計算工具
MODULATOR-TIMING-EXCEL-CALC — Isolated Modulator Digital Communication Timing Calculation Tool
Use this excel calculator to confirm the correct clock setup and hold timing compensation method with an isolated modulator and SDFM controller.
AMC1304M25
- Pin-compatible family optimized for shunt-resistor-based current measurements:
- ±50-mV or ±250-mV input voltage ranges
- CMOS or LVDS digital interface options
- Excellent DC performance supporting high-precision sensing on system level:
- Offset error: ±50 µV or ±100 µV (max)
- Offset drift: 1.3 µV/°C (max)
- Gain error: ±0.2% or ±0.3% (max)
- Gain drift: ±40 ppm/°C (max)
- Safety-related certifications:
- 7000-VPK reinforced isolation per
DIN VDE V 0884-11: 2017-01 - 5000-VRMS isolation for 1 minute per UL1577
- CAN/CSA no. 5A-component acceptance service notice and IEC 62368-1 end equipment standard
- 7000-VPK reinforced isolation per
- Transient immunity: 15 kV/µs (min)
- High electromagnetic field immunity
(see application note SLLA181A) - External 5-MHz to 20-MHz clock input for
easier system-level synchronization - On-chip 18-V LDO regulator
- Fully specified over the extended industrial temperature range
The AMC1304 is a precision, delta-sigma (ΔΣ) modulator with the output separated from the input circuitry by a capacitive double isolation barrier that is highly resistant to magnetic interference. This barrier is certified to provide reinforced isolation of up to 7000 VPEAK according to the DIN VDE V 0884-11, UL1577 and CSA standards. Used in conjunction with isolated power supplies, the device prevents noise currents on a high common-mode voltage line from entering the local system ground and interfering with or damaging low voltage circuitry.
The input of the AMC1304 is optimized for direct connection to shunt resistors or other low voltage-level signal sources. The unique low input voltage range of the ±50-mV device allows significant reduction of the power dissipation through the shunt while supporting excellent ac and dc performance. By using an appropriate digital filter (that is, as integrated on the TMS320F2807x or TMS320F2837x families) to decimate the bit stream, the device can achieve 16 bits of resolution with a dynamic range of 81 dB (13.2 ENOB) at a data rate of 78 kSPS.
On the high-side, the modulator is supplied by an integrated low-dropout (LDO) regulator that allows an unregulated input voltage between 4 V and 18 V (LDOIN). The isolated digital interface operates from a 3.3-V or 5-V power supply (DVDD).
The AMC1304 is available in a wide-body SOIC-16 (DW) package and is specified from –40°C to +125°C.
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開發板
AMC1304M25EVM — 適用於具有 LDO 穩壓器和 ±250-mV 輸入之強化型隔離調變器的 AMC1304M25 評估模組
The AMC1304M25 is an isolated single-channel delta-sigma (ΔΣ) modulator used in high-resolution measurement applications including current monitoring, industrial process control, and motor positioning systems. AMC1304M25 evaluation module (EVM) is a small-form-factor board containing (...)
使用指南: PDF
子卡
TMDSCNCD28379D — F28379D development kit for C2000™ Delfino MCU controlCARD™
TMDSCNCD28379D is an HSEC180 controlCARD based evaluation and development tool for the F2837xD, F2837xS, and F2807x series in the TI MCU. controlCARDs are ideal to use for initial evaluation and system prototyping. controlCARDs are complete board-level modules that utilize one of two standard (...)
開發套件
TIEVM-HV-1PH-DCAC — 具有電壓源和併聯模式的單相逆變器開發套件
This reference design implements single phase inverter (DC-AC) control using the C2000™ F2837xD and F28004x microcontrollers. Design supports two modes of operation for the inverter. First is voltage source mode using an output LC filter, this control mode is typically used in Uninterrupted (...)
開發套件
TMDXIDDK379D — 適用於工業馬達控制的 C2000 DesignDRIVE 開發套件
The DesignDRIVE Development Kit (IDDK) hardware offers an integrated servo drive design with full power stage to drive a high voltage three-phase motor and eases the evaluation of a range of position feedback, current sensing and control topologies.
The sensing peripherals on the C2000™ MCU, (...) 使用指南: PDF
計算工具
SBAR010 — Delta Sigma Modulator Filter Calculator
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參考設計
TIDA-00080 — 基於隔離式 Delta-Sigma 調變器的 AC/DC 電壓和電流量測模組參考設計
This isolated shunt based current measurement unit enables high accuracy current measurement without the use of Current Transformers (CT). The isolation is achieved through the use of AMC1304 that incorporates both high voltage isolation as well as the Delta-Sigma Modulator. This solution (...)
參考設計
TIDM-02006 — 透過快速序列介面 (FSI) 參考設計的分散式多軸伺服驅動
This reference design presents an example distributed or decentralized multi-axis servo drive over Fast Serial Interface (FSI) using C2000™ real-time controllers. Multi-axis servo drives are used in many applications such as factory automation and robots. The cost per axis, performance and (...)
參考設計
TIDM-HV-1PH-DCAC — 具有電壓源和併聯模式的單相逆變器參考設計
This reference design implements single-phase inverter (DC-AC) control using the C2000™ F2837xD and F28004x microcontrollers. Design supports two modes of operation for the inverter. First is the voltage source mode using an output LC filter. This control mode is typically used in (...)
參考設計
TIDA-00171 — 適用於馬達驅動器的隔離電流分流及電壓測量參考設計
This evaluation kit and reference design implements the AMC130x reinforced isolated delta-sigma modulators along with integrated Sinc filters in the C2000™ TMS320F28377D Delfino™ microcontroller. The design provides an ability to evaluate the performance of these measurements: three motor (...)
參考設計
TIPD165 — 隔離、分流架構電流感測參考設計
This verified reference design implements isolated current sensing data acqusition based on AMC1304M25 isolated delta-sigma (ΔΣ) modulator and TMS320F28377D microcontroller. This design was made for shunt-based current measurement applications which require excellent galvanic (...)
參考設計
TIDA-00601 — 具有隔離分流感測器的多相能源量測參考設計
The TIDA-00601 design implements a Class 0.5% three-phase energy measurement system with isolated shunt sensors. The isolation is achieved through the use of isolated delta-sigma modulators that have output circuitry capacitively isolated from input circuitry. An energy measurement SoC (...)
參考設計
TIDA-00738 — 採用分流器且適用於保護繼電器的擴展式電流和電壓量測參考設計
This reference design demonstrates a unique approach for extending current measurement range using a single shunt and voltage measurement AMC1304Mx5 isolated delta-sigma (ΔΣ) modulator. With careful selection of a low-value shunt resistor that minimizes power dissipation, a (...)
參考設計
TIDA-00209 — 隔離電流分流及電壓測量參考設計，適用於搭載 AM437x 的馬達驅動器
This reference design uses the AMC130x reinforced isolated delta-sigma modulators along with AM437x Sitara™ ARM® Cortex® -A9 Processor, which implements Sinc filters on PRU-ICSS. The design provides an ability to evaluate the performance of these measurements: three motor currents, three (...)
| 封裝 | 引腳 | 下載 |
|---|---|---|
| SOIC (DW) | 16 | 檢視選項 |
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