WMSIC Electronic Components

MCC SL36AFL-TP SL36AFL

ModelSL36AFL-TP
PackageDO-221AC(SMA-FL)
BrandMCC
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
MCC SL36AFL-TP
Type
MCC
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MCC
Electronic Component
SL36AFL-TP
Electronic Component
1
Package
DO-221AC(SMA-FL)
Electronic Component
Schottky Diode
Electronic Component
0.062g
Electronic Component
1
Electronic Component
BM0264798838
Current
3A
Diode
1
Current(Ir)
500uA@60V
(Vf)
500mV@3A
Electronic Component
55℃~+150℃
Electronic Component
Electronic Component
Electronic Component
10000

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

SL36AFL-TP — 60V/3A 肖特基二极管产品概述

一、产品简介

SL36AFL-TP 是美微科(MCC)推出的一款表面贴装肖特基势垒二极管,采用 DO-221AC(SMA-FL)封装,设计用于中低电压、高效率电源路径保护与整流场合。该器件具有较低的正向压降、较高的整流电流能力和良好的浪涌承受能力,适合开关电源、DC-DC转换、续流与反向保护等应用。

二、主要电气参数

  • 二极管类型:肖特基(Schottky)整流二极管,独立式
  • 正向压降 Vf:0.5 V @ 3 A
  • 直流反向耐压 Vr(最大重复反向电压):60 V
  • 额定整流电流:3 A(连续)
  • 反向漏电流 Ir:500 µA @ 60 V(常温)
  • 非重复峰值浪涌电流 Ifsm:60 A(单次脉冲)
  • 工作结温范围:-55 °C ~ +150 °C
  • 封装形式:DO-221AC(SMA-FL)表面贴装

三、关键特性与优势

  • 低正向压降:0.5 V @ 3 A 的正向压降,可降低整流与续流过程中功耗,提高系统效率,尤其适用于低电压大电流场合。
  • 快速响应、无恢复时间:肖特基结构固有的快速电子传导,减少反向恢复产生的开关损耗,利于高频开关电源设计。
  • 良好浪涌承受能力:单次非重复峰值浪涌电流高达 60 A,可承受瞬态大电流冲击(但需遵循脉冲宽度与热限制)。
  • 宽工作温度:-55 °C 到 +150 °C,适应工业级温度要求。
  • 表面贴装封装:DO-221AC(SMA-FL)便于自动贴装与回流焊,利于批量装配与稳定性。

四、典型应用场景

  • 开关电源(SMPS)中的输出整流与续流二极管
  • DC-DC 降压/升压模块的整流与同步保护
  • 电池与电源系统的反向连接保护(OR-ing)
  • 汽车电子(非关键安全电路)与工业电源(需注意环境温度对漏电流的影响)
  • 充电器、太阳能逆变/汇流接口的整流与防反灌电路

五、使用建议与注意事项

  • 温度与漏电流:肖特基二极管的反向漏电流随温度升高显著增加,系统在高温运行时应注意热管理与漏电流对系统的影响,必要时增加散热或选择更低漏电的器件。
  • 功耗与散热:连续工作时以 Vf × If 计算功耗。建议布局时在焊盘处提供充足的铜箔以扩散热量,并可在底层增加过孔(thermal vias)将热量传导到散热层或散热片。
  • 浪涌与脉冲限制:Ifsm 为非重复峰值,不能作为连续脉冲工作指标。对浪涌行为(如反向连接瞬态、负载切换)需保证脉冲宽度与频率在安全范围内,避免过热损伤。
  • 反向电压裕量:系统中若存在反向高压瞬态(例如感性负载反冲),应考虑增加抑制元件(TVS 或 RC 缓冲)以保护二极管,避免超过 60 V 反向极限。
  • 焊接兼容性:DO-221AC(SMA-FL)支持常规回流焊工艺,推荐遵循厂家焊接曲线并注意预热与回流峰值温度,以保证焊点可靠性。

六、封装与安装要点

  • 封装:DO-221AC(SMA-FL)为较低剖面、适合自动化贴装的 SMD 封装,便于在有限空间内实现良好电气与热性能。
  • PCB 布局建议:在器件焊盘下方与周围布置较大面积铜箔,必要时通过热过孔连通内层或底层散热区域;确保正负焊点之间有足够的爬电与气隙,避免高压击穿。
  • 机械可靠性:该封装具备良好抗振动与机械强度,适合工业与消费类电子的长期使用,但在高机械应力环境下仍需采取固定或支撑措施。

七、可靠性与环境

  • 工作结温范围宽,适合工业级应用。长期在高温高压环境下工作时,应通过热仿真与加速寿命试验评估系统可靠性。
  • 反向漏电流在高温下可能显著上升,应在系统级别评估其对待机功耗、偏置网络与安全标准的影响。

八、总结与推荐

SL36AFL-TP(MCC)凭借 60V/3A 的额定能力、低 Vf(0.5 V@3 A)与良好的浪涌承受力,是在中低电压电源整流、续流保护与反向保护中性价比较高的肖特基选项。设计时重点关注热管理与高温下的漏电流表现,合理布板并做好浪涌与瞬态保护,可在消费、工业与部分汽车电子场景中获得稳定可靠的性能。如需更详细的热阻、封装尺寸图与焊接曲线,请参阅厂商完整数据手册或联系 MCC 技术支持。

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