What are the key features of ROHM Semiconductor RPI-0451E?

This product belongs to the Optical Switches, Transmissive, Phototransistor Output category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by ROHM Semiconductor with full traceability.

What are the main application scenarios for RPI-0451E?

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

How does RPI-0451E work?

This device follows established Optical Switches, Transmissive, Phototransistor Output design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

What is the technical performance of RPI-0451E?

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

What is the current market demand for RPI-0451E?

The global Optical Switches, Transmissive, Phototransistor Output market is growing at ~6-8% CAGR, with particularly strong demand in power management. ROHM Semiconductor RPI-0451E is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

What are the technical characteristics of RPI-0451E?

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, ROHM Semiconductor provides full technical support and reference designs.

RPI-0451E Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount by ROHM Semiconductor

RPI-0451E | ROHM Semiconductor Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount

Category: Optical Switches, Transmissive, Phototransistor Output

Brand: ROHM Semiconductor

Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount

Technical Parameters

Application	General Purpose
Brand	ROHM Semiconductor
Category	Optical Switches, Transmissive, Phototransistor Output
Data Tier	General Description
Description	Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount
Lead Free	Yes
Manufacturer	ROHM Semiconductor
Mounting Type	Surface Mount
Operating Temperature	-55 to +150 C
Packaging	Reel
Product Type	Semiconductor Component
RoHS	Compliant
Series	Rohm
Standard Pack Qty	1000

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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3D Model (.stp)

Schematic Symbol (.sch)

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RPI-0451E Application and Selection Guide

RPI-0451E Model and Manufacturer Information

RPI-0451E, a Optical Switches, Transmissive, Phototransistor Output manufactured by ROHM Semiconductor: RPI-0451E helps you confirm the specific model, while ROHM Semiconductor helps you confirm the product source. If you are selecting a part, you can first check whether RPI-0451E meets your requirements, then check whether ROHM Semiconductor matches your expectations, and then refer to Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount for further evaluation.

RPI-0451E Product Parameters and Description

The main parameters of ROHM Semiconductor's Optical Switches, Transmissive, Phototransistor Output product RPI-0451E include Optical Switches, Transmissive, Phototransistor Output Sensor, Photointerrupters, Transmissive, If (Max)=35 mA, Ic (Max)=30 mA, 30 V, Surface Mount. This is a Optical Switches, Transmissive, Phototransistor Output produced by ROHM Semiconductor, and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

RPI-0451E Application and Selection Reference

ROHM Semiconductor's Optical Switches, Transmissive, Phototransistor Output product RPI-0451E has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, RPI-0451E is a Optical Switches, Transmissive, Phototransistor Output solution worth considering, and manufacturer ROHM Semiconductor provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for RPI-0451E

Designers looking for RPI-0451E recommended parts can evaluate the following options. RPI-0451E selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
RRF015P03TL	Rohm Semiconductor	MOSFET P-CH 30V 1.5A TUMT3
RR2L6SDDTE25	Rohm Semiconductor	DIODE GEN PURP 600V 2A PMDS
RD3L08BGNTL	ROHM Semiconductor	MOSFET RD3L08BGN is a power MOSFET, suitable for swithing applications.

EZKEY can provide RPI-0451E recommended part comparison data and engineering samples for evaluation.