WMSIC Electronic Components

YANGJIE YJA3134KB

ModelYJA3134KB
PackageDFN-3(0.6x1)
BrandYANGJIE
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 26+

Available for RFQ

Technical data

Product details

13 specifications

Core information

Product name
YANGJIE YJA3134KB
Type
DFN-3(0.6X1)
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YANGJIE
Electronic Component
YJA3134KB
Electronic Component
1
Package
DFN-3(0.6x1)
Electronic Component
0.011g
Electronic Component
1
Electronic Component
BM0264756124
Electronic Component
Electronic Component
Electronic Component
10000

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

YJA3134KB N沟道MOSFET产品概述

YJA3134KB是扬杰科技推出的超小型低功耗N沟道MOSFET,针对便携电子、低功耗电路及高密度PCB设计场景优化,具备宽温耐受、快速开关、低导通损耗等核心特性,可满足多数3.7V/5V电池供电系统的电源管理需求。

一、产品核心定位与应用场景

该器件聚焦小功率低电压应用,尤其适合对封装尺寸、功耗及可靠性要求较高的场景,典型应用包括:

  • 便携音频设备:TWS蓝牙耳机/充电盒的电源开关、电池保护;
  • 智能穿戴:智能手环/手表的负载开关(控制传感器、显示屏供电);
  • 低功耗传感器模块:温湿度、运动传感器的电源管理;
  • 小功率DC-DC:5V转3.3V同步整流器(小电流场景);
  • 消费电子周边:便携充电器、移动电源的辅助开关。

二、关键电气参数特性解析

YJA3134KB的参数设计围绕“低功耗、易驱动、快速开关”核心需求,关键特性如下:

1. 低电压耐受与电流能力

漏源击穿电压Vdss=20V,连续漏极电流Id=700mA,完全覆盖主流3.7V锂电池(满电4.2V)及5V USB供电系统的电压范围,满足多数小功率负载的电流需求。

2. 低导通电阻(RDS(on))

在1.8V栅源电压(Vgs)下,RDS(on)仅700mΩ——这一参数直接匹配多数MCU的IO输出电压(如STM32、ESP32等常见MCU的IO可输出1.8V/3.3V),无需额外驱动电路即可实现低损耗导通,有效降低电源路径的压降与功耗。

3. 快速开关特性

栅极电荷量Qg=1nC(@4.5V Vgs),输入电容Ciss=56pF、反向传输电容Crss=2.5pF(@10V Vds)——低电容值意味着开关延迟小、损耗低,适合高频小信号应用(如同步整流、快速负载切换)。

4. 宽温可靠性

工作温度范围覆盖-55℃~+150℃,符合工业级器件的温度要求,可适应户外传感器、车载小模块等极端环境场景。

5. 稳定阈值电压

栅源阈值电压Vgs(th)=1.1V(@250μA Id),阈值低且一致性好,既保证易被MCU驱动,又避免低电压下的误导通风险。

三、封装与可靠性设计

YJA3134KB采用DFN-3(0.6×1mm)超小型封装,尺寸仅为常规SOT-23封装的1/3左右,极大节省PCB布局空间,适合高密度集成设计(如TWS充电盒内部紧凑布局)。

此外,扬杰科技针对该封装优化了散热路径,虽最大耗散功率Pd=360mW,但在小电流低功耗场景下可稳定工作;同时器件具备基础ESD防护能力,提升电路抗静电干扰性能,降低现场失效风险。

四、产品选型优势总结

对比同类同参数MOSFET,YJA3134KB的核心优势包括:

  1. 低Vgs驱动兼容性:1.8V Vgs下的低RDS(on),无需额外驱动电路;
  2. 超小封装密度:DFN-3封装满足便携设备的小型化需求;
  3. 宽温可靠性:-55℃~+150℃覆盖工业与消费电子场景;
  4. 国产供应保障:扬杰科技的成熟工艺与稳定供应,降低供应链风险。

综上,YJA3134KB是一款专为低功耗便携场景设计的高性价比N沟道MOSFET,可有效解决小功率电源管理中的“小型化、低损耗、易驱动”需求,适合各类便携电子及低功耗电路设计。

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