Reinforced Isolated Modulator With LDO Regulator, ±250mV Input, and CMOS Interface
Product details
Parameters
Package | Pins | Size
Features
- 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
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Description
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.
Technical documentation
Design & development
For additional terms or required resources, click any title below to view the detail page where available.Hardware development
Description
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. The AMC1304M25EVM is a small form factor board containing all the necessary components to (...)
Features
- 2mm, 2-terminal screw connectors to provide easy access to the analog inputs of the modulator
- 2mm, 2-terminal screw connectors to provide easy access to the modulator digital output (DATA) and modulator clock input (CLKIN)
- Optional isolated power to the AMC1304M25 analog voltage supply input (...)
Description
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 (...)
Features
Hardware Features
- TMDSCNCD28379D: TMS320F28379D HSEC180 based controlCARD
- Isolated XDS100v2 USB-to-JTAG Debug Probe enables real-time in-system programming and debugging
- Standard 180-pin HSEC interface
- Analog I/O, digital I/O and JTAG signals at card interface
- USB Host connector
- SDCard Slot
- Hardware Files (...)
Description
Features
- powerSUITE supported Voltage Source Inverter and Grid Connected Inverter Design
- Peak 98% efficiency in Voltage Source Mode and <4% THD in case of non linear loads
- Input 380V DC, Output 220Vrms 50Hz or 110Vrms 60Hz and 600VA Max
- Hardware Files are in DigitalPower SDK at solutions\tidm_hv_1ph_dcac
Description
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 (...)Features
- Supports the DesignDRIVE fast current loop
- Supports the DesignDRIVE position manager technology - EnDat22, BiSS-C, Tamagawa T-format, SIN/COS, resolver and incremental encoders
- EtherCAT™ slave stack solution with TMDSCNCD28388D or TMDSECATCNCD379D controlCARD upgrade as well as expansion support (...)
Design tools & simulation
Features
- Leverages Cadence PSpice Technology
- Preinstalled library with a suite of digital models to enable worst-case timing analysis
- Dynamic updates ensure you have access to most current device models
- Optimized for simulation speed without loss of accuracy
- Supports simultaneous analysis of multiple products
- (...)
Reference designs
Design files
-
download TIDM-02006 BOM.pdf (96KB)
Design files
Design files
Design files
Design files
-
download TIDA-00601 PCB.pdf (380KB) -
download TIDA-00601 Gerber.zip (288KB) -
download TIDA-00601 CAD Files (Rev. A).zip (350KB) -
download TIDA-00601 BOM (Rev. B).pdf (247KB)
Design files
-
download TIDA-00738 BOM.pdf (276KB) -
download TIDA-00738 Assembly Drawing.pdf (505KB) -
download TIDA-00738 Fabrication Drawing .pdf (910KB) -
download TIDA-00738 PCB.pdf (3666KB) -
download TIDA-00738 CAD.zip (2563KB) -
download TIDA-00738 Gerber.zip (330KB)
Design files
-
download TIDA-00209 BOMs.zip (210KB) -
download TIDA-00209 Assembly and Fabrication Files.zip (1471KB) -
download TIDA-00209 Layer Plots.zip (2388KB) -
download TIDA-00209 Altium Screenshots.zip (582KB) -
download TIDA-00209 Design Files.zip (9637KB)
CAD/CAE symbols
Package | Pins | Download |
---|---|---|
SOIC (DW) | 16 | View options |
Ordering & quality
- RoHS
- REACH
- Device marking
- Lead finish/Ball material
- MSL rating/Peak reflow
- MTBF/FIT estimates
- Material content
- Qualification summary
- Ongoing reliability monitoring
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