AD587
Δ V OUT (μV)
V L 100
90
10V
1mV
2μs
1000
500
V OUT
–6
–4
–2
2
0
–500
4
6
8
10
LOAD (mA)
–1000
10
0%
Figure 15. Typical Load Regulation Characteristics
Figure 12. Fine-Scale Setting for Transient Load
In some applications, a varying load may be both resistive and
capacitive in nature, or the load may be connected to the
AD587 by a long capacitive cable.
Figure 14 displays the output amplifier characteristics driving a
1000 pF, 0 mA to 10 mA load.
TEMPERATURE PERFORMANCE
The AD587 is designed for precision reference applications
where temperature performance is critical. Extensive tempera-
ture testing ensures that the device’s high level of performance is
maintained over the operating temperature range.
Some confusion exists in the area of defining and specifying
reference voltage error over temperature. Historically, references
7.0V
C L
1000pF
1k ?
V OUT
have been characterized using a maximum deviation per degree
Celsius, such as ppm/°C. However, because of nonlinearities in
temperature characteristics that originated in standard Zener
AD587
V L
10V
0V
references (such as S-type characteristics), most manufacturers
have begun to use a maximum limit error-band approach to
specify devices. This technique involves the measurement of the
Figure 13. Capacitive Load Transient/Response Test Circuit
output at three or more temperatures to specify an output
voltage error band.
C L = 0
C L = 1000pF
100
90
10
0%
10V
200mV
1μs
V L
Figure 14. Output Response with Capacitive Load
LOAD REGULATION
The AD587 has excellent load regulation characteristics.
Figure 15 shows that varying the load several milliamperes
changes the output by only a few microvolts.
Rev. H | Page 8 of 12
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AD587JNZ1 制造商:AD 制造商全称:Analog Devices 功能描述:High Precision 10 V Reference
AD587JQ 功能描述:IC VREF SERIES PREC 10V 8-CERDIP RoHS:否 类别:集成电路 (IC) >> PMIC - 电压基准 系列:- 标准包装:2,000 系列:- 基准类型:旁路,可调节,精度 输出电压:1.24 V ~ 16 V 容差:±0.5% 温度系数:- 输入电压:1.24 V ~ 16 V 通道数:1 电流 - 阴极:100µA 电流 - 静态:- 电流 - 输出:20mA 工作温度:-40°C ~ 85°C 安装类型:通孔 封装/外壳:TO-226-3、TO-92-3(TO-226AA)成形引线 供应商设备封装:TO-92-3 包装:带卷 (TR)
AD587JR 功能描述:IC VREF SERIES PREC 10V 8-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 电压基准 系列:- 标准包装:3,000 系列:- 基准类型:旁路,精度 输出电压:5V 容差:±0.5% 温度系数:100ppm/°C 输入电压:- 通道数:1 电流 - 阴极:80µA 电流 - 静态:- 电流 - 输出:15mA 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:TO-236-3,SC-59,SOT-23-3 供应商设备封装:SOT-23-3 包装:带卷 (TR) 其它名称:LM4040CIM3-5.0MLTRLM4040CIM3-5.0MLTR-ND
AD587JR-REEL 功能描述:IC VREF SERIES PREC 10V 8-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 电压基准 系列:- 标准包装:3,000 系列:- 基准类型:旁路,精度 输出电压:5V 容差:±0.5% 温度系数:100ppm/°C 输入电压:- 通道数:1 电流 - 阴极:80µA 电流 - 静态:- 电流 - 输出:15mA 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:TO-236-3,SC-59,SOT-23-3 供应商设备封装:SOT-23-3 包装:带卷 (TR) 其它名称:LM4040CIM3-5.0MLTRLM4040CIM3-5.0MLTR-ND
AD587JR-REEL7 功能描述:IC VREF SERIES PREC 10V 8-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 电压基准 系列:- 标准包装:3,000 系列:- 基准类型:旁路,精度 输出电压:5V 容差:±0.5% 温度系数:100ppm/°C 输入电压:- 通道数:1 电流 - 阴极:80µA 电流 - 静态:- 电流 - 输出:15mA 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:TO-236-3,SC-59,SOT-23-3 供应商设备封装:SOT-23-3 包装:带卷 (TR) 其它名称:LM4040CIM3-5.0MLTRLM4040CIM3-5.0MLTR-ND
AD587JRZ 功能描述:IC VREF SERIES PREC 10V 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 电压基准 系列:- 标准包装:3,000 系列:- 基准类型:旁路,精度 输出电压:3V 容差:±0.5% 温度系数:100ppm/°C 输入电压:- 通道数:1 电流 - 阴极:82µA 电流 - 静态:- 电流 - 输出:15mA 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:6-TSSOP(5 引线),SC-88A,SOT-353 供应商设备封装:SC-70-5 包装:带卷 (TR) 其它名称:296-20888-2
AD587JRZ1 制造商:AD 制造商全称:Analog Devices 功能描述:High Precision 10 V Reference
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