at Type 2(30W)並向下兼容802.3af(15.4W)
- 集成檢測和分類邏輯
- 可編程限流和斷開閾值
- I2C接口用於配置和監控
- 自動或手動功率管理模式
- 熱關斷和過流保護
- 緊湊的56-VQFN封裝,節省設計空間
典型應用場景
- 5G基站(遠程射頻單元)
- 工業以太網交換機(如工廠自動化)
- IP攝像機(如4K監控系統)
- 無線接入點(如Wi-Fi 6/6E)
- PoE照明系統
- 智能樓宇控制器
- 醫療設備(如病人監護)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS23882RTQT 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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