![am452](https://analog-micro.in/wp-content/uploads/2021/03/am452.jpg)
AM452 is a voltage-to-current converter IC with integrated protection functions suitable for sensing applications with current driven Wheatstone bridges. It converts a differential input voltage into an adjustable current output signal. The IC is suitable for two- and three-wire operation and compatible with HART-modems.
Applications
Short Specifications
Supply Voltage (VCC) | 6 .. 35 V (typ. 24 V) |
Input voltage range | 0 .. ±400 mV (differential) |
Current output | e.g. 4 .. 20 mA (two-wire) and 0 .. 20 mA (three-wire), adjustable |
Reference voltage source | 5 / 10 V (max. 10 mA) |
Current source | 0 .. 10 mA, adjustable |
Temperature range | -40 °C .. 85 °C |
Protected against: | Short circuit, reverse polarity, overvoltage |
Package / Delivery forms | SO16(n), on DIL16-adapter, sawn 6″ wafer on blue foil |
RoHS status | compliant |
General Documents
Datasheet AM452 | |
Product flyer AM452 | |
IC package catalog |
Typical Application Circuits with Blockdiagram
![AM452 as protected sensor signal-conditioner with three-wire current output.](https://www.analog-micro.com/products/ics/uiconverter/am452/abbildung1.jpg)
![AM452 as sensor signal-conditioner with protected current-loop output.](https://www.analog-micro.com/products/ics/uiconverter/am452/abbildung2c.jpg)
Ordering Codes
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Order number | Delivery form | |
---|---|---|
AM452-0-SO16 | SO16(n) package | |
AM452-WAF | sawn wafer on 6″ blue foil | |
AM452-Adapt | AM452 soldered to an SO16-DIL16 adapter |
Accessories
No accessories available for this product.