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TB310S

Shandong Jingdao Microelectronics · Bridge Rectifiers · ABS

TB310S from Shandong Jingdao Microelectronics, in a ABS. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 AC1 passive Input pin (~) of the bridge for the AC input; TB310S is rated 100 V VRRM, 70 V VRMS.
2 AC2 passive Input pin (~) of the bridge for the AC input; TB310S is rated 100 V VRRM, 70 V VRMS.
3 DC+ passive Output anode (+) of the rectified DC output, rated 3.0 A average rectified output current at Tc = 100 °C.
4 DC- passive Output cathode (-) of the rectified DC output, rated 3.0 A average rectified output current at Tc = 100 °C.

Key specifications

Parameter Value
Manufacturer Shandong Jingdao Microelectronics
Package ABS
Category Diodes
Pins 4

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Maximum Repetitive Peak Reverse Voltage VRRM 100 V TB310S column 1
Maximum RMS voltage VRMS 70 V TB310S column 1
Maximum DC Blocking Voltage VDC 100 V TB310S column 1
Average Rectified Output Current IF(AV) 3 A at Tc = 100 °C 1
Operating Junction Temperature Range Tj -55 150 °C 1
Storage Temperature Range Tstg -55 150 °C 1
Typical Thermal Resistance RθJA 60 °C/W Mounted on glass epoxy PC board with 4×1.5"×1.5" (3.81×3.81 cm) copper pad 1

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
housing ABS Plastic surface mounted package; 4 leads ABS/LBF 3

CAD (KiCad official)

  • Symbol: TB310S
  • Footprint: Diode_SMD:Diode_Bridge_Diotec_ABS
  • 3D model: ABS (KiCad packages3D, STEP)
  • 3D model files: tb310s-etched.step / tb310s-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tb310s.step / tb310s.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Shandong Jingdao Microelectronics datasheet (3 pp, sha256 a76e3603dc1136e0, retrieved 2026-10-21, tier: lcsc)
  • Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF