UNISONIC TECHNOLOGIES CO., LTD
TL431L
LINEAR INTEGRATED CIRCUIT
1 of 6
Copyright © 2021 Unisonic Technologies Co., Ltd
QW-R103-014.M
PROGRAMMABLE PRECISION
REFERENCE
DESCRIPTION
The UTC TL431L is a three-terminal adjustable regulator with a
guaranteed thermal stability over applicable temperature ranges.
The output voltage may be set to any value between V
REF
(approximately 2.5V) and 20V with two external resistors. It provides
very wide applications, including shunt regulator, series regulator,
switching regulator, voltage reference and others.
FEATURES
*Programmable Output Voltage to 20V
*Low Dynamic Output Impedance 0.2
*Sink Current Capability of 1.0 ~ 100mA
*Equivalent full-Range Temperature Coefficient of 50ppm/ C Typical
for Operation over full Rated Operating Temperature Range
SOT-89
SOT-25
SOT-23-3
(JEDEC TO-236)
2
3
1
1
3
5
2
4
1
TO-92
1
2
3
1
SOT-23
(EIAJ SC-59)
SOP-8
MSOP-8
ORDERING INFORMATION
Ordering Number
Package
Pin Assignment
Packing
Lead Free Halogen Free 123456 7 8
TL431LK-AB3-R TL431LG-AB3-R SOT-89 R A K - - - - - Tape Reel
TL431LK-AE2-R TL431LG-AE2-R SOT-23-3 R K A - - - - - Tape Reel
- TL431KRA-AE2-R SOT-23-3 K R A - - - - - Tape Reel
TL431LK-AE3-R TL431LG-AE3-R SOT-23 R K A - - - - - Tape Reel
- TL431KRA-AE3-R SOT-23 K R A - - - - - Tape Reel
TL431LK-AF5-R TL431LG-AF5-R SOT-25 X X K R A - - - Tape Reel
TL431LK-AF5-C-R TL431LG-AF5-C-R SOT-25 R AKXX - - - Tape Reel
TL431LK-S08-R TL431LG-S08-R SOP-8 KAAXXA A R Tape Reel
TL431LK-S08-T TL431LG-S08-T SOP-8 KAAXXA A R Tube
TL431LK-SM1-R TL431LG-SM1-R MSOP-8 KXXXXA X R Tape Reel
TL431LK-SM1-T TL431LG-SM1-T MSOP-8 KXXXXA X R Tube
TL431LK-T92-B TL431LG-T92-B TO-92 R A K - - - - - Tape Box
TL431LK-T92-K TL431LG-T92-K TO-92 R A K - - - - - Bulk
TL431LK-T92-R TL431LG-T92-R TO-92 R A K - - - - - Tape Reel
Note: Pin Code: R: Reference A: Anode K: Cathode X: No Connection