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參數(shù)資料
| 型號： | REF191ESZ-REEL |
| 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, 2.048 V, PDSO8 |
| 封裝： | ROHS COMPLIANT, MS-012AA, SOIC-8 |
| 文件頁數(shù)： | 5/28頁 |
| 文件大?。?/td> | 407K |
| 代理商： | REF191ESZ-REEL |
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REF19x Series
ELECTRICAL CHARACTERISTICS—REF191 @
40°C ≤ T
A
≤+
125°C
@ V
S
= 3.3 V, 40°C ≤ T
A
≤ +125°C, unless otherwise noted.
Table 4.
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
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—REF192 @ T
A
= 25°C
@ V
S
= 3.3 V, T
A
= 25°C, unless otherwise noted.
Table 5.
Parameter
Mnemonic
Condition
INITIAL ACCURACY
1
E Grade
V
O
I
OUT
= 0 mA
F Grade
G Grade
LINE REGULATION
2
E Grade
ΔV
O
/ΔV
IN
3.0 V ≤ V
S
≤ 15 V, I
OUT
= 0 mA
F and G Grades
LOAD REGULATION
2
E Grade
ΔV
O
/ΔV
LOAD
V
S
= 5.0 V, 0 mA ≤ I
OUT
≤ 30 mA
F and G Grades
DROPOUT VOLTAGE
V
S
V
O
V
S
= 3.5 V, I
LOAD
= 10 mA
V
S
= 3.9 V, I
LOAD
= 30 mA
LONG-TERM STABILITY
3
DV
O
1000 hours @ 125°C
NOISE VOLTAGE
e
N
0.1 Hz to 10 Hz
1
Initial accuracy includes temperature hysteresis effect.
2
Line and load regulation specifications include the effect of self-heating.
3
Long-term stability specification is noncumulative. The drift in subsequent 1000-hour periods is significantly lower than in the first 1000-hour period.
Rev. I | Page 5 of 28
Mnemonic
TCV
O
/°C
ΔV
O
/ΔV
IN
ΔV
O
/ΔV
LOAD
V
S
V
O
Condition
I
OUT
= 0 mA
3.0 V ≤ V
S
≤ 15 V, I
OUT
= 0 mA
V
S
= 5.0 V, 0 mA ≤ I
OUT
≤ 20 mA
V
S
= 3.3 V, I
LOAD
= 10 mA
V
S
= 3.6 V, I
LOAD
= 20 mA
Min
Typ
Max
Unit
ppm/°C
ppm/°C
ppm/°C
ppm/V
ppm/V
ppm/mA
ppm/mA
V
V
2
5
10
10
20
10
20
1.25
1.55
Min
2.498
2.495
2.490
Typ
2.500
2
4
4
6
1.2
25
Max
2.502
2.505
2.510
4
8
10
15
1.00
1.40
Unit
V
V
V
ppm/V
ppm/V
ppm/mA
ppm/mA
V
V
mV
μV p-p
相關(guān)PDF資料 |
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| REF191GPZ | Precision Micropower, Low Dropout Voltage References |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| REF191FS | 制造商:Rochester Electronics LLC 功能描述:PRECISION MICRO POWER VOL - Bulk 制造商:Analog Devices 功能描述: |
| 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 |
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