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The ESDAULC5-1BF4 is a bidirectional single line TVS diode designed to protect the data line or other I/O ports against ESD transients.
The device is ideal for applications where both reduced line capacitance and board space saving are required.
Key Features
- Low clamping voltage
- Bidirectional device
- Dynamic resistance Rd = 0.3 Ω typ.
- Low leakage current
- 0201 package size compatible
- Ultra small PCB area: 0.18 mm2
- ECOPACK®2 compliant component
- Complies with the following standards
- IEC 61000-4-2 level 4:
- ±30 kV (air discharge)
- ±30 kV (contact discharge)
- IEC 61000-4-2 level 4:
Sample & Buy
| Part Number | Marketing Status | Breakdown Voltage (V) (min) | Directionality | Package | Packing Type | ECCN (US) | Country of Origin | Budgetary Price (US$)*/Qty | Order from ST | Order from Distributors |
|---|---|---|---|---|---|---|---|---|---|---|
| ESDAULC5-1BF4 | Active | 5.8 | Bi-Directional | ST0201 | Tape And Reel | EAR99 | CHINA | 0.041 / 1k | Check Availability |
ESDAULC5-1BF4
Marketing Status
ActiveBreakdown Voltage (V) (min)
5.8Budgetary Price (US$)*/Qty
0.041 / 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
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 and iOS Part NumberProtection product finder application for Android and iOS
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| Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
|---|---|---|---|---|---|
| ESDAULC5-1BF4 | Active | ST0201 | Industrial | Ecopack2 |
(**) 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.
