STMicroelectronics AN1233 LDMOS Package Application Note

LDMOS is a high-performance, low-power, high-density, chipless capacitor RF power amplifier


STMicroelectronics AN1233 LDMOS Package Application Note - cover page
Brand
STMicroelectronics
Category
Other Electronics
Document type
Application Note
Language
English
Pages
6
File format
PDF
File size
102 KB
Published
06 August, 2012
Updated
30 September, 2023
MD5 checksum
61FB5954BFE50D5F4A70A4BA04C6AF58

About this manual

The document introduces LDMOS technology implemented by STMicroelectronics, highlighting its advantages over traditional DMOS configurations. Key benefits include higher gain at high frequencies due to reduced wire inductance and capacitance, improved electrical and thermal performance through direct die-to-flange soldering, and the elimination of toxic beryllium oxide.

What's inside

  • Introduction
  • LDMOS package structure
  • Mounting techniques
  • Flange package characteristics
  • Flangeless package mounting
  • SMD package mounting
  • Lowering thermal resistance

Frequently asked questions

What is the recommended torque for M243 flange packages?

A typical torque value for M243 package is 0.65 Nm.

What are the recommended hole diameter limits for thermal vias?

The hole diameter should be between 0.5 mm and 1.0 mm to prevent solder leaks.

What mounting technique is recommended for LDMOS packages?

Reflow soldering is the recommended mounting technique, though clamping can also be used.

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