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-REF3320AIDCKR 8,154In Stock
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HK$22.11
HK$16.44
HK$15.04
HK$13.56
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HK$11.26
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: 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-REF3320AIDBZT 3,474In Stock
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HK$18.17
HK$13.48
HK$12.25
HK$10.93
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HK$8.71
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: 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-REF3333AIDBZR
1,578In Stock
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HK$20.47
HK$15.21
HK$13.89
HK$12.41
HK$11.75
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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
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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-REF3318AIDCKT 12,416In Stock
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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-REF3312AIDCKR 3,888In Stock
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HK$22.28
HK$16.60
HK$15.21
HK$13.65
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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 1,350In Stock
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HK$16.60
HK$13.23
HK$12.08
HK$10.77
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HK$8.55
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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 1.25-V 30-ppm/C dri ft 3.9-uA 3-pin SO A A 595-REF3312AIRSER 1,439In Stock
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HK$16.60
HK$13.81
HK$13.07
HK$12.25
Reel
HK$11.67
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-REF3318AIDBZT 7,448In Stock
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-REF3318AIDBZR 1,791In Stock
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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-REF3320AIDBZR 1,910In Stock
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HK$22.28
HK$16.52
HK$15.04
HK$13.48
Reel
HK$12.74
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 2,043In Stock
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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 5,259In Stock
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HK$17.26
HK$13.07
HK$12.00
HK$10.85
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-REF3330AIDBZR 935In Stock
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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 5,046In Stock
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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 Voltage Reference 4,210In Stock
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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 4,519In Stock
9,000Expected 23/11/2026
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HK$14.06
HK$10.36
HK$9.45
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 6,881In Stock
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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 9,755In Stock
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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-REF3312AIDBZR 349In Stock
5,500Expected 4/3/2027
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HK$22.28
HK$16.60
HK$15.21
HK$13.65
Reel
HK$13.65
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-REF3312AIDCKT 857In Stock
42,000On Order
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HK$17.59
HK$12.99
HK$11.84
HK$10.60
Reel
HK$8.80
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 21/12/2026
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HK$22.11
HK$16.44
HK$15.04
HK$13.56
Reel
HK$12.74
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: 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 115In Stock
3,000Expected 14/6/2027
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HK$19.73
HK$14.63
HK$13.40
HK$12.00
Reel
HK$9.78
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 1,008In Stock
6,000Expected 21/12/2026
Cut Tape
HK$16.44
HK$12.17
HK$11.10
HK$9.86
Reel
HK$8.22
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 420In Stock
54,000On Order
Cut Tape
HK$19.73
HK$14.63
HK$13.40
HK$12.00
Reel
HK$9.62
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