DSPIC33FJ06GS102-I/MM - 16-bit 40MIPS DSC 6KB Flash | Microchip
MPN: DSPIC33FJ06GS102-I/MM ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.61 | $3.61 |
| 10 | $3.3 | $33.00 |
| 100 | $3 | $300.00 |
| 500 | $2.75 | $1,375.00 |
| 1,000 | $2.55 | $2,550.00 |
DSPIC33FJ06GS102-I/MM Overview
A digital signal controller combines the compute power of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, the dsPIC33F GS family sits between general-purpose MCUs and dedicated digital-power ASICs, providing programmable control loops for switch-mode power conversion where analog controllers lack flexibility and pure MCUs lack deterministic PWM and ADC throughput.
Key features include a 16-bit fixed-point DSP engine with a barrel shifter and dual internal buses, high-speed PWM peripherals purpose-built for multi-loop digital power supplies, an on-chip ADC and comparators for fast current- and voltage-loop feedback, and operation across an industrial temperature range of -40C to +85C from a 3.0V to 3.6V supply. The exposed-pad QFN package provides low-inductance grounding and compact 6x6 mm board footprint.
The CMOS architecture runs up to 40 MIPS (with the device clocked from an internal PLL), giving deterministic execution of PI/PID control loops at switching frequencies typical of AC-DC and DC-DC converters. Boundary-scan support aids production test, and low-power modes reduce standby consumption in always-on power systems.
Typical applications include AC-to-DC converters, DC-to-DC converters, Power Factor Correction (PFC) stages, and uninterruptible power supplies, where the device provides full digital control of power conversion and system management functions in a single chip.
For design, keep the exposed thermal pad soldered to a solid ground pour for signal integrity of high-frequency PWM switching; budget the 6KB flash carefully, as digital-power control plus state management code rarely exceeds this without optimization.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33FJ06GS102-I/MM — 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 DSPIC33FJ06GS102-I/MM (same form factor and footprint) — differing in Core Architecture, DSP Features, Package, RAM, Supply Voltage Range.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ06GS102-50I/MM
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ06GS102-E/MM
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ06GS101-I/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ16GS102-I/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ06GS202-I/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
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View Datasheet →DSPIC33FJ06GS102-I/MM Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F DSC (MCU/DSP) |
| Max CPU Speed | 40 MIPS |
| Clock Frequency | 50 MHz |
| Program Memory (FLASH) | 6KB (6K x 8) |
| RAM | 256 B |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +85C |
| Package | 28-QFN-S (6x6 mm) with exposed pad, S-PQCC-N28 |
| Mounting Type | Surface Mount |
| Terminal Pitch | 0.65 mm |
| Technology | CMOS |
| DSP Features | Fixed-point DSP engine, barrel shifter, multiple internal buses |
| Special Peripherals | High-speed PWM, ADC, comparators (digital power focused) |
| Test Features | Boundary scan (JTAG) |
| Low Power Modes | Yes |
| Target Applications | Digital SMPS, AC-DC, DC-DC, PFC, UPS |
| RoHS Status | Compliant |
DSPIC33FJ06GS102-I/MM 28-qfn-s (6x6 mm) with exposed pad, s-pqcc-n28 Pin Configuration Guide
Pin configuration for DSPIC33FJ06GS102-I/MM (28-qfn-s (6x6 mm) with exposed pad, s-pqcc-n28 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 DSPIC33FJ06GS102-I/MM.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ06GS102-I/MM is suitable for 6 applications: AC-DC Converter Digital Control, DC-DC Converter Control, Power Factor Correction (PFC), Uninterruptible Power Supplies (UPS), Embedded Industrial Control, LED Driver Digital Control.
AC-DC Converter Digital Control
The DSPIC33FJ06GS102-I/MM provides full digital control of off-line AC-DC converters, replacing analog control ICs with a programmable 16-bit, 40 MIPS DSC. The high-speed PWM generates precisely phased gate drives with nanosecond-scale resolution, while the on-chip ADC and comparators close the current-mode control loop fast enough for flyback and LLC topologies. Firmware implements soft-start, burst mode, and fault protection that would otherwise require external components, and the 6KB FLASH holds the complete control state machine. Using the exposed-pad QFN keeps the controller ground quiet relative to the power stage, reducing PWM jitter in the 6x6 mm footprint.
Recommended
DC-DC Converter Control
In high-density DC-DC converters (buck, boost, buck-boost), the DSPIC33FJ06GS102-I/MM runs deterministic PI current/voltage loops at 40 MIPS, achieving switching frequencies well into the hundreds of kHz with the high-speed PWM peripheral. The 256-byte RAM holds loop history and compensator state, and the 3.0-3.6V supply allows direct 3.3V rail operation. Digital control enables telemetry, adaptive dead-time, and mode switching (CCM/DCM) in firmware. Compared with an analog controller, one 28-QFN device serves multi-rail systems, cutting BOM count, though it dissipates control power and requires careful firmware validation against the Microchip GS-family reference designs.
Recommended
Power Factor Correction (PFC)
For boost-type Power Factor Correction stages, the DSPIC33FJ06GS102-I/MM executes the average-current-mode inner loop and the voltage outer loop entirely in software, drawing on the GS family's dedicated digital-power PWM and fast ADC sampling. Microchip's reference designs implement single dsPIC33F GS devices providing full digital control of the PFC and downstream conversion simultaneously. The 40 MIPS core leaves margin for power-quality calculations such as RMS line voltage and THD estimation. The industrial -40C to +85C rating suits telecom rectifiers and server PSU front ends, where the compact 6x6 mm QFN simplifies controller placement near the sense resistors.
Recommended
Uninterruptible Power Supplies (UPS)
The DSPIC33FJ06GS102-I/MM manages UPS conversion stages including inverter bridge control, battery charging, and transfer switching. Its fixed-point DSP engine with barrel shifter computes sine reference generation and battery-state calculations efficiently at 40 MIPS, while the high-speed PWM outputs drive the inverter with precise dead-time. According to Microchip, UPS is an explicitly supported application for the GS family, with reference designs showing a single DSC providing full digital control of power conversion and system management. The 6KB FLASH fits a complete single-phase UPS control firmware when written against Microchip's digital-power libraries.
Recommended
Embedded Industrial Control
Beyond power conversion, the DSPIC33FJ06GS102-I/MM serves as a compact 16-bit embedded controller in industrial equipment requiring DSP-class math: motor-adjacent sensing, load monitoring, and closed-loop actuators. Boundary-scan (JTAG) support aids production test on dense boards, and low-power modes cut consumption in standby. The 28-QFN 6x6 mm package with 0.65 mm pitch fits tight panels where 7x7 or larger QFPs cannot. Industrial -40C to +85C operation and CMOS robustness align with factory-floor conditions, and Microchip toolchain compatibility (MPLAB) shortens firmware development versus custom DSP solutions.
Recommended
LED Driver Digital Control
Digitally controlled LED drivers for industrial lighting and constant-current supplies benefit from the DSPIC33FJ06GS102-I/MM's high-resolution PWM and fast comparator trips: dimming curves, current balancing, and fault shutdown are implemented in firmware rather than fixed analog networks. The 3.3V controller interfaces directly with optocoupler feedback for isolated topologies, and the ADC samples output current each switching cycle for tight regulation. With 40 MIPS and 6KB FLASH, a complete flyback LED driver controller including communication (e.g., UART-based dimming commands) fits the memory budget, making it a single-chip alternative to MCU-plus-analog-controller two-chip designs.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ06GS102-I/MM — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ06GS102-50I/MM | DSPIC33FJ06GS102-E/MM | DSPIC33FJ06GS101-I/MM | DSPIC33FJ16GS102-I/MM | DSPIC33FJ06GS202-I/MM |
|---|---|---|---|---|---|---|
| Package | 28-QFN-S (6x6 mm) EP | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / MIPS | 16-bit dsPIC33F, 40 MIPS | 16-bit, same core, 50 MHz ordering code | 16-bit, 40 MIPS | 16-bit, 40 MIPS | 16-bit, 40 MIPS | 16-bit, 40 MIPS |
| FLASH Memory | 6KB | 6KB | 6KB | 3KB | 16KB | 6KB |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Digital Power Peripherals | High-speed PWM, ADC, comparators | Same | Same | Same (GS101 peripheral set) | Same (GSX02 peripheral set) | GS202 peripheral set (verify channel count) |
Key Differentiators
- Standard industrial temperature rating (vs DSPIC33FJ06GS102-E/MM)
- SMD QFN vs through-hole packaging (vs DSPIC33FJ06GS102-I/SP)
- Cost-optimized 6KB flash size (vs DSPIC33FJ16GS102-I/MM)
Design Notes
The 28-QFN-S package includes an exposed thermal pad that is the device's main ground return. Solder it to a solid, unbroken ground pour with an array of thermal vias (typically 3x3 or 4x4) to the inner ground plane. In digital-power layouts, PWM switching noise couples strongly through ground; a poor exposed-pad connection raises ground bounce, increases PWM output jitter, and degrades ADC accuracy. Follow the land-pattern and via-stitching guidance in the manufacturer datasheet layout section.
Decouple each VDD pin with a 0.1 uF ceramic capacitor placed within 2 mm of the pin, plus one bulk 4.7-10 uF capacitor near the device. The 3.0-3.6V supply must remain within range through PWM load transients; brownouts during switching events can corrupt flash execution. Estimated: with core and I/O currents typically in the tens of milliamps at 40 MIPS, supply ripple from shared rails with the power stage should be kept below roughly 100 mV pp for reliable ADC conversion.
The dsPIC33FJ06GS101/X02 family has published silicon errata and data sheet clarification documents from Microchip - review them before finalizing register configurations, particularly around the high-speed PWM and ADC modules. Also verify the programming header (ICSP) is accessible on the production PCB; the 28-QFN pinout multiplexes programming pins with I/O, and omitting test points forces board removal for firmware updates.
Keep the high-speed PWM output traces short and routed away from analog feedback traces feeding the ADC. Estimated: at 40 MIPS with fast PWM edges, dv/dt coupling into a high-impedance sense divider can cause ADC reading offsets; guarding sense traces with ground and using a local RC filter (e.g., 100 ohm / 1 nF) at ADC inputs preserves control-loop accuracy in switching environments.
Compliance Information
RoHS compliant and lead-free per distributor data (OnlineComponents). REACH, halogen-free, and conflict-minerals statements not found in provided data.
