DSPIC33FJ06GS102A-I/TL - 16-bit 40 MIPS DSC 6KB Flash | Microchip
MPN: DSPIC33FJ06GS102A-I/TL ✓ Active| Qty | Unit Price | Extended |
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| 500 | $0 | $0.00 |
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DSPIC33FJ06GS102A-I/TL Overview
A digital signal controller combines the computational throughput of a digital signal processor with the peripheral integration and control architecture of a microcontroller. Within the power-management hierarchy, the DSC sits above a plain MCU because it adds DSP-class multiply-accumulate capability, making it the preferred controller class for digital switch-mode power supplies (SMPS), power factor correction, and closed-loop motor control where deterministic loop timing matters.
The GS102A family variant is purpose-built for digital power conversion. Its headline peripherals are a High-Speed PWM module with fine-grained duty-cycle and dead-time resolution, a high-speed 10-bit ADC, and multiple analog comparators - the exact analog/control trio required to close current and voltage loops in modern converters. The 40 MIPS core executes control-loop mathematics quickly enough for multi-loop topologies, and the 6KB self-programming FLASH (2K x 24 instruction words) suits compact, fixed-function power firmware.
Typical applications named in the Microchip datasheet include AC-to-DC converters, DC-to-DC converters, Power Factor Correction (PFC) stages, and uninterruptible power supplies (UPS). The integrated high-speed PWM and comparators allow hysteretic or peak-current-mode control to be implemented with minimal external circuitry.
Design consideration: the device operates from a 3.3V supply and offers multiple PGECx/PGEDx pin pairs; In-Circuit Serial Programming (ICSP) and in-circuit debugging via MPLAB SNAP or PICkit require a PGEC/PGED pair to be used consistently (for example, PGEC2 with PGED2).
This page adds value beyond the manufacturer datasheet by consolidating distributor availability, drop-in family alternatives, compliance status, and practical SMPS design notes in one place.
Note: Microchip lists the dsPIC33FJ06GS102A as In Production on its official product page, while some distribution partners report the /TL tube-packaged variant as obsolete at their location; verify current sourcing before committing to new designs.
Drop-in alternatives for DSPIC33FJ06GS102A-I/TL — 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 DSPIC33FJ06GS102A-I/TL (same form factor and footprint) — differing in Mounting Type, Package, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ06GS102AT-I/TL
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ06GS102-I/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ06GS102A-I/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.6 / Unit
View Datasheet →DSPIC33FJ06GS102A-I/TL Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F RISC |
| Max CPU Speed | 40 MIPS |
| Program Memory (FLASH) | 6 KB (2K x 24) |
| RAM | 256 x 8 |
| Supply Voltage | 3.3 V |
| Package | 36-VTLA (5x5 mm), exposed pad |
| Mounting Type | Surface Mount |
| Packaging | Tube |
| High-Speed PWM | Yes (dedicated SMPS PWM module) |
| ADC | Yes (high-speed ADC) |
| Analog Comparators | Yes |
| Debug / Programming | ICSP via PGECx/PGEDx (MPLAB SNAP compatible) |
| Product Status | In Production (Microchip official page) |
| RoHS Status | RoHS3 Compliant |
| Target Applications | SMPS, AC-DC, DC-DC, PFC, UPS |
DSPIC33FJ06GS102A-I/TL 36-vtla (5x5 mm), exposed pad Pin Configuration Guide
Pin configuration for DSPIC33FJ06GS102A-I/TL (36-vtla (5x5 mm), exposed pad 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 DSPIC33FJ06GS102A-I/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ06GS102A-I/TL is suitable for 6 applications: AC-to-DC Converters, DC-to-DC Converters, Power Factor Correction (PFC), Uninterruptible Power Supplies (UPS), Digital Lighting and LED Driver Control, Embedded System Prototyping and Education.
AC-to-DC Converters
The DSPIC33FJ06GS102A-I/TL fits AC-to-DC converter control because its 40 MIPS core and dedicated High-Speed PWM module can run inner current loops at switching frequencies typical of offline flyback and forward converters, while the on-chip analog comparators implement fast cycle-by-cycle current limiting without CPU intervention. In a typical topology the controller reads input/output voltage and current through the high-speed ADC, computes duty correction each switching cycle, and updates the PWM registers with fine duty resolution. The 6KB FLASH holds compact fixed-function power firmware including soft-start, brownout handling, and fault latching. Unlike general-purpose MCUs, jitter and loop latency are minimized because PWM updates are hardware-synchronized to the ADC conversion trigger.
Recommended
DC-to-DC Converters
For DC-to-DC converters - synchronous buck, boost, and buck-boost stages - the DSPIC33FJ06GS102A-I/TL provides the deterministic control timing these loops demand: the High-Speed PWM offers fine duty-cycle and dead-time control for synchronous rectification efficiency, and the high-speed ADC triggers from the PWM period so sampling is free of switching-noise artifacts. The 3.3V, 40 MIPS core executes PI or PID compensation in a fraction of one switching period, enabling multi-loop (voltage-mode outer, current-mode inner) architectures in a single 5x5 mm VTLA package. On-chip comparators add hardware overcurrent protection that reacts faster than any software loop, which is essential for protecting power stages during load transients and short-circuit events.
Recommended
Power Factor Correction (PFC)
The DSPIC33FJ06GS102A-I/TL is directly recommended by the Microchip datasheet for Power Factor Correction. In boost-PFC stages the controller must reconstruct an input-current sinusoid synchronized to the rectified line; the high-speed ADC samples inductor current and bus voltage at high rate, and the 40 MIPS DSP core executes the average-current-mode compensation each cycle. The analog comparators provide instantaneous overcurrent shutdown during line transients, while the High-Speed PWM adjusts duty with the resolution needed to keep THD low across the line cycle. Firmware in 6KB FLASH covers input-voltage feedforward, soft-start, and light-frequency burst/valley management, replacing a dedicated analog PFC controller with a programmable digital solution.
Recommended
Uninterruptible Power Supplies (UPS)
The datasheet explicitly lists UPS as a supported application for the GS102A family. A line-interactive or double-conversion UPS needs simultaneous control of an AC inverter bridge, a battery charger, and a transfer switch - the DSPIC33FJ06GS102A-I/TL's multiple high-resolution PWM channels drive inverter legs with programmable dead time, while the ADC and comparators monitor battery current, bus voltage, and AC output for waveform quality and protection. The 40 MIPS core runs sine-wave generation and closed-loop output-voltage regulation concurrently with charger management. The 36-pin VTLA 5x5 mm footprint conserves control-board area, and ICSP programming via a PGEC/PGED pair allows field firmware updates through the production test header.
Recommended
Digital Lighting and LED Driver Control
Digitally controlled LED drivers benefit from the same peripheral set the GS102A provides to SMPS designers: constant-current loops closed through the high-speed ADC at each PWM cycle, fine duty resolution for dimming without visible flicker, and comparator-based open-circuit/short-circuit protection. At 40 MIPS, the DSPIC33FJ06GS102A-I/TL can simultaneously regulate the main power stage and implement housekeeping tasks such as temperature derating via an external sensor on an ADC channel, DALI-style communication on a UART, and diagnostic fault logging in RAM. The 3.3V, 36-pin VTLA package suits compact driver boards where controller area and BOM count are constrained, replacing discrete analog control loops with calibratable digital firmware.
Recommended
Embedded System Prototyping and Education
Because the DSPIC33FJ06GS102A-I/TL ships in tube packaging and programs through standard ICSP with the low-cost MPLAB SNAP programmer (connected via High-Speed USB 2.0 and an 8-pin SIL target connector), it is a practical controller for lab prototypes, university power-electronics coursework, and evaluation of digital control algorithms. Multiple PGECx/PGEDx pairs simplify shared debug headers, and Northern Software's development notes document the pair-matching rule (PGEC2 with PGED2, for example) that beginners most often violate. The 6KB FLASH with self-programming allows small bootloaders, and the family datasheet plus Microchip's free MPLAB X IDE and XC16 compiler provide a complete, zero-license-cost toolchain from schematic to running control loop.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ06GS102A-I/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ06GS102AT-I/TL | DSPIC33FJ06GS102-I/TL | DSPIC33FJ06GS102A-I/SP |
|---|---|---|---|---|
| Package | 36-VTLA (5x5 mm) | 36-VTLA (5x5 mm) - same footprint, T&R | 36-VTLA (5x5 mm) - same | 36-pin SP (different footprint) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| FLASH Program Memory | 6 KB (2K x 24) | 6 KB (2K x 24) | 6 KB (2K x 24) | 6 KB (2K x 24) |
| RAM | 256 bytes | 256 bytes | 256 bytes | 256 bytes |
| Silicon Revision | A (errata-corrected) | A | Original (pre-A) | A |
| Packaging Style | Tube | Tape & Reel | Tube | Tube |
| Drop-in on Same PCB Land Pattern | - | Yes - direct swap | Yes - direct swap | No - package differs |
Key Differentiators
- Errata-corrected A silicon revision (vs DSPIC33FJ06GS102-I/TL)
- Tube packaging for prototype handling (vs DSPIC33FJ06GS102AT-I/TL)
- Purpose-built digital-power peripheral set (vs Generic 16-bit MCUs in similar packages)
Design Notes
The 36-pin VTLA is a 5x5 mm QFN-style package with an exposed pad that serves as the primary ground path. Connect the exposed pad directly to a solid VSS plane through an array of thermal vias - do not float it, since it carries both electrical ground return and heat for the PWM/ADC activity. Keep the VDD/VSS decoupling capacitors within 2-3 mm of the supply pins, using at least one 0.1 uF ceramic per supply pin pair plus one bulk 4.7-10 uF cap.
ICSP wiring mistake is the most common bring-up failure: PGEC and PGED pins must be used as matched pairs (PGEC2 with PGED2, etc.), never mixed across pairs. The Northern Software dsPIC33FJ06GS102A notes and Microchip's MPLAB SNAP documentation both emphasize this. Route one full pair to your programming header with short traces, and avoid loading PGED pins with LEDs or pull-downs that fight the debugger during in-circuit debugging.
For SMPS use, keep the ADC inputs sensing switch-node or shunt signals away from the PWM output traces, and trigger ADC sampling synchronized to the PWM period counter (the module supports ADC-trigger alignment) so switching-noise transients are never sampled. Estimate: at 40 MIPS with a 6KB program, interrupt-driven loop overhead is small, but reserve the comparator fault path in hardware - software-only protection adds loop-latency risk during short-circuit events.
Compliance Information
RoHS3 compliant per Microchip USA product data. REACH, halogen-free, and conflict-minerals declarations not stated in provided data - request formal certificates from Microchip.
