WMSIC Electronic Components

BELLING BL0906

ModelBL0906
PackageLQFP-32(7x7)
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BELLING BL0906
Type
BELLING
Minimum package
250 卷

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BELLING
Electronic Component
BL0906
Electronic Component
1
Package
LQFP-32(7x7)
Electronic Component
Energy Metering IC
Electronic Component
0.1%
Electronic Component
1.69g
Electronic Component
1
Channel Count
6
Features
Programmable; Built-in Temperature Sensor; Built-in Filter; Built-in Reference; and;; Output
Dynamic
5000:1
Electronic Component
BM0230029842
Operating Temperature
40℃~+85℃
Operating Voltage
3V~3.6V
Operating Current
10mA

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

BL0906 产品概述

一、核心特性

BL0906 是贝岭(BELLING)推出的一款高精度多相电量计量芯片,封装为 LQFP-32(7x7)。芯片支持 6 通道输入,典型计量精度可达 0.1%,动态范围高达 5000:1,工作电压范围宽(3.0V ~ 3.6V),静态与动态性能适合智能电表与多路能耗监测场景。内部提供 1.2V 基准电压(温漂 20 ppm/℃),工作时钟典型为 8MHz,带宽 (-3dB) 达 14kHz,以满足宽频带谐波和快速瞬态的测量需求。

二、主要参数(摘要)

  • 芯片型号:BL0906(LQFP-32,7x7)
  • 厂商:BELLING(贝岭)
  • 表计类型:多相电量芯片,6 通道
  • 精度:0.1%(典型)
  • 动态范围:5000:1
  • 工作电压:3.0V ~ 3.6V
  • 工作电流:约 10mA
  • 工作温度:-40℃ ~ +85℃
  • 基准电压:1.2V,温漂 20 ppm/℃
  • 时钟频率(fc):8MHz(典型)
  • 带宽(-3dB):14kHz
  • 接口类型:SPI / UART

三、功能架构与工作原理(概述)

BL0906 集成模拟前端、采样 ADC、数字信号处理与寄存器接口:

  • 模拟前端负责电压、电流信号的带通/低通滤波与放大,配合外部取样变比(CT/PT)或分压电阻完成量程匹配;
  • 高分辨率 ADC 进行采样,DSP 模块计算有功/无功/视在能量及功率因数等电参;
  • 内部基准与时钟(8MHz)保证测量基准,SPI 与 UART 提供数据读取、配置与校准通道。

四、典型应用场景

  • 三相/多回路智能电表与分相计量系统;
  • 楼宇及工商业能耗分级计量、分表计费;
  • 工业配电、能效管理系统与远程监测终端;
  • 新能源与储能系统的多路功率监测、充电桩能量计量。

五、参考设计与设计要点

  • 电源与基准:建议使用低噪 LDO,为芯片 VDD 提供稳定 3.0~3.6V;在 VDD 与基准脚附近放置 0.1μF 和 1μF 陶瓷去耦电容;基准输出建议加 RC 低通滤波以降低噪声影响;
  • 模拟前端布线:电压、电流取样点靠近芯片布局,尽量缩短信号回路,分离模拟与数字地,注意 CT/分流器与放大器的共模范围与防护;
  • 时钟与接口:若外部时钟源需保证 8MHz 稳定性;SPI/UART 接口应增加 ESD 与浪涌保护以适应现场环境;
  • 校准与温度补偿:利用片内基准(1.2V)与寄存器校准系数,结合温漂特性制定出厂与现场校准流程,以保证 0.1% 精度在全温区内的可追溯性。

六、封装与环境适应性

BL0906 提供 LQFP-32(7x7)封装,适合自动化贴装。器件在 -40℃ ~ +85℃ 工况下稳定工作,适应工业级应用要求。在实际 PCB 设计中应考虑散热与焊盘过孔布局,以保证长期可靠性。

总结:BL0906 以其高精度(0.1%)、大动态范围(5000:1)和多通道能力,适合要求高精度、多路计量与现场环境适应性的能耗计量产品。按上述参考设计要点进行电源、模拟前端与校准设计,可有效发挥芯片性能,满足商业与工业级计量需求。

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