VNI4140K ST Power Switch | PowerSSO-24 | 4-Channel, 40V, 1A

Product Overview

The VNI4140K is a monolithic, quad high-side smart power switch designed by STMicroelectronics. It integrates four independent power MOSFETs with control logic and protection features in a compact PowerSSO-24 package. The device is capable of driving resistive, inductive, and capacitive loads, making it ideal for automotive and industrial applications where reliability and diagnostics are critical.

Detailed Technical Specifications

Key Features

• 4-channel high-side switch with embedded power MOSFETs
• Undervoltage and overvoltage lockout
• Overload and short-circuit protection with auto-restart
• Thermal shutdown with hysteresis
• Diagnostic output for fault indication
• CMOS-compatible input
• Very low standby power consumption

Target Applications

The VNI4140K is suitable for a wide range of applications including: automotive body controllers (e.g., lighting, wipers, seat adjustment), industrial PLCs, 5G base station power management, building automation (HVAC actuators, smart lighting), and dashboard control units. Specific examples: driving relays in a 5G base station power distribution unit, controlling LED arrays in automotive dashboard backlighting, and switching solenoids in industrial valve actuators.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for VNI4140K. 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

VNI4140K 是意法半導體（ST）推出的單片四通道高側智能功率開關，採用緊湊的 PowerSSO-24 封裝。它集成了四個獨立的功率 MOSFET、控制邏輯和保護功能，能夠驅動電阻性、電感性和電容性負載，非常適合需要高可靠性和診斷功能的汽車及工業應用。

詳細技術參數

核心特性

• 四通道高側開關，內置功率 MOSFET
• 欠壓和過壓鎖定
• 過載和短路保護，帶自動重啟
• 熱關斷（帶滯回）
• 故障診斷輸出
• CMOS 兼容輸入
• 極低待機功耗

典型應用場景

VNI4140K 適用於多種應用，包括：汽車車身控制器（如照明、雨刮、座椅調節）、工業 PLC、5G 基站電源管理、樓宇自動化（HVAC 執行器、智能照明）以及儀表板控制單元。具體示例：驅動 5G 基站配電單元中的繼電器、控制汽車儀表板背光 LED 陣列、以及切換工業閥門執行器中的電磁閥。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 VNI4140K 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]