ADR380/ADR381
Rev. C | Page 4 of 16
ADR381 ELECTRICAL CHARACTERISTICS
V
IN
= 5.0 V, T
A
= 25°C, unless otherwise noted.
Table 4.
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage
V
OUT
2.494 2.500 2.506 V
Initial Accuracy Error V
OERR
−6 +6 mV
−0.24 +0.24 %
Temperature Coefficient TCV
OUT
−40°C < T
A
< +85°C 5 25 ppm/°C
0°C < T
A
< 70°C 3 21 ppm/°C
Minimum Supply Voltage Headroom V
IN
V
OUT
I
LOAD
≤ 2 mA 300 mV
Line Regulation ΔV
OUT
/DV
IN
V
IN
= 2.8 V to 15 V, −40°C < T
A
< +85°C 10 25 ppm/V
Load Regulation ΔV
OUT
/DI
LOAD
V
IN
= 3.5 V, I
LOAD
= 0 mA to 5 mA,
−40°C < T
A
< +85°C
70 ppm/mA
Quiescent Current I
IN
No load 100 120 μA
−40°C < T
A
< +85°C 140 μA
Voltage Noise e
N
0.1 Hz to 10 Hz 5 μV p-p
Turn-On Settling Time t
R
20 μs
Long-Term Stability ΔV
OUT
1000 Hrs 50 ppm
Output Voltage Hysteresis V
OUT_HYS
75 ppm
Ripple Rejection Ratio RRR f
IN
= 60 Hz 85 dB
Short Circuit to GND I
SC
25 mA
V
IN
= 5.0 V, T
A
= 25°C, unless otherwise noted.
Table 5.
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage
V
OUT
2.494 2.500 2.506 V
Initial Accuracy Error V
OERR
−6 +6 mV
−0.24 +0.24 %
Temperature Coefficient TCV
OUT
−40°C < T
A
< +85°C 5 25 ppm/°C
0°C < T
A
< 70°C 3 21 ppm/°C
Minimum Supply Voltage Headroom V
IN
V
OUT
I
LOAD
≤ 2 mA 300 mV
Line Regulation ΔV
OUT
/DV
IN
V
IN
= 2.8 V to 15 V, −40°C < T
A
< +85°C 10 25 ppm/V
Load Regulation ΔV
OUT
/DI
LOAD
V
IN
= 3.5 V, I
LOAD
= 0 mA to 5 mA,
−40°C < T
A
< +85°C
70 ppm/mA
Quiescent Current I
IN
No load 100 120 μA
−40°C < T
A
< +85°C 140 μA
Voltage Noise e
N
0.1 Hz to 10 Hz 5 μV p-p
Turn-On Settling Time t
R
20 μs
Long-Term Stability ΔV
OUT
1000 Hrs 50 ppm
Output Voltage Hysteresis V
OUT_HYS
75 ppm
Ripple Rejection Ratio RRR f
IN
= 60 Hz 85 dB
Short Circuit to GND I
SC
25 mA
ADR380/ADR381
Rev. C | Page 5 of 16
ABSOLUTE MAXIMUM RATINGS
THERMAL RESISTANCE
Table 6.
Parameter
1
Rating
Supply Voltage 18 V
Output Short-Circuit Duration to GND
V
IN
> 15 V 10 sec
V
IN
≤ 15 V Indefinite
Storage Temperature Range −65°C to +150°C
Operating Temperature Range −40°C to +85°C
Junction Temperature Range −65°C to +150°C
Lead Temperature (Soldering, 60 Sec) 300°C
θ
JA
is specified for the worst-case conditions, that is, a device
soldered in a circuit board for surface-mount packages.
Table 7.
Package Type θ
JA
Unit
3-Lead SOT-23 (RT) 333 °C/W
ESD CAUTION
1
Absolute maximum ratings apply at 25°C, unless otherwise noted.
Stresses above those listed under Absolute Maximum Ratings
may cause permanent damage to the device. This is a stress
rating only; functional operation of the device at these or any
other conditions above those indicated in the operational
section of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods may affect
device reliability.
ADR380/ADR381
Rev. C | Page 6 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPERATUREC)
2.042
V
OUT
(V)
2.044
2.046
2.048
2.050
2.052
2.054
SAMPLE 1
SAMPLE 2
SAMPLE 3
3510–15–40 8560
02175-002
Figure 2. ADR380 Output Voltage vs. Temperature
TEMPERATUREC)
2.494
V
OUT
(V)
2.496
2.498
2.500
2.502
2.504
2.506
SAMPLE 1
SAMPLE 2
SAMPLE 3
–40 –15 10 35 60 85
02175-003
Figure 3. ADR381 Output Voltage vs. Temperature
PPM (°C)
0
5
10
15
20
25
30
TOTAL NUMBER
OF DEVICES = 130
TEMPERATURE +25°C –40°C +85°C +25°C
FREQUENCY
–11 –9 –7 –5 –3 –1 1 3 5 7 9 11 13 15 17 19
02175-004
Figure 4. ADR380 Output Voltage Temperature Coefficient
PPM (°C)
0
FREQUENCY
10
20
30
40
50
60
TOTAL NUMBER
OF DEVICES IN
SAMPLE = 450
TEMPERATURE +25°C
–40°C +85°C +25°C
–11–1315 9753113579111315
02175-005
Figure 5. ADR381 Output Voltage Temperature Coefficient
INPUT VOLTAGE (V)
2.5 5.0 7.5 10.0 12.5 15.0
+85°C
–40°C
+25°C
0
SUPPLY CURRENT (µA)
20
40
80
100
120
140
60
02175-006
Figure 6. ADR380 Supply Current vs. Input Voltage
INPUT VOLTAGE (V)
2.5 5.0 7.5 10.0 12.5 15.0
+85°C
+25°C
0
SUPPLY CURRENT (µA)
20
40
80
100
120
140
60
–40°C
02175-007
Figure 7. ADR381 Supply Current vs. Input Voltage

ADR381ARTZ-R2

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Voltage References 2.048V & 2.5V Bandgap
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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