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​Obsolete Parts

We have provided links to the datasheets for Bourns obsolete products in the list below. If the information you have requested refers to a Bourns part that has been declared obsolete, please contact our customer service department for verification.

Central Office & Outside Plant

Chip Diodes

ESD & EMI Filter Products

GDT

Below is a list of obsolete part numbers and replacement part numbers. Click on the replacement part number to view the current data sheet.

Obsolete P/N Replacement P/N
2015 Series w/FLAT® Technology 2017 Series w/FLAT® Technology
2026-07-B5 2026-07-B
2026-09-BY 2026-09-B
2026-09-C2F1 2026-09-C2F
2026-09-C2S 2026-09-C2
2026-09-C2YS 2026-09-C2
2026-09-C4S 2026-09-C4
2026-09-C4YS 2026-09-C4
2026-09-C4YSF 2026-09-C4F
2026-15-B5 2026-15-B
2026-15-C2S 2026-15-C2
2026-20-C2S 2026-20-C2
2026-20-C2Y 2026-20-C2
2026-20-C2YS 2026-20-C2
2026-23-B5 2026-23-B
2026-23-C2F1 2026-23-C2F
2026-23-C2-MSP 2026-23-C2M136
2026-23-C2S 2026-23-C2
2026-23-C2YF1 2026-23-C2F
2026-23-C2YS 2026-23-C2
2026-23-C3S 2026-23-C3
2026-25-BY 2026-25-B
2026-25-C2AF1 2026-25-C2AF
2026-25-C2F1 2026-25-C2F
2026-25-C2S 2026-25-C2
2026-25-C2YF1 2026-25-C2F
2026-25-C2YS 2026-25-C2
2026-25-C4S 2026-25-C4
2026-25-C4YS 2026-25-C4
2026-30-B5 2026-30-B
2026-30-BY 2026-30-CB
2026-30-C2S 2026-30-C2
2026-33-C16-MSP 2026-33-C16M143
2026-33-C2-MSP 2026-33-C2M143
2026-35-B5 2026-35-B
2026-35-C2F1 2026-35-C2F
2026-35-C2S 2026-35-C2
2026-35-C3S 2026-35-C3
2026-35-C4S 2026-35-C4
2026-40-B5 2026-40-B
2026-40-C2S 2026-40-C2
2026-40-C2Y 2026-40-C2
2026-40-C3S 2026-40-C3
2026-47-B5 2026-47-B
2026-60-B5 2026-60-B

2027-09-BY 2027-09-B
2027-15-BY 2027-15-B
2027-23-AY 2027-23-A
2027-23-BY 2027-23-B
2027-23-BYT1 2027-23-BT1
2027-23-R4 None
2027-25-AY 2027-25-A
2027-35-BS 2027-35-B

2035-15-AYS 2035-15-A
2035-15-BY 2035-15-B
2035-15-BYT1 2035-15-BT1
2035-23-AY 2035-23-A
2035-23-AYS 2035-23-A
2035-25-AYS 2035-25-A
2035-35-AY 2035-35-A
2035-35-AYS 2035-35-A
2035-35-BY 2035-35-B
2035-47-AY 2035-47-A
2035-110-SM 2039-110-SM

2036-09-BSM1 2036-09-SM-RP
2036-09-BSM3 2036-09-SM-RP
2036-15-BSM1 2036-15-SM-RP
2036-30-BY 2036-30-B

G5000AS Contact Bourns
G5200AS 2030/2031-42T-SM-RPLF
G5500AS 2030/2031-23T-SM-RPLF
G6000AS 2030/2031-23T-SM-RPLF

Inductive Components

Line Protection Modules

Linear Motion Potentiometers

Network Interface Devices

  • 7005  (PDF, 334.97 KB )

Networks

​Power TVS Products

Resettable Fuses - Multifuse® PPTC

Sensors & Controls

Turns-Counting Dials

​Encoders

  • PEC11  (PDF, 261.92 KB )
  • PEC12  (PDF, 289.54 KB )
  • 3375  (PDF, 512.21 KB )

​Panel Controls

Precision Pots

  • 1023  (PDF, 344.98 KB )
  • 1027  (PDF, 339.39 KB )
  • 1072  (PDF, 397.20 KB )
  • 3415  (PDF, 56.54 KB )
  • 3416  (PDF, 63.77 KB )
  • 3435  (PDF, 215.05 KB )
  • 3436  (PDF, 59.02 KB )
  • 3437  (PDF, 45.18 KB )
  • 3438  (PDF, 52.85 KB )
  • 3445  (PDF, 66.69 KB )
  • 3450  (PDF, 68.00 KB )
  • 3451  (PDF, 175.11 KB )
  • 3465  (PDF, 215.42 KB )
  • 3466  (PDF, 59.02 KB )
  • 3485  (PDF, 76.10 KB )
  • 3486  (PDF, 49.03 KB )
  • 3507  (PDF, 52.83 KB )
  • 3509  (PDF, 50.92 KB )
  • 3510  (PDF, 166.16 KB )
  • 3511  (PDF, 53.55 KB )
  • 3520  (PDF, 53.25 KB )
  • 3521  (PDF, 57.33 KB )
  • 3530  (PDF, 48.22 KB )
  • 3535  (PDF, 56.58 KB )
  • 3536  (PDF, 54.36 KB )
  • 3550  (PDF, 51.66 KB )
  • 3551  (PDF, 58.13 KB )
  • 3557  (PDF, 58.96 KB )
  • 3560  (PDF, 51.46 KB )
  • 3561  (PDF, 53.17 KB )
  • 3570  (PDF, 52.99 KB )
  • 3571  (PDF, 53.82 KB )
  • 3580  (PDF, 180.88 KB )
  • 3585  (PDF, 53.80 KB )
  • 3600  (PDF, 214.46 KB )
  • 3640  (PDF, 71.75 KB )
  • 3650  (PDF, 74.21 KB )
  • 3660  (PDF, 65.60 KB )
  • 3665  (PDF, 63.23 KB )
  • 3707  (PDF, 50.64 KB )
  • 6544  (PDF, 37.27 KB )
  • 6575  (PDF, 44.02 KB )
  • 87/88  (PDF, 697.52 KB )

Slide Potentiometers

  • SSHA  (PDF, 2.32 MB )

Specialty Resistors

Switch Power - DC/DC Converters

Switches

  • 7643  (PDF, 165.30 KB )
  • 7644  (PDF, 155.70 KB )
  • 7743  (PDF, 156.48 KB )
  • 7744  (PDF, 165.46 KB )
  • 7906  (PDF, 178.76 KB )
  • 7916  (PDF, 117.30 KB )
  • SDHH  (PDF, 336.14 KB )
  • SDM  (PDF, 257.09 KB )
  • SDT  (PDF, 590.97 KB )
  • SDTM  (PDF, 349.59 KB )
  • SND  (PDF, 367.14 KB )
  • STJN-4  (PDF, 176.92 KB )
  • STJN-5  (PDF, 217.50 KB )
  • STSM  (PDF, 351.37 KB )
  • STSS  (PDF, 322.88 KB )
  • STW  (PDF, 386.98 KB )

TBU® High-Speed Protectors (HSPs)

TISP® Thyristor Surge Protectors

Trimpot® Trimming Potentiometers

  • 0042  (PDF, 432.42 KB )
  • 200  (PDF, 473.66 KB )
  • 220  (PDF, 170.80 KB )
  • 224  (PDF, 422.30 KB )
  • 260  (PDF, 181.39 KB )
  • 271/273/275  (PDF, 469.33 KB )
  • 3000  (PDF, 522.54 KB )
  • 3001  (PDF, 600.67 KB )
  • 3010  (PDF, 449.03 KB )
  • 3020  (PDF, 383.13 KB )
  • 3049  (PDF, 366.79 KB )
  • 3052  (PDF, 493.08 KB )
  • 3053  (PDF, 410.33 KB )
  • 3067  (PDF, 405.60 KB )
  • 3068  (PDF, 367.75 KB )
  • 3069  (PDF, 441.05 KB )
  • 3070  (PDF, 271.53 KB )
  • 3099  (PDF, 468.06 KB )
  • 3266-LTC  (PDF, 116.23 KB )
  • 3296-LC2  (PDF, 139.31 KB )
  • 3296-LTC  (PDF, 153.97 KB )
  • 3296-OT1  (PDF, 150.71 KB )
  • 3272  (PDF, 277.11 KB )
  • 3280  (PDF, 566.73 KB )
  • 3282  (PDF, 681.15 KB )
  • 3300  (PDF, 522.09 KB )
  • 3304  (PDF, 217.39 KB )
  • 3305  (PDF, 442.37 KB )
  • 3311  (PDF, 396.35 KB )
  • 3316  (PDF, 271.90 KB )
  • 3318F/K  (PDF, 239.64 KB )
  • 3318P/S  (PDF, 342.15 KB )
  • 3322  (PDF, 563.20 KB )
  • 3323  (PDF, 306.03 KB )
  • 3324  (PDF, 399.61 KB )
  • 3325  (PDF, 320.93 KB )
  • 3335  (PDF, 347.01 KB )
  • 3342  (PDF, 164.25 KB )
  • 3353  (PDF, 502.10 KB )
  • 3355  (PDF, 552.44 KB )
  • 3359  (PDF, 414.76 KB )
  • 3359/VA05  (PDF, 198.73 KB )
  • 3363  (PDF, 243.77 KB )
  • 3374  (PDF, 164.04 KB )
  • 3386-HV2/HV3  (PDF, 136.88 KB )
  • 3386-OT1  (PDF, 150.14 KB )
  • TC03  (PDF, 189.54 KB )
  • TC22  (PDF, 299.81 KB )
  • TC34  (PDF, 260.35 KB )
  • TC43  (PDF, 1.18 MB )
  • TC73  (PDF, 185.82 KB )
  • TC76  (PDF, 195.21 KB )
  • TC86  (PDF, 332.05 KB )
  • TC88  (PDF, 494.69 KB )
  • TC89  (PDF, 169.71 KB )
  • TDB06/TDB08/TDB10  (PDF, 97.92 KB )
  • 20  (PDF, 128.07 KB )
  • 7102B  (PDF, 139.85 KB )
  • 7108A  (PDF, 139.85 KB )
  • 7107C  (PDF, 139.85 KB )
  • 7105A  (PDF, 139.85 KB )
  • 7106B  (PDF, 139.85 KB )
  • 7125B  (PDF, 139.85 KB )
  • 7104D  (PDF, 139.85 KB )
  • 7103C  (PDF, 139.85 KB )
  • 7126C  (PDF, 139.85 KB )

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