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Overview
| Topology | Buck Converter |
| Input voltage | 11.5-12.5 V |
| Output 1 | 10 V / 30 A |
| IC revision | 1 |
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
Products
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 | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-HCM SMT High Current Flat Wire Inductor, 470 nH, 56 A | Status Activei| Production 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 | ||||
 | WE-HCF SMT High Current Inductor, 3300 nH, 44 A | Status Activei| Production 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 | – | – | – | – | ||||
 | WCAP-ASLI Aluminum Electrolytic Capacitors, –, – | Status Activei| Production 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 | – | – | – | – | – | ||||
 | WCAP-PSLC Aluminum Polymer Capacitors, –, – | Status Activei| Production 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 | – | – | – | – | – | ||||
| WCAP-PSLC Aluminum Polymer Capacitors, –, – | Status Activei| Production 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 | – | – | – | – | – | ||||
 | WP-BUTR REDCUBE PRESS-FIT with internal thread, two-rows, –, – | Simulation– | Status Activei| Production 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 | |||
 | WA-SMSI SMT Steel Spacer with internal Thread M2.5, –, – | Simulation– | Downloads6 files | Status Activei| Production 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 | – | – |