WMSIC Electronic Components

NCE NCE3008XM

ModelNCE3008XM
PackageSOT-89-3L
BrandNCE
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
NCE NCE3008XM
Type
NCE
Minimum package
1000 未知

Technical parameters

Electronic Component
Electronic Component
Electronic Component
NCE
Electronic Component
NCE3008XM
Electronic Component
1
Package
SOT-89-3L
Electronic Component
1 N
Electronic Component
MOSFET
Electronic Component
0.21g
Electronic Component
1
Electronic Component
BM0228289529
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
3.5W
Electronic Component
Electronic Component
Electronic Component
1000
Voltage(Vdss)
30V
Capacitor(Ciss)
595pF

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

NCE3008XM 产品概述

一、规格参数

  • 型号:NCE3008XM(N沟道场效应管)
  • 数量:1 片
  • 漏-源电压 Vdss:30 V
  • 连续漏极电流 Id:8 A
  • 导通电阻 RDS(on):33 mΩ @ Vgs = 10 V(在 8 A 条件下)
  • 最大耗散功率 Pd:3.5 W
  • 阈值电压 Vgs(th):约 0.7 V
  • 总栅极电荷 Qg:9.3 nC @ 15 V
  • 输入电容 Ciss:595 pF @ 15 V
  • 反向传输电容 Crss:36 pF
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 品牌:NCE(新洁能)
  • 封装:SOT-89-3L

(注:更多电气特性、引脚排布和测试条件请参照厂方完整数据手册。)

二、主要特性与优势

  • 低导通电阻:33 mΩ 在 Vgs=10V 时能提供较低的传导损耗,适合中低压高电流场合,能有效降低导通功耗与发热。
  • 中等栅极电荷:Qg=9.3nC(15V 测试)在开关速度与驱动功耗之间取得平衡,适用于开关频率不极高的电源与负载开关。
  • 紧凑封装:SOT-89-3L 体积小,适合对空间敏感的应用,但封装热阻较大,需注意 PCB 散热设计。
  • 宽温度范围:工作温度覆盖 -55℃ 到 +150℃,适应工业级温度要求。

三、典型应用场景

  • DC-DC 转换器(中小功率降压/升压模块)
  • 低压电机驱动与负载开关
  • 电源开关与保护电路(短路/过载保护开关元件)
  • 汽车电子辅助电源(注意整车环境与匹配)
  • 白光/LED 驱动(在电流和功耗允许范围内)

四、设计与使用建议

  • 驱动电压:数据给出的 RDS(on) 在 Vgs=10V 条件下,请优先采用 10V 驱动以获得标称导通损耗;若采用逻辑电平(5V)驱动,应在应用中验证实际导通电阻与温升,避免过热。
  • 栅极驱动与寄生:Qg=9.3nC 意味着在快速开关时需较大驱动电流以缩短开关时间。建议在高速开关场合采用合适的栅极驱动器或在栅极串联阻抗以抑制振铃与电磁干扰。
  • Miller 效应:Crss=36pF 表示存在中等 Miller 电容,快速 dv/dt 可能引起栅极电压抖动;必要时使用栅极电阻或缓冲器控制变换速率。
  • 保护元件:在感性负载开关应用中应考虑回流或续流路径(续流二极管或同步 MOSFET),并可增设 TVS 或 RC 吸收器保护器件。

五、封装与热管理

  • SOT-89-3L 封装尺寸小,热阻相对较高,因此器件的连续耗散能力(Pd=3.5W)在实际电路中受 PCB 散热条件影响较大。
  • 建议在 PCB 上为 MOSFET 的引脚和底板放置大面积铜箔,必要时增加过孔与多层铜面以提高散热效率;避免在高环境温度或高占空比情况下长期工作在接近 Pd 的条件。
  • 在功率计算时应考虑环境温度、铜箔面积和焊盘设计对最大可用耗散功率的影响,并进行足够的热降额(derating)。

六、选型与注意事项

  • 若系统需在 5V 或更低门槛电平直接驱动,应先验证在该 Vgs 下的导通电阻及温升;若必须低压驱动,可优先考虑标定在低 Vgs 下 RDS(on) 的“logic-level” MOSFET。
  • 若工作频率较高或对开关损耗敏感,可评估更低 Qg 或更低 Coss 的替代器件以降低开关损耗。
  • 在高应力或关键可靠性场合,请参考厂方完整数据手册的 SOA、脉冲电流能力和极限值,并按制造商推荐的测试条件验证设计。

结论:NCE3008XM 以 30V/8A 的电气等级、33mΩ 的低导通电阻和小型 SOT-89 封装为特点,适合中低压、中功率的开关与开闭场合。合理的栅极驱动与 PCB 散热设计是发挥其性能、保证可靠性的关键。

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