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ON UC2845BD1R2G
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- ON UC2845BD1R2G
- Type
- ON
- Unit
- Electronic Component
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- ON
- Electronic Component
- UC2845BD1R2G
- Electronic Component
- 1
- Package
- SOIC-8
- Electronic Component
- AC-DC Controllers and Regulators
- Electronic Component
- 0.207g
- Electronic Component
- 1
- Features
- (OCP);; (UVP)
- Electronic Component
- BM0030051230
- Electronic Component
- PWM
- Operating Temperature
- 25℃~+85℃
- Operating Voltage
- 7.6V~30V
- Switching Frequency
- 500kHz
- Isolation
- Isolated
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
UC2845BD1R2G 产品概述
UC2845BD1R2G 是安森美（ON Semiconductor）推出的一款高级控制器，旨在实现高效的AC-DC转换和稳压应用，其设计适合需要宽输入电压范围和高功率转换效率的场合。作为一款表面贴装型（SMD）元器件，UC2845BD1R2G 采用了 SOIC-8 封装，适合现代电子设备紧凑布局的需求，特别是在低功耗和小空间应用中。
主要特性
输出类型与功能： UC2845BD1R2G 是一款晶体管驱动器，具有升压和升压/降压的能力。其正输出配置使其非常适合于稳定的电源管理系统。从设计角度看，该器件主要应用在需要生成高电压输出的电源转换器中。
电压范围： 该控制器的供电电压范围为 7.6V 到 30V，能够支持各种输入电源的转换需求。无论是来自电池的直流电源，还是工频交流电源，该产品都能提供稳定的输出电压，适合广泛的应用领域。
频率与占空比： UC2845BD1R2G 的开关频率最高可达 500kHz，这使其能够实现快速的调节响应和低输出电源的体积。同时，它的最大占空比为 48%，确保在大多数工作条件下能保持良好的稳定性。
温度范围： 该器件的工作温度范围为 -25°C 到 85°C，满足多种环境条件下的应用需求，增强了其在工业以及消费类电子产品中的使用灵活性和可靠性。
拓扑结构： UC2845BD1R2G 采用反激式拓扑结构，特别适合离线提升电池供电的电源管理。反激式拓扑具有较高的额定功率密度，适用于通过调节频率来有效控制输出功率。
控制特性： 其频率控制的特性使得该控制器能够很好地适应负载变化，确保电源输出的稳定性。这种控制方式在设计上可以提高转换效率，降低功耗。
封装类型： UC2845BD1R2G 采用 8-SOIC 封装，宽度为3.90mm，设计上特别考虑到空间限制和表面安装的便捷性。这种封装方式不仅有助于提高电路的集成度，还能简化装配工艺。
应用场景
由于其卓越的性能和特性，UC2845BD1R2G 控制器被广泛应用于各种电源管理应用。这些应用包括：
- 消费电子：在便携式设备中，用于稳定供电，如智能手机、平板电脑等。
- 工业设备：支持对自动化设备和仪器的电源管理，确保其正常工作。
- 电池供电的应用：在需要从电池高效转换电压的场合，提升设备的续航能力。
- LED驱动器：用于高效驱动LED灯光，以实现更好的亮度和延续的使用寿命。
总结
UC2845BD1R2G 是一款强大且高效的 AC-DC 控制器，结合了晶体管驱动能力、宽电压范围和优异的温度适应性，适合多种现代电子产品的电源管理需求。凭借其反激式拓扑和灵活的频率控制特性，它不仅优化了电源设计，还为工程师提供了足够的空间来创造高效而紧凑的电源解决方案。选择 UC2845BD1R2G，您将为您的设计提供优质、可靠的电源管理方案。
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