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The AD421BRZRL is a complete loop-powered, digital 4-20 mA converter designed to meet the needs of manufacturers of smart transmitters for industrial control. It provides a high-precision, fully integrated, low-cost solution in a compact 16-pin package.The AD421BRZRL is particularly well suited to extend the resolution of 4-20 mA smart transmitters at a fraction of the cost.

AD421BRZRL Features

Current output: 4 mA to 20 mA

HART compatible

16-bit resolution and monotonicity

Integral nonlinearity error: ±0.01%

Regulator output: 5 V or 3 V

2.5 V and 1.25 V precision reference voltage sources

Quiescent current: 750 µA (maximum)

Programmable alarm current capability

Flexible high-speed serial interface

AD421BRZRL Product Attributes

Product Category: Digital-to-Analogue Converters - DACs

Series: AD421

Resolution: 16 bit

Number of channels: 1 Channel

Stabilisation time: 8 ms

Output Type: Current

Interface type: 3-Wire

Analogue supply voltage: 2.95 V to 5.05 V

Digital supply voltage: 2.95 V to 5.05 V

Minimum operating temperature: - 40 C

Maximum operating temperature: + 85 C

Mounting Style: SMD/SMT

Package / Case: SOIC-16

INL - Integral Non-Linearity: +/- 0.01 % FSR

Number of Converters: 1 Converter

Pd-Power Dissipation: 1.95 mW

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.