WMSIC Electronic Components

JJW(捷捷微) JMTL3407A

ModelJMTL3407A
PackageSOT-23
BrandJJW
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
JJW JMTL3407A
Type
JJW
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
JJW
Electronic Component
JMTL3407A
Electronic Component
1
Package
SOT-23
Electronic Component
1 P
Electronic Component
MOSFET
Electronic Component
0.043g
Electronic Component
1
Electronic Component
BM0226338277
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1.51W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
30V
Capacitor(Ciss)
580pF

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

JMTL3407A 产品概述

一、产品简介

JMTL3407A 是捷捷微(JJW)推出的一款小封装 P 沟道场效应管(P‑MOSFET),封装为 SOT‑23,适用于中低功率高侧开关与电源管理场合。器件额定漏源电压为 30V,连续漏极电流 4.1A,导通电阻低至 55mΩ(在 |Vgs|=10V 时),并且工作温度范围宽(-55°C 到 +150°C),适应恶劣工业与汽车级环境要求。

二、主要电气参数(典型/额定)

  • 漏源电压 Vdss:30V
  • 连续漏极电流 Id:4.1A
  • 导通电阻 RDS(on):55mΩ @ |Vgs|=10V
  • 阈值电压 Vgs(th):2.5V @ 250μA(典型)
  • 总栅极电荷 Qg:6.8nC(标称)
  • 输入电容 Ciss:580pF @ 15V
  • 反向传输电容 Crss:74pF @ 15V
  • 封装耗散功率 Pd:1.51W(SOT‑23 封装条件下典型)
  • 工作温度:-55°C ~ +150°C

三、主要特性与优势

  • 低导通电阻:在 |Vgs|=10V 时 RDS(on) 仅 55mΩ,可减少导通损耗,适合 1A~4A 级别负载。
  • 小封装高密度:SOT‑23 小体积便于 PCB 高密度布局,适合便携设备与空间受限设计。
  • 宽温特性:-55°C 至 +150°C 的工作范围,满足工业与高温应用需求。
  • 适中栅极电荷:Qg=6.8nC,有利于栅极驱动能耗控制,开关损耗和驱动器要求平衡。

四、典型应用场景

  • 高侧开关:作为电池、电源输入或负载的高侧开关控制器。
  • 电源路径管理:电源切换、反向电流保护与负载断开。
  • 便携与通信设备:由于封装小、RDS(on) 低,适用于手机配件、手持终端、路由等。
  • LED 驱动与电源模块:中小功率 LED 或电源管理子模块的开关元件。
  • 汽车电子与工业设备:在 30V 范围内的电源控制与保护电路。

五、使用建议与注意事项

  • 栅极驱动:JMTL3407A 为 P 沟道器件,导通需使栅极相对于源极呈负偏压。若以 MCU 直接驱动(如 3.3V/5V),需注意源极电位(电源电压)与 MCU 输出的电压差,可能需要电平移位或辅以 N‑MOS 作为电平转换。
  • 默认关断与吸收尖峰:建议在栅极并联 100k1M 的上拉(至源极)以保证上电时默认关断;在栅极串联 10Ω100Ω 的门阻以抑制振荡与限流冲击。
  • 热管理:SOT‑23 封装 Pd 标称 1.51W,但实际允许耗散受 PCB 铜量与环境温度影响。大电流连续工作时应增大敷铜面积、优化散热通道。
  • 保护与滤波:在有反向电流或浪涌的场合,推荐外接 TVS、续流二极管或 RC 滤波以保护器件免受瞬态冲击。
  • 参考电路:典型为源接电源(Vbat),漏接负载(To Load),栅极通过上拉电阻接源极并由控制器通过 N‑MOS 或电平转换器下拉以实现导通。

六、封装与订购信息

  • 品牌:JJW(捷捷微)
  • 型号:JMTL3407A
  • 封装:SOT‑23(3 引脚)
  • 建议在 PCB 封装与管脚定义上参照官方数据手册以确保管脚连接与焊盘尺寸准确。

总结:JMTL3407A 在 30V 等级范围内提供了低 RDS(on)、适中驱动需求和小体积封装的 P 沟道 MOSFET 解决方案,适合高侧开关与电源管理场景。设计时请注意栅极驱动电平与热管理,参照器件数据手册完成最终的 PCB 与保护设计。若需原理图示例或 PCB 封装建议,我可以进一步提供参考。

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