Vendor: Dolphin Semiconductor Category: DC/DC Converter

Audio-Grade DC/DC Buck Converter in GF 22FDX

DCDC-ADG-1.62-5.5-0.5-3.3-A01-G22FDX+_GF_22_FDX+ is an Audio Grade DC/DC Buck Converter in GF 22FDX+ aimed at supplying battery-p…

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GlobalFoundries 22nm FDX View all specifications

Overview

DCDC-ADG-1.62-5.5-0.5-3.3-A01-G22FDX+_GF_22_FDX+ is an Audio Grade DC/DC Buck Converter in GF 22FDX+ aimed at supplying battery-powered audio IPs.

PARAMETERS CONDITION

Minimum value

Typical value

Maximum value

Input Voltage

 - 1.62 V   5.5 V

Output Voltage

 - 0.55 V   3.3 V

Output current configuration

 - - 100 mA;200 mA;50 mA -

Quiescent current typical value

 385 nA -   -

Key features

  • Quiescent current (typ): 385 nA
  • Shutdown current (typ): 165 nA
  • Peak efficiency (typ):
    • 3.3 V to 1.8 V: up to 90%
    • 3.3 V to 0.8 V: up to 82%
  • Efficiency at 0.1% of Imax=200mA (typ): 82%
  • Efficiency at 10 µA (typ): 70%
  • Output voltage DC accuracy: 3%

Block Diagram

DCDC-ADG-1.62-5.5-0.5-3.3-A01-G22FDX+ block diagram

Benefits

  • Supply noise-sensitive audio blocks via an ultrasonic mode: 25 kHz switching frequency clamping
  • High efficiency, PFM modulation
  • Programmable output voltage
  • Output current limiter
  • Configurable output stage for optimized area adapted to load current
  • Embedded power pads with ESD protections and HV-tolerant
  • Embedded voltage reference
  • Embedded soft-start solution
  • Embedded Regulation OK output
  • Active/Shutdown modes set by EN and High impedance output mode set
  • by HIZ input (for test purpose only)

Applications

  • Bluetooth
  • Cellular IoT
  • GNSS
  • Hearing aids
  • NB-IoT
  • Smart Headset
  • Smart Speaker
  • TWS Earpods
  • ULP MCU
  • Voice-controlled devices

Silicon Options

Foundry Node Process Maturity
GlobalFoundries 22nm FDX —

Specifications

Identity

Part Number
DCDC-ADG-1.62-5.5-0.5-3.3-A01-G22FDX+
Vendor
Dolphin Semiconductor
Type
Silicon IP

Files

Product Sheet Download

Note: some files may require an NDA depending on provider policy.

Provider

Dolphin Semiconductor
HQ: France
Dolphin Semiconductor is a leading provider of semiconductor IP solutions, specializing in IP design. We excel in crafting high-performance audio IP, analog/mixed-signal IP, and comprehensive silicon platforms. Our offerings include semiconductor IP cores and design expertise, tailored for mobile devices, consumer electronics, automotive systems, and IoT applications. By prioritizing energy efficiency in our designs, we enable longer battery life and lower power consumption, contributing to sustainable and eco-friendly technology solutions. Utilizing our deep understanding of silicon technology, we guide our clients from concept to market-leading products.
Contact Dolphin Semiconductor

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Frequently asked questions about DC-DC Converter IP cores

What is Audio-Grade DC/DC Buck Converter in GF 22FDX?

Audio-Grade DC/DC Buck Converter in GF 22FDX is a DC/DC Converter IP core from Dolphin Semiconductor listed on Semi IP Hub. It is listed with support for globalfoundries.

How should engineers evaluate this DC/DC Converter?

Engineers should review the overview, key features, supported foundries and nodes, maturity, deliverables, and provider information before shortlisting this DC/DC Converter IP.

Can this semiconductor IP be compared with similar products?

Yes. Buyers can compare this product with similar semiconductor IP cores or IP families based on category, provider, process options, and structured technical specifications.

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