NCP161BFCT180T2G - onsemi

Manufacturer Part Number

NCP161BFCT180T2G

Manufacturer

onsemi

Introduction

Low Dropout Regulator for Power Sensitive Applications

Product Features and Performance

Positive Fixed Output Configuration

Single Regulator Output

Low Dropout Voltage of 0.45V at 450mA Load

High Output Current of 450mA

Excellent Power Supply Rejection Ratio (PSRR) of 91dB to 48dB Across 100Hz to 100kHz

Enabled Control Features

Over Current and Over Temperature Protection

Soft Start Functionality to Prevent Current Surge

Extended Operating Temperature Range from -40°C to 125°C

Highly Efficient Quiescent Current Usage of 23 µA

Product Advantages

High PSRR for Noise-Sensitive Applications

Robust Protection Features Enhance Product Reliability

Low Quiescent Current for Power Saving

Compact 4-WLCSP (0.64x0.64) Package for Space-Constrained Designs

Key Technical Parameters

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 1.8V

Current - Output: 450mA

Voltage Dropout (Max): 0.45V @ 450mA Load

Current - Quiescent (Iq): 23 µA

PSRR: 91dB ~ 48dB (100Hz ~ 100kHz)

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Soft Start to Avoid Inrush Current

Compatibility

Mounting Type: Surface Mount

Package / Case: 4-XFBGA, WLCSP

Supplier Device Package: 4-WLCSP (0.64x0.64)

Application Areas

Portable Electronics

Battery-Powered Devices

Sensitive Power Supply Circuits

Telecommunication Infrastructure

Product Lifecycle

Status: Active

No Near Discontinuation

Replacements or Upgrades Available as Technology Advances

Reasons to Choose This Product

High PSRR suitable for RF and Precision Analog Circuits

Ultra-Low Dropout for Maximum Battery Life Extension

Minimal Quiescent Current for Long Standby Operation

Enhanced Thermal Performance Supported by -40°C to 125°C Operating Range

Compact and Low Profile Package Ideal for Portable Electronics

Onsemis Reputable Reliability and Quality Standards