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REF2025AIDDCR.B Datenblatt(PDF) 5 Page - Texas Instruments

Teilenummer REF2025AIDDCR.B
Bauteilbeschribung  REF20xx Low-Drift, Low-Power, Dual-Output, VREF and VREF / 2 Voltage References
PDF  37 Pages
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Hersteller  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
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REF2025AIDDCR.B Datenblatt(HTML) 5 Page - Texas Instruments

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7.5 Electrical Characteristics
At TA = 25°C, IL = 0 mA, and VIN = 5 V, unless otherwise noted. Both VREF and VBIAS have the same specifications.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ACCURACY AND DRIFT
Output voltage accuracy
–0.05%
0.05%
Output voltage temperature coefficient(1)
–40°C ≤ TA ≤ 125°C
±3
±8
ppm/°C
VREF and VBIAS tracking over temperature(2)
–40°C ≤ TA ≤ 85°C
±1.5
±6
ppm/°C
–40°C ≤ TA ≤ 125°C
±2
±7
LINE AND LOAD REGULATION
ΔVO(ΔVI)
Line regulation
VREF + 0.02 V ≤ VIN ≤ 5.5 V
3
35
ppm/V
ΔVO(ΔIL)
Load regulation
Sourcing
0 mA ≤ IL ≤ 20 mA ,
VREF + 0.6 V ≤ VIN ≤ 5.5 V
8
20
ppm/mA
Sinking
0 mA ≤ IL ≤ –20 mA,
VREF + 0.02 V ≤ VIN ≤ 5.5 V
8
20
POWER SUPPLY
ICC
Supply current
Active mode
360
430
µA
–40°C ≤ TA ≤ 125°C
460
Shutdown mode
3.3
5
–40°C ≤ TA ≤ 125°C
9
Enable voltage
Device in shutdown mode (EN = 0)
0
0.7
V
Device in active mode (EN = 1)
VIN – 0.7
VIN
Dropout voltage
10
20
mV
IL = 20 mA
600
ISC
Short-circuit current
50
mA
ton
Turn-on time
0.1% settling, CL = 1 µF
500
µs
NOISE
Low-frequency noise(3)
0.1 Hz ≤ f ≤ 10 Hz
12
ppmPP
Output voltage noise density
f = 100 Hz
0.25
ppm/√ Hz
CAPACITIVE LOAD
Stable output capacitor range
0
10
µF
HYSTERESIS AND LONG TERM STABILITY
Long-term stability(4)
0 to 1000 hours
25
ppm
Output voltage hysteresis(5)
25°C, –40°C, 125°C, 25°C
Cycle 1
60
ppm
Cycle 2
35
(1)
Temperature drift is specified according to the box method. See the Section 9.3 section for more details.
(2)
The VREF and VBIAS tracking over temperature specification is explained in more detail in the Section 9.3 section.
(3)
The peak-to-peak noise measurement procedure is explained in more detail in the Section 8.4 section.
(4)
Long-term stability measurement procedure is explained in more in detail in the Section 8.2 section.
(5)
The thermal hysteresis measurement procedure is explained in more detail in the Section 8.3 section.
www.ti.com
REF2025, REF2030, REF2033, REF2041
SBOS600E – JULY 2018 – REVISED FEBRUARY 2022
Copyright © 2022 Texas Instruments Incorporated
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Product Folder Links: REF2025 REF2030 REF2033 REF2041



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