DSPIC33FJ09GS302-I/MM - 16-bit 40 MIPS DSC | Microchip Technology
部品番号: DSPIC33FJ09GS302-I/MM ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $3.28 | $3.28 |
| 10 | $2.96 | $29.60 |
| 100 | $2.64 | $264.00 |
| 500 | $2.36 | $1,180.00 |
| 1,000 | $2.11 | $2,110.00 |
DSPIC33FJ09GS302-I/MM 概要
A digital signal controller combines the compute throughput of a digital signal processor with the peripheral set and ease of use of a microcontroller, sitting in the system hierarchy between a general-purpose MCU and a dedicated DSP. In digital power systems, the DSC executes the control loop that a discrete analog compensator would otherwise perform, enabling programmable, adaptive, and monitorable power conversion.
Key features include a high-speed PWM module with advanced mode support for multi-phase converters, an onboard ADC suited to current- and voltage-sense sampling, and analog comparators for fast cycle-by-cycle protection. These peripherals directly address multi-loop control topologies found in modern power stages.
Architecturally, the dsPIC33F core operates from a 3V to 3.6V supply and pairs a 16-bit modified Harvard datapath with DSP multiply-accumulate instructions, allowing single-cycle MAC operations in the control-loop inner loop. The flash-based program memory supports in-circuit self-programming, and the device is supported by Microchip development tools such as MPLAB X IDE and MPLAB ICD programmers.
Typical applications include AC-to-DC converters, DC-to-DC converters, power factor correction (PFC) stages, uninterruptible power supplies (UPS), and lighting ballasts - all per the manufacturer's stated target markets for this family.
Designers should budget flash and RAM carefully: 9 KB of program space and 1 KB of RAM are sufficient for tightly coded control loops but leave little margin for protocol stacks, so keep code footprint lean.
This page adds value beyond the manufacturer datasheet by consolidating distributor pricing, drop-in family alternatives, application guidance, and design notes in one verifiable reference.
ドロップイン代替品: DSPIC33FJ09GS302-I/MM — 同一パッケージでピン互換。PCBの作り直しが必要な異なるパッケージの部品は除外されています。
このシリーズのバリエーション
同一シリーズでドロップイン互換のモデル: DSPIC33FJ09GS302-I/MM （同一形状・フットプリント） — 相違点: Package, Core Architecture, Operating Temperature, Packaging, Program Memory (Flash).
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33FJ09GS302-E/MM
✅ ドロップイン✓ 在庫あり
価格はお問い合わせください
データシートを見る →DSPIC33FJ06GS202-I/MM
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
価格はお問い合わせください
データシートを見る →DSPIC33FJ06GS202AT-I/MM
✅ ドロップイン ⚠️ 仕様未検証📋 参考代替品（カタログ未掲載）
DSPIC33FJ06GS202A-I/MM
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$0.98 / 個
データシートを見る →DSPIC33FJ06GS102AT-E/TL
✅ ドロップイン✓ 在庫あり
$3.18 / 個
データシートを見る →DSPIC33FJ09GS302-I/MM 最大定格＆電気的特性
| Core Architecture | 16-bit dsPIC33F DSC |
| Maximum Execution Speed | 40 MIPS |
| Program Memory (Flash) | 9 KB (3K x 24) |
| Data RAM | 1 KB (1024 Bytes) |
| Supply Voltage Range | 3 V to 3.6 V |
| 動作温度範囲 | -40C to +85C (I grade) |
| パッケージ | 28-QFN-S (6x6 mm) |
| 実装タイプ | Surface Mount |
| Peripherals | High-Speed PWM, ADC, Comparators (SMPS features) |
| Target Applications | Digital SMPS, AC-DC, DC-DC, PFC, UPS |
| Instruction Word Size | 24-bit |
| Series | dsPIC33FJ09GS302 family |
| RoHS ステータス | Compliant |
| Qualification Temperature Grade Suffix | I (Industrial) |
| Country of Origin | Thailand |
DSPIC33FJ09GS302-I/MM 28-qfn-s (6x6 mm) ピン配置ガイド
DSPIC33FJ09GS302-I/MM (28-qfn-s (6x6 mm) パッケージ) のピン配置。 このデジタルICには、GPIO、通信インターフェース (UART、SPI、I2C)、および電源ピンが含まれています。代替ピン機能と設定オプションについては、メーカーのデータシートを参照してください。組み込みシステム設計とPCBレイアウトに不可欠です。
詳細なピン配置データはありません: DSPIC33FJ09GS302-I/MM.
詳細は データシート をご参照ください。
主な用途
DSPIC33FJ09GS302-I/MM の用途: 6 件s: Digital Switch-Mode Power Supplies (SMPS), AC-to-DC Converters, Power Factor Correction (PFC), Uninterruptible Power Supplies (UPS), DC-to-DC Converters, Embedded Industrial Control.
Digital Switch-Mode Power Supplies (SMPS)
The DSPIC33FJ09GS302-I/MM is purpose-built for digital SMPS control: its 40 MIPS dsPIC33F core closes voltage- and current-mode loops fast enough for hundreds-of-kHz switching frequencies, while the integrated high-speed PWM generates cycle-accurate duty commands and the on-chip comparators implement cycle-by-cycle overcurrent protection without external circuitry. In a typical topology, the ADC samples the output voltage and inductor current each switching period, the control law executes in the DSP multiply-accumulate pipeline, and the PWM module applies the new duty cycle - a fully digital loop replacing analog compensators. Compared with a general-purpose MCU, the GS family's deterministic interrupt latency and PWM granularity protect against sub-harmonic oscillation. Microchip states these devices support common multi-loop SMPS architectures directly.
おすすめ
AC-to-DC Converters
For AC-to-DC conversion, the DSPIC33FJ09GS302-I/MM supervises the rectification and regulation stages with its ADC sampling the rectified bus and its PWM shaping the downstream conversion stage. Microchip's product page explicitly lists AC-to-DC converters among the target applications of this GS-family DSC. The 9 KB flash accommodates control-loop code plus housekeeping tasks such as brownout detection and startup sequencing, and the 1 KB RAM is sufficient for the state variables of a well-structured single- or dual-loop controller. Because the entire control law lives in software, output-voltage targets, soft-start profiles, and protection thresholds are programmable rather than fixed by analog component values, shortening design iteration cycles and enabling product families to share one PCB.
おすすめ
Power Factor Correction (PFC)
Power factor correction demands a controller that samples input current and voltage every switching cycle and updates the boost-stage duty with minimal latency - exactly the profile of the DSPIC33FJ09GS302-I/MM at 40 MIPS. The high-speed PWM drives the PFC MOSFET with cycle-accurate resolution, the ADC captures the sinusoidal input envelope, and firmware enforces average-current-mode shaping for low THD. Microchip names PFC explicitly among this family's target digital power-conversion applications. Implementing PFC digitally also allows adaptive gain scheduling across universal-line (90-264 VAC) inputs and seamless mode transitions at light load, benefits that fixed analog PFC controllers cannot match. Designers should verify ADC sampling-to-PWM-update latency against the chosen switching frequency for loop stability.
おすすめ
Uninterruptible Power Supplies (UPS)
In UPS systems, the DSPIC33FJ09GS302-I/MM can control the inverter, charger, and transfer logic: the high-speed PWM generates the inverter switching pattern, the ADC monitors battery voltage, bus voltage, and output current, and the comparators provide fast fault response for overload events. Microchip lists UPS among the applications supported by this device family's SMPS feature set. The 9 KB flash stores the control laws plus transfer-sequencing state machines, while 40 MIPS leaves timing margin for sine-wave modulation at typical UPS switching frequencies. Digital implementation enables firmware-selectable output profiles (pure sine, stepped approximation), battery-chemistry-specific charge curves, and event logging - capabilities that differentiate modern UPS products and are impractical with fixed-function analog control ASICs.
おすすめ
DC-to-DC Converters
The DSPIC33FJ09GS302-I/MM suits multi-rail DC-to-DC converters where several buck or boost outputs must be coordinated: multi-loop control is a documented strength of this GS-family device. The high-speed PWM module can phase-shift or interleave multiple outputs to cancel input ripple, while the ADC sequences channel sampling across rails each switching period. At 40 MIPS, the core can service two or three moderate-frequency loops plus supervisory tasks from 9 KB of flash. Digital control brings programmable sequencing, output-voltage trimming, and fault-retry behavior, which simplifies compliance with modern point-of-load power specifications. Compared with dedicated digital-PWM ICs, this DSC adds full firmware flexibility at the cost of higher quiescent complexity, so it best fits converters needing customization rather than fixed-function rails.
おすすめ
Embedded Industrial Control
Beyond pure power conversion, the DSPIC33FJ09GS302-I/MM serves general embedded industrial control where motor-adjacent or power electronics reside: the 16-bit dsPIC33F core with DSP instructions handles filtering and control math, 40 MIPS provides real-time responsiveness, and the I-grade -40C to +85C rating covers industrial environments. The QFN-28 (6x6 mm) footprint keeps PCB area small for distributed control nodes, sensor front ends, and actuator drivers. Flash self-programming enables field firmware updates over a service interface, and support for MPLAB X IDE and XC16 tooling shortens development. For designs needing more memory or communication peripherals (CAN, larger flash), Microchip's dsPIC33EV family offers upgrade paths while retaining familiar tooling, making the GS302 a solid entry point to the dsPIC33 ecosystem.
おすすめ
おすすめ製品の概要
エンジニアリング参考データ: DSPIC33FJ09GS302-I/MM — 比較、設計ガイダンス、コンプライアンス情報。
選定ガイド
代替品との比較
| パラメータ | この製品 | DSPIC33FJ09GS302-E/MM | DSPIC33FJ06GS202-I/MM | DSPIC33FJ06GS202AT-I/MM |
|---|---|---|---|---|
| Package | 28-QFN-S (6x6 mm) | 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 |
| Program Memory (Flash) | 9 KB (3K x 24) | 9 KB (3K x 24) | 6 KB | 6 KB |
| Maximum Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C |
| Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V | 3 V to 3.6 V |
| Digital Power Features | High-Speed PWM, ADC, Comparators (SMPS) | Same GS-family SMPS feature set | GS-family SMPS feature set | GS-family SMPS feature set (A-step silicon) |
| Lifecycle Status | Active | Active | Active | Active |
主な差別化要因
- 9 KB flash, 50% more program space than 6 KB family siblings （vs DSPIC33FJ06GS202-I/MM)
- SMPS-optimized peripheral set as standard （vs DSPIC33FJ09GS302-E/MM)
- Compact 6x6 mm QFN footprint for dense power boards （vs DSPIC33FJ09GS302-I/SO)
設計ノート
The DSPIC33FJ09GS302-I/MM operates from a 3.0V to 3.6V supply. In digital power designs the controller usually sits on the secondary-side bias rail, so generate its 3.3V supply with a dedicated small LDO or bias winding isolated from the noisy primary power stage. Place a 0.1uF ceramic decoupling capacitor at each VDD/VSS pin pair plus a bulk 4.7uF-10uF capacitor nearby, per the decoupling guidance in the Microchip family data sheet. Estimated: a 40 MIPS dsPIC33F core draws on the order of tens of milliamps - budget the bias rail accordingly.
The 28-QFN-S (6x6 mm) package includes an exposed pad that must be soldered to a grounded copper pour on the PCB - this pad is essential for both ground integrity and thermal dissipation. Use a via array under the exposed pad connecting to internal ground planes. Keep the high-speed PWM routing away from the ADC sense lines; route current-sense signals as short differential pairs directly to the ADC pins, and place the RC anti-aliasing filter close to the pin. Follow the minimal pin-connection checklist in the DS-75018B data sheet during first bring-up.
Flash is only 9 KB and RAM only 1 KB - write control-loop code tightly and verify code size after the first compiler build before committing to the smallest family member. When substituting a 06GS202 family part, remember program memory shrinks by 33% and peripheral registers can differ between silicon revisions; recompile and re-verify rather than reusing binaries. Migrating firmware between A-step and non-A silicon requires checking the errata documents Microchip publishes for each revision of the GS family.
コンプライアンス情報
RoHS compliance stated in JLCPCB distributor listing for dsPIC33FJ09GS302-I/MM. Other compliance statuses not stated in provided data.
