参数资料
型号: REF194GS-REEL7
厂商: Analog Devices Inc
文件页数: 7/28页
文件大小: 0K
描述: IC VREF SERIES PREC 4.5V 8-SOIC
产品变化通告: Product Discontinuance 27/Oct/2011
标准包装: 1,000
系列: REF19
基准类型: 串联,精度
输出电压: 4.5V
容差: ±10mV
温度系数: 25ppm/°C
输入电压: 4.6 V ~ 15 V
通道数: 1
电流 - 静态: 15µA
电流 - 输出: 30mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
Data Sheet
ELECTRICAL CHARACTERISTICS—REF192 @ ? 40°C ≤ T A ≤ +85°C
@ V S = 3.3 V, ?40°C ≤ T A ≤ +85°C, unless otherwise noted.
Table 6.
REF19x Series
Parameter
Symbol
Condition
Min
Typ
Max
Unit
TEMPERATURE COEFFICIENT 1, 2
TCV O /°C
E Grade
F Grade
G Grade 3
I OUT = 0 mA
2
5
10
5
10
25
ppm/°C
ppm/°C
ppm/°C
LINE REGULATION 4
ΔV O /ΔV IN
E Grade
F and G Grades
3.0 V ≤ V S ≤ 15 V, I OUT = 0 mA
5
10
10
20
ppm/V
ppm/V
LOAD REGULATION 4
ΔV O /ΔV LOAD
E Grade
F and G Grades
V S = 5.0 V, 0 mA ≤ I OUT ≤ 25 mA
5
10
15
20
ppm/mA
ppm/mA
DROPOUT VOLTAGE
V S ? V O
V S = 3.5 V, I LOAD = 10 mA
V S = 4.0 V, I LOAD = 25 mA
1.00
1.50
V
V
SLEEP PIN
Logic High Input Voltage
Logic High Input Current
Logic Low Input Voltage
Logic Low Input Current
SUPPLY CURRENT
Sleep Mode
V H
I H
V L
I L
No load
No load
2.4
?8
0.8
?8
45
15
V
μA
V
μA
μA
μA
1
2
3
4
For proper operation, a 1 μF capacitor is required between the output pin and the GND pin of the device.
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 )
Guaranteed by characterization.
Line and load regulation specifications include the effect of self-heating.
ELECTRICAL CHARACTERISTICS—REF192 @ ? 40°C ≤ T A ≤ +125°C
@ V S = 3.3 V, ?40°C ≤ T A ≤ +125°C, unless otherwise noted.
Table 7.
Parameter
Symbol
Condition
Min
Typ
Max
Unit
TEMPERATURE COEFFICIENT 1, 2
TCV O /°C
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
ΔV O /ΔV IN
ΔV O /ΔV LOAD
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
2
5
10
10
20
10
20
ppm/°C
ppm/°C
ppm/°C
ppm/V
ppm/V
ppm/mA
ppm/mA
DROPOUT VOLTAGE
V S ? V O
V S = 3.5 V, I LOAD = 10 mA
V S = 4.0 V, I LOAD = 20 mA
1.00
1.50
V
V
1
2
3
4
For proper operation, a 1 μF capacitor is required between the output pin and the GND pin of the device.
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 )
Guaranteed by characterization.
Line and load regulation specifications include the effect of self-heating.
Rev. L | Page 7 of 28
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