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Product Overview
The TPS990STPZPRQ1 is a highly integrated automotive-grade power management IC (PMIC) from Texas Instruments, designed to meet the stringent requirements of advanced driver-assistance systems (ADAS), infotainment, and telematics. Housed in a compact 100-pin HTQFP (14x14 mm) package, this device combines multiple buck converters, LDOs, and monitoring functions to simplify power supply design in space-constrained automotive applications. With a wide input voltage range of 3.0V to 6.0V, it supports direct battery connection or pre-regulated rails, and operates over the full automotive temperature range of -40°C to +125°C.
Detailed Technical Specifications
| Parameter |
Value |
| Input Voltage Range |
3.0V – 6.0V |
| Number of Buck Converters |
4 |
| Buck Output Current (per channel) |
Up to 2.5A |
| Number of LDOs |
4 |
| LDO Output Current (per channel) |
Up to 300mA |
| Switching Frequency |
2.2 MHz (typical) |
| Output Voltage Accuracy |
±1% |
| Quiescent Current |
45 µA (typical) |
| Protection Features |
OVP, UVP, OCP, OTP, Short-Circuit |
| Package |
100-HTQFP (14x14 mm) |
| Operating Temperature |
-40°C to +125°C |
| Qualification |
AEC-Q100 |
Key Features
- Four high-efficiency buck converters with integrated FETs, each capable of 2.5A continuous output
- Four low-dropout regulators (LDOs) for noise-sensitive analog loads
- I2C/SPI programmable output voltages and sequencing
- Spread-spectrum clocking for reduced EMI
- Comprehensive fault protection: overvoltage, undervoltage, overcurrent, overtemperature, and short-circuit
- Power-good indicators and reset output for system monitoring
- Automotive-grade reliability: AEC-Q100 qualified, PPAP capable
Target Applications
- ADAS domain controllers (e.g., Mobileye EyeQ5, Nvidia Drive AGX)
- Infotainment head units (e.g., Qualcomm Snapdragon Automotive Cockpit)
- Telematics control units (TCUs) for V2X communication
- Instrument clusters and reconfigurable displays
- 5G automotive telematics modules
- Camera modules and sensor fusion systems
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
TPS990STPZPRQ1. 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
TPS990STPZPRQ1 是德州儀器推出的一款高度集成的車規級電源管理 IC (PMIC),專為滿足先進駕駛輔助系統 (ADAS)、信息娛樂系統和遠程信息處理的嚴格要求而設計。該器件採用緊湊的 100 引腳 HTQFP (14x14 mm) 封裝,結合了多個降壓轉換器、LDO 和監控功能,簡化了空間受限的汽車應用中的電源設計。其寬輸入電壓範圍為 3.0V 至 6.0V,支持直接電池連接或預穩壓軌道,並可在 -40°C 至 +125°C 的完整汽車溫度範圍內工作。
詳細技術參數
| 參數 |
數值 |
| 輸入電壓範圍 |
3.0V – 6.0V |
| 降壓轉換器數量 |
4 |
| 降壓輸出電流 (每通道) |
最高 2.5A |
| LDO 數量 |
4 |
| LDO 輸出電流 (每通道) |
最高 300mA |
| 開關頻率 |
2.2 MHz (典型值) |
| 輸出電壓精度 |
±1% |
| 靜態電流 |
45 µA (典型值) |
| 保護功能 |
過壓、欠壓、過流、過溫、短路 |
| 封裝 |
100-HTQFP (14x14 mm) |
| 工作溫度 |
-40°C 至 +125°C |
| 認證 |
AEC-Q100 |
核心特性
- 四個高效率降壓轉換器,集成 FET,每個可提供 2.5A 連續輸出
- 四個低壓差穩壓器 (LDO),用於噪聲敏感的模擬負載
- I2C/SPI 可編程輸出電壓和時序
- 展頻時鐘以降低 EMI
- 全面的故障保護:過壓、欠壓、過流、過溫和短路
- 電源正常指示和復位輸出,用於系統監控
- 車規級可靠性:AEC-Q100 認證,支持 PPAP
典型應用場景
- ADAS 域控制器 (例如 Mobileye EyeQ5、Nvidia Drive AGX)
- 信息娛樂主機 (例如 Qualcomm Snapdragon Automotive Cockpit)
- 用於 V2X 通信的遠程信息處理控制單元 (TCU)
- 儀表組和可重構顯示器
- 5G 汽車遠程信息處理模塊
- 攝像頭模塊和傳感器融合系統
環球供應鏈與批發合作夥伴方案
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我們的核心優勢包括:
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