PCA9955BTWJ NXP LED Driver | 28-HTSSOP | 16-Channel, I2C, PWM

Product Overview

The PCA9955BTWJ is a 16-channel constant current LED driver from NXP Semiconductors, designed for high-performance lighting applications. It features an I2C-bus interface with programmable PWM dimming and individual brightness control. Housed in a compact 28-HTSSOP package, it supports up to 5.5V supply voltage and delivers up to 57 mA per channel. The device integrates error detection (LED open/short) and thermal shutdown, making it ideal for automotive, industrial, and consumer lighting systems.

Detailed Technical Specifications

Key Features

• 16 constant-current outputs with 8-bit or 10-bit PWM dimming
• I2C-bus interface with four selectable slave addresses
• Individual brightness control and group dimming
• Built-in error detection for LED open and short circuit
• Thermal shutdown protection
• Low standby current (typical 10 µA)
• Output current programmable via external resistor

Target Applications

• Automotive interior lighting (dashboard backlight, ambient lighting)
• 5G base station status indicators
• Industrial control panel LEDs
• Consumer electronics (TV backlight, smart home lighting)
• Portable device LED drivers

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for PCA9955BTWJ. 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

PCA9955BTWJ 是恩智浦半導體推出的一款16通道恆流LED驅動器，專為高性能照明應用設計。它採用I2C總線接口，支持可編程PWM調光和獨立亮度控制。器件封裝在緊湊的28-HTSSOP中，支持高達5.5V的電源電壓，每通道輸出電流高達57 mA。集成LED開路/短路檢測和熱關斷功能，適用於汽車、工業和消費照明系統。

詳細技術參數

核心特性

• 16路恆流輸出，支持8位或10位PWM調光
• I2C 總線接口，可選4個從機地址
• 獨立亮度控制和組調光
• 內置LED開路和短路錯誤檢測
• 熱關斷保護
• 低待機電流（典型值10 µA）
• 通過外部電阻可編程輸出電流

典型應用場景

• 汽車內部照明（儀表板背光、氛圍燈）
• 5G基站狀態指示燈
• 工業控制面板LED
• 消費電子（電視背光、智能家居照明）
• 便攜設備LED驅動

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 PCA9955BTWJ 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]