参数资料
型号: ADR525ARTZ-R2
厂商: Analog Devices Inc
文件页数: 7/16页
文件大小: 0K
描述: IC VREF SHUNT PREC 2.5V SOT-23-3
标准包装: 250
基准类型: 旁路,精度
输出电压: 2.5V
容差: ±0.4%
温度系数: 70ppm/°C
通道数: 1
电流 - 阴极: 50µA
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: ADR525ARTZ-R2-ND
ADR525ARTZ-R2TR

ADR520/ADR525/ADR530/ADR540/ADR550
PARAMETER DEFINITIONS
TEMPERATURE COEFFICIENT
Temperature coefficient is defined as the change in output
voltage with respect to operating temperature changes and is
normalized by the output voltage at 25°C. This parameter is
expressed in ppm/°C and is determined by the following
equation:
THERMAL HYSTERESIS
Thermal hysteresis is defined as the change in output voltage
after the device is cycled through temperatures ranging from
+25°C to ?40°C, then to +85°C, and back to +25°C. The
following equation expresses a typical value from a sample of
parts put through such a cycle:
TCV O ? ?
?? = V
V OUT _ HYS [ppm] =
where:
ppm ? V OUT ( T 2 ) ? V OUT ( T 1 )
? ° C OUT ( 25 ° C) × ( T 2 ? T 1 )
× 10 6
(1)
V OUT _ HYS = V OUT ( 25 ° C) ? V OUT _ END
V OUT ( 25 ° C) ? V OUT _ END
V OUT ( 25 ° C)
× 10 6
(2)
V OUT (T 2 ) = V OUT at Temperature 2.
V OUT (T 1 ) = V OUT at Temperature 1.
V OUT (25°C) = V OUT at 25°C.
where:
V OUT ( 25°C ) = V OUT at 25°C.
V OUT_END = V OUT at 25°C after a temperature cycle from +25°C to
?40°C, then to +85°C, and back to +25°C.
Rev. E | Page 7 of 16
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