DSPIC33FJ06GS102AT-E/TL - 16-bit DSC, 40 MIPs, 6KB Flash | Microchip
MPN: DSPIC33FJ06GS102AT-E/TL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $4.95 | $4.95 |
| 10 | $4.45 | $44.50 |
| 100 | $3.95 | $395.00 |
| 500 | $3.55 | $1,775.00 |
| 1,000 | $3.18 | $3,180.00 |
DSPIC33FJ06GS102AT-E/TL Overview
A Digital Signal Controller combines the computational capability of a digital signal processor (DSP) with the peripheral integration and control architecture of a microcontroller (MCU). Within the power-management hierarchy, a DSC such as the dsPIC33FJ06GS102A sits at the heart of digital power conversion systems, replacing analog control loops with firmware-driven algorithms such as peak current mode control, voltage mode control, and power factor correction.
Key features include the 16-bit dsPIC RISC core running at up to 40 MIPs, dedicated SMPS PWM peripherals optimized for switching power supplies, 6KB self-programmable Flash, and AEC-Q100 automotive qualification with an extended -40C to +125C (E-grade) operating temperature range. The exposed-pad VTLA package improves thermal dissipation for high-switching-frequency designs.
Architecturally, the device pairs the DSP engine (17-bit x 17-bit multiplier, 40-bit accumulator, dual operand fetch) with the SMPS-focused PWM module, enabling deterministic cycle-by-cycle control of converters operating at hundreds of kHz. Program memory is organized as 2K x 24-bit instruction words.
Typical applications include AC-DC and DC-DC power supplies, digital lighting ballasts, battery chargers, automotive power modules, and embedded control systems requiring DSP-level math with MCU-style peripherals.
A key design consideration is supply integrity: use proper decoupling on the 3.3V rail and a solid ground connection to the exposed thermal pad for both EMI and thermal performance.
This page synthesizes distributor availability, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33FJ06GS102AT-E/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 DSPIC33FJ06GS102AT-E/TL (same form factor and footprint) — differing in Package, Core Architecture, Packaging, Series, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ06GS102AT-I/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ16GS102AT-E/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ06GS202AT-E/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.71 / Unit
View Datasheet →DSPIC33FJ06GS102AT-E/TL Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC RISC |
| Maximum CPU Speed | 40 MIPs (40 MHz) |
| Program Memory Size | 6 KB (2K x 24) Flash |
| RAM Size | 0.25 KB |
| Supply Voltage | 3.3 V |
| Specialty Peripherals | SMPS PWM |
| Qualification | AEC-Q100 (Automotive) |
| Operating Temperature | -40C to +125C (E grade) |
| Package | 36-VTLA (5x5 mm), Exposed Pad |
| Mounting Type | Surface Mount |
| Pin Count | 36 |
| Product Series | dsPIC33FJ06GS102A (dsPIC 33F) |
| Packaging | Tape & Reel (T/R) |
| RoHS Status | Compliant |
| Applications | Automotive, Digital Power (SMPS) |
DSPIC33FJ06GS102AT-E/TL 36-vtla (5x5 mm), exposed pad Pin Configuration Guide
Pin configuration for DSPIC33FJ06GS102AT-E/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 DSPIC33FJ06GS102AT-E/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33FJ06GS102AT-E/TL is suitable for 6 applications: AC-DC Digital Power Supplies, DC-DC Converters and Point-of-Load Regulation, Automotive Power Modules, Digital Lighting and Ballast Control, Battery Chargers, Embedded Industrial Control with DSP Math.
AC-DC Digital Power Supplies
The DSPIC33FJ06GS102AT-E/TL fits AC-DC converter control because its dedicated SMPS PWM module supports complementary outputs, programmable dead time, and cycle-by-cycle current limiting - features that analog controllers implement in fixed hardware. The 40 MIPs 16-bit DSP core executes control loops (peak current mode, voltage mode, PFC) at switching frequencies well into the hundreds of kHz with deterministic latency. Firmware-driven control also enables adaptive features such as burst mode, soft-start shaping, and fault logging that analog ICs cannot offer. Placed as the sole controller between the feedback dividers and the power stage gate drivers, the 3.3V DSC adds flexibility with minimal BOM overhead; the main trade-off is firmware development effort versus a fixed-function analog controller.
Recommended
DC-DC Converters and Point-of-Load Regulation
For synchronous buck and boost DC-DC converters, the DSPIC33FJ06GS102AT-E/TL provides high-resolution PWM and fast analog comparators within the SMPS module, enabling sub-cycle protection responses that software-only loops cannot match. The 0.25KB of RAM and 6KB Flash are sufficient for a full closed-loop DC-DC firmware including PI compensation, telemetry, and fault handling, making it a cost-optimized choice for point-of-load bricks and intermediate bus converters. The AEC-Q100 E-grade rating of -40C to +125C keeps it usable in automotive onboard charger auxiliary rails. Layout should keep the PWM output traces short to the gate driver and the exposed thermal pad soldered to a ground pour to limit switching-node noise coupling into the analog front end.
Recommended
Automotive Power Modules
The AEC-Q100 qualification and -40C to +125C E-grade temperature range make the DSPIC33FJ06GS102AT-E/TL suitable for automotive power electronics such as LED headlamp drivers, 48V mild-hybrid auxiliary converters, and battery management front ends. The SMPS PWM peripheral handles multi-phase interleaving and dead-time control, while the DSP core performs average-current loop compensation and diagnostics reporting over LIN/CAN via software or companion transceivers. Firmware-based control allows in-field feature updates and functional safety logging. Designers should account for automotive transients with proper TVS protection on supply inputs and verify cold-crank and jump-start voltage profiles against the 3.3V regulated rail upstream of the DSC.
Recommended
Digital Lighting and Ballast Control
Electronic ballasts and high-brightness LED drivers benefit from the DSPIC33FJ06GS102AT-E/TL's combination of resonant-mode-capable PWM (phase-shift and frequency control) and DSP math for power metering and dimming curve computation. The 40 MIPs core sustains feedback loops for PFC plus half-bridge stages concurrently, while the 6KB Flash holds the complete lamp/LED state machine including fault recovery. Firmware control enables DALI/DMX-style dimming protocols layered on the power control loop without an extra MCU. Because lamp ignitions impose large voltage transients, gate-drive isolation and snubber design matter more than DSC selection; the exposed-pad VTLA keeps the controller thermally stable in sealed luminaires where convection is limited.
Recommended
Battery Chargers
Multi-chemistry battery charging (Li-ion CC/CV, lead-acid staged, NiMH delta-peak) maps naturally onto the DSPIC33FJ06GS102AT-E/TL: the SMPS PWM controls the converter power stage while the 16-bit DSP core runs the charge algorithm, termination detection, and safety timers. The 6KB Flash accommodates multiple chemistry profiles selected at runtime, and the AEC-Q100 rating supports automotive USB and onboard chargers. Firmware-based control allows adaptive charge profiles based on measured temperature and impedance, improving battery life versus fixed analog chargers. Designers should implement independent hardware fault paths - the comparators within the SMPS module provide cycle-by-cycle overcurrent independent of software, a key safety layer for charger designs.
Recommended
Embedded Industrial Control with DSP Math
Beyond power conversion, the DSPIC33FJ06GS102AT-E/TL serves general industrial control that benefits from DSP instructions - sensor filtering (FIR/IIR), FFT-based condition monitoring, and fast PID loops for motor-less actuator control. The 16-bit core with 17x17 multiplier and 40-bit accumulator executes signal processing efficiently without a separate DSP chip, consolidating BOM cost. The 6KB Flash suits fixed-function nodes such as sensor transmitters, small HVAC controllers, and instrumentation front ends. When more connectivity or memory is needed, the same footprint family members (16KB variants) provide a scaling path without PCB respin. The -40C to +125C range also covers outdoor and panel-mounted equipment exposed to wide ambient swings.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ06GS102AT-E/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ06GS102AT-I/TL | DSPIC33FJ16GS102AT-E/TL | DSPIC33FJ06GS202AT-E/TL |
|---|---|---|---|---|
| Package | 36-VTLA (5x5 mm), Exposed Pad | 36-VTLA (5x5 mm) - same | 36-VTLA (5x5 mm) - same | 36-VTLA (5x5 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 40 MIPs | 40 MIPs | 40 MIPs | 40 MIPs |
| Flash Memory | 6 KB (2K x 24) | 6 KB (2K x 24) | 16 KB | 12 KB |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Qualification | AEC-Q100 (Automotive) | Industrial grade (not AEC-Q100) | AEC-Q100 (Automotive) | AEC-Q100 (Automotive) |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| SMPS PWM Peripherals | Yes (GS-series SMPS) | Yes (GS-series SMPS) | Yes (GS-series SMPS) | Yes (GS-series SMPS) |
Key Differentiators
- AEC-Q100 automotive qualification (vs DSPIC33FJ06GS102AT-I/TL)
- Flash upgrade path in identical footprint (vs DSPIC33FJ16GS102AT-E/TL)
- Cost-optimized memory configuration (vs DSPIC33FJ06GS202AT-E/TL)
Design Notes
Solder the exposed thermal pad of the 36-VTLA package to a grounded copper pour with an array of thermal vias (typically 4-9 vias under the pad). This serves double duty: dissipating core heat at 40 MIPs operation and providing a low-inductance ground return for the SMPS PWM switching currents. Microchip's family datasheet pin-connection guidelines recommend solid VDD/VSS and AVDD/AVSS decoupling - place 0.1uF ceramic capacitors directly at each supply pin pair.
Keep PWM output traces from the dsPIC to the gate drivers as short and direct as possible, and route them away from the analog feedback divider traces feeding the ADC/comparator inputs. The high di/dt switching node of a SMPS converter will couple noise into feedback signals if shared on the same board region. Use a ground plane split or careful single-plane routing with star grounding at the controller to preserve ADC accuracy and cycle-by-cycle comparator thresholds.
Do not substitute the -I/TL industrial variant in AEC-Q100 automotive applications simply because it is pin-compatible - the qualification and temperature grading differ, and automotive customers may audit part markings. Similarly, the 6KB Flash fills quickly with a full SMPS control loop plus telemetry; verify code size headroom in the MPLAB XC-DSC compiler memory map early, and consider the 16KB DSPIC33FJ16GS102AT-E/TL (same footprint) if headroom is tight.
Compliance Information
AEC-Q100 automotive qualified per distributor product data. RoHS/lead-free status per standard Microchip current-production policy; REACH and halogen-free status not stated in provided data.
