TBU®-CA High-Speed Protectors

Bourns TBU®-CA High-Speed Protectors feature low capacitance and MOSFET semiconductor technology to protect against faults caused by AC power cross, short circuits, lightning surges, and induction. These single bidirectional protectors provide an effective barrier between sensitive electronics and surge events. Bourns TBU-CA protectors are ideal for voice / VDSL cards, protection modules / dongles, test and measurement equipment, general electronics, and process control equipment.

Results: 25
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Termination Style Package/Case Voltage Rating Current Rating Minimum Operating Temperature Maximum Operating Temperature Packaging
Bourns Board Mount Surge Protectors Bi-directional TBU 14.842In Stock
Cut Tape
Rp44.030
Rp34.307
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 500 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 35.419In Stock
42.000Expected 15/02/2027
Cut Tape
Rp39.811
Rp34.307
Rp22.749
Rp19.080
Reel
Rp16.493
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 650 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 40.750In Stock
Cut Tape
Rp42.012
Rp31.739
Rp22.566
Rp19.080
Rp16.860
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 850 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 2.436In Stock
Cut Tape
Rp40.728
Rp34.307
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 400 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 3.042In Stock
Cut Tape
Rp32.839
Rp22.015
Rp18.529
Rp17.667
Rp16.713
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 400 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 3.818In Stock
6.000Expected 05/10/2026
Cut Tape
Rp44.030
Rp34.307
Rp23.666
Rp19.080
Rp16.842
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 250 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 5.818In Stock
Cut Tape
Rp36.509
Rp29.170
Rp22.566
Rp19.080
Rp16.842
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 250 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 3.527In Stock
Cut Tape
Rp40.912
Rp31.739
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 250 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 4.704In Stock
Cut Tape
Rp43.297
Rp34.307
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 400 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 4.103In Stock
12.000Expected 21/12/2026
Cut Tape
Rp44.030
Rp34.307
Rp23.116
Rp19.080
Rp17.245
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 400 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 4.020In Stock
6.000Expected 26/01/2027
Cut Tape
Rp44.030
Rp34.307
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 500 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 5.201In Stock
9.000Expected 15/10/2026
Cut Tape
Rp38.343
Rp31.739
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 500 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 3.930In Stock
Cut Tape
Rp34.857
Rp23.299
Rp19.630
Rp18.896
Reel
Rp17.410
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 500 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 12.832In Stock
15.000Expected 12/07/2027
Cut Tape
Rp42.012
Rp31.739
Rp23.666
Rp19.080
Rp17.245
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 650 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 5.159In Stock
24.000Expected 24/02/2027
Cut Tape
Rp32.839
Rp22.015
Rp18.529
Rp17.667
Reel
Rp17.410
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 650 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 40.475In Stock
39.000Expected 26/05/2027
Cut Tape
Rp39.444
Rp35.408
Rp23.666
Rp19.080
Rp17.722
Reel
Rp17.429
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 650 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 4.075In Stock
6.000Expected 24/02/2027
Cut Tape
Rp34.124
Rp23.299
Rp19.630
Rp18.896
Reel
Rp17.007
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 650 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 4.795In Stock
Cut Tape
Rp40.728
Rp34.307
Rp22.015
Rp18.529
Rp16.438
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 850 V 200 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 1.217In Stock
21.000On Order
Cut Tape
Rp44.030
Rp33.573
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.823
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 850 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 2.395In Stock
6.000Expected 08/02/2027
Cut Tape
Rp39.444
Rp32.839
Rp23.666
Rp19.080
Reel
Rp16.952
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 850 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 6.587In Stock
Cut Tape
Rp38.343
Rp31.739
Rp21.832
Rp18.896
Rp16.732
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 250 V 400 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 2.027In Stock
42.000On Order
Cut Tape
Rp40.728
Rp34.307
Rp23.666
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 250 V 1 A - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU 819In Stock
3.000On Order
Cut Tape
Rp44.030
Rp34.307
Rp22.566
Rp19.080
Rp17.429
Reel
Rp16.438
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 500 V 100 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
2.964Expected 06/01/2027
Cut Tape
Rp34.857
Rp23.299
Rp19.630
Rp18.896
Rp17.429
Reel
Rp16.511
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 400 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel
Bourns Board Mount Surge Protectors Bi-directional TBU
9.030Expected 28/10/2026
Cut Tape
Rp38.343
Rp34.307
Rp23.666
Rp19.080
Reel
Rp16.511
Min.: 1
Mult.: 1
: 3.000
SMD/SMT DFN 850 V 600 mA - 55 C + 125 C Reel, Cut Tape, MouseReel