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C2162PX2 - Primary Sensing SMPS Controller

Download the C2162PX2 datasheet PDF. This datasheet also covers the C2161PX2 variant, as both devices belong to the same primary sensing smps controller family and are provided as variant models within a single manufacturer datasheet.

General Description

From initial application of power or from Run mode if VDD falls below VDDSLEEP below VDDREG, the controller changes to Sleep mode.

Non-essential controller circuits are powered down and the external switching transistor (Q1) is held off.

Key Features

  • Advanced primary sensing controller achieves true CV/CC output characteristic without opto-coupler.
  • Full featured protection for over-temperature, input over-voltage, input under-voltage, output short-circuit.
  • Advanced PFM/PWM control and quasi-resonant switching for increased efficiency.
  • Switching timing jitter spreads RF spectral emissions, eases EMC compliance.
  • SOT23-6 package.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (C2161PX2-CambridgeSemiconductor.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number C2162PX2
Manufacturer Cambridge Semiconductor
File Size 222.23 KB
Description Primary Sensing SMPS Controller
Datasheet download datasheet C2162PX2 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
C2161PX2 and C2162PX2 Datasheet Primary Sensing SMPS Controller For Offline Applications ADVANTAGES  Low cost bipolar primary switch  Tight tolerance CV/CC operation  Low component count  High efficiency (Energy Star 2.