Diodes Incorporated

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details.

Back to Data Line Protection


Contact Sales

Log in or register to manage email notifications about changes to datasheets or PCNs for this part.


The DT1446-04TS is a high performance device suitable for protecting four high speed I/Os and one VCC. These devices are assembled in TSOT26 package. They have high ESD surge capability and low capacitance.


  • IEC 61000-4-2 (ESD): Air – ±19kV, Contact – ±16kV
  • Low Channel Input Capacitance of 0.55pF Max
  • ESD Protection for four I/Os and one VCC
  • Lead-Free Finish; RoHS Compliant 
  • Halogen and Antimony Free. “Green” Device


  • Typically Used for High Speed Ports such as USB 2.0, IEEE1394, HDMI, Laptop and Personal Computers, Flat Panel Displays, Video Graphics Displays, SIM Ports

Product Specifications

Product Parameters

Compliance (Only Automotive supports PPAP) Standard
Maximum Peak Pulse Current IPP @ 8x20µs Max 4.7
AEC Qualified Yes
Configuration Quad (Uni-Directional)
Channel Input CapacitanceCT Typ (pF) 0.65 pF
Reverse Standoff Voltage VRWM(V) 5 V
Breakdown VoltageVBR Min(V) 6 V
Typ Reverse Leakage Current IR @ VRWM Max(µA) 1 µA
Maximum Clamping Voltage @ Max Peak Pulse Current VC (V) 8.5 V
VESD IEC61000-4-2 Contact Discharge(kV) 16 kV

Related Content


Technical Documents

Recommended Soldering Techniques


Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN # Issue Date Implementation Date Subject
PCN-2360 2018-06-29 2018-09-29 Qualification of Additional Wafer Source for Select TVS Products