Datasheet

September 2010 Doc ID 17883 Rev 1 1/10
10
ESDA-1K
EOS and ESD Transil™ protection for charger and battery port
Features
■ Breakdown voltage: 12 V, 18 V
■ Unidirectional device
■ High peak power dissipation: 450 W (8/20 µs
waveform)
■ ESD protection level better than
IEC 61000-4-2 level 4: 30 kV contact
discharge.
■ Low leakage current < 0.5 µA at 5 V
■ PCB area: 1.3 mm
2
Benefits
■ High EOS and ESD protection level
■ High integration
■ Suitable for high density board
■ Small package
Complies with the following standards
■ IEC 61000-4-2 level 4
– 15 kV (air discharge)
– 8 kV (contact discharge)
■ MIL STD 883G - Method 3015-7 Class 3B
– HBM (Human Body Model): ≥
8 kV
Applications
Where transient overvoltage protection in ESD
sensitive equipment is required, such as:
■ Computers
■ Printers
■ Communication systems
■ Cellular phone handsets and accessories
■ Video equipment
Figure 1. Functional diagram
Description
The ESDA-1K is a single line Transil diode
designed specifically for the protection of
integrated circuits in portable equipment and
miniaturized electronics devices subject to ESD
and EOS transient overvoltages.
TM: Transil is a trademark of STMicroelectronics.
SOD-523
Pin 1
Pin 2
www.st.com