WMSIC Electronic Components

SHIKUES 78M12

Model78M12
PackageTO-252
BrandSHIKUES
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
SHIKUES 78M12
Type
SHIKUES
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
2V@(500mA)
Electronic Component
SHIKUES
Electronic Component
78M12
Electronic Component
1
Package
TO-252
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.445g
Electronic Component
1
Electronic Component
BM0225764981
Operating Temperature
40℃~+125℃
Operating Voltage
35V
Output
Electronic Component
Output Voltage
12V
Output Current
500mA
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.

78M12 线性稳压器产品概述

概要

78M12 是一款由 SHIKUES(时科)品牌生产的线性稳压器(LDO),专为提供高稳定性和低噪声的电源解决方案而设计。以下是对此产品的详细介绍。

基础参数

  • 压差:2V @ 500mA
  • 商品分类:线性稳压器(LDO)
  • 工作温度:-40℃ ~ +125℃
  • 待机电流:6mA
  • 最大输入电压:35V
  • 电源纹波抑制比(PSRR):71dB @ 120Hz
  • 输出极性:正极
  • 输出电压:12V
  • 输出电流:500mA
  • 输出类型:固定
  • 输出通道数:1

封装和外形

78M12 采用 TO-252-2(DPAK)封装,这是一种常见的表面安装封装,适合于各种现代电子设备的设计需求。TO-252 封装提供了良好的散热性能和紧凑的尺寸,使其在空间有限的应用场景中非常有用。

工作特性

输出电压稳定性

78M12 提供固定 12V 的输出电压,确保在各种负载条件下保持稳定的输出。这使得它非常适合需要精确电压控制的应用,如通信设备、工业控制系统和医疗设备等。

高效能和低噪声

该稳压器具有低压差(仅 2V @ 500mA),这意味着它可以在输入输出电压差较小的情况下提供高效能的电源转换。同时,其高电源纹波抑制比(PSRR)达到 71dB @ 120Hz,能够有效地抑制输入电源中的噪声和纹波,从而提供清洁且稳定的输出电压。

宽工作温度范围

78M12 支持广泛的工作温度范围,从 -40℃ 到 +125℃,使其适用于各种环境条件下的应用,无论是在极寒还是高温环境中,都能保持稳定运行。

低待机电流

在待机状态下,78M12 的电流仅为 6mA,这对于节能设计和延长电池寿命的应用来说是非常重要的。这种低待机电流特性使得该稳压器特别适合于便携式设备和低功耗系统。

应用场景

通信设备

在通信设备中,稳定的电源供应对于确保信号质量和系统可靠性至关重要。78M12 的高稳定性和低噪声特性使其成为基站、无线路由器和其他通信设备的理想选择。

工业控制系统

工业控制系统需要可靠且稳定的电源供应,以确保控制逻辑和传感器的正常运行。78M12 的宽工作温度范围和高效能转换能力使其非常适合于这些应用。

医疗设备

医疗设备对电源质量有非常高的要求,因为任何电源波动都可能影响设备的性能和安全性。78M12 的高PSRR和固定输出电压使其成为医疗设备中的理想选择。

便携式设备

对于需要长时间运行的便携式设备,低待机电流是非常重要的。78M12 低待机电流特性可以帮助延长电池寿命,从而提高设备的使用效率。

使用注意事项

  • 输入电压限制:确保输入电压不超过最大允许值(35V),以避免损坏稳压器。
  • 散热设计:由于 TO-252 封装具有良好的散热性能,建议在 PCB 设计中考虑适当的散热措施,以确保稳压器在高负载条件下保持正常工作。
  • 滤波电容选择:选择合适的输入和输出滤波电容,以进一步提高稳压器的性能和稳定性。

总结

SHIKUES 78M12 线性稳压器是一款高性能、低噪声的电源解决方案,适用于广泛的应用场景。其固定 12V 输出电压、宽工作温度范围、低待机电流和高效能转换能力,使其成为通信设备、工业控制系统、医疗设备以及便携式设备等领域的理想选择。通过合理的设计和使用,这款稳压器可以提供可靠且高效的电源供应,满足各种现代电子设备对稳定电源的需求。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.