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REF50 数据表(PDF) 18 Page - Texas Instruments

部件名 REF50
功能描述  REF50xx Low-Noise, Very Low Drift, Wide VIN Precision Voltage Reference
PDF  52 Pages
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制造商  TI2 [Texas Instruments]
网页  https://www.ti.com
标志 TI2 - Texas Instruments

REF50 数据表(HTML) 18 Page - Texas Instruments

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6.8 Typical Characteristics: REF50xxEI (continued)
at TA = 25°C, VIN = VEN = VOUT + 0.5V, IL = 0mA, COut = 10μF, CNR = Open, CIN = 0.1μF,
Input Voltage (V)
0
4
8
12
16
20
0
0.3
0.6
0.9
1.2
1.5
VEN_HIGH
VEN_LOW
Figure 6-43. Enable Threshold vs VIN
Te mperature (
C)
-50
-25
0
25
50
75
100
125
0
50
100
150
200
250
300
350
400
IL = 10 mA
IL = 5 mA
IL = 0 mA
Figure 6-44. Dropout Voltage vs Temperature
Flicker Noise (ppmp-p)
0
20
40
60
80
100
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
Figure 6-45. 0.1Hz to 10Hz Voltage Noise Distribution
(CNR = Open)
Figure 6-46. Noise Performance 10Hz to 100kHz
(CNR = Open)
Frequency (Hz)
1x101
1x102
1x103
1x104
1x105
1x106
0
25
50
75
100
125
COUT = 1 µF
COUT = 10 µF
COUT = 100 µF
Figure 6-47. Power-Supply Rejection Ratio vs Frequency
Hysteresis (ppm)
0
5
10
15
20
25
30
35
Figure 6-48. Thermal Hysteresis Distribution: Cycle 1
(-40°C to 125°C)
REF50, REF50E
SBOS410O – JUNE 2007 – REVISED OCTOBER 2025
www.ti.com
18
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Copyright © 2025 Texas Instruments Incorporated
Product Folder Links: REF50 REF50E



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