参数资料
型号: ADR291FRZ-REEL
厂商: Analog Devices Inc
文件页数: 9/20页
文件大小: 0K
描述: IC VREF SERIES PREC 2.5V 8-SOIC
标准包装: 2,500
系列: XFET®
基准类型: 串联,精度
输出电压: 2.5V
容差: ±0.12%
温度系数: 20ppm/°C
输入电压: 2.8 V ~ 15 V
通道数: 1
电流 - 静态: 15µA
电流 - 输出: 5mA
工作温度: -40°C ~ 125°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)
ADR291/ADR292
100
200
80
60
40
20
ADR291: V S = 3.0V TO 15V
ADR292: V S = 4.5V TO 15V
ADR291
I OUT = 0 m A
ADR292
160
120
80
40
V S = 5V
I OUT = 1mA
I OUT = 5mA
0
–50
–25
0
25
50
75
100
125
0
–50
–25
0
25
50
75
100
125
TEMPERATURE ( ° C)
Figure 13. ADR291/ADR292 Line Regulation vs. Temperature
0.7
200
TEMPERATURE ( ° C)
Figure 16. ADR291 Load Regulation vs. Temperature
0.6
0.5
0.4
0.3
T A = +125 ° C
T A = +25 ° C
160
120
80
V S = 5V
I OUT = 1mA
I OUT = 5mA
T A = –40 ° C
0.2
40
0.1
0
0
0.5
1.0
1.5
2.0 2.5 3.0 3.5
4.0
4.5
5.0
0
–50
–25
0
25
50
75
100
125
0.7
LOAD CURRENT (mA)
Figure 14. ADR291 Minimum Input-Output
Voltage Differential vs. Load Current
TEMPERATURE ( ° C)
Figure 17. ADR292 Load Regulation vs. Temperature
0
0.6
0.5
0.4
T A = +125 ° C
T A = +25 ° C
–250
–500
–750
–1000
T A = –40°C
T A = +25° C
T A = +125°C
0.3
–1250
0.2
0.1
T A = –40 ° C
–1500
–1750
0
0
0.5
1.0
1.5
2.0 2.5 3.0 3.5
LOAD CURRENT (mA)
4.0
4.5
5.0
–2000
0.1
1
SOURCING LOAD CURRENT (mA)
10
Figure 15. ADR292 Minimum Input-Output
Voltage Differential vs. Load Current
Rev. F | Page 9 of 20
Figure 18. ADR291 ΔV OUT from Nominal vs. Load Current
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