WMSIC Electronic Components

ON MC79L05ABDR2G

ModelMC79L05ABDR2G
PackageSOIC-8
BrandON
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 Date code within 2 years

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
ON MC79L05ABDR2G
Type
ON
Unit
Electronic Component
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
1.7V@(40mA)
Electronic Component
ON
Electronic Component
40uVrms
Electronic Component
MC79L05ABDR2G
Electronic Component
1
Package
SOIC-8
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.207g
Electronic Component
1
Electronic Component
BM0203619174
Operating Temperature
40℃~+125℃@(Tj)
Operating Voltage
20V
Output
Electronic Component
Output Voltage
5V

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

MC79L05ABDR2G 产品概述

在现代电子设计中,线性稳压器(LDO)是一种不可或缺的元件,用于确保电路中的电压稳定性,提供可靠的电力供应。MC79L05ABDR2G 是由安森美半导体(ON Semiconductor)生产的一款高效的固定输出 LDO 稳压器,其独特的参数配置和特性使其成为许多电子应用中的理想选择。

1. 基本特性与参数

MC79L05ABDR2G 的工作电压范围非常宽广,能够处理高达 -30V 的输入电压,这意味着它可以从较高电压源中获取电能,同时输出为固定的 -5V。它是一个负输出线性稳压器,设计用于为需要负电压的电路提供稳定的电压。

输出电流能力为 100mA,使其适用于多种功率需求范围小的应用。为了确保其在不同操作条件下的稳定性,MC79L05ABDR2G 的电压降(Dropout Voltage)最大值为 1.7V(在 40mA 负载下的标准测试),这在实际的应用中提供了良好的效率表现,尤其是在输入电压与输出电压之间的差距较小时。

PSRR(电源抑制比)为 49dB(在 120Hz 的频率下),这表明产品对输入电压变化的抑制能力较强,使其在噪声较高的电源供电条件下仍能输出稳定的电压。这一点在敏感的音频设备和射频应用中的重要性尤为显著。

2. 保护机制与可靠性

MC79L05ABDR2G 配备了多种保护功能,包括超温保护(Thermal Shutdown)和短路保护(Short-Circuit Protection)。这些特性确保了在负载过大或者散热条件不佳的情况下,稳压器能够自动限制输出,避免因过载或过热而导致的损坏。这使得其在设计应用中更加安全可靠,减小了电路中其他部件受到损害的风险。

3. 安装与封装

该器件采用 8-SOIC(Small Outline Integrated Circuit)封装,具有较为紧凑的尺寸(0.154" 宽),适合于在空间有限的电路板上应用。表面贴装型的设计使得其在自动化生产过程中易于安装并节省空间。在高密度的电子设备中,这种封装类型非常受欢迎。

4. 工作温度范围

MC79L05ABDR2G 的工作温度范围为 -40°C 到 125°C,使其在各种严苛环境下都能正常工作。因此,可以广泛应用于汽车电子、工业控制、通信设备以及便携式设备等众多领域,提升了产品的通用性和适应能力。

5. 应用场景

该 LDO 稳压器特别适合用于:

  • 电源管理:为模拟电路、传感器和信号处理模块提供稳定的负电压。
  • 通信设备:在电源波动较大时,确保设备可靠运行。
  • 音频设备:以高 PSRR 性能降低电源噪音,提高音质。
  • 自供电设备:在负载变化较大的情况下,仍能保持输出电压稳定。

结论

总之,MC79L05ABDR2G 是一款功能强大且稳定的负 LDO 稳压器,具备宽广的输入电压范围、优良的电源抑制比和完善的保护机制。对于需要稳定负电压的应用场合来说,它是一个理想的选择。无论是在设计新产品,还是在现有系统中替换老旧组件,MC79L05ABDR2G 都将提供卓越的性能与可靠性。

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