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參數資料
| 型號： | REF191FS |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Precision Micropower, Low Dropout, Voltage References |
| 中文描述： | 1-OUTPUT THREE TERM VOLTAGE REFERENCE, 2.048 V, PDSO8 |
| 封裝： | SOIC-8 |
| 文件頁數： | 11/23頁 |
| 文件大?。?/td> | 238K |
| 代理商： | REF191FS |
REF196–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Condition
Min
Typ
Max
Units
TEMPERATURE COEFFICIENT
1, 2
“G” Grade
3
TCV
O
/
°
C
I
OUT
= 0 mA
10
25
ppm/
°
C
LINE REGULATION
4
“G” Grade
V
O
/
V
IN
3.5 V
≤
V
S
≤
15 V, I
OUT
= 0 mA
10
20
ppm/V
LOAD REGULATION
4
“G” Grade
V
O
/
V
LOAD
V
S
= 5.0 V, 0
≤
I
OUT
≤
25 mA
10
20
ppm/mA
DROPOUT VOLTAGE
V
S
– V
O
V
S
= 4.1 V, I
LOAD
= 10 mA
V
S
= 4.3 V, I
LOAD
= 25 mA
0.80
1.00
V
V
SLEEP PIN
Logic High Input Voltage
Logic High Input Current
Logic Low Input Voltage
Logic Low Input Current
V
H
I
H
V
L
I
L
2.4
V
μ
A
V
μ
A
μ
A
μ
A
–8
0.8
–8
SUPPLY CURRENT
Sleep Mode
No Load
No Load
45
15
NOTES
For proper operation, a 1
μ
F capacitor is required between the output pin and the GND pin of the device.
2
TCV
O
is defined as the ratio of output change with temperature variation to the specified temperature range expressed in ppm/
°
C.
TCV
= (
V max–V min
)/V
O
(
T
MAX
–T
MIN
).
3
Guaranteed by characterization.
4
Line and load regulation specifications include the effect of self-heating.
Specifications subject to change without notice.
ELECTRICAL CHARACTERISTICS
Parameter
Symbol
Condition
Min
Typ
Max
Units
TEMPERATURE COEFFICIENT
1, 2
“G” Grade
3
TCV
O
/
°
C
I
OUT
= 0 mA
10
ppm/
°
C
LINE REGULATION
4
“G” Grade
V
O
/
V
IN
3.50 V
≤
V
S
≤
15 V, I
OUT
= 0 mA
20
ppm/V
LOAD REGULATION
4
“G” Grade
V
O
/
V
LOAD
V
S
= 5.0 V, 0
≤
I
OUT
≤
20 mA
20
ppm/mA
DROPOUT VOLTAGE
V
S
– V
O
V
S
= 4.1 V, I
LOAD
= 10 mA
V
S
= 4.4 V, I
LOAD
= 20 mA
0.80
1.10
V
V
NOTES
1
For proper operation, a 1
μ
F capacitor is required between the output pin and the GND pin of the device.
2
TCV
O
is defined as the ratio of output change with temperature variation to the specified temperature range expressed in ppm/
°
C.
TCV
= (
V max–V min
)/V
O
(
T
MAX
–T
MIN
).
3
Guaranteed by characterization.
4
Line and load regulation specifications include the effect of self-heating.
Specifications subject to change without notice.
REF19x Series
REV. D
–11–
(@ V
S
= +3.50 V, –40
8
C
≤
T
A
≤
+125
8
C unless otherwise noted)
(@ V
S
= +3.5 V, T
A
= –40
8
C
≤
T
A
≤
+85
8
C unless otherwise noted)
相關PDF資料 |
PDF描述 |
|---|---|
| REF191GRU | Precision Micropower, Low Dropout, Voltage References |
| REF194 | Precision Micropower, Low Dropout, Voltage References |
| REF194ES | Precision Micropower, Low Dropout, Voltage References |
| REF194FS | Precision Micropower, Low Dropout, Voltage References |
| REF195 | Precision Micropower, Low Dropout, Voltage References |
相關代理商/技術參數 |
參數描述 |
|---|---|
| REF191FS3 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:REF19x Series: Precision Micropower. Low Dropout. Low Voltage References Data Sheet (Rev. E. 1/03) |
| REF191GBC | 制造商:AD 制造商全稱:Analog Devices 功能描述:Precision Micropower, Low Dropout, Voltage References |
| REF191GP | 制造商:Analog Devices 功能描述:V-Ref Precision 2.048V 30mA 8-Pin PDIP Tube 制造商:Rochester Electronics LLC 功能描述:PRECISION MICROPOWER VOLTAGE REFERENCES - Bulk |
| REF191GPZ | 制造商:Analog Devices 功能描述:V-Ref Precision 2.048V 30mA 8-Pin PDIP Tube |
| REF191GRU | 制造商:AD 制造商全稱:Analog Devices 功能描述:Precision Micropower, Low Dropout, Voltage References |
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