DSPIC33EP16GS202T-E/MX - 16-Bit 60 MIPS DSC 16KB Flash UQFN-28 | Microchip
MPN: DSPIC33EP16GS202T-E/MX ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.95 | $3.95 |
| 10 | $3.65 | $36.50 |
| 100 | $3.34 | $334.00 |
| 500 | $3.2 | $1,600.00 |
| 1,000 | $3.05 | $3,050.00 |
DSPIC33EP16GS202T-E/MX Overview
A Digital Signal Controller combines the computational architecture of a microcontroller with DSP capability in a single device. In the power-management hierarchy, a DSC sits between a general-purpose MCU and a dedicated DSP: it runs real-time control loops for switching power supplies while also handling system housekeeping tasks, making it the de-facto controller class for digitally controlled SMPS designs.
Key features include the GS-series high-speed PWM peripherals designed for power conversion, integrated analog (ADC with supporting analog blocks), 3.3V single-supply operation, extended temperature operation from -40C to +125C, and Functional Safety (FuSa) support per DigiKey categorization. The 28-UQFN package with exposed pad provides compact footprint and low thermal resistance for dense power boards.
Technically, the dsPIC33EP core is a 16-bit modified Harvard architecture with DSP instructions, and the GS-series integrates peripherals targeted at switched-mode power supplies. According to Microchip reference material, the dsPIC33EP16GS202 is used in an Interleaved Power Factor Correction reference design delivering up to 350W from universal AC input, illustrating the family's digital-power pedigree.
Typical applications include digital SMPS and PFC stages, LED drivers, battery chargers, and automotive power modules where AEC-Q100 qualification is required.
Design consideration: verify operating speed in your firmware configuration; distributor listings cite both 60 MIPS (DigiKey) and 70 MIPS (Mouser) - the datasheet DS70005208E is authoritative.
This page synthesizes distributor pricing, same-family drop-in alternatives, and design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP16GS202T-E/MX — 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 DSPIC33EP16GS202T-E/MX (same form factor and footprint) — differing in Core, Functional Safety Support, Qualification.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP16GS202T-I/MX
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP16GS202-I/MX
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP16GS202-E/MX
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →DSPIC33EP16GS502T-E/MX
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP16GS202T-E/MX Maximum Ratings & Electrical Characteristics
| Core | dsPIC 33EP, 16-bit DSC |
| Program Memory Size | 16 KB (16K x 8) Flash |
| Maximum Speed | 60 MIPS (per DigiKey; Mouser lists 70 MIPS - verify with datasheet DS70005208E) |
| Supply Voltage | 3.3 V |
| Package | 28-UQFN (6x6 mm), Exposed Pad |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +125C (E grade) |
| Qualification | Automotive, AEC-Q100 |
| Functional Safety Support | Yes (FuSa categorized) |
| Series | dsPIC33EP16GS202 (dsPIC 33EP GS-series, SMPS-optimized) |
| Packaging | Tape & Reel (T suffix) |
| Typical Application | Digital power (SMPS, PFC up to 350W reference design) |
| Data Path Width | 16-bit |
DSPIC33EP16GS202T-E/MX 28-uqfn (6x6 mm), exposed pad Pin Configuration Guide
Pin configuration for DSPIC33EP16GS202T-E/MX (28-uqfn (6x6 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 DSPIC33EP16GS202T-E/MX.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP16GS202T-E/MX is suitable for 6 applications: Digital SMPS and Power Factor Correction, Automotive Power Conversion, Digital LED Lighting Drivers, Battery Chargers and Power Management, Embedded Industrial Control, Motor Drive and Motion Control Subsystems.
Digital SMPS and Power Factor Correction
The DSPIC33EP16GS202T-E/MX is purpose-built for digitally controlled switched-mode power supplies. Microchip's Interleaved Power Factor Correction reference design based on this dsPIC33EP GS-series family operates from universal AC input and delivers up to 350W of regulated high-voltage DC output. The GS-series high-speed PWM peripherals provide the resolution and dead-time control needed for boost, flyback, and interleaved PFC topologies, while the onboard analog blocks handle current and voltage sense feedback. Placing the controller in the voltage-mode or current-mode control loop enables adaptive compensation and telemetry that analog controllers cannot offer. The 28-UQFN 6x6 package keeps the controller close to the power stage for short gate-drive traces, and the exposed pad helps dissipate heat in enclosed power supplies.
Recommended
Automotive Power Conversion
With AEC-Q100 qualification and a -40C to +125C operating range, the DSPIC33EP16GS202T-E/MX suits automotive power electronics such as onboard chargers, DC-DC converters, and LED headlight drivers. Automotive underhood and powertrain-adjacent environments routinely see PCB temperatures above 85C, making the -E extended grade mandatory where the industrial -I variant would be marginal. The Functional Safety (FuSa) categorization supports development processes targeting automotive functional-safety workflows. The 28-UQFN (6x6 mm) exposed-pad package withstands automotive reflow profiles and provides compact integration in space-constrained control boards. Firmware for digital-loop control (voltage, current, and temperature regulation) runs comfortably within the 60 MIPS envelope and 16KB Flash for single-loop converters.
Recommended
Digital LED Lighting Drivers
Digitally controlled LED drivers benefit from the DSPIC33EP16GS202T-E/MX because its GS-series PWM peripherals generate precise dimming and current-regulation waveforms with high resolution. Digital control enables constant-current loops with adaptive compensation, temperature-foldback protection, and communication-based dimming interfaces, all within a single 3.3V controller. The 16KB Flash accommodates a single-channel constant-current control loop plus housekeeping and fault handling. The -E extended temperature range covers enclosed luminaires and streetlight drivers where ambient temperatures approach 100C near the power stage. The compact 28-UQFN 6x6 footprint fits the controller directly onto the LED driver power board, minimizing the loop area of the switching node and improving EMI performance.
Recommended
Battery Chargers and Power Management
Smart battery chargers require precise multi-phase charge control (trickle, constant current, constant voltage, termination) which the DSPIC33EP16GS202T-E/MX implements through its digital control loop and PWM peripherals. Digital implementation allows chemistry-specific charge profiles, coulomb-style monitoring hooks, and fault logging to be updated in firmware rather than redesigned in analog circuitry. The 60 MIPS core executes the control loop with margin for supervisory tasks, and the integrated ADC channels sample battery voltage and current for the regulation algorithm. AEC-Q100 qualification supports automotive charger modules, while the -125C rating covers chargers mounted near heat-generating power stages. The 16KB Flash holds a complete charging state machine with safety cutoffs and retry logic.
Recommended
Embedded Industrial Control
Beyond power conversion, the DSPIC33EP16GS202T-E/MX serves as a general embedded control processor where DSP-style math (filtering, transform computation, fast control loops) meets microcontroller housekeeping. The 16-bit dsPIC33EP core includes DSP instructions and a barrel shifter, accelerating digital filter and control-algorithm execution that a general-purpose 8-bit MCU would handle slowly. The 28-UQFN 6x6 package fits dense industrial control boards, and the -40C to +125C range covers factory-floor enclosures and outdoor equipment. The 16KB Flash budget suits focused single-function control applications such as sensor conditioning, actuator drive, and small closed-loop systems. Functional Safety categorization simplifies adoption in industrial equipment with safety-related control requirements.
Recommended
Motor Drive and Motion Control Subsystems
Small motor drives - BLDC, brushed DC, and single-phase AC - benefit from the DSPIC33EP16GS202T-E/MX when paired with external gate drivers. Its GS-series PWM engine produces complementary outputs with programmable dead time for half-bridge topologies, and the 60 MIPS core executes commutation and current-loop algorithms with adequate headroom for a single motor. For compact applications such as fans, pumps, and small appliances, the 28-UQFN 6x6 mm controller occupies minimal board area adjacent to the inverter stage. The -E temperature grade suits motor-drive PCBs where the power stage heats the controller region above 85C. For richer peripheral sets or multiple motors, Microchip's MC-series dsPIC33EP devices share the same core and firmware toolchain, easing migration.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP16GS202T-E/MX — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP16GS202T-I/MX | DSPIC33EP16GS202-I/MX | DSPIC33EP16GS202-E/MX | DSPIC33EP16GS502T-E/MX |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-UQFN (6x6) Exposed Pad | 28-UQFN (6x6) - same | 28-UQFN (6x6) - same | 28-UQFN (6x6) - same | 28-UQFN (6x6) - same |
| Flash Memory | 16 KB | 16 KB | 16 KB | 16 KB | 32 KB |
| Performance | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Packaging Option | Tape & Reel (T) | Tape & Reel (T) | Tray/Tube (no T) | Tray/Tube (no T) | Tape & Reel (T) |
| Primary Use Case | Automotive digital power (-125C) | Industrial digital power (cost-optimized) | Industrial digital power (low volume) | Automotive digital power (low volume) | Automotive digital power needing 32KB Flash |
Key Differentiators
- Extended -40C to +125C automotive temperature grade (vs DSPIC33EP16GS202T-I/MX)
- AEC-Q100 automotive qualification with FuSa support (vs DSPIC33EP16GS202-I/MX)
- Cost-optimized 16KB Flash for single-loop digital power (vs DSPIC33EP16GS502T-E/MX)
Design Notes
The 28-UQFN (6x6) exposed-pad package requires the exposed die pad to be soldered to a grounded copper pour for both thermal dissipation and a low-inductance ground return. Use an array of thermal vias (typically 4x4) under the pad connecting to internal ground planes. Follow Microchip's UQFN layout guidelines: pad geometry matching the datasheet land pattern and no-clean flux management under the package, since inspection beneath QFN packages is difficult after reflow.
Decouple the 3.3V supply with at least one 0.1uF ceramic capacitor placed within 2 mm of each VDD pin, plus a bulk 4.7uF-10uF capacitor near the device. In digital-power applications the PWM switching noise couples into the supply rail; a small ferrite bead in series with VDD improves analog accuracy of the integrated ADC used for the control loop. Verify the exact VDD/VSS pin positions in the dsPIC33EPXXGS202 Family Data Sheet (DS70005208E) before routing.
Temperature-grade confusion is the most common ordering error in this family: -E (-40C to +125C, automotive) and -I (-40C to +85C, industrial) parts share the identical die and pinout but are NOT interchangeable in designs that exceed 85C ambient. Also verify maximum performance: distributor listings cite both 60 MIPS and 70 MIPS for the GS202; configure and validate your oscillator settings against datasheet DS70005208E rather than distributor summary text.
Compliance Information
AEC-Q100 automotive qualification stated in Hotenda and DigiKey distributor listings. RoHS/REACH/lead-free status not stated in provided web data - verify on Microchip's official product page.
