---
title: "CTTi-LF — Lead-Free Soldering | CTTi"
url: "https://circuittechnology.com/classes/lead-free"
language: "en"
source: "https://circuittechnology.com/classes/lead-free"
license: "All rights reserved"
---

[CTTi Classes](https://circuittechnology.com/classes?category=ctti)

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CTTi Custom

CTTi-LF

# Lead-Free Soldering

RoHS-compliant soldering techniques and process control.

[Register a student](#sessions)

Duration

3 days

Price

$1,495/ student

Format

In-person · Virtual · Onsite

Overview

RoHS-compliant soldering techniques and process control.

Curriculum

## Curriculum

1.  ### Basics of soldering (4 hrs)

    -   Solder/flux/solder paste alloys
    -   Lead-free alloys and their advantages/disadvantages
    -   Reflow temperatures
    -   Rheology
    -   Component ID
    -   ESD
    -   MSD
    -   Tip care and maintenance — per IPC J-STD-001

2.  ### Through-hole technology, wires & terminals (6 hrs)

    -   TH soldering and removal
    -   Barrel/annular-ring repair
    -   Soldering wires and terminals — per IPC J-STD-001 and IPC-7711/7721

3.  ### Surface-mount technology (8 hrs)

    -   SMT soldering and removal of chip caps, resistors, SOICs, PLCC, QFPs, QFNs
    -   Track and pad repair — per IPC J-STD-001 and IPC-7711/7721

4.  ### Inspection (6 hrs)

    -   Inspection to class 1, 2 and 3 — per IPC-A-610

Learning objectives

-   Understand lead-free alloys, fluxes, and their properties
-   Adjust process parameters (temperature and dwell) for lead-free
-   Recognize lead-free-specific defects and their causes
-   Apply reliable lead-free hand-soldering and rework techniques
-   Meet workmanship criteria using lead-free materials

Prerequisites

Basic soldering experience is recommended.

-   Ability to read and understand technical documents in English
-   Visual acuity to distinguish fine detail and color (corrective lenses or magnification permitted)
-   Basic soldering familiarity

RoHS-compliant soldering techniques and process control.

Rated 5 out of 5

> “I have trained with Angel at Circuit Technology for nearly 10 years now. The knowledge and support are second to none. If you need IPC training, this is the best option available.”

Fe SeamonNew York Air Brake LLC

## Next available classes

No public sessions are scheduled right now. Request onsite training or check back soon.

### Need a custom session?

We offer onsite training for teams of 5+ at your facility — on your equipment, your processes.

[Request a quote](https://circuittechnology.com/onsite-training)

## Upcoming sessions

No public sessions are scheduled right now. Request onsite training or check back soon.

### Need a custom session?

We offer onsite training for teams of 5+ at your facility — on your equipment, your processes.

[Request a quote](https://circuittechnology.com/onsite-training)

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