Question 1

What are the key features of Hirose Electric Co Ltd DM1AA-SF-PEJ(21)?

EZKEY · Accepted Answer

This product belongs to the Board to Board & Mezzanine Connectors 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 Hirose Electric Co Ltd with full traceability.

Question 2

What are the main application scenarios for DM1AA-SF-PEJ(21)?

EZKEY · Accepted Answer

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.

Question 3

How does DM1AA-SF-PEJ(21) work?

EZKEY · Accepted Answer

This device follows established Board to Board & Mezzanine Connectors 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.

Question 4

What is the technical performance of DM1AA-SF-PEJ(21)?

EZKEY · Accepted Answer

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.

Question 5

What is the current market demand for DM1AA-SF-PEJ(21)?

EZKEY · Accepted Answer

The global Board to Board & Mezzanine Connectors market is growing at ~6-8% CAGR, with particularly strong demand in power management. Hirose Electric Co Ltd DM1AA-SF-PEJ(21) 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.

Question 6

What are the technical characteristics of DM1AA-SF-PEJ(21)?

EZKEY · Accepted Answer

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, Hirose Electric Co Ltd provides full technical support and reference designs.

Applications	Wire-to-Board
Brand	Hirose
Contact Material	Copper Alloy
Contact Plating	Gold
Data Tier	Family Level
Features	General Purpose
Housing Material	Thermoplastic
Lead Free	Yes
Mounting Angle	Straight
Mounting Type	Surface Mount
Number of Rows	1
Operating Temperature	-40 to +85 C
Package / Case	SMD
Product Type	Board-to-Board Connector
RoHS	Compliant
Termination	Solder

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DM1AA-SF-PEJ(21) | Hirose Electric Co Ltd CONN MEMORY SECURE DIGITAL SMD

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

DM1AA-SF-PEJ(21) Application and Selection Guide

DM1AA-SF-PEJ(21) Model and Manufacturer Information

DM1AA-SF-PEJ(21) Product Parameters and Description

DM1AA-SF-PEJ(21) Application and Selection Reference

Recommended Part Numbers for DM1AA-SF-PEJ(21)