參數(shù)資料
型號(hào)： REF194GSZ-REEL7
廠商： ANALOG DEVICES INC
元件分類： 基準(zhǔn)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, 4.5 V, PDSO8
封裝： ROHS COMPLIANT, MS-012AA, SOIC-8
文件頁(yè)數(shù)： 9/28頁(yè)
文件大?。?/td> 407K
代理商： REF194GSZ-REEL7
REF19x Series
ELECTRICAL CHARACTERISTICS—REF194 @
40°C
≤
T
A
≤ +85°C
@ V
S
= 5.0 V, 40°C ≤ T
A
≤ +85°C, unless otherwise noted.
Table 12.
Parameter
TEMPERATURE COEFFICIENT
1, 2
E Grade
F Grade
G Grade
3
LINE REGULATION
4
E Grade
F and G Grades
LOAD REGULATION
4
E Grade
F and G Grades
DROPOUT VOLTAGE
SLEEP PIN
Logic High Input Voltage
Logic High Input Current
Logic Low Input Voltage
Logic Low Input Current
SUPPLY CURRENT
Sleep Mode
1
For proper operation, a 1 μF 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
O
= (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.
ELECTRICAL CHARACTERISTICS—REF194 @
40°C
≤
T
A
≤ +125°C
@ V
S
= 5.0 V, 40°C ≤ T
A
≤ +125°C, unless otherwise noted.
Table 13.
Parameter
Mnemonic
TEMPERATURE COEFFICIENT
1, 2
E Grade
TCV
O
/°C
F Grade
G Grade
3
LINE REGULATION
4
E Grade
ΔV
O
/ΔV
IN
F and G Grades
LOAD REGULATION
E Grade
ΔV
O
/ΔV
LOAD
F and G Grades
DROPOUT VOLTAGE
V
S
V
O
1
For proper operation, a 1 μF 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
O
= (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.
Rev. I | Page 9 of 28
Mnemonic
TCV
O
/°C
V
O
/V
IN
V
O
/V
LOAD
V
S
V
O
V
H
I
H
V
L
I
L
Condition
I
OUT
= 0 mA
4.75 V ≤ V
S
≤ 15 V, I
OUT
= 0 mA
V
S
= 5.80 V, 0 mA ≤ I
OUT
≤ 25 mA
V
S
= 5.00 V, I
LOAD
= 10 mA
V
S
= 5.80 V, I
LOAD
= 25 mA
No load
No load
Min
2.4
Typ
2
5
10
5
10
5
10
Max
5
10
25
10
20
15
20
0.5
1.30
8
0.8
8
45
15
Unit
ppm/°C
ppm/°C
ppm/°C
ppm/V
ppm/V
ppm/mA
ppm/mA
V
V
V
μA
V
μA
μA
μA
Condition
I
OUT
= 0 mA
4.75 V ≤ V
S
≤ 15 V, I
OUT
= 0 mA
V
S
= 5.80 V, 0 mA ≤ I
OUT
≤ 20 mA
V
S
= 5.10 V, I
LOAD
= 10 mA
V
S
= 5.95 V, I
LOAD
= 20 mA
Min
Typ
2
5
10
5
10
5
10
Max
0.60
1.45
Unit
ppm/°C
ppm/°C
ppm/°C
ppm/V
ppm/V
ppm/mA
ppm/mA
V
V
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