ADR420BRZ Analog Devices Inc, ADR420BRZ Datasheet - Page 14

• 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
C
R
C
C
NO INPUT CAP
C
NO INPUT CAP
BYPASS
L
L
L
L
V
V
= 500Ω
= 0
= 0.01µF
= 0.01µF
OUT
IN
Figure 35. ADR421 Turn-On/Turn-Off Response
= 0.1µF
Figure 33. ADR421 Turn-Off Response
Figure 34. ADR421 Turn-On Response
V
V
V
V
OUT
OUT
IN
IN
TIME (100µs/DIV)
TIME (4µs/DIV)
TIME (4µs/DIV)
5V/DIV
2V/DIV
2V/DIV
2V/DIV
2V/DIV
2V/DIV
Rev. H | Page 14 of 24
–100
–10
–20
–30
–40
–50
–60
–70
–80
–90
50
45
40
35
30
25
20
15
10
5
0
0
10
10
Figure 36. Output Impedance vs. Frequency
Figure 37. Ripple Rejection vs. Frequency
100
100
FREQUENCY (Hz)
FREQUENCY (Hz)
1k
1k
10k
ADR421
10k
ADR423
100k
ADR425
ADR420
100k
1M