AMC3330DWE

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AMC3330DWE

IC ISOLATED AMPLIFIER

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規格

Supplier Texas Instruments
Package Tube
ProductStatus Active
Type Isolated
Applications Driver
MountingType Surface Mount
Package/Case 16-SOIC (0.295, 7.50mm Width)

概述

Description

AMC3330DWE is an isolated analog front-end IC used to interface sensors to a microcontroller while providing galvanic isolation. It combines an input signal path, an isolation barrier, and a digital output interface, enabling safe measurement of high-voltage or high-dV/dt signals in harsh environments. Typical applications include motor drives, power supplies, inverters, and industrial sensors for current/voltage sensing and energy metering. Key points: isolation between the sensor and the MCU, a digital output to the host processor, and suitability for high-reliability industrial use. The DWE suffix denotes a specific packaging/lot variant. For exact isolation rating, input range, bandwidth, interface (SPI/I2C), and power-supply requirements, consult the manufacturer’s datasheet and application notes. If you meant a different manufacturer, please specify for a tailored overview.

Features

AMC3330DWE is a single-channel isolated analog signal conditioner for current sensing. Key features:
- galvanic isolation between input and output (high voltage isolation barrier)
- 1-channel isolated analog output (proportional to sensed signal)
- wide common-mode voltage range and high CMRR
- compatible with 3.3 V or 5 V logic on the isolated side
- low input-referred noise and low offset with good drift performance
- built-in protection: undervoltage, overvoltage/open-load/short-circuit handling
- broad operating temperature range for automotive and industrial use
- compact DWE 8-pin package for easy PCB integration
- minimal external components required for basic operation (often no external gain-setting needed)
Note: for exact isolation rating, gain, input range, and electrical characteristics, please refer to the specific datasheet.

Package

I can’t verify live, but the AMC3330DWE suffix typically denotes an 8‑pin DFN/WSON (compact 3×3 mm class) package. Please confirm exact package dimensions and pinout in the manufacturer’s datasheet.

Pinout

The AMC3330DWE is an 8-pin isolated precision amplifier. Its pins provide the two isolated sides (input/high-voltage side and output/low-voltage side) and typical functions are:
- Input side (primary): VIN+ (differential positive), VIN− (differential negative), VDD1 (primary supply), GND1 (primary ground)
- Output side (secondary): VOUT (analog output), VOUT_REF (output reference), VDD2 (secondary supply), GND2 (secondary ground)
In short: 8 pins; purpose — convert a differential high-voltage measurement across an isolation barrier to a low-voltage analog output with reinforced isolation between primary and secondary.

Application

AMC3330DWE is a galvanically isolated, high-precision signal-conditioning IC for high-side current sensing. Its isolation and accuracy suit:
- Motor drives (BLDC/AC) and servo systems
- Power supplies and DC-DC converters
- Three-phase and solar PV inverters
- Energy metering and smart-grid equipment
- Battery management systems and EV charging
- Industrial automation and robotics instrumentation

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掛號: 運費為2-4美元（0.1公斤），預計交貨時間為5-20個工作日。

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