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TL431L-AB3-R Fiches technique(PDF) 3 Page - Unisonic Technologies

No de pièce TL431L-AB3-R
Description  PROGRAMMABLE PRECISION REFERENCE
PDF  5 Pages
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Fabricant  UTC [Unisonic Technologies]
Site Internet  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

TL431L-AB3-R Fiches technique(HTML) 3 Page - Unisonic Technologies

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TL431L
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
3 of 5
www.unisonic.com.tw
QW-R103-014.F
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Cathode Voltage
VKA
20
V
Cathode Current Range (Continuous)
IKA
-100 ~ +150
mA
Reference Input Current Range
IREF
-0.05 ~ +10
mA
Operating Junction Temperature
TJ
150
°C
Operating Ambient Temperature
TOPR
-40 ~ +85
°C
Storage Temperature
TSTG
-65 ~ +150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL
MIN
TYP
MAX
UNIT
Cathode Voltage
VKA
VREF
20
V
Cathode Current
IKA
1
100
mA
ELECTRICAL CHARACTERISTICS (Ta=25°C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Reference Input Voltage
VREF
VKA=VREF, IKA=10mA
2.450 2.50
2.550
V
Deviation of Reference Input Voltage
Over temperature (note 1)
ΔVREF/ΔT
VKA=VREF, IKA=10mA
0≤TA≤70
4.5
17
mV
Ratio of Change in Reference Input
Voltage to the Change in Cathode
Voltage
ΔVREF /ΔVKA IKA=10mA
ΔVKA=10V~VREF
ΔVKA=20V~10V
-1.0
-0.5
-2.7
-2.0
mV/V
Reference Input Current
IREF
IKA=10mA, R1=10kΩ, R2=∞
1.5
4
μA
Deviation of Reference Input Current
Over Full Temperature Range
ΔIREF/ΔT
IKA=10mA, R1=10kΩ, R2=∞
TA=full Temperature
0.4
1.2
μA
Minimum Cathode Current for Regulation
IKA(MIN)
VKA=VREF
0.45
1.0
mA
Off-State Cathode Current
IKA(OFF)
VKA=20V, VREF=0
0.05
1.0
μA
Dynamic Impedance
ZKA
VKA=VREF, IKA=1 ~ 100mA
f
≤1.0kHz
0.15
0.5
Ω
Remark: Reference voltage of
±1% tolerance is also available per customer’s request.



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