Yexian Technology LDM Series Laser Diode Driver Module User Manual

User manual for the LDM series laser diode driver module, covering features, connections, operation, and protection functions.

Brand: Yexian Technology
Category: Other Electronics
Document type: User Manual
Language: Chinese
Pages: 53
File format: PDF
File size: 1.9 MB
Published: 30 September, 2026
Updated: 30 September, 2026
MD5 checksum: 3ABFB66F65A917B0E2356E50FC8D0E8D
PDF: Yexian Technology LDM Series Laser Diode Driver Module User Manual PDF

About this manual

This manual describes the structure, features, and usage of the LDM series laser diode driver modules produced by Yexian Technology. It includes detailed information on constant‑current driving, temperature protection, modulation capabilities, and safety guidelines.

The document provides step‑by‑step instructions for installation, power connection, serial interface configuration, remote control, multi‑module operation, and troubleshooting, along with hardware specifications and software support details. This manual is written in Chinese.

What's inside

General Information
Getting Started
Serial Interface
Installation
LD Drive Settings
Signal Generator
Current Modulation
Error Messages
Remote Interface
Multi‑Module Cooperation

Specifications

V+ output voltage range	4.5‑12 V
Maximum V+ output current	30 mA
Serial port baud rate	57600
Serial port parity	NONE
Number of serial ports	2 (PC RS232 and UI RS232)

Frequently asked questions

What voltage range does the V+ output provide?

The V+ output voltage is typically between 4.5 V and 12 V.

What is the maximum output current of the V+ output?

The maximum output current is generally not more than 30 mA.

How many serial ports are available on the module?

The module provides two serial ports: a PC RS232 (F6) and a UI RS232 (F8).

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