AD421BR

digital to 4 mA to 20 mA converter, SOP16, 670 mW, –2 V to + 0.5 V, AD421BR

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Price:: US $5.71~9.21 / piece [Get Latest Price]

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	US $5.71~9.21

PartNumber:: AD421BR

Brand:: Analog Devices - ADI | Pack: SOP | D/C: 11+

Availability:: Supply Ability: 10000/Week Can Ship Immediately
Delivery: 10-15 Business Days (ships out within 3 Business days)

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Products Upload time: 2012-05-14

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Part Number:AD421BR
US $5.71 - 9.21
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US $5.00 - 5.00 / Piece
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FM31256-G

US $2.40 - 4.20 / Piece
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Product Summary

The AD421BR is a complete, loop-powered, digital to 4 mA to 20 mA converter. The device is designed to meet the needs of smart transmitter manufacturers in the Industrial Control industry. The AD421BR provides a high precision, fully integrated, low cost solution in a compact 16-lead package. The AD421BR is ideal for extending the resolution of smart 4 mA to 20 mA transmitters at very low cost.

Parametrics

AD421BR absolute maximum ratings: (1)DRIVE, BOOST, COMP to COM : –0.5 V to VCC + 0.5 V; (2)LOOP RTN to COM: –2 V to + 0.5 V; (3)Digital Input Voltage to COM: –0.5 V to VCC + 0.5 V; (4)Operating Temperature Range, Commercial (B Version): –40℃ to +85℃; (5)Storage Temperature Range: –65℃ to +150℃; (6)Junction Temperature: +150℃; (7)Plastic DIP Package, Power Dissipation: 670 mW; (8)θJA Thermal Impedance: 116℃/W; (9)Lead Temperature (Soldering, 10 sec): 260℃; (10)SOIC Package, Power Dissipation: 450 mW; (11)θJA Thermal Impedance: 110℃/W; (12)Lead Temperature, Soldering, Vapor Phase (60 sec): +215℃; Infrared (15 sec): +220℃.

Features

AD421BR features: (1)4 mA to 20 mA Current Output; (2)HART Compatible; (3)16-Bit Resolution and Monotonicity; (4)±0.01% Integral Nonlinearity; (5)5 V or 3 V Regulator Output; (6)2.5 V and 1.25 V Precision Reference; (7)750 μA Quiescent Current max; (8)Programmable Alarm Current Capability; (9)Flexible High Speed Serial Interface; (10)16-Lead SOIC and PDIP Packages.