DSPIC33FJ06GS102AT-E/SO - 16-bit 40 MIPS DSC | Microchip
MPN: DSPIC33FJ06GS102AT-E/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 | $2.98 | $2,980.00 |
DSPIC33FJ06GS102AT-E/SO Overview
A digital signal controller combines the computational architecture of a digital signal processor (DSP) with the peripheral set and ease of use of a microcontroller (MCU). DSCs sit in the power-management hierarchy between general-purpose MCUs and dedicated DSPs: they execute tight control loops for switch-mode power conversion while retaining the interrupt structure, timers, and I/O flexibility that embedded designers expect from Microchip PIC architectures.
Key features include the 16-bit dsPIC33F core executing up to 40 MIPS, on-chip SMPS-optimized PWM peripherals purpose-built for power-supply control, and system-level safety functions such as Brown-out Detect/Reset (BOR), Power-on Reset (POR), and a Watchdog Timer (WDT). The 24-bit instruction word with 2K x 24 program memory organization supports deterministic real-time control code.
The device uses the CMOS dsPIC33F architecture with a barrel shifter, hardware multiply-accumulate support for filter and control-loop mathematics, and boundary-scan (JTAG-class) debug capability. The dedicated high-resolution PWM modules make it a natural fit for voltage-mode, current-mode, and multi-phase digital power topologies that would otherwise require analog controllers.
Typical applications include switched-mode power supplies (SMPS), automotive motor-control and LED-lighting modules, power factor correction (PFC) stages, and battery chargers - anywhere the combination of 40 MIPS, AEC-Q100 qualification, and SMPS PWM peripherals shortens development time.
Design consideration: this is a 3.0V to 3.6V part - level-shift or translate any 5V sensor or host interfaces, and program the device via ICSP using the MPLAB XC-DSC compiler toolchain.
This page synthesizes distributor availability data, drop-in alternatives, and engineering design guidance not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33FJ06GS102AT-E/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 DSPIC33FJ06GS102AT-E/SO (same form factor and footprint) — differing in Core Architecture, Package, Data Bus Width, Operating Temperature Range, Packaging.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ06GS102A-E/SO
✅ Drop-In✓ In Stock
$3.55 / Unit
View Datasheet →DSPIC33FJ06GS102AT-I/SO
✅ Drop-In✓ In Stock
$2.98 / Unit
View Datasheet →DSPIC33FJ06GS101AT-I/SO
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.95 / Unit
View Datasheet →DSPIC33FJ16GS102-I/SO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ12GS202-I/SO
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ06GS102AT-E/SO Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F RISC |
| Maximum Clock / Performance | 40 MIPS (40 MHz) |
| Program Memory (FLASH) | 6 KB (2K x 24) |
| Data RAM | 256 bytes |
| Supply Voltage (VDD) | 3.3 V (3.0 V to 3.6 V) |
| Operating Temperature Range | -40C to +125C (E grade) |
| Automotive Qualification | AEC-Q100 qualified |
| Package | 28-SOIC (0.295 in, 7.50 mm width) |
| Mounting Type | Surface Mount |
| Specialized Peripherals | SMPS PWM (digital power) |
| Brown-out Detect/Reset | Yes (BOR) |
| Power-on Reset | Yes (POR) |
| Watchdog Timer | Yes (WDT) |
| Program Memory Width | 24-bit instruction word |
| Data Bus Width | 16-bit |
| Debug / Scan | Boundary scan supported |
DSPIC33FJ06GS102AT-E/SO 28-soic (0.295 in, 7.50 mm width) Pin Configuration Guide
Pin configuration for DSPIC33FJ06GS102AT-E/SO (28-soic (0.295 in, 7.50 mm 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 DSPIC33FJ06GS102AT-E/SO.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ06GS102AT-E/SO is suitable for 6 applications: Switch-Mode Power Supplies (SMPS), Automotive Digital Power and Motor Control, Digital LED Lighting Drivers, Power Factor Correction (PFC) Stages, Battery Chargers and Power Adapters, Industrial Embedded Control and Sensing.
Switch-Mode Power Supplies (SMPS)
The DSPIC33FJ06GS102AT-E/SO was designed specifically for digitally controlled switch-mode power supplies: its SMPS-optimized PWM peripherals generate the high-resolution, phase-shifted, or complementary gate-drive signals needed for buck, boost, flyback, half-bridge, and interleaved topologies. The 40 MIPS dsPIC33F core executes voltage- and current-mode compensation loops fast enough to maintain regulation at typical conversion frequencies, while the 6KB (2K x 24) FLASH accommodates startup, soft-start, protection, and housekeeping code in the 2K-word program space. Brown-out Detect/Reset and the Watchdog Timer protect the power stage during input sags and firmware lockup, which matters when the controller directly commands power semiconductors. Place the controller with short, direct PWM traces to gate drivers, and dedicate ADC sampling to the switching instants for clean current feedback - the digital approach eliminates analog error-amplifier drift and allows firmware-tunable loop gain across production variants.
Recommended
Automotive Digital Power and Motor Control
Because the DSPIC33FJ06GS102AT-E/SO is AEC-Q100 qualified and rated -40C to +125C in the E temperature grade, it fits automotive zones exposed to engine-bay or power-electronics temperatures: electric power steering assist supplies, BLDC fan and pump drivers, and on-board charger auxiliary stages. The 40 MIPS 16-bit core runs field-oriented or trapezoidal motor-control loops deterministically, and the SMDS PWM peripherals produce the complementary outputs and dead-time control demanded by three-phase bridges. BOR, POR, and WDT provide the fault containment automotive OEMs require when the DSC supervises a power stage. The 28-SOIC (7.50 mm) surface-mount package supports standard automotive SMT assembly and reflow profiles. Designers should verify the applicable Microchip errata sheet for the GS102A family (referenced in DS-75018B) and procure only through franchised automotive channels to preserve lot-level traceability required by IATF-supervised quality systems.
Recommended
Digital LED Lighting Drivers
Constant-current LED drivers benefit directly from the DSPIC33FJ06GS102AT-E/SO's SMDS PWM peripherals: the controller regulates LED current with a fast inner loop and handles dimming, fault detection, and communication in firmware on the same die. At 40 MIPS, the core sustains peak-current-mode control at conversion frequencies typical of off-line and DC-fed LED drivers, while the 6KB FLASH is ample for PWM dimming tables, thermal foldback curves, and protection state machines. The -40C to +125C E grade tolerates sealed fixture environments where junction temperatures climb near the power stage, and AEC-Q100 qualification supports automotive lighting subclasses. Because dimming resolution and flicker depend on PWM granularity, allocate the highest-resolution PWM modules to the LED channels and reserve slower modules for housekeeping. The digital approach also enables firmware updates that re-rate fixtures for different LED strings without hardware changes.
Recommended
Power Factor Correction (PFC) Stages
A PFC front end is a demanding control problem - average-current-mode control of the boost inductor current synchronized to the rectified line - and the DSPIC33FJ06GS102AT-E/SO addresses it with 40 MIPS of 16-bit DSP-grade math plus SMPS-optimized PWM outputs. The core executes the current-loop multiplication, filtering, and duty-ratio update within each switching cycle at typical 50/60 Hz-line PFC switching frequencies, while the 6KB program space holds THD-reduction routines, brownout ride-through logic, and feedforward compensation. BOR and the WDT shut the boost stage down safely on supply anomalies, protecting downstream bulk capacitors. The 28-SOIC package with 7.50 mm body width supports creepage-conscious layout near the line-voltage section. Using one DSC for both PFC and a downstream stage also enables energy-staging coordination that two discrete analog controllers cannot easily achieve, improving light-load efficiency and standby power figures.
Recommended
Battery Chargers and Power Adapters
Smart battery chargers need multi-phase control: a fast switching-converter loop, plus slower charge-termination, temperature-qualification, and safety logic. The DSPIC33FJ06GS102AT-E/SO consolidates both: SMDS PWM peripherals handle the CC/CV conversion stage at 40 MIPS-grade loop rates, while the dsPIC33F core runs Li-ion charge profiles, JEITA-style temperature derating, and fault handling out of 6KB FLASH with headroom for a serial protocol for host communication where the pin budget allows. The -40C to +125C E grade suits chargers mounted near heat-generating cells or in automotive accessory power environments, and AEC-Q100 qualification opens automotive charger subassemblies. BOR/POR guarantee deterministic startup when adapters are hot-plugged, and the WDT recovers firmware from noise-induced lockup caused by charger transients. Designers should budget ADC channels for current-sense, voltage-sense, and NTC inputs per the DS-75018B analog section.
Recommended
Industrial Embedded Control and Sensing
In industrial equipment, the DSPIC33FJ06GS102AT-E/SO serves as a compact 16-bit control node: its 40 MIPS core, 256 bytes of RAM, and 6KB FLASH host tight sensor-processing and actuator-control loops, while the SMPS PWM block doubles as a high-resolution actuator or heater-drive output. The -40C to +125C temperature range covers sealed enclosures and machinery-interior mounting, and boundary-scan support simplifies production test on ATE. BOR, POR, and WDT deliver the autonomous fault recovery that unattended industrial nodes demand. Where the application outgrows 256 bytes of RAM or needs additional interfaces, pin-compatible GS-family variants such as the 16KB DSPIC33FJ16GS102 provide an upgrade path on the same 28-SOIC footprint. Development uses Microchip MPLAB X with the XC-DSC compiler and Explorer 16/32 development board with the appropriate PIM, allowing bench validation before committing to custom hardware.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ06GS102AT-E/SO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ06GS102A-E/SO | DSPIC33FJ06GS102AT-I/SO | DSPIC33FJ06GS101AT-I/SO | DSPIC33FJ16GS102-I/SO | DSPIC33FJ12GS202-I/SO |
|---|---|---|---|---|---|---|
| Package | 28-SOIC (7.50 mm) | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Performance | 40 MIPS, 16-bit dsPIC33F | 40 MIPS - same die | 40 MIPS - same die | 40 MIPS | 40 MIPS | 40 MIPS |
| FLASH Program Memory | 6 KB (2K x 24) | 6 KB | 6 KB | 6 KB | 16 KB | 12 KB |
| Operating Temperature | -40C to +125C (E) | -40C to +125C | -40C to +85C | -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 |
| SMPS PWM Peripherals | Yes (GS102 full channel set) | Yes - identical | Yes - identical | Yes - reduced channels (GS101) | Yes - GS102 configuration | Yes - GS202 configuration |
| Safety Features | BOR, POR, WDT | BOR, POR, WDT | BOR, POR, WDT | BOR, POR, WDT | BOR, POR, WDT | BOR, POR, WDT |
Key Differentiators
- Extended -40C to +125C automotive temperature grade (vs DSPIC33FJ06GS102AT-I/SO)
- AEC-Q100 qualification with full SMPS PWM channel set (vs DSPIC33FJ06GS101AT-I/SO)
- Same-footprint code-space upgrade path (vs DSPIC33FJ16GS102-I/SO)
Design Notes
The DSPIC33FJ06GS102AT-E/SO requires a regulated 3.0V-3.6V supply. Place 0.1uF ceramic decoupling capacitors directly across each VDD/VSS pin pair of the 28-SOIC, plus one bulk 4.7uF-10uF capacitor near the device. In SMPS applications the controller shares a board with a noisy power stage - route the analog supply through an RC filter or ferrite bead, and never route PWM or gate-drive return currents under the controller. Observe the BOR configuration so the DSC resets cleanly during input-voltage dips rather than executing corrupted control code.
Three recurring pitfalls: (1) assuming 5V tolerance - this 3.3V dsPIC requires level shifting for 5V logic; (2) ignoring the family errata sheet - Microchip publishes errata alongside data sheet DS-75018B and peripheral workarounds can affect SMPS PWM configuration registers; (3) exceeding the 2K-word program space - with 40 MIPS execution, C code with floating-point math fills 6KB quickly, so budget code size early or plan the pin-compatible DSPIC33FJ16GS102 upgrade. Verify configuration-bit settings (watchdog, oscillator source, BOR) before first flash; incorrect oscillator config is the leading cause of 'dead' prototype boards.
For the 28-SOIC (7.50 mm) footprint, provide a solid ground plane under the controller and keep the ICSP programming pads (MCLR, PGD, PGC, VDD, VSS) accessible for in-circuit programming with PICkit/ICD tools - omitting them forces desoldering for firmware updates. Keep ADC sense routing (current-shunt and output-voltage feedback) away from PWM traces; use Kelvin connections to shunt resistors in SMPS layouts. Estimated: at 40 MHz internal operation the device dissipation is in the tens-of-mW range, so no thermal copper pour is needed for the controller itself.
Compliance Information
AEC-Q100 automotive qualification and -E (-40C to +125C) grade confirmed by distributor parametric data (datasheets.com, Kynix, Hotenda). RoHS/lead-free status per standard Microchip /SO suffix policy; obtain formal REACH and conflict-minerals declarations from the Microchip product page.
