WMSIC Electronic Components

BELLING BL8028CKCTR

ModelBL8028CKCTR
PackageWDFN-6-EP(2x2)
BrandBELLING
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BELLING BL8028CKCTR
Type
BELLING
Minimum package
3000 卷

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BELLING
Electronic Component
BL8028CKCTR
Electronic Component
1
Package
WDFN-6-EP(2x2)
Electronic Component
DC-DC Power Supply IC
Electronic Component
0.048g
Electronic Component
1
Type
Electronic Component
Synchronous
Electronic Component
Electronic Component
BM0228055578
Operating Temperature
40℃~+85℃@(TA)
Operating Voltage
2.6V~5.5V
Switching Frequency
2MHz
Electronic Component
Electronic Component
Output Voltage
600mV~5.5V

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

BL8028CKCTR 产品概述

一、产品简介

BL8028CKCTR 是贝岭(BELLING)出品的一款高频、高集成度降压型 DC-DC 转换器,采用降压拓扑并集成开关管和同步整流,适用于对体积、效率与静态功耗有较高要求的便携与工业类电子设备。封装为 WDFN-6-EP(2x2),器件适配外部无源元件实现灵活的输出调整与滤波设计。

二、主要参数

  • 输入电压范围:2.6V ~ 5.5V
  • 输出电压范围:0.6V ~ 5.5V(可调)
  • 输出电流:最大 1.5A
  • 开关频率:2MHz
  • 静态电流(IQ):典型 80µA
  • 工作温度:-40℃ ~ +85℃(TA)
  • 同步整流:支持(内部同步 MOSFET)
  • 拓扑结构:降压(Buck)
  • 封装:WDFN-6-EP (2x2)

三、核心特性

  • 高频开关(2MHz)可显著缩小外部电感与电容体积,便于高密度 PCB 设计。
  • 内置开关管与同步整流提高转换效率,尤其在中大电流工况下表现优异。
  • 低静态电流(80µA)利于电池供电系统延长待机时间。
  • 宽输入/输出可调范围满足多种电源域要求,灵活支持 MCU、传感器、射频模块等多类负载。

四、典型应用

  • 手持设备、可穿戴与便携消费电子的主/次电源管理。
  • 物联网终端、智能传感器、模块化通信设备的稳压电源。
  • 电池供电系统、低功耗控制板和工业控制模块的局部电源解决方案。

五、布局与使用建议

  • 将输入电容紧靠 VIN 与 GND 引脚放置以降低寄生感抗和回路面积。
  • 输出电感与输出电容应靠近芯片输出端排列,保证环路稳定与瞬态响应。
  • 充分焊接并接地裸露散热垫(EP),以提升热阻控制和长期可靠性。
  • 高频工作下注意 EMI 管理:输入输出走线尽量短且成对布线,必要时加输入滤波与共模抑制。

六、注意事项

  • 高频率带来的开关损耗在高 Vin 与大电流时会升高,需评估实际效率与散热。
  • 输出设置需通过外部反馈网络精确调校,选择低 ESR 的陶瓷电容可优化稳定性与纹波。
  • 在实际设计前,建议参考厂商完整数据手册与评估板进行验证,以确定元件选型与布局细节。

BL8028CKCTR 适用于追求小体积、低待机与较高效率的降压供电场合,是便携与 IoT 等领域的实用选择。若需原理图参考或常见外围元件推荐,可进一步提供设计需求以便给出更具体的建议。

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