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ESDAVLC8-1BU2
Single-line low capacitance Transila??, transient surge voltage suppressor (TVS) for bidirectional ESD protection
May 2012 Doc ID 16546 Rev 2 1/11
ESDA VLC8-1BU2Single-line low capacitance T ransil™, transient surge voltage
suppressor (TVS) for bidirectional ESD protection
Datasheet − production data
Features Bidirectional device Withstands multiple ESD strikes Very low diode capacitance: 5 pF typ. at 0 V Low leakage current 0201 SMD package size compatible Ultra small PCB area: 0.18 mm2 RoHS compliant
Benefits High ESD protection level High integration Suitable for high density boards MSL1
Complies with the following standards: IEC 61000-4-2 level 4 15 kV (air discharge) 8 kV (contact discharge)
ApplicationsWhere transient overvoltage protection in ESD
sensitive equipment is required, such as: Portable multimedia players and accessories Notebooks Digital cameras and camcorders Communication systems Cellular phone handsets and accessories
Figure 1. Functional diagram (top view)
DescriptionThe ESDAVLC8-1BU2 is a bidirectional single line
TVS diode designed to protect the data lines 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.
TM: Transil is a trademark of STMicroelectronics
Characteristics ESDAVLC8-1BU22/11 Doc ID 16546 Rev 2
1 Characteristics
Figure 2. Electrical characteristics (definitions)
Table 1. Absolute maximum ratings (Tamb = 25 °C)
Table 2. Electrical characteristics (values, Tamb = 25 °C)
ESDAVLC8-1BU2 CharacteristicsDoc ID 16546 Rev 2 3/11
Figure 3. Relative variation of peak pulse
power versus initial junction
temperature
Figure 4. Peak pulse power versus
exponential pulse duration
Figure 5. Junction capacitance versus
reverse applied voltage
(typical values)
Figure 6. Relative variation of leakage
current versus junction
temperature (typical values)
Figure 7. ESD response to IEC 61000-4-2
(+8 kV contact discharge)
Figure 8. ESD response to IEC 61000-4-2
(-8 kV contact discharge)
Characteristics ESDAVLC8-1BU24/11 Doc ID 16546 Rev 2
Figure 9. S21 attenuation measurement results
Figure 10. Static characteristic (pin 2 to GND)
ESDAVLC8-1BU2 Ordering information schemeDoc ID 16546 Rev 2 5/11
Ordering information scheme
Figure 11. Ordering information scheme
Package information ESDAVLC8-1BU26/11 Doc ID 16546 Rev 2
3 Package information Epoxy meets UL94, V0 Lead-free package
In order to meet environmental requirements, ST offers these devices in different grades of
ECOPACK® packages, depending on their level of environmental compliance. ECOP ACK®
specifications, grade definitions and product status are available at: .
ECOPACK® is an ST trademark.
Note: Product marking may be rotated by multiples of 180° for assembly plant differentiation. In no
case should this product marking be used to orient the component for its placement on a
PCB. Only pin 1 mark is to be used for this purpose.
Table 3. ST0201 dimensions
