AMC1100 ,4.25kVPEAK Isolated Amplifier for e-meteringFeatures 3 DescriptionThe AMC1100 is a precision isolation amplifier with1• ±250-mV Input Voltage R ..
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AMC1100
4.25kVPEAK Isolated Amplifier for e-metering
VOUTP
VOUTN
VDD2
GND2GND1
VINN
VINP
VDD1
AMC1100HV+
Floating
Power Supply
3.3 V, or 5.0 V
RSHUNT
Gate Driver
Gate Driver
5.0 V
ADS7263 an output separated from the input circuitry byaShunt Resistors silicon dioxide (SiO2) barrier thatis highly resistantto• Very Low Nonlinearity: 0.075% maxat5V magnetic interference. This barrier is certified to Low Offset Error: 1.5 mV max provide galvanic isolation of up to 4250 VPEAK,
according to UL1577 and IEC60747-5-2. Usedin• Low Noise: 3.1 mVRMS typ conjunction with isolated power supplies, this device• Low High-Side Supply Current: prevents noise currents ona high common-mode8 mA maxat5V voltage line from entering the local ground and Input Bandwidth:60 kHz min interfering withor damaging sensitive circuitry. Fixed Gain:8 (0.5% Accuracy) The AMC1100 inputis optimized for direct connection High Common-Mode Rejection Ratio: 108 dB to shunt resistorsor other low voltage level signal
sources. The excellent performance of the device• Low-Side Operation: 3.3V enables accurate current and voltage measurement• Certified Galvanic Isolation: in energy-metering applications. The output signal– UL1577 and IEC60747-5-2 Approved common-mode voltageis automatically adjustedto
either the 3-Vor 5-V low-side supply.– Isolation Voltage: 4250 VPEAK Working Voltage: 1200 VPEAK The AMC1100is fully specified over the extended
industrial temperature rangeof –40°Cto +105°C and– Transient Immunity: 2.5 kV/µs min is available in the SMD-type, wide-body SOIC-8• Typical 10-Year Life Spanat Rated Working (DWV) and gullwing-8 (DUB) packages.Voltage (see Application Report SLLA197) Fully Specified Over the Extended Industrial
Device Information(1)Temperature Range
2 Applications Shunt Resistor Based Current Sensingin: (1) Forall available packages, see the orderable addendumat
the endofthe datasheet.– Energy Meters Green Energy Power Measurement Applications
