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REF1925 Datenblatt(PDF) 6 Page - Texas Instruments

Teilenummer REF1925
Bauteilbeschribung  REF19xx Low-Drift, Low-Power, Dual-Output, VREF and VREF / 2 Voltage References
PDF  31 Pages
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Hersteller  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

REF1925 Datenblatt(HTML) 6 Page - Texas Instruments

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0
10
20
30
40
50
60
-0.0125
-0.01
-0.0075 -0.005 -0.0025
0
0.0025
Solder Heat Shift Histogram - V
BIAS (%)
C040
-0.05
-0.04
-0.03
-0.02
-0.01
0
0.01
0.02
0.03
0.04
0.05
±75
±50
±25
0
25
50
75
100
125
150
Temperature (
ƒC)
C001
V
REF
V
BIAS
0
10
20
30
40
50
60
0
1
2
3
4
5
6
7
V
REF and VBIAS Tracking Over Temperature (ppm/SC)
C017
0
10
20
30
40
50
-0.0125
-0.01
-0.0075 -0.005 -0.0025
0
0.0025
Solder Heat Shift Histogram - V
REF (%)
C041
0
10
20
30
40
V
REF and VBIAS Matching (ppm)
C004
0
10
20
30
40
50
60
0
1
2
3
4
5
6
V
REF and VBIAS Tracking Over Temperature (ppm/SC)
C016
REF1925, REF1930, REF1933, REF1941
SBOS697 – SEPTEMBER 2014
www.ti.com
7.6 Typical Characteristics
At TA = 25°C, IL = 0 mA, VIN = 5-V power supply, CL = 0 µF, and 2.5-V output, unless otherwise noted.
–40°C
≤ TA ≤ 85°C
Figure 2. Distribution of VREF – 2 × VBIAS Drift Tracking
Figure 1. VREF – 2 × VBIAS Distribution
Over Temperature
–40°C
≤ TA ≤ 125°C
Refer to the Solder Heat Shift section for more information.
Figure 3. Distribution of VREF – 2 × VBIAS Drift Tracking
Figure 4. Solder Heat Shift Distribution (VREF)
Over Temperature
Refer to the Solder Heat Shift section for more information.
Figure 5. Solder Heat Shift Distribution (VBIAS)
Figure 6. Output Voltage Accuracy (VREF) vs Temperature
6
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Copyright © 2014, Texas Instruments Incorporated
Product Folder Links: REF1925 REF1930 REF1933 REF1941



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