REF33xx Voltage References

Texas Instruments REF33xx Voltage References are precision, low-power, low-dropout, series voltage references available in SC70-3,  SOT-23-3, and UQFN-8 packages. The REF33xx’s small size and low power consumption (5µA max) make them ideal for various portable and battery-powered applications. The Texas Instruments REF33xx can be operated at a supply voltage of 180mV above the specified output voltage under normal load conditions, except the REF3312, which has a minimum supply voltage of 1.7V. All models are specified for the wide temperature range of –40°C to +125°C.

Results: 31
Select Image Part # Mfr. Description Datasheet Availability Pricing (PEN) 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 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3320AIDBZT 3,724In Stock
Cut Tape
S/ 8.60
S/ 6.38
S/ 5.80
S/ 5.18
Reel
S/ 4.13
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-3 Series References 2.048 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3320 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 1.25-V 30-ppm/C dri ft 3.9-uA 3-pin SO A A 595-REF3312AIRSER 1,439In Stock
Cut Tape
S/ 8.10
S/ 6.66
S/ 6.27
S/ 5.84
Reel
S/ 5.57
Min.: 1
Mult.: 1
: 250
SMD/SMT UQFN-8 Series Precision References 1.25 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3312 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3320AIDCKR 8,159In Stock
Cut Tape
S/ 10.47
S/ 7.79
S/ 7.12
S/ 6.42
Reel
S/ 5.37
Min.: 1
Mult.: 1
: 250
SMD/SMT SC-70-3 Series References 2.048 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3320 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3333AIDBZR
1,578In Stock
Cut Tape
S/ 9.69
S/ 7.20
S/ 6.58
S/ 5.88
S/ 5.57
Reel
S/ 4.67
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-3 Series References 3.3 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3333 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3318AIDBZT
173In Stock
Cut Tape
S/ 10.70
S/ 7.98
S/ 7.32
S/ 6.85
Reel
S/ 5.80
Min.: 1
Mult.: 1
: 250
SMD/SMT SOT-23-3 Series References 1.8 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3318 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3318AIDCKT 12,438In Stock
Cut Tape
S/ 9.19
S/ 6.81
S/ 6.23
S/ 5.57
Reel
S/ 4.90
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SC-70-3 Series References 1.8 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3318 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3312AIDBZR 1,415In Stock
5,500Expected 3/4/2027
Cut Tape
S/ 10.55
S/ 7.86
S/ 7.20
S/ 6.46
Reel
S/ 6.46
Min.: 1
Mult.: 1
: 250
SMD/SMT SOT-23-3 Series References 1.25 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3312 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3312AIDCKR 3,846In Stock
Cut Tape
S/ 10.55
S/ 7.86
S/ 7.20
S/ 6.46
Reel
S/ 6.07
Min.: 1
Mult.: 1
: 250
SMD/SMT SC-70-3 Series References 1.25 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3312 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 1.25-V 30-ppm/C dri ft 3.9-uA 3-pin SO A A 595-REF3312AIRSET 1,350In Stock
Cut Tape
S/ 7.86
S/ 6.27
S/ 5.72
S/ 5.10
Reel
S/ 4.05
Min.: 1
Mult.: 1
: 5,000
SMD/SMT UQFN-8 Series Precision References 1.25 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3312 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3318AIDBZT 7,448In Stock
Cut Tape
S/ 8.87
S/ 6.66
S/ 6.11
S/ 5.49
Reel
S/ 4.79
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-3 Series References 1.8 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3318 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3318AIDBZR 1,791In Stock
Cut Tape
S/ 10.82
S/ 8.06
S/ 7.36
S/ 6.58
Reel
S/ 6.19
Min.: 1
Mult.: 1
: 250
SMD/SMT SOT-23-3 Series References 1.8 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3318 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3320AIDBZR 1,905In Stock
Cut Tape
S/ 10.55
S/ 7.82
S/ 7.12
S/ 6.38
Reel
S/ 6.03
Min.: 1
Mult.: 1
: 250
SMD/SMT SOT-23-3 Series References 2.048 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3320 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3325AIDBZR 2,041In Stock
Cut Tape
S/ 10.12
S/ 7.55
S/ 6.89
S/ 6.19
Reel
S/ 5.80
Min.: 1
Mult.: 1
: 250
SMD/SMT SOT-23-3 Series References 2.5 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3325 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref 5,261In Stock
Cut Tape
S/ 8.17
S/ 6.19
S/ 5.68
S/ 5.14
Reel
S/ 4.36
Min.: 1
Mult.: 1
: 5,000
SMD/SMT UQFN-8 Series Precision References 2.5 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3325 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3330AIDCKT 6,272In Stock
Cut Tape
S/ 6.58
S/ 4.94
S/ 4.52
S/ 4.05
Reel
S/ 3.46
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SC-70-3 Series References 3 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3330 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Voltage Reference 4,210In Stock
Cut Tape
S/ 8.17
S/ 6.03
S/ 5.49
S/ 4.90
Reel
S/ 4.05
Min.: 1
Mult.: 1
: 5,000
SMD/SMT UQFN-8 Series References 3 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3330 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3333AIDBZT 4,431In Stock
9,000Expected 11/27/2026
Cut Tape
S/ 6.66
S/ 4.90
S/ 4.48
S/ 4.01
Reel
S/ 3.37
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-3 Series References 3.3 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3333 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3333AIDBZR 6,881In Stock
Cut Tape
S/ 10.94
S/ 8.17
S/ 7.47
S/ 6.73
Reel
S/ 6.31
Min.: 1
Mult.: 1
: 250
SMD/SMT SOT-23-3 Series References 3.3 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3333 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref 9,755In Stock
Cut Tape
S/ 6.77
S/ 4.98
S/ 4.52
S/ 4.05
Reel
S/ 3.37
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SC-70-3 Series References 3.3 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3333 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3312AIDCKT 131In Stock
42,000On Order
Cut Tape
S/ 8.33
S/ 6.15
S/ 5.61
S/ 5.02
Reel
S/ 4.16
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SC-70-3 Series References 1.25 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3312 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3318AIDCKR 88In Stock
750Expected 12/21/2026
Cut Tape
S/ 10.47
S/ 7.79
S/ 7.12
S/ 6.42
Reel
S/ 6.03
Min.: 1
Mult.: 1
: 250
SMD/SMT SC-70-3 Series References 1.8 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3318 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3320AIDCKT 225In Stock
3,000Expected 6/14/2027
Cut Tape
S/ 9.34
S/ 6.93
S/ 6.34
S/ 5.68
Reel
S/ 4.63
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SC-70-3 Series References 2.048 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3320 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3325AIDBZT 1,021In Stock
6,000Expected 12/21/2026
Cut Tape
S/ 7.79
S/ 5.76
S/ 5.25
S/ 4.67
Reel
S/ 3.89
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SOT-23-3 Series References 2.5 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3325 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3325AIDCKT 357In Stock
54,000On Order
Cut Tape
S/ 9.34
S/ 6.93
S/ 6.34
S/ 5.68
Reel
S/ 4.55
Min.: 1
Mult.: 1
: 3,000
SMD/SMT SC-70-3 Series References 2.5 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3325 Reel, Cut Tape, MouseReel
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3325AIDCKR 105In Stock
2,000Expected 11/26/2026
Cut Tape
S/ 10.12
S/ 7.55
S/ 6.89
S/ 6.19
Reel
S/ 5.80
Min.: 1
Mult.: 1
: 250
SMD/SMT SC-70-3 Series References 2.5 V 0.15 % 30 PPM / C 5.5 V 5 mA - 40 C + 125 C REF3325 Reel, Cut Tape, MouseReel