WMSIC Electronic Components

ON SBAS16LT1G

ModelSBAS16LT1G
PackageSOT-23-3(TO-236)
BrandON
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

20 specifications

Core information

Product name
ON SBAS16LT1G
Type
ON
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
ON
Electronic Component
SBAS16LT1G
Electronic Component
1
Package
SOT-23-3(TO-236)
Electronic Component
Switch Diode
Electronic Component
0.03g
Electronic Component
1
Electronic Component
BM0258853358
Current
200mA
Diode
Electronic Component
Current(Ir)
1uA@100V
(Vf)
1.25V@150mA
Power Dissipation(Pd)
300mW
Electronic Component
55℃~+150℃@(Tj)

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

SBAS16LT1G 开关二极管产品概述

SBAS16LT1G是安森美(ON Semiconductor)推出的独立式高速开关二极管,核心优势集中在快速反向恢复、低损耗设计、小封装集成及宽温适应性,广泛适配高频逻辑、脉冲处理、便携式设备等场景的开关/钳位/保护需求。

一、产品定位与核心特性

作为针对低功耗、高频应用优化的开关二极管,SBAS16LT1G的核心特性可总结为:

  1. 高速开关能力:反向恢复时间仅6ns,支持高频脉冲信号的快速切换;
  2. 低损耗设计:正向压降1.25V@150mA(典型工作电流区间),反向漏电流仅1μA@100V,显著降低导通/待机功耗;
  3. 小封装集成:采用SOT-23-3(TO-236)封装,尺寸紧凑(约1.6mm×2.9mm×1.1mm),适合高密度PCB布局;
  4. 抗冲击能力:非重复峰值浪涌电流1.8A,可应对瞬间过流冲击,提升电路可靠性;
  5. 宽温适应性:工作结温范围-55℃~+150℃,覆盖工业、户外等极端环境场景。

二、关键电气参数详解

SBAS16LT1G的电气参数围绕“开关效率”和“可靠性”优化,核心参数的实际意义如下:

  • 正向特性:正向压降(Vf)1.25V@150mA——在150mA典型工作电流下,导通损耗仅0.1875W,适合电池供电设备(如可穿戴)延长续航;
  • 反向特性:直流反向耐压(Vr)100V(保证反向不击穿),反向漏电流(Ir)1μA@100V(待机状态下静态功耗极低,仅0.1mW);
  • 开关特性:反向恢复时间(Trr)6ns——快速恢复避免了反向导通时间过长导致的功率损耗,支持最高约80MHz左右的高频开关应用;
  • 功率与电流:连续整流电流200mA(最大连续工作电流),最大耗散功率300mW(需注意PCB散热设计),非重复浪涌电流1.8A(可承受单次瞬间过流,如电源上电冲击)。

三、封装与物理特性

SBAS16LT1G采用SOT-23-3封装(引脚数3,符合TO-236标准),具有以下物理优势:

  • 尺寸紧凑:封装体积小,可节省PCB空间,适配小型化模块(如蓝牙耳机、智能手环);
  • 焊接兼容性:兼容标准回流焊工艺,焊接温度范围符合电子组装规范;
  • 引脚配置:3引脚设计(通常为阳极、阴极、空脚),便于电路集成,无需额外引脚定义调整。

四、典型应用场景

结合参数特性,SBAS16LT1G的典型应用集中在以下领域:

  1. 高速数字逻辑电路:作为钳位二极管或开关管,用于CPU、FPGA等数字芯片的信号电平转换、过压保护;
  2. 脉冲信号处理:射频前端、脉冲发生器中的快速开关,适配6ns级脉冲切换需求;
  3. 便携式电子设备:手机、可穿戴设备的电源路径开关、充电保护电路,低损耗设计延长电池续航;
  4. 电源保护模块:DC-DC转换器的过压/过流保护,100V耐压及1.8A浪涌能力应对电源波动;
  5. 工业控制电路:PLC、传感器模块的信号隔离与开关,宽温特性适配-55℃~+150℃的工业环境。

五、选型与应用注意事项

为保证SBAS16LT1G的稳定工作,需注意以下要点:

  1. 电流限制:连续工作电流不得超过200mA,否则会导致结温过高,降低使用寿命;
  2. 功率散热:耗散功率300mW为最大值,若工作电流接近200mA,需通过PCB铜箔或散热片辅助散热;
  3. 反向电压:直流反向电压不得超过100V,避免反向击穿损坏;
  4. 开关频率:Trr6ns限制了最高开关频率(近似为1/(2×Trr)≈83MHz),高频应用需匹配此参数;
  5. 焊接规范:SOT-23小封装焊接时,需控制烙铁温度(≤350℃)及焊接时间(≤3s),避免损伤封装及内部芯片。

综上,SBAS16LT1G凭借快速开关、低损耗、小封装及宽温特性,成为低功率高频应用的优选开关二极管,适配从消费电子到工业控制的多场景需求。

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