STPM32TR ST Energy Metering IC | 24-VFQFN 裸焊盘 | 0.5% Accuracy, SPI Interface

Product Overview

The STPM32TR is a high-performance energy metering IC from STMicroelectronics, designed for single-phase power measurement applications. It integrates two 24-bit sigma-delta ADCs, a digital integrator, and a dedicated DSP core for accurate active, reactive, and apparent energy calculation. The device communicates via SPI interface and is housed in a compact 24-VFQFN exposed pad package, enabling efficient thermal management and space-saving PCB layouts.

Detailed Technical Specifications

Key Features

• Single-phase energy metering with active, reactive, and apparent power
• Two independent 24-bit ADCs for voltage and current sensing
• Digital integrator for Rogowski coil or shunt sensor
• Programmable gain amplifier (PGA) for current channel
• On-chip temperature sensor and voltage reference
• SPI interface for data readout and configuration
• Low power consumption: 5 mA typical
• Compact 24-VFQFN package with exposed pad for heat dissipation

Target Applications

• Smart meters (e.g., single-phase residential meters)
• Energy monitoring systems (e.g., industrial power analyzers)
• Power distribution units (PDUs) in data centers
• EV charging stations (e.g., AC charging piles)
• Building automation (e.g., HVAC power monitoring)
• 5G base station power monitoring
• Dashboard instrumentation for energy management

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STPM32TR. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• 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.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

STPM32TR 是意法半導體推出的高性能電能計量IC，專為單相功率測量應用設計。它集成了兩個24位元Σ-Δ ADC、一個數位積分器和專用DSP核心，可精確計算有功、無功和視在能量。器件通過SPI介面通信，採用緊湊的24-VFQFN裸焊盤封裝，實現高效的熱管理和節省PCB空間。

詳細技術參數

核心特性

• 單相電能計量，支援有功、無功和視在功率
• 兩個獨立的24位元ADC，用於電壓和電流檢測
• 數位積分器，支援羅氏線圈或分流傳感器
• 可程式設計增益放大器（PGA），用於電流通道
• 片上溫度感測器和電壓基準
• SPI介面，用於資料讀取和配置
• 低功耗：典型5 mA
• 緊湊的24-VFQFN封裝，帶裸焊盤散熱

典型應用場景

• 智慧電錶（例如單相住宅電錶）
• 能源監控系統（例如工業功率分析儀）
• 資料中心的電源分配單元（PDU）
• 電動汽車充電站（例如交流充電樁）
• 樓宇自動化（例如HVAC功率監控）
• 5G基站功率監控
• 能源管理儀錶盤

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STPM32TR 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 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。
• 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。
• 深港聯動，結算靈活：深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。
• 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。
• 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。

• 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。
• 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。
• 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。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]