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PCA9450AAHNY +BOM

Power Manage IC (PMIC) for i.MX 8M Mini

PCA9450AAHNY Information

Description

The PCA9450AAHNY is a compact I2C-controlled 16-bit GPIO expander with interrupt output from NXP. It features an I2C interface for easy programming, wide input voltage range, thermal shutdown, and safe power management. This device is suitable for various applications such as intelligent controls, security lighting, factory automation, smart homes, and street lighting.

Features

The PCA94xx series features include:

  • I2C interface for easy programming
  • Wide input voltage range for flexibility
  • Thermal shutdown for reliable operation
  • Safe and efficient power management
  • Advanced thermal management for reliability
  • Fault detection and auto-recovery features
  • Robust design for high-reliability operation
  • Easy integration with microcontrollers
  • Compact package for space-sensitive applications

These features make the PCA94xx series suitable for a wide range of applications, including automotive, industrial, and consumer markets.

Package

The package type of PCA9450AAHNY is a 56-VFQFN Exposed Pad.

Pinout

The PCA9450AAHNY has a pin count of 56 pins in a VFQFN exposed pad package. It is a compact I2C-controlled 16-bit GPIO expander with interrupt output, which means it can expand the number of general-purpose input/output (GPIO) pins available to a microcontroller or other device. The chip has 16 digital inputs/outputs that can be configured as inputs or outputs, and it also has an interrupt output that can be used to signal when one of the GPIO pins changes state.

Manufacturer

The manufacturer of the PCA9450AAHNY is NXP.

Applications

According to the provided information, the application areas for PCA9450AAHNY are:

  • Intelligent controls
  • Security lighting
  • Factory automation
  • Remote monitoring
  • Energy saving
  • Garden illumination
  • Smart homes
  • Street lighting

These applications take advantage of the device's capabilities, such as I2C control, GPIO expansion, and interrupt output.

Equivalent

Based on the product features, I would identify some equivalent products to PCA9450AAHNY:

  • Texas Instruments' TCA9414
  • ON Semiconductor's FDC2235
  • Microchip Technology's PT78C322
  • Analog Devices' ADP8860

These ICs are all GPIO expanders with similar features such as I2C interface, interrupt output, and thermal shutdown. However, please note that the exact equivalent may depend on specific application requirements and specifications.

Specifications

Category Integrated Circuits (ICs)Power Management (PMIC)Power Management - Specialized Applications i.MX Processors
Current - Supply 23µA Voltage - Supply 2.7V ~ 5.5V
Operating Temperature -40°C ~ 105°C (TA) Mounting Type Surface Mount
Base Product Number PCA9450 Product Category Power Management Specialized - PMIC
Type Processor PMIC Mounting Style SMD/SMT
Output Current 10 mA, 150 mA, 200 mA, 300 mA, 2 A, 3 A Input Voltage Range 2.7 V to 5.5 V
Output Voltage Range 600 mV to 3.4 V Minimum Operating Temperature - 40 C
Maximum Operating Temperature + 105 C Input Voltage, Max 5.5 V
Input Voltage, Min 2.7 V Maximum Output Voltage 3.4 V
Moisture Sensitive Yes Product Type Power Management Specialized - PMIC
Factory Pack Quantity 2000 Subcategory PMIC - Power Management ICs
Part # Aliases 935410198518 Package/Case HVQFN-56

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Ratings and Reviews

More
R
R**h 06/23/2023

Expected as in the photo, but came original.

8
J
J**n 04/24/2022

Product did not work 50 times tried work

14
G
G**y 06/27/2021

Shipping is long. It came in an antistatic package.

8

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