L7912CV ST Voltage Regulator | TO-220 | -12V Output, 1.5A Current

Product Overview

The L7912CV is a fixed negative voltage regulator from STMicroelectronics, providing a stable -12V output with a maximum output current of 1.5A. Housed in the industry-standard TO-220 package, it offers excellent thermal performance and reliability for a wide range of applications. The device includes internal current limiting, thermal shutdown, and safe-area compensation, making it robust against overloads and short circuits.

Detailed Technical Specifications

Key Features

• Fixed -12V output voltage
• Output current up to 1.5A
• Internal thermal overload protection
• Short circuit protection
• Safe-area compensation
• Low dropout voltage (2V typical)
• Excellent line and load regulation
• High ripple rejection (55 dB)
• Industry-standard TO-220 package for easy heatsinking

Target Applications

• 5G base station power supplies (negative rail for RF amplifiers)
• Automotive dashboard displays and infotainment systems
• Industrial control systems (PLC, motor drives)
• Telecommunication equipment (switches, routers)
• Medical devices (patient monitors, diagnostic equipment)
• Audio amplifiers (providing negative supply for op-amps)

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for L7912CV. 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

L7912CV是意法半導體（ST）推出的固定負電壓穩壓器，提供穩定的-12V輸出，最大輸出電流1.5A。採用業界標準的TO-220封裝，具有優異的熱性能和可靠性，適用於多種應用。器件內置電流限制、熱關斷和安全區補償，使其能夠承受過載和短路。

詳細技術參數

核心特性

• 固定-12V輸出電壓
• 輸出電流高達1.5A
• 內部熱過載保護
• 短路保護
• 安全區補償
• 低壓差電壓（典型2V）
• 優異的線性和負載調整率
• 高紋波抑制比（55 dB）
• 業界標準TO-220封裝，易於散熱

典型應用場景

• 5G基站電源（射頻放大器的負電源軌）
• 汽車儀表板顯示和信息娛樂系統
• 工業控制系統（PLC、電機驅動）
• 電信設備（交換機、路由器）
• 醫療設備（病人監護儀、診斷設備）
• 音頻放大器（為運算放大器提供負電源）

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 L7912CV 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]