TL431 View Datasheet(PDF) - Shenzhen Jin Yu Semiconductor Co., Ltd.
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TL431 Datasheet PDF : 8 Pages
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PROGRAMMABLE PRECISION REFERENCES
TL431
TL431-0.5%ELECTRICAL CHARACTERISTIC (TA=25℃, unless otherwise specified)
CHARACTERISTIC
Reference Input Voltage
Deviation of Reference
Input Voltage Over
Full Temperature Range
Ratio of Change in
Reference Input Voltage
to the Change in Cathod
Voltage
Reference Input Current
Deviation of Reference
Input Current Over Full
Temperature Range
Minimum Cathode
Current for Regulation
Off-State Cathode
Current
Dynamic Impedance
SYMBOL CIR-CUIT
VREF
1
ΔVREF/ΔT
1
TEST CONDITION
VKA=VREF, IK=10㎃
VKA=VREF, IK=10㎃
TA=Full Range
MIN. TYP. MAX. UNIT
2.48 2 V 2 .495V 2.507V
3
17
㎷
ΔVREF/ΔVKA
2
IREF
2
ΔIREF/ΔT
2
IKAMIN
1
IKAOFF
3
ZKA
1
IK=10㎃
ΔVKA=10V-VREF
ΔVKA=36V-10V
IKA=10㎃, R1=10㏀, R2=∞
IK=10㎃, R1=10㏀, R2=∞
TA=Full Range
ΔVKA=VREF
VKA=36V, VREF=0
VKA=VREF, IK=1㎃~100㎃,
f≤1㎑
-1.4
-1
1.8
-2.7
-2
4
㎷/V
㎂
0.4 1.2 ㎂
0.5
1
㎃
0.2
1
㎂
0.2 0.5
Ω
TL431-1%ELECTRICAL CHARACTERISTIC (TA=25℃, unless otherwise specified)
CHARACTERISTIC
Reference Input Voltage
Deviation of Reference
Input Voltage Over
Full Temperature Range
Ratio of Change in
Reference Input Voltage
to the Change in Cathod
Voltage
Reference Input Current
Deviation of Reference
Input Current Over Full
Temperature Range
Minimum Cathode
Current for Regulation
Off-State Cathode
Current
Dynamic Impedance
SYMBOL CIR-CUIT
VREF
1
ΔVREF/ΔT
1
TEST CONDITION
VKA=VREF, IK=10㎃
VKA=VREF, IK=10㎃
TA=Full Range
MIN. TYP. MAX. UNIT
2.47V 2 .495V 2.52V
3
17
㎷
ΔVREI F/ΔVKA
2
IREF
2
ΔIREF/ΔT
2
IKAMIN
1
IKAOFF
3
ZKA
1
IK=10㎃
ΔVKA=10V-VREF
ΔVKA=36V-10V
IKA=10㎃, R1=10㏀, R2=∞
IK=10㎃, R1=10㏀, R2=∞
TA=Full Range
ΔVKA=VREF
VKA=36V, VREF=0
VKA=VREF, IK=1㎃~100㎃,
f≤1㎑
-1.4
-1
1.8
-2.7
-2
4
㎷/V
㎂
0.4 1.2 ㎂
0.5
1
㎃
0.2
1
㎂
0.2 0.5
Ω
３
JinYu
semiconductor
www.htsemi.com
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