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| 型號(hào)： | ADR445A |
| 廠商： | Analog Devices, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Ultralow Noise, LDO XFET Voltage References with Current Sink and Source |
| 中文描述： | 超低噪聲，LDO的XFET電壓與電流吸入和源引用 |
| 文件頁數(shù)： | 5/20頁 |
| 文件大?。?/td> | 417K |
| 代理商： | ADR445A |
ADR440/ADR441/ADR443/ADR444/ADR445
ADR443 ELECTRICAL CHARACTERISTICS
V
IN
= 3.5 V to 18 V, T
A
= 25°C, C
IN
= C
OUT
= 0.1 μF, unless otherwise noted.
Rev. A | Page 5 of 20
Table 4.
Parameter
OUTPUT VOLTAGE
A Grade
B Grade
INITIAL ACCURACY
A Grade
B Grade
TEMPERATURE DRIFT
A Grade
B Grade
LINE REGULATION
LOAD REGULATION
Symbol
V
O
Conditions
40°C < T
A
< +125°C
40°C < T
A
< +125°C
40°C < T
A
< +125°C
I
LOAD
= 0 mA to 10 mA, V
IN
= 5 V,
40°C < T
A
< +125°C
I
LOAD
= 0 mA to 5 mA, V
IN
= 5 V,
40°C < T
A
< +125°C
No load, 40°C < T
A
< +125°C
0.1 Hz to 10 Hz
1 kHz
1000 hours
f
IN
= 10 kHz
Min
2.996
2.9988
Typ
3.000
3.000
2
1
10
Max
3.004
3.0012
4
0.13
1.2
0.04
10
3
20
Unit
V
V
mV
%
mV
%
ppm/°C
ppm/°C
ppm/V
V
OERR
TCV
O
ΔV
O
/ΔV
IN
ΔV
O
/ΔI
LOAD
50
+50
ppm/mA
ΔV
O
/ΔI
LOAD
50
3.5
500
3
1.4
57.6
10
50
70
75
27
+50
3.75
18
ppm/mA
mA
μV p-p
nV/√Hz
μs
ppm
ppm
dB
mA
V
mV
QUIESCENT CURRENT
VOLTAGE NOISE
VOLTAGE NOISE DENSITY
TURN-ON SETTLING TIME
LONG-TERM STABILITY
1
OUTPUT VOLTAGE HYSTERESIS
RIPPLE REJECTION RATIO
SHORT CIRCUIT TO GND
SUPPLY VOLTAGE OPERATING RANGE
SUPPLY VOLTAGE HEADROOM
1
The long-term stability specification is noncumulative. The drift in the subsequent 1000-hour period is significantly lower than in the first 1000-hour period.
I
IN
e
N
p-p
e
N
t
R
V
O
V
O_HYS
RRR
I
SC
V
IN
V
IN
V
O
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