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The ESDU401-1BF4 is high voltage, ultra low capacitance bidirectional single line TVS diode designed to protect the data line or other I/O ports against ESD transients.
The device is ideal for all applications where both reduced line capacitance and board space saving are required.
Key Features
- Ultra Low capacitance : 1 pF
- Bidirectional device
- High working voltage : 40 V
- Low leakage current : 50 nA max.
- 0201 package size compatible
- Ultra small PCB area: 0.18 mm2
- Low clamping voltage: 105 V at 16 A Ipp TLP
- Halogen free and RoHS compliant component
- Exceeds IEC 61000-4-2 level 4 standard:
- ±16 kV (air discharge)
- ±9.5 kV (contact discharge)
Featured Videos
In this video, we explain why it is important to protect against electrostatic discharges. We give a quick demonstration to show exactly what happens when you shoot at a microcontroller with an ESD gun!
Introduction to surges – EOS and ESD – definition, standards, effects and root cause
Design Tools
Mobile Applications
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Picture Part number Manufacturer Description 
ST Protection Finder ST Protection product finder application for Android, iOS and Wandoujia Part NumberProtection product finder application for Android, iOS and Wandoujia
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Quality and Reliability
| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| ESDU401-1BF4 | Active | ST0201 | Industrial | Ecopack2 | |
ESDU401-1BF4
Package:
ST0201Material Declaration**:
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
| Part Number | Order from Distributors | Order from ST | Marketing Status | Breakdown Voltage (V) (min) | Package | Packing Type | ECCN (US) | Country of Origin | Budgetary Price (US$)*/Qty | |
|---|---|---|---|---|---|---|---|---|---|---|
| ESDU401-1BF4 | No availability of distributors reported, please contact our sales office | Active | 41 | ST0201 | Tape And Reel | EAR99 | FRANCE | 0.047 / 1k |
ESDU401-1BF4
Marketing Status
ActiveBreakdown Voltage (V) (min)
41Budgetary Price (US$)*/Qty
0.047 / 1k(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
