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TLP185(GR-TPR,E(T TLP185
Configuration
1 options
Configuration
22+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- TOSHIBA TLP185(GR-TPR, E(T
- Type
- TOSHIBA
- Unit
- Electronic Component
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- TOSHIBA
- Electronic Component
- TLP185(GR-TPR,E(T
- Electronic Component
- 1
- Package
- SOP-4-2.54mm
- Electronic Component
- Transistor Output Optocoupler
- Electronic Component
- 0g
- Electronic Component
- 1
- Electronic Component
- 5us@2mA,100Ω
- Electronic Component
- 9us@2mA,100Ω
- Voltage
- 5V
- Electronic Component
- Transistor Output Optocoupler
- Electronic Component
- BM0258831723
- Operating Temperature
- 55℃~+110℃
- Voltage
- 1.25V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
TLP185 晶体管输出光耦产品概述
一、产品简介
TLP185 是东芝（TOSHIBA）推出的一款晶体管输出型光电耦合器，采用光电三极管输出结构，单通道封装（SOP-4, 2.54 mm 引距），面向工业控制、微控制器接口和电气隔离场合。该器件输入为直流驱动，具有高隔离电压和较低的集电极饱和电压，能在较宽的温度范围内稳定工作，适合需要信号隔离与电平移位的应用。
二、主要特点
- 单通道光电三极管输出，便于点对点隔离设计。
- 隔离电压（RMS）：3.75 kV，满足高电位差隔离要求。
- 输出耐压（负载电压）可达 80 V，适用于较高侧电路。
- 最大输出电流（集电极电流）50 mA，可直接驱动小功率负载或后级电路。
- 集射极饱和电压 Vce(sat)：典型 0.3 V（条件：Ic = 2.4 mA，IF = 8 mA），导通损耗低。
- 输入正向电压 Vf≈1.25 V，输入反向耐压约 5 V。
- 上升/下降时间：上升 5 μs、下降 9 μs（测试条件：IF=2 mA，负载 100 Ω），响应速度适中，适合中低速数字信号隔离。
- 工作温度范围宽：-55 ℃ 到 +110 ℃，适应工业环境。
三、关键电气参数（概要）
- 输入：DC 驱动，正向电压约 1.25 V，反向电压 5 V。
- 输出：光电三极管，最大集电极电流 50 mA，负载电压 80 V。
- 隔离：3.75 kV(rms)。
- 开关性能：tr ≈ 5 μs，tf ≈ 9 μs（在 IF=2 mA，RL=100 Ω 条件下）。
- 饱和特性：Vce(sat) ≈ 300 mV（Ic=2.4 mA，IF=8 mA）。
四、封装与可靠性
器件采用 SOP-4（2.54 mm 引距）封装，体积小、易于贴装与线间距布局。凭借东芝的制造与测试流程，器件在高隔离电压和宽温度区间内具有良好的可靠性，适合长期工业使用。
五、典型应用场景
- MCU 与高压电路间的信号隔离（开关量输入/输出隔离）。
- 电源开关、继电器驱动和状态监测隔离。
- 工业控制系统中的安全隔离与干扰抑制。
- 电机驱动、逆变器控制回路的低速反馈与检测接口。
六、设计与使用建议
- 输入侧请根据所需的 LED 电流选择限流电阻，注意 Vf≈1.25 V 与最大驱动电流限制。
- 输出侧若需在高电压或大电流条件下工作，应留有足够散热和保护电路（限流、钳位器件）。
- 在高噪声环境下，可在输出端增加上拉电阻与滤波网络以提高抗干扰性并控制上升/下降时间。
- 样品验证时，应按实际工况验证隔离要求与热耗散，确保满足系统可靠性需求。
综上，TLP185 以其高隔离、适中的开关速度和低饱和电压，适用于需要可靠电气隔离且驱动能力中等的工业与消费电子场景。
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