WMSIC Electronic Components

VBsemi SQD50P08-25L-GE3-VB SQD50P08

ModelSQD50P08-25L-GE3-VB
PackageTO-252
BrandVBSEMI
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

19 specifications

Core information

Product name
VBsemi SQD50P08-25L-GE3-VB
Type
VBSEMI
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
VBSEMI
Electronic Component
SQD50P08-25L-GE3-VB
Electronic Component
1
Package
TO-252
Electronic Component
1 P
Type
P
Electronic Component
MOSFET
Electronic Component
0.424g
Electronic Component
1
Electronic Component
BM0265607384
Operating Temperature
55℃~+175℃
Power Dissipation(Pd)
136W
Electronic Component
Electronic Component
Electronic Component
2500
Voltage(Vdss)
100V

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

SQD50P08-25L-GE3-VB P沟道MOSFET产品概述

一、产品定位与核心属性

SQD50P08-25L-GE3-VB是微碧半导体(VBsemi) 推出的一款中高压、大电流P沟道增强型MOSFET,采用TO-252(DPAK)贴片封装,核心定位为工业级及消费类功率转换、驱动控制场景的高效功率器件。其覆盖宽温度范围(-55℃~+175℃),具备低导通电阻、高电流承载能力等特点,可满足多种中压大电流应用的可靠性与效率需求。

二、关键电气参数亮点

该器件的核心参数针对中压大电流场景做了优化,关键指标及实际价值如下:

1. 电压与电流承载能力

  • 漏源电压(Vdss):100V:满足24V、48V等中压系统的电压裕量需求,避免过压击穿风险(例如48V系统的峰值电压通常不超过60V,100V的裕量可提升系统可靠性);
  • 连续漏极电流(Id):50A(25℃):支持大电流负载稳定工作,适合功率需求较高的场景(如电动工具的电机驱动、DC-DC转换的输出级);
  • 耗散功率(Pd):136W(25℃):承载功率能力强,可应对瞬时功率波动(如负载启动时的浪涌电流)。

2. 低导通损耗设计

导通电阻(RDS(on))是功率损耗的核心指标,该器件表现优异:

  • 10V栅源电压下:17mΩ;
  • 4.5V栅源电压下:21mΩ;
    低RDS(on)直接降低导通损耗(I²R),例如50A负载下,17mΩ对应的导通损耗仅约42.5W,远低于同类同参数器件(部分竞品RDS(on)达25mΩ以上,损耗增加近50%),显著提升系统效率。

3. 易驱动特性

  • 阈值电压(Vgs(th)):1V@250uA:低阈值设计兼容3.3V、5V等常见控制电压,无需额外升压电路即可可靠导通,降低驱动电路复杂度;
  • 栅极电荷量(Qg):105nC@10V、[email protected]:低Qg减少开关损耗,提升开关频率上限(可支持100kHz以上的高频应用),适合DC-DC转换等高频场景。

4. 电容与EMI平衡

  • 输入电容(Ciss):4.7nF、反向传输电容(Crss):235pF、输出电容(Coss):320pF;
    电容参数优化平衡了开关速度与EMI性能,避免高频干扰(Crss较小可减少米勒效应导致的开关振荡)。

三、封装与可靠性

该器件采用TO-252(DPAK)贴片封装,具备以下优势:

  1. 体积紧凑:尺寸为6.5×7.8×2.3mm,适合高密度PCB设计,节省空间;
  2. 散热性能:封装底部与PCB散热焊盘直接接触,热阻低(约1.8℃/W),可有效导出功率损耗产生的热量;
  3. 工业级可靠性:工作温度范围-55℃~+175℃,符合GJB等工业标准,可适应极端环境(如户外光伏逆变器、高温车间控制器);
  4. 焊接兼容性:贴片封装支持自动化焊接,生产效率高,降低人工成本。

四、典型应用场景

基于其参数特性,该器件适用于以下场景:

  1. DC-DC转换电路:作为同步整流管或开关管,用于24V/48V电源系统(如服务器电源、工业电源),提升转换效率至90%以上;
  2. 电机驱动:小功率直流电机、步进电机的驱动控制(如电动螺丝刀、小型扫地机器人);
  3. 电池保护电路:锂电池过充、过放、过流保护的主开关,低导通电阻减少电池损耗(10A负载下损耗仅0.02W);
  4. 负载开关:电源管理中的负载切换(如智能家居中枢、工业PLC的多路负载控制);
  5. 工业控制:变频器、伺服驱动器等工业设备的功率级电路,宽温特性适应恶劣工况。

五、品牌与选型价值

微碧半导体(VBsemi)作为国内功率器件领域的成熟厂商,该产品具备以下选型优势:

  1. 参数匹配性:100V/50A的组合覆盖多数中压大电流场景,无需过度降额,设计更灵活;
  2. 成本效益:性能优于部分进口器件(如RDS(on)更低),价格更具竞争力,可降低BOM成本;
  3. 供货稳定性:国产厂商供货周期可控(通常2-4周),避免进口器件的断供风险;
  4. 技术支持:提供完整的datasheet、应用电路参考及现场技术支持,降低设计难度。

总结:SQD50P08-25L-GE3-VB是一款性能均衡的P沟道MOSFET,兼顾效率与可靠性,适合中压大电流、宽温环境的功率应用,是工业控制、消费电子等领域的高性价比选型。

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