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Contents

README

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TPSMB130A

Littelfuse · TVS · DO-214AA(SMBJ)

TPSMB130A from Littelfuse, in a DO-214AA(SMBJ). 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 Cathode passive Cathode terminal of the unidirectional TVS, marked by the color band; connect to the protected line, which must stay at or below VR 111V, with breakdown 124V typ (111V min to 137V max at 1mA) and clamping of 179V max at 3.4A Ipp.
2 Anode passive Anode terminal of the unidirectional TVS, normally connected to ground or return; forward voltage VF is 3.5V max at 50A.

Key specifications

Parameter Value
Manufacturer Littelfuse
Package DO-214AA(SMBJ)
Category Circuit Protection
Pins 2

Electrical characteristics

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

Parameter Symbol Min Typ Max Unit Conditions Page
Reverse Stand-off Voltage VR 111 V TPSMB130A 2
Breakdown Voltage VBR 124 137 V @ IT = 1 mA (printed Min 111.00 / Max 137.00 columns; see note) 2
Maximum Clamping Voltage VC 179 V @ Ipp = 3.4 A 2
Maximum Peak Pulse Current Ipp 3.4 A 2
Maximum Reverse Leakage IR 1 µA @ VR 2
Breakdown Test Current IT 1 mA 2
Maximum Temperature Coefficient of VBR αT 0.107 %/C 2
Peak Pulse Power Dissipation PPPM 600 W 10/1000µs waveform, TA=25°C 1
Power Dissipation on infinite heat sink PM(AV) 5 W TL=50°C 1
Peak Forward Surge Current IFSM 100 A 8.3ms single half sine wave, unidirectional only 1
Maximum Instantaneous Forward Voltage VF 3.5 V at 50A, unidirectional only; VF<3.5V for VBR<300V 1
Operating Junction Temperature Range (VBR>91V) TJ -65 150 °C VBR > 91V 1
Storage Temperature Range TSTG -65 175 °C 1
Thermal Resistance Junction to Lead RθJL 20 °C/W Typical 1
Thermal Resistance Junction to Ambient RθJA 100 °C/W Typical 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
contacts tin 260°C/10 seconds at terminals ■ Matte tin lead-free plated 1

CAD (KiCad official)

  • Symbol: TPSMB130A
  • Footprint: Diode_SMD:D_SMB
  • 3D model: DO-214AA(SMBJ) (KiCad packages3D, STEP)
  • 3D model files: tpsmb130a-etched.step / tpsmb130a-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); tpsmb130a.step / tpsmb130a.glb are the bare package body.

Provenance

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

  • Datasheet: Littelfuse datasheet (6 pp, sha256 8cc50e1afb0bea8d, retrieved 2026-10-26, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF