ADR420BRZ Analog Devices Inc, ADR420BRZ Datasheet - Page 2

• Manufacturer Part Number: ADR420BRZ
• Description: IC VREF PREC 2.048V 10MA 8SOIC
• Manufacturer: Analog Devices Inc
• Series: XFET®r

Specifications of ADR420BRZ

• Temperature Coefficient: 3ppm/°C
• Design Resources: High Accuracy, Bipolar Voltage Output Digital-to-Analog Conversion Using AD5765 (CN0073) High Accuracy, Bipolar Voltage Output Digital-to-Analog Conversion Using AD5763 (CN0074)
• Reference Type: Series
• Voltage - Output: 2.048V
• Tolerance: ±0.05%
• Voltage - Input: 4 ~ 18 V
• Number Of Channels: 1
• Current - Quiescent: 500µA
• Current - Output: 10mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Topology: Series
• Input Voltage: 4V To 18V
• Reference Voltage: 2.048V
• Reference Voltage Tolerance: 1mV
• Voltage Reference Case Style: SOIC
• No. Of Pins: 8
• Fixed / Adjust / Prog: Precision
• Output Voltage (max): 2.048V
• Reference Voltage Accuracy (max): 0.05
• Line Regulation: 35ppm/V
• Load Regulation: 70ppm/mA
• Input Voltage (max): 18V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: SOIC N
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Cathode: -
• Lead Free Status / Rohs Status: Compliant

ADR420/ADR421/ADR423/ADR425
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
Pin Configuration............................................................................. 1
General Description ......................................................................... 1
ADR42x Products............................................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ............................................. 9
Terminology .................................................................................... 15
Theory of Operation ...................................................................... 16
REVISION HISTORY
6/07—Rev. G to Rev. H
Changes to Table 2............................................................................ 3
Changes to Table 3............................................................................ 4
Changes to Table 4............................................................................ 5
Changes to Table 5............................................................................ 6
Updated Outline Dimensions ....................................................... 21
Changes to Ordering Guide .......................................................... 22
6/05—Rev. F to Rev. G
Changes to Table 1............................................................................ 1
Changes to Ordering Guide .......................................................... 22
2/05—Rev. E to Rev. F
Updated Format..................................................................Universal
Updated Outline Dimensions ....................................................... 21
Changes to Ordering Guide .......................................................... 22
7/04—Rev. D to Rev. E
Changes to Ordering Guide ............................................................ 5
3/04—Rev. C to Rev. D
Changes to Table I ............................................................................ 1
Changes to Ordering Guide ............................................................ 4
Updated Outline Dimensions ....................................................... 16
ADR420 Electrical Specifications............................................... 3
ADR421 Electrical Specifications............................................... 4
ADR423 Electrical Specifications............................................... 5
ADR425 Electrical Specifications............................................... 6
Thermal Resistance ...................................................................... 7
ESD Caution.................................................................................. 7
Device Power Dissipation Considerations.............................. 16
Rev. H | Page 2 of 24
Applications..................................................................................... 17
Outline Dimensions ....................................................................... 21
1/03—Rev. B to Rev. C
Changed Mini_SOIC to MSOP ........................................Universal
Changes to Ordering Guide .............................................................4
Corrections to Y-axis labels in TPCs 21 and 24 ............................9
Enhancement to Figure 13 ............................................................ 15
Updated Outline Dimensions....................................................... 16
3/02—Rev. A to Rev. B
Edits to Ordering Guide ...................................................................4
Deletion of Precision Voltage Regulator section........................ 15
Addition of Precision Boosted Output Regulator section ....... 15
Addition of Figure 13..................................................................... 15
10/01—Rev. 0 to Rev. A
Addition of ADR423 and ADR425 to
ADR420/ADR421...............................................................Universal
5/01—Revision 0: Initial Version
Basic Voltage Reference Connections ..................................... 16
Noise Performance..................................................................... 16
Turn-On Time ............................................................................ 16
Output Adjustment .................................................................... 17
Reference for Converters in Optical Network Control
Circuits......................................................................................... 17
A Negative Precision Reference Without Precision Resistors
....................................................................................................... 17
High Voltage Floating Current Source .................................... 18
Kelvin Connections.................................................................... 18
Dual-Polarity References........................................................... 18
Programmable Current Source ................................................ 19
Programmable DAC Reference Voltage .................................. 19
Precision Voltage Reference for Data Converters.................. 20
Precision Boosted Output Regulator ....................................... 20
Ordering Guide .......................................................................... 22