DSPIC33FJ16GS404-H/TL - 16KB Flash 16-bit DSC, 50MHz, VTLA-44 | Microchip
部品番号: DSPIC33FJ16GS404-H/TL ✓ 生産中| 数量 | 単価 | 小計 |
|---|---|---|
| 1 | $5.92 | $5.92 |
| 10 | $5.32 | $53.20 |
| 100 | $4.74 | $474.00 |
| 500 | $4.18 | $2,090.00 |
| 1,000 | $3.62 | $3,620.00 |
DSPIC33FJ16GS404-H/TL 概要
A Digital Signal Controller (DSC) is a hybrid device that combines the deterministic interrupt and peripheral ecosystem of a microcontroller (MCU) with the multiply-accumulate (MAC) engine and single-cycle MAC throughput of a digital signal processor (DSP). Within the broader product taxonomy, the dsPIC33F sits under: DSC -> 16-bit DSC -> dsPIC33 family -> motor-control and power-conversion (SMPS) sub-family. DSCs are commonly used where closed-loop control loops must execute within a single PWM period, such as digital power factor correction (PFC), LLC resonant converters, and field-oriented control (FOC) motor drives.
Key features include 6 PWM outputs with high-resolution PWM (typical for SMPS applications), four on-chip operational amplifiers (designed for current sensing in power stages), high-speed 10-bit ADCs with up to 4 Msps conversion rate, four analog comparators with a 10-bit DAC reference, and a flexible motor-control PWM module with edge-aligned and center-aligned modes. The "-H" suffix indicates an extended operating temperature range of -40 °C to +150 °C (AEC-Q100 Grade 0), making the part suitable for under-hood automotive and harsh industrial environments.
The 16 KB Flash supports self-programmable in-circuit programming via two pairs of ICD pins. The on-chip op-amps, comparators, and dedicated PWM fault inputs allow direct interface to a switching power MOSFET bridge without external signal conditioning, reducing BOM cost and PCB area in high-density quarter-brick DC-DC, full-bridge, and interleaved PFC topologies. The dsPIC33F core uses a modified Harvard architecture with a 16-bit-wide datapath and 24-bit-wide instructions.
Typical applications include switched-mode power supplies (digital PFC, LLC, full-bridge), sensorless and sensored BLDC/PMSM motor drives, uninterruptible power supplies (UPS), solar micro-inverters, induction heating, and AEC-Q100 automotive subsystems such as electric power steering and water/oil pumps.
When designing with this part, pay close attention to the VTLA-44 land-pattern layout and exposed-pad soldering, as the leadless package requires precise PCB pad definition and proper thermal vias. Always de-rate Flash endurance (rated for 10,000 erase/write cycles typical) and use a watchdog timer in noise-prone power-stage environments.
This page synthesizes distributor pricing, drop-in same-package alternatives drawn from Microchip's own dsPIC33FJ family, and practical design notes drawn from the official SMPS dsPIC33 application notes - content not available from any single distributor page.
ドロップイン代替品: DSPIC33FJ16GS404-H/TL — 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: DSPIC33FJ16GS404-H/TL （同一形状・フットプリント） — 相違点: PWM Channels, ADC, Analog Comparators, Maximum CPU Speed, Package.
クイック比較ツール — 並列比較する代替部品を選択:
DSPIC33FJ16GS404T-H/TL
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC33FJ16GS404-50H/TL
✅ ドロップイン📋 参考代替品（カタログ未掲載）
DSPIC33FJ16GS404-I/TL
✅ ドロップイン✓ 在庫あり
$3.74 / 個
データシートを見る →DSPIC33FJ16GS404T-I/TL
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$4.35 / 個
データシートを見る →DSPIC33FJ16GS404-E/TL
✅ ドロップイン ⚠️ 仕様未検証✓ 在庫あり
$2.62 / 個
データシートを見る →DSPIC33FJ16GS404-H/TL 最大定格＆電気的特性
| Core | dsPIC33F 16-bit DSC (modified Harvard, 16-bit data / 24-bit instruction) |
| Program Memory (Flash) | 16 KB |
| Data RAM | 2 KB |
| Maximum CPU Speed | 50 MHz (40 MIPS) |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Pins | 21 |
| パッケージ | 44-pin VTLA (QFN-style leadless, 6 x 6 mm, 0.90 mm height) with exposed pad |
| 動作温度範囲 | -40 °C to +150 °C (extended, "-H" / AEC-Q100 Grade 0) |
| PWM Channels | 6 (high-resolution PWM, edge/center-aligned) |
| On-chip Op-Amps | 4 |
| ADC | 10-bit, up to 4 Msps |
| Analog Comparators | 4 (with 10-bit DAC reference) |
| ROM Type | Flash |
| 実装タイプ | Surface Mount |
| AEC-Q100 | Qualified (Grade 0 implied by -H extended temperature designation) |
| RoHS ステータス | Compliant |
DSPIC33FJ16GS404-H/TL 44-pin vtla (qfn-style leadless, 6 x 6 mm, 0.90 mm height) with exposed pad ピン配置ガイド
DSPIC33FJ16GS404-H/TL (44-pin vtla (qfn-style leadless, 6 x 6 mm, 0.90 mm height) with exposed pad 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: DSPIC33FJ16GS404-H/TL.
詳細は データシート をご参照ください。
主な用途
DSPIC33FJ16GS404-H/TL の用途: 6 件s: Automotive Electric Water/Oil Pump BLDC Drive, Digital Power-Factor-Correction (PFC) Stage, Resonant LLC and Phase-Shifted Full-Bridge DC-DC Converters, Sensorless PMSM / BLDC Field-Oriented Control, Solar Micro-Inverter (Sub-300 W), Uninterruptible Power Supply (UPS) Digital Control.
Automotive Electric Water/Oil Pump BLDC Drive
The DSPIC33FJ16GS404-H/TL's AEC-Q100 Grade 0 rating (-40 °C to +150 °C) and on-chip peripherals make it ideal for automotive 12V/48V brushless DC pump controllers. The four integrated op-amps are configured as differential current-sense amplifiers on each half-bridge leg, while the six PWM channels drive the 3-phase FET bridge directly with complementary outputs and programmable dead-time. The 50 MHz / 40 MIPS DSP engine executes field-oriented-control (FOC) inner loops in roughly 4-6 µs, leaving ample headroom for outer speed/temperature PI loops. Hardware fault inputs from the analog comparators shut down the PWM within 25 ns - critical for short-circuit protection on automotive harnesses.
おすすめ
Digital Power-Factor-Correction (PFC) Stage
The DSPIC33FJ16GS404-H/TL is well matched to CCM/DCM interleaved PFC front-ends up to roughly 1-3 kW. The 10-bit ADC at 4 Msps samples the input voltage, inductor current, and output DC bus voltage simultaneously, while the high-resolution PWM module generates the boost-converter gate drive with sub-100 ns duty-cycle granularity for THD optimization. The four on-chip comparators provide cycle-by-cycle over-current protection that latches PWM low within 25 ns. With 16 KB of Flash, firmware can store both CCM and DCM control loops with adaptive input-voltage feedforward. Per Microchip application note AN1106 on dsPIC33F SMPS design, this device family is qualified for industrial and automotive PFC reference designs.
おすすめ
Resonant LLC and Phase-Shifted Full-Bridge DC-DC Converters
For isolated DC-DC stages in telecom, server, and industrial 24 V / 48 V bus architectures, the DSPIC33FJ16GS404-H/TL implements both fixed-frequency and variable-frequency LLC control loops. The high-resolution PWM module supports the adaptive-dead-time control needed for ZVS transitions, and the on-chip 10-bit DAC reference drives the comparator-based burst-mode entry/exit thresholds at light load. The 150 °C junction capability lets designers spec the part into fan-less, sealed industrial boxes. With 2 KB of RAM, a state-machine-based LLC controller fits comfortably alongside telemetry and PMBus-style monitoring.
おすすめ
Sensorless PMSM / BLDC Field-Oriented Control
Sensorless field-oriented control of PMSM and BLDC motors at switching frequencies of 12-20 kHz fits comfortably within the 40 MIPS budget of the DSPIC33FJ16GS404-H/TL. The dsPIC33F DSP engine executes a single MAC instruction per cycle, so a Clarke-Park transform plus inverse transform and two PI controllers complete in 4-5 µs. The on-chip op-amps amplify the three shunt-resistor currents directly without external instrumentation amplifiers, reducing PCB area. The hardware PWM fault shut-down is essential for sensorless startup, where back-EMF is unreliable. The -H extended temperature grade enables under-hood and outdoor industrial deployments.
おすすめ
Solar Micro-Inverter (Sub-300 W)
For sub-300 W grid-tie micro-inverter modules, the DSPIC33FJ16GS404-H/TL can implement both the MPPT boost stage and the grid-synchronization inverter stage in a single device. The 6 PWM channels drive a full-bridge inverter (4 channels) plus the MPPT boost (2 channels) with synchronized dead-time insertion. The 10-bit ADC samples the panel voltage, panel current, grid voltage, and grid current at a combined 1 Msps rate. The 16 KB Flash holds both the Perturb-and-Observe MPPT algorithm and the grid PLL/anti-islanding routines, while 2 KB of RAM buffers the per-cycle ADC sums and Park-transform intermediate variables.
おすすめ
Uninterruptible Power Supply (UPS) Digital Control
Online double-conversion UPS systems in the 1-5 kVA range use the DSPIC33FJ16GS404-H/TL to control the PFC front-end and the inverter output stage. The four on-chip comparators monitor the bypass-transfer event (under/over-voltage and frequency drift) and trigger a hard PWM shut-down within nanoseconds for safe transfer. The 6 PWM outputs drive the 3-phase inverter legs with hardware dead-time insertion. The 150 °C capability supports sealed lead-acid battery cabinet installations where ambient can exceed 70 °C. The on-chip 10-bit DAC reference generates the comparator thresholds without an external precision reference.
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: DSPIC33FJ16GS404-H/TL — 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 | DSPIC33FJ16GS404T-H/TL | DSPIC33FJ16GS404-50H/TL | DSPIC33FJ16GS404-I/TL | DSPIC33FJ16GS404T-I/TL | DSPIC33FJ16GS404-E/TL |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-pin VTLA (6 x 6 mm) | 44-pin VTLA (6 x 6 mm) - same | 44-pin VTLA (6 x 6 mm) - same | 44-pin VTLA (6 x 6 mm) - same | 44-pin VTLA (6 x 6 mm) - same | 44-pin VTLA (6 x 6 mm) - same |
| Core / Family | dsPIC33F DSC | dsPIC33F DSC | dsPIC33F DSC | dsPIC33F DSC | dsPIC33F DSC | dsPIC33F DSC |
| Flash / RAM | 16 KB / 2 KB | 16 KB / 2 KB | 16 KB / 2 KB | 16 KB / 2 KB | 16 KB / 2 KB | 16 KB / 2 KB |
| Maximum CPU Speed | 50 MHz / 40 MIPS | 50 MHz / 40 MIPS | 50 MHz / 40 MIPS | 50 MHz / 40 MIPS | 50 MHz / 40 MIPS | 50 MHz / 40 MIPS |
| Temperature Grade | -40 °C to +150 °C (AEC-Q100 Grade 0) | -40 °C to +150 °C (Grade 0) | -40 °C to +150 °C (Grade 0) | -40 °C to +85 °C (industrial) | -40 °C to +85 °C (industrial) | -40 °C to +125 °C (extended) |
| PWM Channels | 6 | 6 | 6 | 6 | 6 | 6 |
| On-chip Op-Amps / Comparators | 4 / 4 | 4 / 4 | 4 / 4 | 4 / 4 | 4 / 4 | 4 / 4 |
| Approx. Unit Price (qty 100, as of 2026-09-26) | $4.74 | $4.74 (T&R variant) | $4.74 | ~$4.30 (industrial) | ~$4.30 (T&R industrial) | ~$4.55 (extended industrial) |
主な差別化要因
- Higher operating-temperature ceiling than industrial-grade siblings （vs DSPIC33FJ16GS404-I/TL)
- Integrated on-chip op-amps reduce BOM and PCB area （vs TMS320F28027 (TI))
- 44-pin VTLA package with 21 GPIO offers more I/O than competing 28-pin DSPs （vs DSPIC33FJ16GS402-I/MM)
設計ノート
Estimated: at 50 MHz operation with all four op-amps active, the 44-pin VTLA package typically dissipates 0.4-0.5 W. The exposed thermal pad MUST be soldered to a copper land with at least 6 thermal vias to the internal ground plane. Without proper thermal relief, junction temperature can exceed 150 °C in sealed automotive enclosures. Reference Microchip application note AN1094 for VTLA land-pattern and via-array guidance. Keep high-current switching traces away from the exposed pad copper to avoid injection of switching noise into the analog ground.
Place the 10 µF + 0.1 µF VDD bypass pair within 3 mm of the VDD pins and the AVSS/AVDD analog supply pins. Route the analog ground (AGND) and digital ground (DGND) as separate nets that join only at the bottom of the exposed pad to avoid ground-loop injection of switching noise into the ADC. Keep the PWM output traces short (<25 mm) and avoid running them parallel to the analog signal traces from current-sense op-amp outputs to the ADC inputs.
Do not program the JTAG/ICD pins as GPIO when in-circuit debugging is required. The flash memory endurance is 10,000 erase/write cycles typical - place any writable parameters (calibration, fault thresholds) in EEPROM or backup RAM rather than Flash to avoid wearing out the program region. When configuring the PWM module for center-aligned mode with dead-time, ensure the fault input polarity matches the gate-driver logic - inverted polarity can cause shoot-through in half-bridge power stages.
コンプライアンス情報
AEC-Q100 Grade 0 qualification implied by the -H extended operating-temperature designation per Microchip product family conventions. RoHS and lead-free status per Microchip product page.
