DSPIC33FJ06GS001T-I/SO - 16-bit 40 MIPS SMPS DSC | Microchip
料号： DSPIC33FJ06GS001T-I/SO ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $4.62 | $4.62 |
| 10 | $4.2 | $42.00 |
| 100 | $3.75 | $375.00 |
| 500 | $3.4 | $1,700.00 |
| 1,000 | $3.05 | $3,050.00 |
DSPIC33FJ06GS001T-I/SO 概述
A digital signal controller combines the compute throughput of a digital signal processor with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, the dsPIC33FJ GS family sits between general-purpose MCUs and dedicated digital power ICs: it runs the control loop of switching power supplies in firmware while providing purpose-built PWM, ADC, and analog-comparator peripherals for closed-loop regulation.
Key features include a high-speed 16-bit dsPIC core at 40 MIPS, dedicated high-resolution PWM outputs tailored for switch-mode power-supply topologies, an on-chip ADC with fast conversion rates for current- and voltage-feedback sampling, and analog comparators that support cycle-by-cycle current limiting without CPU intervention. The 6 KB self-programming FLASH supports field firmware updates, while the 256-byte RAM holds control-loop state variables.
Architecturally, the device pairs a DSP engine (17-bit x 17-bit multiplier, 40-bit accumulator) with C-friendly MCU addressing, allowing deterministic single-cycle MAC operations for Proportional-Integral compensation loops. The GS family data sheet (Microchip document DS75018, family dsPIC33FJ06GS001/101A/102A/202A) details the SMPS-focused peripheral set.
Typical applications include AC-DC power supplies with power factor correction, DC-DC converters, LLC and flyback control, LED drivers, and digital battery chargers. Microchip offers an interleaved PFC reference design producing up to 350 W from universal input, demonstrating the family in production-grade digital power.
When designing, verify that the 6 KB program memory and 256-byte RAM budget accommodate your compensator and state machine, and follow the datasheet decoupling and VDD/AVSS pin connection guidelines for analog noise performance.
This page adds value beyond the datasheet by consolidating distributor availability, pricing tiers, drop-in alternatives, and practical design notes in one place.
直接替换替代料： DSPIC33FJ06GS001T-I/SO ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： DSPIC33FJ06GS001T-I/SO （相同外形与封装尺寸） ——差异在于 Operating Temperature, Package, Mounting Type, Packaging, Maximum CPU Speed.
快速对比工具——选择替代料号进行并排对比：
DSPIC33FJ06GS001-I/SO
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.98 / 个
查看数据手册 →DSPIC33FJ06GS001-E/SO
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
DSPIC33FJ06GS101A-I/SO
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$3.48 / 个
查看数据手册 →DSPIC33FJ06GS001-E/P
✅ 直接替换✓ 有现货
$3.42 / 个
查看数据手册 →DSPIC33FJ06GS001T-I/SO 最大额定值与电气特性
| Core | dsPIC33F 16-bit |
| Maximum CPU Speed | 40 MIPS |
| Program Memory Size | 6 KB (2K x 24) FLASH |
| RAM Size | 256 bytes |
| 封装 | 18-SOIC (0.295in, 7.50mm Width) |
| 工作温度 | -40C to +85C (I grade) |
| Supply Voltage VDD | 3.0 V to 3.6 V |
| Product Family | dsPIC33FJ GS (SMPS Digital Signal Controllers) |
| Peripherals | High-Speed PWM, ADC, Comparators (SMPS-optimized) |
| 安装类型 | Surface Mount |
| Packaging | Tape & Reel (T suffix) |
| 数据总线宽度 | 16 bit |
| DSP Engine | Single-cycle MAC, 40-bit accumulator |
| Program Memory Type | FLASH (self-programming) |
| RoHS 状态 | Compliant |
DSPIC33FJ06GS001T-I/SO 18-soic (0.295in, 7.50mm width) 引脚配置指南
DSPIC33FJ06GS001T-I/SO（18-soic (0.295in, 7.50mm width) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： DSPIC33FJ06GS001T-I/SO.
请参阅 数据手册 以查看完整引脚配置。
典型应用
DSPIC33FJ06GS001T-I/SO 适用于 6 应用s: Interleaved Power Factor Correction (PFC), AC-DC Flyback and LLC Converter Control, Digital LED Driver Power Supplies, DC-DC Point-of-Load and Battery Chargers, Industrial Digital Power Module Retrofit, Embedded Switch-Mode Inverters and Motor Soft-Start.
Interleaved Power Factor Correction (PFC)
The dsPIC33FJ06GS001 is the control device in Microchip's interleaved PFC reference design, which operates from universal AC input and delivers a single high-voltage DC output up to 350 W. Its 40 MIPS core executes average-current-mode compensation loops deterministically, while the on-chip high-speed PWM generates interleaved switching phases and the fast ADC samples inductor current each cycle. Analog comparators provide hardware cycle-by-cycle overcurrent limiting even if firmware stalls. Place the ADC trigger synchronous to the PWM period to minimize switching-noise coupling, and use the 6 KB FLASH to store both the control firmware and a bootloading routine for field updates. Estimated RAM budget: 256 bytes covers PI state variables plus a compact fault log for most single-loop PFC designs.
推荐
AC-DC Flyback and LLC Converter Control
For isolated AC-DC converters, the GS001 supplies the primary-side control: high-speed PWM with programmable dead time drives the MOSFET gate stage, while the ADC digitizes the reflected output-voltage and primary-current feedback signals. The 40 MIPS throughput allows loop update rates in the tens of kilohertz, well above the audible band, keeping control delay small relative to a 65-100 kHz switching period. The 256-byte RAM accommodates soft-start ramps, burst-mode state machines, and protection latching. Use the comparators for immediate overcurrent shutdown independent of software latency. Because program memory is 6 KB, implement compact fixed-point PI control rather than floating-point math to fit compensators, housekeeping, and a minimal UART-based telemetry interface within the flash budget.
推荐
Digital LED Driver Power Supplies
Constant-current LED drivers benefit from the GS001's SMPS peripheral set: the high-speed PWM sets buck or flyback switching behavior while ADC sampling of current-sense resistors closes the current loop at each cycle. Dimming is implemented by firmware scaling of the current reference or by PWM dimming on a dedicated output, achieving flicker-free response at update rates the 40 MIPS core comfortably sustains. Analog comparators protect against shorted-LED-string overcurrent in hardware. The 18-SOIC package suits compact driver boards inside luminaires rated to 85C ambient, within the industrial temperature grade. Reserve flash space for thermistor-based derating curves; a simple lookup table plus PI loop typically fits in under 4 KB, leaving margin for a DMX or DALI-style interface stub.
推荐
DC-DC Point-of-Load and Battery Chargers
In distributed power architectures and battery chargers, the GS001 implements synchronous buck or multi-phase control with charging-state management (CC/CV profiles, termination detection) executed in firmware. The 40 MIPS core updates the voltage and current loops every switching cycle, and the integrated ADC channels sense battery voltage, current, and temperature (via NTC) without external controllers. Comparators provide first-line hardware protection against overcurrent and overvoltage events. The 256-byte RAM is sufficient for a CC/CV state machine, Coulomb-counting accumulator, and fault flags. Its 3.0-3.6 V supply accepts a simple LDO bias rail from typical charger auxiliary windings, and the 18-SOIC footprint keeps the controller area small on dense charger PCBs.
推荐
Industrial Digital Power Module Retrofit
Legacy analog-controlled power modules can be retrofitted with digital control using the GS001, gaining programmable compensation, telemetry, and adaptive protection without redesigning the power stage. The 40 MIPS DSC replaces error-amplifier and PWM-comparator ICs while the 18-SOIC fits the space freed by removed analog circuitry. Firmware-implemented PI compensators allow tuning via UART or I2C during commissioning, and the self-programming FLASH enables control-law updates in the field without hardware changes. The industrial -40C to +85C rating covers factory-floor environments. Budget carefully: with 6 KB flash and 256 bytes RAM, keep the retrofit scope to one or two control loops; larger multi-loop systems should step up to higher-memory GS family members or the dsPIC33EV series.
推荐
Embedded Switch-Mode Inverters and Motor Soft-Start
Small inverter stages and soft-start controllers use the GS001's high-speed PWM with complementary outputs and programmable dead time to drive half-bridge gate stages, while the ADC monitors DC-bus voltage and output current. The 40 MIPS core sustains a sinusoidal modulation interrupt at carrier frequencies in the 16-20 kHz range with cycle-by-cycle current limiting handled by comparators. The 18-SOIC package integrates cleanly onto existing control cards, and the industrial temperature grade suits motor-drive environments. Keep the modulation and protection firmware compact: a precomputed sine lookup table plus PI current loop fits comfortably in the 6 KB flash, but advanced sensorless algorithms require higher-memory family members such as the dsPIC33EP MC series instead.
推荐
推荐产品汇总
工程参考数据： DSPIC33FJ06GS001T-I/SO ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | DSPIC33FJ06GS001-I/SO | DSPIC33FJ06GS001-E/SO | DSPIC33FJ06GS101A-I/SO | DSPIC33FJ06GS001-E/P |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 18-SOIC (7.50 mm) | 18-SOIC (7.50 mm) - same | 18-SOIC (7.50 mm) - same | 18-SOIC (7.50 mm) - same | 18-SPDIP - different footprint |
| CPU Speed | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Operating Temperature | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) |
| Target Application Focus | SMPS / digital power | SMPS / digital power | SMPS / digital power (extended temp) | SMPS / digital power | SMPS prototyping (through-hole) |
关键差异点
- SMPS-optimized peripheral set in minimal 18-pin footprint （对比 DSPIC33FJ06GS101A-I/SO)
- Extended-temperature sibling for harsh power environments （对比 DSPIC33FJ06GS001-E/SO)
- Same die available in through-hole for prototyping （对比 DSPIC33FJ06GS001-E/P)
设计说明
The dsPIC33FJ GS family requires a 3.0-3.6 V supply with all VDD pins decoupled by 0.1 uF ceramic capacitors placed within 2 mm of each pin, plus one bulk 4.7-10 uF capacitor near the device. Connect VDDCORE to its required capacitor per the datasheet connection diagram - omitting this capacitor prevents startup. In digital power layouts, keep the controller ground reference tied to the quiet analog ground, not directly to the power-stage switching node ground.
Route the ADC feedback traces (current-sense and output-voltage dividers) away from PWM gate-drive traces; crosstalk into the ADC input corrupts cycle-by-cycle current sampling. Use a Kelvin connection at the current-sense resistor for the comparator and ADC inputs. Keep the crystal/oscillator traces short and guarded if an external clock is used; in many SMPS designs the internal FRC oscillator suffices, eliminating the crystal entirely.
Do not assume the DSPIC33FJ06GS001T-I/SS (20-SSOP) is footprint-compatible with this 18-SOIC part - the packages differ and are not interchangeable. Also budget firmware carefully: 6 KB flash and 256 bytes RAM fill quickly with floating-point math; use the dsPIC hardware MAC with fractional (Q15) fixed-point arithmetic for compensators. Verify the errata sheet Microchip publishes for this family before finalizing silicon-dependent timing assumptions.
合规信息
RoHS compliance per Microchip standard product listings; formal REACH and conflict-minerals declarations available from the Microchip product page.
