UC3845BN

Share
Product description
Shipping & Return

UC3845BN — Overview

UC3845BN by Texas Instruments is a high-volume electronic component supplied by Shenzhen Jingteng Electronics (JTDZ Tech). 50% 占空比电流模式 PWM 控制器,反激电源与电源维修常用. We keep this part in stock for OEMs, ODMs and EMS providers in India, Vietnam and the Middle East.

Key Specifications

Part NumberUC3845BN
ManufacturerTexas Instruments
CategoryPower Management Chips
PackageDIP-8
TopologyFlyback / current-mode
Start-up Voltage8.4 V
Max Duty Cycle50 %
Switching FrequencyUp to 500 kHz
Output Current±1 A totem pole
Reference5 V ± 1 %
ProtectionPulse-by-pulse current limit
PackageDIP-8
Date CodeRecent date code, original factory
Stock StatusIn stock — ships within 24 hours

Typical Applications

Low-power adapters, LED drivers, auxiliary supplies, power supply repair.

Why Buy UC3845BN from JTDZ Tech

  • 100% original and new parts, traceable date code, Certificate of Conformance available
  • MOQ from 1 pc for samples, competitive tier pricing for volume orders
  • X-ray and visual inspection, third-party lab test (White Horse / GDS) supported before shipment
  • Quote within 24 hours, export shipping to India, Vietnam, the Middle East and worldwide

Quality Guarantee

Every order ships with date code and Certificate of Conformance (COC). Visual and X-ray inspection, and third-party inspection (White Horse, GDS, or your designated lab) are supported before shipment.

💬 Prices vary with order quantity & market conditions. The listed price is for reference only. Contact us for a real-time quote — we offer competitive pricing for volume orders and hard-to-find parts.
价格随采购数量与行情浮动,所示价格仅供参考。欢迎询价获取实时报价,量大从优。
Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.

Related Products

BQ24075RGTR

带电源路径管理的 1.5A 锂电充电 IC,带 USB 输入限流与动态路径切换

UC3843BD1R2G

电流模式 PWM 控制器,反激开关电源与适配器的标准芯

IR2153STRPBF

自振荡半桥驱动 IC,镇流器与半桥逆变器的经典驱动方案

RT9193-33GB

300mA 低噪声 LDO,射频与音频电路的低噪声供电选择

LM78L05ACZ

100mA 小电流 5V 线性稳压器,小家电与控制板的常规供电

XL4016E1

8A 大电流降压恒流模块核心 IC,充电器与 LED 驱动常用

DW01-P

单节锂电保护 IC,与 8205A 配对使用,出货量最大的保护方案

MCP73831T-2ATI/OT

500mA 线性锂电充电管理 IC,小体积便携设备最常用充电芯片