WMSIC Electronic Components

NCE NCE6602N

ModelNCE6602N
PackageSOT-23-6
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
NCE NCE6602N
Type
NCE
Minimum package
3000 卷

Technical parameters

Electronic Component
NCE
Electronic Component
NCE6602N
Electronic Component
1
Package
SOT-23-6
Electronic Component
1 N +1 P
Type
N +P
Electronic Component
MOSFET
Electronic Component
0.06g
Electronic Component
1
Electronic Component
BM0227373352
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1.2W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
30V
Capacitor(Ciss)
278pF

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

NCE6602N 产品概述

NCE6602N 是新洁能(NCE)推出的一款集成型小功率互补 MOSFET 器件,封装为 SOT-23-6,内部包含 1 个 N 沟 MOSFET 与 1 个 P 沟 MOSFET。该器件面向低电压(30V 以下)电源管理、功率开关与驱动场合,兼顾体积小、驱动简单与较低导通损耗的需求。

一、主要性能参数(概要)

  • 器件型号:NCE6602N(N沟 + P沟,单封装)
  • 漏源耐压 Vdss:30 V
  • 连续漏极电流 Id:3.5 A(单元)
  • 导通电阻 RDS(on):95 mΩ @ Vgs = 4.5 V(N 沟)
  • 功率耗散 Pd:1.2 W(典型 PCB 条件下)
  • 阈值电压 Vgs(th):2.2 V @ Id = 250 μA
  • 总栅极电荷 Qg:10 nC @ Vgs = 10 V
  • 输入电容 Ciss:278 pF @ 15 V
  • 反向传输电容 Crss:35 pF
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 封装:SOT-23-6
  • 品牌:NCE(新洁能)

二、主要特点与优点

  • 小封装、双 MOSFET 集成:SOT-23-6 外形可同时提供 N 与 P 沟单元,便于实现互补驱动、推挽或同步电路,节省 PCB 区域与焊盘。
  • 低电压应用友好:30V 的耐压适合 12V 系统及以下的电源管理应用。
  • 适度导通电阻:N 沟 RDS(on) 95 mΩ(在 4.5V 驱动电压下)在小功率负载下具有较小的导通损耗。
  • 中等栅电荷与电容:Qg = 10 nC、Ciss/Crss 处于中等水平,在开关速度与驱动损耗之间取得平衡,适合成本敏感的门驱或 MCU 直驱场景。

三、应用场景

  • 同步整流与降压转换器的小功率级
  • 电源开关、负载开/关控制(电池管理、备份电源切换)
  • 便携式设备的功率路径管理
  • 互补推挽驱动、直流电机小功率驱动或 H 桥的半桥单元
  • LED 驱动与稳压器保护电路

四、驱动与开关建议

  • 驱动电压:器件在 Vgs = 4.5 V 时 RDS(on) 标称值适中,若系统允许更高驱动(例如 10–12 V),可进一步降低导通损耗,但需注意器件最大栅极-源电压限制(典型 MOSFET 最大 Vgs ±20V,应参照详细数据手册)。
  • 栅极电流考虑:Qg = 10 nC,若期望在 100 ns 内完成 10 V 的上升/下降,则峰值驱动电流约为 100 mA(I = Qg / dt)。对 MCU 直驱场景,建议在栅极串联小电阻(例如 10–100 Ω)以限制瞬态电流并抑制振铃;若要求快速切换,建议使用专用门驱。
  • Miller 效应:Crss = 35 pF,会在开关瞬态中产生 Miller 通道,影响 dv/dt 和开关时间,设计时要考虑电压过冲与开关损耗。

五、热管理与 PCB 布局建议

  • 功率耗散 Pd 为 1.2 W(典型),实际散热能力强烈依赖 PCB 铜箔面积与散热路径。大电流或连续功率应用请在器件下方与周围扩展散热铜箔,并使用热 vias(若双层或多层 PCB),以降低结温并延长器件寿命。
  • 布局要点:
    • 将去耦电容(低 ESR)靠近 MOSFET 的电源输入端放置,以减少寄生电感与振铃。
    • 栅极回路尽量短且阻抗低,栅-源回路保持最短路径,避免环路面积过大。
    • 当 N 与 P 沟作为互补对使用时,注意各自的地/电源返回路径不要共模干扰。
    • 若用于高 dV/dt 环境,可在栅极加入限流电阻并在必要时并联 RC 阻尼。

六、选型建议与使用注意

  • 适合追求小封装与集成度的低功率设计:若系统电流不超过几安培、功耗受限、且需要 N/P 互补功能,NCE6602N 是较好的选择。
  • 若持续大电流或高功耗应用(长时间接近 3.5 A),需评估 PCB 散热与结温限定并考虑更大封装或并联器件。
  • 在高频开关场合,请评估 Qg 与开关损耗(Pswitch ≈ Qg × Vdrive × fswitch)对系统效率的影响,并在必要时采用更低 Qg 或更低 RDS(on) 的器件。

总结:NCE6602N 在 SOT-23-6 小封装下提供了 N 沟与 P 沟的互补组合,兼顾体积与电性能,适用于 12V 及以下的低功耗电源管理与开关控制场合。合理的驱动设计与 PCB 散热布局可以充分发挥其低导通电阻与中等开关特性的优势。若需进一步的详细参数、管脚排列或典型应用电路,请参考厂商完整数据手册或提出具体应用场景以便提供更精确的设计建议。

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