IC reference design search
IC manufacturers Microchip

IC manufacturers (108)

reference designdsPIC33 | Demoboard 300W buck

Microchip dsPIC33 | Demoboard 300W buck

Overview

TopologyBuck Converter
Input voltage11.5-12.5 V
Output 110 V / 30 A
IC revision1

Description

dsPIC33EPXXGS202 is a SMPS & Digital Power Conversion Digital Signal Controller. These devices offer features supporting common, multi-loop digital switch-mode power supplies (SMPS) and other digital power-conversion applications such as: • AC to DC Converters • DC to DC Converters • Power Factor Correction (PFC) • Uninterruptible power supply (UPS) • Inverters • Embedded Power-Supply Controllers • Arc Fault Detection

Features

Operating Conditions 3.0V to 3.6V, -40°C to +85°C, DC to 70 MIPS
3.0V to 3.6V, -40°C to +125°C, DC to 60 MIPSFlash Architecture 16 Kbytes Kbytes of Program FlashCore: 16-Bit dsPIC33E CPU Two 40-Bit Wide AccumulatorsCode-Efficient (C and Assembly) Architecture
Single-Cycle (MAC/MPY) with Dual Data Fetch
Single-Cycle Mixed-Sign MUL Plus Hardware Divide
32-Bit Multiply Support
Two Additional Working Register Sets (reduces context switching)High-Speed PWM Individual Time Base and Duty Cycle for each PW1.04 ns PWM Resolution (frequency, duty cycle, dead time and phase)

  • Supports Center-Aligned, Redundant, Complementary and True Independent Output modes
  • Independent Fault and Current-Limit Inputs
  • Output Override Control
  • PWM Support for AC/DC, DC/DC, Inverters, PFC and LightingAdvanced Analog Features High-Speed ADC module12-bit with 2 dedicated SAR ADC cores and one shared SAR ADC coreConfigurable resolution (up to 12-bit) for each ADC coreUp to 3.25 Msps conversion rate per channel at 12-bit resolution12 single-ended inputsDedicated result buffer for each analog channelFlexible and independent ADC trigger sourcesTwo digital comparatorsTwo oversampling filters for increased resolution
    ADC with Early Interrupt feature.
    Rail-to-Rail Comparators with Hysteresis: Dedicated 12-bit Digital-to-Analog Converter (DAC) for each analog comparatorExternal reference inputs
    Two Programmable Gain Amplifiers: Single-ended or independent ground reference Five selectable gains (4x, 8x, 16x, 32x and 64x)40 MHz gain bandwidthInterconnected SMPS Peripherals Reduces CPU Interaction to Improve PerformanceFlexible PWM Trigger Options for ADC ConversionsHigh-Speed Comparator Truncates PWM (15 ns typical): Supports Cycle-by-Cycle Current mode controlCurrent Reset mode (variable frequency)Timers/Output Compare/Input Capture 16-Bit and up to Two 32-Bit Timers/CountersOutput Compare (OC) module, Configurable as Timer/CounterInput Capture (IC) module

More information

Parts approved by Microchip

Log in now to view availability and request availability forecasts. LOGIN
Order Code
Data­sheet
Simu­lation
Downloads
Status
Product series
L(nH)
IRP,40K(A)
ISAT,10%(A)
ISAT,30%(A)
RDC max.(mΩ)
fres(MHz)
Wire Type
LR(nH)
IR(A)
RDC(mΩ)
Material
L(mm)
Ø OD(mm)
Ø ID(mm)
Packaging
Qty.
C
VR(V (DC))
Endurance(h)
IRIPPLE(mA)
Z(mΩ)
ILeak(µA)
DF(%)
Ø D(mm)
RESR(Ω)
W(mm)
H(mm)
IR(A)
Ti
Tl(mm)
Pins
SamplesAvailability & Sample
Log in now to view availability and request availability forecasts. LOGIN
744301047
SPECWE-HCM SMT High Current Flat Wire Inductor, 470 nH, 56 A

PCN pending

Due to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff.

Simu­lation
Availability
–
Downloads9 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWE-HCM SMT High Current Flat Wire Inductor
Inductance470 nH
Performance Rated Current56 A
Saturation Current @ 10%32.1 A
Saturation Current @ 30%36.1 A
–
Self Resonant Frequency20 MHz
–
Rated Inductance240 nH
Rated Current38 A
DC Resistance0.32 mΩ
MaterialMnZn 
Length11.3 mm
–
–
–
Packaging Unit300 
–
–
–
–
–
–
–
–
–
Width11 mm
Height8.9 mm
–
–
–
Pins2 
–Check availability
74436410330
SPECWE-HCF SMT High Current Inductor, 3300 nH, 44 A

PCN pending

Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff.

Simu­lation
Availability
–
Downloads9 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWE-HCF SMT High Current Inductor
Inductance3300 nH
Performance Rated Current44 A
Saturation Current @ 10%57 A
Saturation Current @ 30%60.5 A
DC Resistance1.44 mΩ
Self Resonant Frequency26.44 MHz
Wire TypeFlat 
–
Rated Current44 A
DC Resistance1.33 mΩ
MaterialMnZn 
Length27 mm
–
–
–
Packaging Unit20 
–
–
–
–
–
–
–
–
–
Width28 mm
Height15.4 mm
–
–
–
–
–Check availability
865080357016
SPECWCAP-ASLI Aluminum Electrolytic Capacitors, –, –
Simu­lation
Availability
–
Downloads9 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWCAP-ASLI Aluminum Electrolytic Capacitors
–
–
–
–
–
–
–
–
–
–
–
Length10.5 mm
–
–
Packaging15" Tape & Reel 
Packaging Unit500 
Capacitance680 µF
Rated Voltage16 V (DC)
Endurance 2000
Ripple Current720 mA
Impedance160 mΩ
Leakage Current108.8 µA
Dissipation Factor16 %
Diameter10 mm
ESR0.0881389 Ω
Width10.3 mm
–
–
–
–
–
–Check availability
875075355001
SPECWCAP-PSLC Aluminum Polymer Capacitors, –, –
Simu­lation
Availability
–
Downloads8 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWCAP-PSLC Aluminum Polymer Capacitors
–
–
–
–
–
–
–
–
–
–
–
Length11.7 mm
–
–
Packaging15" Tape & Reel 
Packaging Unit400 
Capacitance180 µF
Rated Voltage16 V (DC)
Endurance 2000
Ripple Current4700 mA
–
Leakage Current576 µA
Dissipation Factor8 %
Diameter8 mm
ESR0.01 Ω
Width8.3 mm
–
–
–
–
–
–Check availability
875075361006
SPECWCAP-PSLC Aluminum Polymer Capacitors, –, –
Simu­lation
Availability
–
Downloads8 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWCAP-PSLC Aluminum Polymer Capacitors
–
–
–
–
–
–
–
–
–
–
–
Length12.4 mm
–
–
Packaging15" Tape & Reel 
Packaging Unit400 
Capacitance680 µF
Rated Voltage16 V (DC)
Endurance 2000
Ripple Current5100 mA
–
Leakage Current2176 µA
Dissipation Factor10 %
Diameter10 mm
ESR0.01 Ω
Width10.3 mm
–
–
–
–
–
–Check availability
7460307
SPECWP-BUTR REDCUBE PRESS-FIT with internal thread, two-rows, –, –
Simu­lation–
Availability
–
Downloads7 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWP-BUTR REDCUBE PRESS-FIT with internal thread, two-rows
–
–
–
–
–
–
–
–
Rated Current160 A
–
MaterialBrass 
–
–
–
PackagingTray 
–
–
–
–
–
–
–
–
–
–
Width9 mm
Height7 mm
Rated Current160 A
Inner ThreadM4 
Thread Length6 mm
Pins8 
–Check availability
9774027151R
SPECWA-SMSI SMT Steel Spacer with internal Thread M2.5, –, –
Simu­lation–
Availability
–
Downloads7 files

Status
ActiveProduction is active. Expected lifetime: >10 years.
iProduction is active. Expected lifetime: >10 years.
Product seriesWA-SMSI SMT Steel Spacer with internal Thread M2.5
–
–
–
–
–
–
–
–
–
–
MaterialSteel 
Length2.7 mm
Outer Diameter5.1 mm
Inner Diameter3.5 mm
PackagingTape and Reel 
Packaging Unit700 
–
–
–
–
–
–
–
–
–
–
–
–
Inner ThreadM2.5 
–
–
–Check availability