IC manufacturers STMicroelectronics

IC manufacturers (105)

STMicroelectronics STPMIC25 | Demoboard AN6116 - STPMIC25 passive external components

Overview

TopologyBuck Converter
Output 14.2 V
IC revision2

Description

This AN is intended to guide the customer in the selection of the external passive components for the BUCK and LDO regulators of STPMIC25 device.

Features

Input voltage range from 2.8 V to 5.5 V7 buck SMPS converters with adaptive constant on-time (COT) topology6 adjustable general purpose LDOs1 LDO for DDR3L/DDR4 termination (sink-source), bypass mode for lpDDR or as a general purpose LDO1 LDO for USB PHY supply with automatic power source detection1 reference voltage VREFDDR LDO for DDR memory2 MHz switching frequency buck converters with forced PWM and spread spectrum functionUser programmable non-volatile memory (NVM), enabling scalability to support a wide range of applicationsImmediate output alternate settings toggle by dedicated power control pinsProgrammable output voltages turn ON/OFF sequencesI²C and digital I/O control interfacesWFQFN 56L (6.5 x 6.5 x 0.9 mm)

Typical applications

Products

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Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
Type/Size
L(µH)
IRP,40K(A)
ISAT,30%(A)
RDC typ.(mΩ)
fres(MHz)
VOP(V)
SamplesAvailability & Sample
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SPECWE-PMFI Power Molded Flatwire Inductor, 201610, 2.2 µH
Simu­lation
Availability
Status Newi| Product is new in our portfolio and production is active. Expected lifetime: >10 years.
Type/Size201610 
Inductance2.2 µH
Performance Rated Current2.75 A
Saturation Current @ 30%3.9 A
DC Resistance81.9 mΩ
Self Resonant Frequency51 MHz
Operating Voltage48 V
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