# Source: https://learn.adafruit.com/smt-manufacturing/jedec-trays.md

# SMT Manufacturing

## JEDEC Trays

This tip is a quicky but very handy! When programming a tray into your pick and place, you will need to know the X&Y dimensions. This sounds simple but measuring them with calipers can be annoying which is when we found this really handy&nbsp;PDF&nbsp;from a JEDEC tray maker that has all the dimensions ready to go!![](https://cdn-learn.adafruit.com/assets/assets/000/000/329/medium800/manufacturing_tray_t.jpg?1396762266)

[You can grab the PDF here](http://learn.adafruit.com/system/assets/assets/000/010/047/original/tray_QFP.pdf), for QFP trays.- [Previous Page](https://learn.adafruit.com/smt-manufacturing/hot-air-tools.md)
- [Next Page](https://learn.adafruit.com/smt-manufacturing/squeegees.md)

## Featured Products

### Fine tip curved tweezers - ESD safe

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When soldering small surface-mount (SMD/SMT) components, one thing you'll need is a good pair of tweezers. These are a great pair of every-day tweezers. They're anti-static, anti-magnetic and made of hard stainless steel. The tips are fine and pointy to pick up any size component. This...

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[Fine tip straight tweezers - ESD safe](https://www.adafruit.com/product/421)
When soldering small surface-mount (SMD/SMT) components, one thing you'll need is a good pair of tweezers. These tweezers are a great pair of every-day tweezers. They're anti-static, anti-magnetic and made of hard stainless steel. The tips are fine and pointy to pick up any size...

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