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4 channel low capacitance TVS diode array

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The DT1240A-04LP20 is a high-performance device suitable for protecting four high speed I/Os. These devices are assembled in DFN2010-8 packages and have high ESD surge capability and low capacitance.


  • Clamping Voltage: 7.5V at 10A 100ns, TLP 7V at 5.5A 8μs/20μs
  • IEC 61000-4-2 (ESD): Air — ±16kV, Contact — ±14kV
  • IEC 61000-4-5 (Lightning): 5.5A (8/20µs)
  • 4 Channels of ESD protection
  • Low Channel Input Capacitance of 0.55pF Typical
  • TLP Dynamic Resistance: 0.22Ω


  • USB2.0
  • USB3.0
  • USB3.1
  • IEEE1394 (Firewire, iLink)
  • Serial ATA
  • DVI
  • HDMI1.4
  • HDMI2.0
  • PCI

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
AEC Qualified Yes
Configuration Quad (Uni-Directional)
Channel Input CapacitanceCT Typ(pF) 0.55 pF
Reverse Standoff Voltage VRWM(V) 3.3 V
Breakdown VoltageVBR Min(V) 5 V
Typ Reverse Leakage Current IR @ VRWM Max(µA) 1 µA
Maximum Clamping Voltage @ MaxPeak Pulse CurrentVC(V) 8.5 V
VESD IEC61000-4-2 Contact Discharge(kV) 14 kV

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