ST730M33R ST LDO Regulator | SOT-23-5 | 3.3V Output, 300mA

Product Overview

The ST730M33R is a low dropout linear voltage regulator from STMicroelectronics, offering a fixed output voltage of 3.3V and a maximum output current of 300mA. Housed in a compact SOT-23-5 package, it is designed for space-constrained applications requiring stable and efficient power regulation. The device features low quiescent current, high ripple rejection, and built-in protection circuits including thermal shutdown and current limiting.

Detailed Technical Specifications

Key Features

• Fixed 3.3V output with high accuracy
• Low dropout voltage: 200mV at full load
• Ultra-low quiescent current: 50µA
• High power supply rejection ratio: 60dB at 1kHz
• Thermal shutdown and current limit protection
• Stable with low ESR ceramic capacitors
• RoHS compliant and halogen-free

Target Applications

• 5G base station power management
• Automotive dashboard displays
• Portable battery-powered devices
• Industrial sensor modules
• IoT wireless modules (e.g., NB-IoT, LoRa)
• Medical monitoring equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for ST730M33R. 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

ST730M33R是意法半导体推出的一款低压差线性稳压器，提供固定的3.3V输出电压和最大300mA的输出电流。采用紧凑的SOT-23-5封装，适用于需要稳定高效电源管理的空间受限应用。该器件具有低静态电流、高纹波抑制比以及内置热关断和限流保护电路。

詳細技術參數

核心特性

• 固定3.3V输出，高精度
• 低压差：满载时200mV
• 超低静态电流：50µA
• 高电源抑制比：60dB @ 1kHz
• 热关断和限流保护
• 兼容低ESR陶瓷电容
• 符合RoHS标准，无卤素

典型應用場景

• 5G基站电源管理
• 汽车仪表盘显示屏
• 便携式电池供电设备
• 工业传感器模块
• 物联网无线模块（如NB-IoT、LoRa）
• 医疗监护设备

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 ST730M33R 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]