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 (HKD) 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-REF3320AIDBZR 2,149In Stock
Cut Tape
HK$22.11
HK$16.44
HK$15.04
HK$13.48
Reel
HK$12.66
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-REF3320AIDBZT 3,881In Stock
Cut Tape
HK$18.17
HK$13.48
HK$12.25
HK$10.93
Reel
HK$8.71
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 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3320AIDCKR 8,036In Stock
Cut Tape
HK$22.11
HK$16.44
HK$15.04
HK$13.56
Reel
HK$11.84
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 1.25-V 30-ppm/C dri ft 3.9-uA 3-pin SO A A 595-REF3312AIRSER 3,869In Stock
Cut Tape
HK$18.50
HK$14.71
HK$13.73
HK$12.66
Reel
HK$12.00
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-REF3333AIDBZR
2,048In Stock
Cut Tape
HK$20.47
HK$15.21
HK$13.89
HK$12.41
HK$11.75
Reel
HK$9.86
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
HK$22.61
HK$16.85
HK$15.45
HK$14.47
Reel
HK$12.25
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-REF3312AIDCKR 4,050In Stock
Cut Tape
HK$22.28
HK$16.60
HK$15.21
HK$13.65
Reel
HK$12.82
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 1,640In Stock
Cut Tape
HK$16.60
HK$12.49
HK$11.43
HK$10.19
Reel
HK$8.55
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-REF3318AIDBZR 1,857In Stock
Cut Tape
HK$22.85
HK$17.02
HK$15.54
HK$13.89
Reel
HK$13.07
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-REF3320AIDCKT 2,384In Stock
Cut Tape
HK$19.73
HK$14.63
HK$13.40
HK$12.00
Reel
HK$9.95
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-REF3325AIDBZR 2,878In Stock
Cut Tape
HK$21.37
HK$15.95
HK$14.55
HK$13.07
Reel
HK$12.25
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 A 595-REF33 A 595-REF3325AIDCKR 2,759In Stock
Cut Tape
HK$21.37
HK$15.95
HK$14.55
HK$13.07
Reel
HK$12.25
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
Texas Instruments Voltage References 30ppm/C Drift 3.9uA Vltg Ref A 595-REF33 A 595-REF3330AIDBZR 1,946In Stock
Cut Tape
HK$23.76
HK$17.84
HK$16.28
HK$14.63
Reel
HK$14.14
Min.: 1
Mult.: 1
: 250
SMD/SMT SOT-23-3 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 Vltg Ref A 595-REF33 A 595-REF3330AIDCKT 5,834In Stock
Cut Tape
HK$13.89
HK$10.44
HK$9.54
HK$8.55
Reel
HK$7.31
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 Vltg Ref A 595-REF33 A 595-REF3330AIDCKR 1,003In Stock
Cut Tape
HK$23.76
HK$17.84
HK$16.28
HK$14.63
Reel
HK$13.07
Min.: 1
Mult.: 1
: 250
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 4,226In Stock
Cut Tape
HK$17.26
HK$12.74
HK$11.59
HK$10.36
Reel
HK$8.55
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 6,291In Stock
Cut Tape
HK$14.22
HK$10.44
HK$9.54
HK$8.47
Reel
HK$7.11
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 6,815In Stock
Cut Tape
HK$23.10
HK$17.26
HK$15.78
HK$14.22
Reel
HK$13.32
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 2,807In Stock
6,000Expected 30/9/2026
Cut Tape
HK$14.30
HK$10.52
HK$9.54
HK$8.55
Reel
HK$7.11
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 8,806In Stock
18,000Expected 21/1/2027
Cut Tape
HK$17.43
HK$12.91
HK$11.51
HK$10.60
Reel
HK$8.88
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-REF3318AIDBZT 1,649In Stock
6,000Expected 15/10/2026
Cut Tape
HK$18.74
HK$14.06
HK$12.91
HK$11.59
Reel
HK$10.11
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-REF3318AIDCKT 7,136In Stock
6,000On Order
Cut Tape
HK$19.40
HK$14.39
HK$13.15
HK$11.75
Reel
HK$10.36
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-REF3325AIDBZT 1,872In Stock
6,000Expected 18/12/2026
Cut Tape
HK$16.44
HK$12.17
HK$11.10
HK$9.86
Reel
HK$8.30
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 5,267In Stock
Cut Tape
HK$18.50
HK$13.73
HK$12.49
HK$11.18
Reel
HK$9.21
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-REF3312AIDBZR 101In Stock
4,500Expected 30/9/2026
Cut Tape
HK$22.28
HK$16.60
HK$15.21
HK$13.65
Reel
HK$12.82
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