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ONSEMI NCP161ASN180T1G Low Dropout Regulator

The NCP161 is an ultra-low noise, high PSRR low dropout regulator designed for RF and high-performance analog circuits. It provides up to 450 mA output current, excellent transient response, and low quiescent current of 18 μA. Available in tiny CSP, XDFN, SOT23-5 packages, it features adjustable and fixed output voltages from 1.8 V to 5.14 V. The device includes protections against overload, short circuits, and overheating, making it ideal for battery-powered applications such as smartphones, tablets, cameras, and wireless devices, ensuring reliable power supply with minimal noise.

Authorized Distributors
Source:Newark
Part No:NCP161ASN180T1G
Stock:3428
Inv Date:06-10-2026
Price: Unit price: $0.453
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Source:DigiKey
Part No:NCP161ASN180T1G
Stock:62528
Inv Date:06-10-2026
Price: Unit price: $0.24141
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Part No:NCP161ASN180T1G
Stock:37217
Inv Date:06-11-2026
Price: Unit price: $0.56
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Part No:NCP161ASN180T1G
Stock:4500
Inv Date:06-10-2026
Price: Unit price: $0.2016
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Part No:NCP161ASN180T1G
Stock:4500
Inv Date:06-10-2026
Price: Unit price: $0.2016
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Part No:NCP161ASN180T1G
Stock:9000
Inv Date:06-10-2026
Price: Unit price: $0.22
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Part No:NCP161ASN180T1G
Stock:90000
Inv Date:06-11-2026
Price: N/A
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ONSEMI NCP161ASN180T1G Low Dropout Regulator Specifications:

  • Output Current: 450 mA
  • Output Voltage Range: 1.8 V to 5.14 V (fixed and adjustable options)
  • Operating Input Voltage Range: 1.9 V to 5.5 V
  • Dropout Voltage: 150 mV at 450 mA
  • Quiescent Current: 18 μA typical
  • Standby Current: 0.1 μA typical
  • PSRR: 98 dB at 20 mA, f = 1 kHz
  • Output Noise: 10 μV rms
  • Thermal Shutdown: Yes, at approximately 160°C
  • Overcurrent protection: 700 mA limit
  • Package options include CSP, XDFN, SOT23-5 with dimensions around 0.65 mm x 0.65 mm, 1 mm x 1 mm, and 2.9 mm x 2.8 mm
  • ESD protection: 2000 V (Human Body Model), 200 V (Machine Model)
  • RoHS compliant, halogen and BFR free.

Buy the ON Semiconductor Series NCP161 Low Dropout Regulator: 450mA, 1.8V to 5.14V

Purchase the ON Semiconductor Series NCP161 low noise, high PSRR regulator today to deliver dependable and ultra-clean power to your RF, analog, and wireless applications. Compact CSP and XDFN packages make integration easy, while protections against short circuits, overload, and overheating ensure durability. Its low quiescent current extends battery life, making it ideal for portable devices such as smartphones, tablets, and cameras. Experience efficient, stable voltage regulation with noise levels as low as 10 μV RMS for premium electronic performance.

Order your ON Semiconductor Series NCP161 low noise high PSRR regulator today and ensure your RF and analog circuits operate with reliable, clean power.

Frequently Asked Questions

Where can I buy ONSEMI NCP161ASN180T1G?

You can click on the BUY or RFQ button to purchase NCP161ASN180T1G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part NCP161ASN180T1G?

You can download the NCP161ASN180T1G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of NCP161ASN180T1G?

ONSEMI

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