LD57100J120R ST LDO Regulator | 6-覆晶（0.78x1.18） | 1.2V Output, 1A Current

Product Overview

The LD57100J120R from STMicroelectronics is a high-performance low-dropout (LDO) linear voltage regulator designed for space-constrained applications. Housed in a compact 6-pin flip-chip package measuring 0.78x1.18mm, it delivers a fixed output voltage of 1.2V with a maximum output current of 1A. This device combines low quiescent current, high PSRR, and excellent transient response, making it ideal for powering sensitive analog and digital loads in portable and industrial electronics.

Detailed Technical Specifications

Key Features

• Ultra-low dropout voltage: 200mV at 1A
• Low quiescent current: 55µA typical
• High PSRR: 70dB at 1kHz
• Low output noise: 30µVrms
• Stable with ceramic capacitors (1µF)
• Enable pin for power sequencing
• Overcurrent and thermal protection
• Compact flip-chip package for space-saving

Target Applications

• 5G base station power management
• Automotive dashboard displays
• Portable medical devices
• IoT sensors and modules
• FPGA and DSP core supplies
• Battery-powered equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for LD57100J120R. 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

LD57100J120R 是意法半導體（STMicroelectronics）推出的一款高性能低壓差線性穩壓器（LDO），專為空間受限的應用設計。它採用緊湊的 6 引腳覆晶封裝，尺寸僅為 0.78x1.18mm，提供固定的 1.2V 輸出電壓和最大 1A 輸出電流。該器件結合了低靜態電流、高電源抑制比（PSRR）和出色的瞬態響應，非常適合為可攜式和工業電子產品中的敏感類比和數位負載供電。

詳細技術參數

核心特性

• 超低壓差電壓：200mV @ 1A
• 低靜態電流：典型值 55µA
• 高電源抑制比：70dB @ 1kHz
• 低輸出噪聲：30µVrms
• 使用陶瓷電容（1µF）穩定
• 使能引腳用於電源排序
• 過流和過熱保護
• 緊湊的覆晶封裝節省空間

典型應用場景

• 5G 基站電源管理
• 汽車儀表板顯示
• 可攜式醫療設備
• 物聯網感測器和模組
• FPGA 和 DSP 核心供電
• 電池供電設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 LD57100J120R 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]