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TL431K-AB3-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 TL431K-AB3-R
功能描述  4PROGRAMMABLE PRECISION REFERENCE
PDF  7 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

TL431K-AB3-R 数据表(HTML) 4 Page - Unisonic Technologies

  TL431K-AB3-R Datasheet HTML 1Page - Unisonic Technologies TL431K-AB3-R Datasheet HTML 2Page - Unisonic Technologies TL431K-AB3-R Datasheet HTML 3Page - Unisonic Technologies TL431K-AB3-R Datasheet HTML 4Page - Unisonic Technologies TL431K-AB3-R Datasheet HTML 5Page - Unisonic Technologies TL431K-AB3-R Datasheet HTML 6Page - Unisonic Technologies TL431K-AB3-R Datasheet HTML 7Page - Unisonic Technologies  
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TL431
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
4 of 7
www.unisonic.com.tw
QW-R103-003.AG
ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies, unless otherwise specified)
PARAMETER
SYMBOL
RATINGS
UNIT
Cathode Voltage
VKA
37
V
Cathode Current Range(Continuous)
IKA
-100 ~ +150
mA
Reference Input Current Range
IREF
-0.05 ~ +10
mA
Power Dissipation
TO-92
PD
770
mW
SOT-89
800
mW
SOT-23/SOT-23-3/SOT-25
300
mW
SOP-8
600
mW
Operating Junction
TJ
+150
°C
Operating Ambient
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
36
V
Cathode Current
IKA
1
100
mA
ELECTRICAL CHARACTERISTICS (TC= 25°C, unless otherwise specified.)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Reference Input Voltage
VREF
VKA=VREF,IKA=10mA
TL431-A
2.483 2.495 2.507
V
TL431-1
2.470 2.495 2.520
V
TL431-2
2.520
-
2.545
V
TL431-3
2.445
-
2.470
V
Deviation of reference Input Voltage Over
temperature
ΔT
ΔVREF VKA=VREF,IKA=10mA,
0°C ≤TA≤70°C
4.5
17
mV
Ratio of Change in Reference Input
Voltage to the Change in Cathode Voltage
KA
REF
ΔV
ΔV
IKA=10mA
ΔVKA=10V~VREF
-1.0
-2.7 mV/V
ΔVKA=36V~10V
-0.5
-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
ΔT
ΔIREF
IKA=10mA, R1=10kΩ, R2=∞,
TA =full Temperature
0.4
1.2
µA
Minimum Cathode Current for Regulation
IKA(MIN) VKA=VREF
0.3
0.5
mA
Off-State Cathode Current
IKA(OFF) VKA=36V, VREF=0
0.05
1.0
µA
Dynamic Impedance
ZKA
VKA=VREF, IKA=1~ 100mA,f≤1.0kHz
0.15
0.5
Ω



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