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ON NCV78L05ABDR2G
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ON NCV78L05ABDR2G
- Type
- ON
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ON
- Electronic Component
- 40uV
- Electronic Component
- NCV78L05ABDR2G
- Electronic Component
- 1
- Package
- SOIC-8
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 0.207g
- Electronic Component
- 1
- Electronic Component
- BM0229969693
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 30V
- Output
- Electronic Component
- Output Voltage
- 5V
- Output Current
- 100mA
- Output Type
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
NCV78L05ABDR2G 产品概述
一 产品简介
NCV78L05ABDR2G 是安森美（ON Semiconductor）推出的一款高输入电压、低功耗的线性稳压器（LDO），提供固定5V正输出，最大输入耐压可达30V，输出电流可支持到100mA。器件集成使能控制、过热保护、过流/短路保护，适合汽车及工业级电源管理应用，工作温度范围为 -40℃ 至 +125℃。
二 主要特性
- 固定输出电压：5.0V（正极输出）
- 最大输入电压：30V
- 最大发电电流：100mA
- 静态电流（Iq）：6mA（典型）
- 电源纹波抑制比（PSRR）：49dB @ 120Hz
- 输出噪声：约 40μV
- 低功耗待机功能：带使能（EN）引脚，用于外部控制
- 保护功能：过热保护、过流限制及短路保护
三 电气性能要点
- 输出类型：固定线性稳压
- 输出通道数：1 路
- 工作温度范围：-40℃ ~ +125℃，符合汽车级或工业级温度要求
- 封装：SOIC-8，便于标准PCB 布局与散热处理
四 应用场景
- 汽车电子中的辅助电源（传感器、MCU外围）
- 工业控制设备、计量及接口电路的本地供电
- 仪表与通信设备中需要高PSRR与低噪声的模拟电源
- 需要外部使能控制及保护功能的小功率电源模块
五 设计与布局建议
- 输入端建议并联适当陶瓷+钽电解组合电容，改善瞬态响应与PSRR；输出端推荐放置低ESR电容以保持环路稳定。
- SOIC-8 封装需注意良好散热铺铜，通过地平面和热过孔降低结温。
- 使能引脚用于电源管理时，应确保上/下拉电阻与MCU电平兼容并避免浮空，防止启动异常。
六 使用注意事项
- 在输出接近最大负载或高输入电压条件下，器件功耗显著上升，应计算结-壳-环境温升以避免触发热关断。
- PSRR 和噪声数据基于典型测试条件，具体系统表现依赖于输入滤波与PCB布局；对噪声敏感的应用请做好滤波与接地设计。
- 请参考安森美正式数据手册获取完整引脚定义、典型电路与绝对最大额定值，确保可靠使用。
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