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Product Overview
The TPS3305-33DGNR is a dual processor supervisor circuit from Texas Instruments, designed to monitor two independent supply voltages in microprocessor-based systems. It provides reset signals during power-up, power-down, and brown-out conditions, ensuring reliable system operation. The device features a fixed 3.3V threshold for the primary supply and an adjustable threshold for the secondary supply, making it ideal for multi-voltage systems. Housed in an 8-pin HVSSOP package, it offers a compact solution for space-constrained applications.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage Range |
1.8V to 6.0V |
| Reset Threshold (Primary) |
3.3V (fixed) |
| Reset Threshold (Secondary) |
Adjustable (0.5V to 3.3V) |
| Reset Output |
Active-low, open-drain |
| Reset Timeout Period |
200ms (typical) |
| Operating Temperature |
-40°C to +85°C |
| Package |
8-HVSSOP |
| Quiescent Current |
10µA (typical) |
Key Features
- Dual voltage monitoring with fixed and adjustable thresholds
- Low quiescent current (10µA) for battery-powered applications
- Reset output remains valid with VDD as low as 1.1V
- 200ms reset timeout period ensures system stabilization
- Small 8-pin HVSSOP package saves board space
- Wide operating temperature range (-40°C to +85°C)
Target Applications
- 5G base station power supply monitoring
- Automotive dashboard and infotainment systems
- Industrial PLC and motor control units
- Medical devices (e.g., patient monitors)
- Portable electronics (e.g., smartphones, tablets)
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS3305-33DGNR. 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
TPS3305-33DGNR 是德州儀器推出的雙處理器監控電路,專為監控微處理器系統中的兩個獨立電源電壓而設計。它在電源上電、掉電和欠壓條件下提供復位信號,確保系統可靠運行。該器件具有固定的 3.3V 主電源閾值和可調節的輔助電源閾值,非常適合多電壓系統。採用 8 引腳 HVSSOP 封裝,為空間受限的應用提供了緊湊的解決方案。
詳細技術參數
| 參數 |
數值 |
| 電源電壓範圍 |
1.8V 至 6.0V |
| 復位閾值(主電源) |
3.3V(固定) |
| 復位閾值(輔助電源) |
可調節(0.5V 至 3.3V) |
| 復位輸出 |
低電平有效,開漏 |
| 復位超時週期 |
200ms(典型值) |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
8-HVSSOP |
| 靜態電流 |
10µA(典型值) |
核心特性
- 雙電壓監控,具有固定和可調節閾值
- 低靜態電流(10µA),適用於電池供電應用
- 復位輸出在 VDD 低至 1.1V 時仍有效
- 200ms 復位超時週期確保系統穩定
- 小型 8 引腳 HVSSOP 封裝節省電路板空間
- 寬工作溫度範圍(-40°C 至 +85°C)
典型應用場景
- 5G 基站電源監控
- 汽車儀表盤和信息娛樂系統
- 工業 PLC 和電機控制單元
- 醫療設備(如病人監護儀)
- 便攜式電子產品(如智能手機、平板電腦)
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS3305-33DGNR 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。
以上產品均為原廠正貨,提供 BOM 配單及現貨庫存支援,歡迎查詢。
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