DSPIC33FJ06GS202T-I/SO - 16-bit DSC, 40 MIPs | Microchip
MPN: DSPIC33FJ06GS202T-I/SO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.62 | $4.62 |
| 10 | $4.18 | $41.80 |
| 100 | $3.74 | $374.00 |
| 500 | $3.35 | $1,675.00 |
| 1,000 | $3.02 | $3,020.00 |
DSPIC33FJ06GS202T-I/SO Overview
A digital signal controller combines the compute architecture of a 16-bit microcontroller with the peripheral set of a digital signal processor, making the dsPIC33F family a member of the broader digital signal controller and power management IC hierarchy. DSCs of this class are widely used where high-speed pulse-width modulation (PWM), fast analog-to-digital conversion, and deterministic interrupt latency must coexist with general-purpose control code.
Key features of this GS-series device include a 16-bit dsPIC33F RISC core clocked up to 40 MIPs at 3.0V to 3.6V operation, on-chip high-speed PWM modules purpose-built for switch-mode power conversion, a fast ADC, and integrated analog comparators. The extended temperature grade (-40C to +125C, per the family operating conditions for 40 MIPs at 3.0V to 3.6V) supports industrial environments. Program memory is 6KB of Flash, suiting compact, single-purpose control loops.
Architecturally, the dsPIC33F core supports DSP-class instructions and addressing modes, allowing filtering, transformation, and control algorithms to execute with predictable cycle counts. The GS-series peripheral set is optimized for digital power: phase-shifted or complementary PWM outputs, fast analog feedback via the ADC and comparators, and cycle-by-cycle current limiting capabilities needed in converters.
Typical applications include high-density quarter-brick DC-DC converters for intermediate bus architectures (as demonstrated in Microchip's SMPS reference designs), AC-DC power supplies, digital lighting ballasts, battery chargers, and power-factor-correction stages.
When designing with this device, budget code space carefully: 6KB Flash accommodates a focused control loop but not large communication stacks. Verify that 3.3V rail sequencing and MCLR programming access (ICSP) are preserved in the layout.
This page synthesizes distributor sourcing data, drop-in same-family alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33FJ06GS202T-I/SO — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with DSPIC33FJ06GS202T-I/SO (same form factor and footprint) — differing in Package, Packaging, Core Architecture, Operating Temperature, Product Family.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ06GS202-I/SO
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ06GS101AT-I/SO
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.95 / Unit
View Datasheet →DSPIC33FJ06GS202T-I/SO Maximum Ratings & Electrical Characteristics
| Core Processor | dsPIC33F 16-bit RISC |
| Core Size | 16-bit |
| Program Memory Size | 6KB (6K x 8) Flash |
| Maximum Clock Frequency | 40 MHz |
| Performance | 40 MIPs |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +125C (I grade) |
| Package | 28-SOIC (0.295in, 7.50mm width) |
| Mounting Type | Surface Mount |
| Product Type | Digital Signal Controller (DSC) |
| Series | dsPIC33FJ06GS202 |
| Peripherals | High-Speed PWM, ADC, Comparators |
| Packaging | Tape & Reel (T/R) |
| Factory Pack Quantity | 40 |
| Number of Pins | 28 |
| RoHS Status | Compliant (per distributor listings) |
DSPIC33FJ06GS202T-I/SO 28-soic (0.295in, 7.50mm width) Pin Configuration Guide
Pin configuration for DSPIC33FJ06GS202T-I/SO (28-soic (0.295in, 7.50mm width) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for DSPIC33FJ06GS202T-I/SO.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ06GS202T-I/SO is suitable for 6 applications: Quarter-Brick DC-DC Converters (IBA), AC-DC Power Supplies, Digital Lighting Ballasts and LED Drivers, Battery Chargers, Power Factor Correction (PFC) Stages, Embedded Industrial Control Nodes.
Quarter-Brick DC-DC Converters (IBA)
Microchip demonstrates the GS-series dsPIC33F family, including the dsPIC33FJ06GS202, in reference designs for high-density quarter-brick DC-DC converters used in intermediate bus architecture (IBA) power systems. The DSPIC33FJ06GS202T-I/SO fits this role because its GS-series high-speed PWM module generates the complementary and phase-shifted gate-drive timing a synchronous buck converter requires, while the integrated ADC samples output voltage and inductor current for closed-loop regulation at 40 MIPs of deterministic processing headroom. Placed as the single digital controller replacing an analog PWM controller IC, it consolidates loop compensation, soft-start, fault handling, and telemetry in one chip, reducing component count on the crowded quarter-brick PCB. The trade-off versus analog control is firmware development effort and the need to budget code carefully within 6KB of Flash.
Recommended
AC-DC Power Supplies
The DSPIC33FJ06GS202T-I/SO is well suited to digitally controlled AC-DC power supplies where power-factor correction and secondary-side regulation benefit from programmable control. Its 40 MIPs dsPIC33F core executes average-current-mode PFC loops with predictable cycle counts, while the on-chip high-speed PWM provides trailing-edge and leading-edge drive for boost and flyback stages. The integrated ADC and analog comparators enable fast cycle-by-cycle overcurrent protection - a safety-critical function in off-line supplies - without external comparator ICs. Operating from a 3.0V to 3.6V rail at -40C to +125C, it tolerates the elevated ambient near power supply heat sinks. Designers should allocate the 6KB Flash carefully: PFC plus secondary control plus housekeeping typically fits, but adding communication interfaces may require moving to a higher-flash GS-family variant.
Recommended
Digital Lighting Ballasts and LED Drivers
Electronic ballasts and high-power LED drivers demand precise, high-frequency switching control with dimming and protection logic - a match for the GS-series peripherals of the DSPIC33FJ06GS202T-I/SO. Its high-speed PWM supports the resonant and phase-controlled topologies common in fluorescent ballasts and constant-current LED drivers, while the fast ADC tracks lamp or LED current for closed-loop regulation. The 28-SOIC package (7.50mm width) keeps the controller footprint small on densely routed lighting boards, and the -40C to +125C grade suits enclosed luminaires with elevated internal temperatures. Firmware-based control allows field-adjustable dimming curves and startup profiles that analog controllers cannot offer. The constraint to manage is 6KB Flash, which comfortably holds ballast control but limits space for DALI or other lighting protocol stacks.
Recommended
Battery Chargers
Multi-chemistry battery charging benefits directly from the DSPIC33FJ06GS202T-I/SO's programmable control: charging profiles (CC/CV, trickle, temperature-qualified) are implemented in firmware rather than fixed analog networks, and its high-speed PWM drives the buck or buck-boost power stage while the ADC monitors battery voltage, current, and an NTC thermistor input. The on-chip comparators provide hardware-level overcurrent shutdown that acts faster than firmware alone, protecting cells during fault events. With 40 MIPs available, coulomb counting and state-of-charge estimation math run without jittering the control loop. The 3.0V to 3.6V supply and -40C to +125C industrial range fit automotive-adjacent and industrial charger enclosures. Designers must fit the state machine and safety logic within 6KB Flash - achievable for single-chemistry chargers, tight for universal multi-chemistry designs.
Recommended
Power Factor Correction (PFC) Stages
Active power factor correction requires a fast inner current loop and a slower outer voltage loop - exactly the dual-loop structure the DSPIC33FJ06GS202T-I/SO implements digitally. Its ADC samples inductor current and rectified line voltage each switching cycle, the 40 MIPs core executes the compensation math, and the high-speed PWM updates duty cycle without analog error-amp drift or component-tolerance sensitivity. On-chip comparators enforce cycle-by-cycle current limiting during line transients, complementing firmware protection. The -40C to +125C industrial grade suits PFC boards mounted near hot power components, and the 28-SOIC surface-mount footprint integrates cleanly into compact supply designs. Versus an analog PFC controller, the digital approach adds firmware qualification effort but delivers adaptive inrush, brownout handling, and tunable THD performance within the device's 6KB Flash budget.
Recommended
Embedded Industrial Control Nodes
Beyond power conversion, the DSPIC33FJ06GS202T-I/SO serves as a compact embedded controller for industrial nodes that mix sensing and actuation: motor start modules, heater controllers, and sensor hubs. The remappable RPx pin architecture lets designers route UART, SPI, and PWM functions to the pins their layout needs, the ADC digitizes analog sensors, and comparators handle threshold alarms in hardware. The 16-bit dsPIC33F core provides DSP-class instructions for lightweight filtering at 40 MIPs, and operation from -40C to +125C covers unheated factory-floor enclosures. In-Circuit Serial Programming through MCLR/PGD/PGC enables field firmware updates with standard Microchip programmers. The primary planning constraint is the 6KB Flash ceiling - ideal for focused single-function control code, insufficient for RTOS-based or protocol-heavy designs, where a higher-memory dsPIC33EV part is the better choice.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ06GS202T-I/SO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ06GS202-I/SO | DSPIC33FJ06GS101AT-I/SO |
|---|---|---|---|
| Package | 28-SOIC (7.50mm) | 28-SOIC (7.50mm) - same | 28-SOIC (7.50mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Performance | dsPIC33F, 40 MIPs | dsPIC33F, 40 MIPs | dsPIC33F, 40 MIPs |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C (I grade) |
| Packaging Format | Tape & Reel (T) | Tube (factory pack 40) | Tape & Reel (AT suffix) |
| Pin-to-Pin Compatibility | Reference | 100% - identical die | Same package family - verify pin multiplexing vs GS202 |
Key Differentiators
- GS-series digital-power peripheral set (vs DSPIC33EP32MC202)
- Tube-packaged twin available as risk-reduction source (vs DSPIC33FJ06GS202-I/SO)
- 40 MIPs at industrial temperature in compact 28-SOIC (vs DSPIC33FJ06GS101AT-I/SO)
Design Notes
Reserve ICSP access in the layout: route MCLR, PGD, PGC, VDD, and VSS to a 5-pin programming header so the DSPIC33FJ06GS202T-I/SO can be programmed and debugged in-circuit with Microchip PICkit/ICD tools. Keep the header traces short and place a series resistor (typically 470R to 1kR class value - confirm in the programming specification section of the family datasheet) on MCLR if it also drives external circuitry. Since the T/R variant is aimed at automated assembly, prototype with the tube-packaged DSPIC33FJ06GS202-I/SO on the identical footprint to validate reflow profiles separately from firmware.
Power the DSPIC33FJ06GS202T-I/SO from a clean 3.3V rail within the specified 3.0V to 3.6V window; the full 40 MIPs rating is only valid across this range per the family operating conditions. Place 0.1uF ceramic decoupling capacitors directly at each VDD/VSS pin pair, plus local bulk capacitance (4.7uF to 10uF class) near the device. In digital power applications where this DSC sits next to switching stages, separate the analog supply entry (AVDD-side filtering) from noisy digital return paths to preserve ADC accuracy, and observe the datasheet VDD ramp-rate requirement on power-up for reliable POR/reset behavior.
Budget the 6KB Flash before committing: compiled GS-series digital-power control loops typically fit, but adding communication stacks (UART protocols, bootloaders) can exceed the memory. Use the compiler's memory map report early. Second pitfall: pin multiplexing. Many 28-pin functions are shared between analog (ANx), remappable digital (RPx), and peripheral roles - a peripheral chosen late in development may conflict with pins already allocated to ADC inputs. Finalize the peripheral-to-pin mapping against the datasheet pin tables before routing, not after. Finally, when substituting GS101-family parts, re-verify flash size and pin table differences rather than assuming family-wide identity.
Compliance Information
RoHS compliance indicated in distributor specification listings (DigChip). REACH, halogen-free, and conflict-minerals statements should be confirmed via the official Microchip environmental certificate for this exact ordering code.
