TL43xLI/TL43xLI-Q1 Programmable Shunt Regulators

Texas Instruments TL43xLI/TL43xLI-Q1 Programmable Shunt Regulators are three-terminal adjustable shunt regulators with specified thermal stability over applicable automotive, commercial, and military temperature ranges. The output voltage can be set to any value between Vref (approximately 2.495V) and 36V, with two external resistors. These devices have a typical output impedance of 0.3Ω. Active output circuitry provides a very sharp turn-on characteristic, making these devices excellent replacements for Zener diodes in many applications. These applications include onboard regulation, adjustable power and switching power supplies. These devices are a pin-to-pin alternative to the industry standard TL431, with optimized Iref and IIdev performance. The lower Iref and IIdev values enable designers to achieve higher system accuracy and lower leakage current. The TL432LI/TL432LI-Q1 device has precisely the same functionality and electrical specifications as the TL431LI/TL431LI-Q1 device but has a different pinout for the DBZ package.

Results: 20
Select Image Part # Mfr. Description Datasheet Availability Pricing (CHF) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Mounting Style Package/Case Reference Type Output Voltage Initial Accuracy Temperature Coefficient Series VREF - Input Voltage - Max Shunt Current - Max Minimum Operating Temperature Maximum Operating Temperature Series Packaging
Texas Instruments Voltage References Adjustable precision shunt regulator wit 59’192In Stock
Cut Tape
CHF 0.217
CHF 0.148
CHF 0.131
CHF 0.112
Reel
CHF 0.088
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt 2’632In Stock
Cut Tape
CHF 0.813
CHF 0.584
CHF 0.527
CHF 0.464
Reel
CHF 0.383
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 150 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt 2’799In Stock
Cut Tape
CHF 0.515
CHF 0.367
CHF 0.329
CHF 0.287
Reel
CHF 0.239
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt 34’154In Stock
Cut Tape
CHF 1.18
CHF 0.87
CHF 0.785
CHF 0.696
Reel
CHF 0.593
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 150 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt 44’771In Stock
Cut Tape
CHF 1.12
CHF 0.821
CHF 0.739
CHF 0.654
Reel
CHF 0.545
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 150 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 16’450In Stock
Cut Tape
CHF 0.233
CHF 0.161
CHF 0.142
CHF 0.123
Reel
CHF 0.095
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 3’989In Stock
3’000Expected 1/28/2027
Cut Tape
CHF 0.241
CHF 0.166
CHF 0.148
CHF 0.127
Reel
CHF 0.099
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 9’404In Stock
Cut Tape
CHF 0.193
CHF 0.132
CHF 0.117
CHF 0.099
Reel
CHF 0.077
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 6’510In Stock
Cut Tape
CHF 0.185
CHF 0.121
CHF 0.107
CHF 0.09
Reel
CHF 0.066
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 0 C + 70 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt 1’404In Stock
Cut Tape
CHF 0.652
CHF 0.463
CHF 0.417
CHF 0.366
Reel
CHF 0.308
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 150 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 2’353In Stock
Cut Tape
CHF 0.201
CHF 0.139
CHF 0.124
CHF 0.106
Reel
CHF 0.082
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 5’497In Stock
Cut Tape
CHF 0.201
CHF 0.139
CHF 0.124
CHF 0.106
Reel
CHF 0.082
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 4’921In Stock
Cut Tape
CHF 0.25
CHF 0.169
CHF 0.149
CHF 0.127
Reel
CHF 0.097
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 2’145In Stock
3’000Expected 11/5/2026
Cut Tape
CHF 0.298
CHF 0.204
CHF 0.182
CHF 0.157
Reel
CHF 0.118
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 3’895In Stock
Cut Tape
CHF 0.177
CHF 0.122
CHF 0.108
CHF 0.092
Reel
CHF 0.076
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit 2’295In Stock
Cut Tape
CHF 0.241
CHF 0.166
CHF 0.148
CHF 0.127
Reel
CHF 0.099
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt
14’998Expected 2/18/2027
Cut Tape
CHF 0.797
CHF 0.574
CHF 0.519
CHF 0.457
Reel
CHF 0.387
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt
19’170Expected 11/19/2026
Cut Tape
CHF 1.10
CHF 0.788
CHF 0.713
CHF 0.63
Reel
CHF 0.539
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL431LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Automotive adjustab le precision shunt
3’000Expected 12/3/2026
Cut Tape
CHF 0.515
CHF 0.359
CHF 0.321
CHF 0.279
Reel
CHF 0.197
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 1 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL432LI Reel, Cut Tape, MouseReel
Texas Instruments Voltage References Adjustable precision shunt regulator wit
3’000Expected 2/11/2027
Cut Tape
CHF 0.257
CHF 0.175
CHF 0.154
CHF 0.131
Reel
CHF 0.097
Min.: 1
Mult.: 1
: 3’000
SMD/SMT SOT-23-3 Shunt Adjustable Precision References Adjustable 0.5 % 63 PPM / C 36 V 15 mA - 40 C + 125 C TL432LI Reel, Cut Tape, MouseReel