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Product Overview
The TPS65218B101PHPT is a highly integrated power management IC (PMIC) from Texas Instruments, designed for space-constrained and power-sensitive applications. It features four step-down DC/DC converters and one low-dropout regulator (LDO), providing a complete power solution for processors, FPGAs, and other digital loads. The device operates from a single 2.7V to 5.5V input supply and delivers up to 3A per buck converter. Its compact 48-pin HTQFP package (7x7 mm) enables small board footprints.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
2.7V to 5.5V |
| Number of Buck Converters |
4 |
| Buck Output Current (per channel) |
Up to 3A |
| LDO Output Current |
Up to 400mA |
| Switching Frequency |
2.2 MHz (typical) |
| Output Voltage Accuracy |
±1% |
| Operating Temperature Range |
-40°C to +125°C |
| Package |
48-HTQFP (7x7 mm) |
| Control Interface |
I2C (up to 3.4 MHz) |
| Protection Features |
UVLO, OCP, OVP, TSD |
Key Features
- Four high-efficiency step-down converters with integrated FETs
- One LDO with low dropout voltage
- I2C interface for dynamic voltage scaling and configuration
- Programmable output voltages and sequencing
- Power-good outputs for each rail
- Under-voltage lockout (UVLO), over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown (TSD)
- Small 7x7 mm HTQFP package
Target Applications
- 5G base station power management (e.g., for FPGA cores and I/O)
- Automotive dashboard and infotainment systems
- Industrial control and automation
- Portable and battery-powered devices
- Networking and telecom equipment
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS65218B101PHPT. 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
TPS65218B101PHPT 是德州儀器(TI)推出的一款高度集成的電源管理 IC(PMIC),專為空間受限和對功耗敏感的應用而設計。它包含四個降壓 DC/DC 轉換器和一個低壓差穩壓器(LDO),為處理器、FPGA 及其他數字負載提供完整的電源解決方案。該器件可在 2.7V 至 5.5V 的單一輸入電源下工作,每個降壓轉換器可提供高達 3A 的輸出電流。其緊湊的 48 引腳 HTQFP 封裝(7x7 mm)有助於實現小型電路板設計。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
2.7V 至 5.5V |
| 降壓轉換器數量 |
4 |
| 每通道降壓輸出電流 |
最高 3A |
| LDO 輸出電流 |
最高 400mA |
| 開關頻率 |
2.2 MHz(典型值) |
| 輸出電壓精度 |
±1% |
| 工作溫度範圍 |
-40°C 至 +125°C |
| 封裝 |
48-HTQFP(7x7 mm) |
| 控制接口 |
I2C(最高 3.4 MHz) |
| 保護功能 |
欠壓鎖定、過流保護、過壓保護、熱關斷 |
核心特性
- 四個高效率降壓轉換器,集成 MOSFET
- 一個低壓差 LDO
- I2C 接口,支持動態電壓調整和配置
- 可編程輸出電壓和上電時序
- 每個電源軌的電源正常指示輸出
- 欠壓鎖定、過流保護、過壓保護和熱關斷
- 小型 7x7 mm HTQFP 封裝
典型應用場景
- 5G 基站電源管理(例如 FPGA 內核和 I/O 供電)
- 汽車儀表盤和信息娛樂系統
- 工業控制與自動化
- 便攜式和電池供電設備
- 網絡和電信設備
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 TPS65218B101PHPT 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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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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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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