Datasheet

1. Product profile
1.1 General description
Unidirectional ESD protection diode in a SOD523 plastic package designed to protect one
transmission or data line from the damage caused by ESD (ElectroStatic Discharge) and
other transients.
1.2 Features
n Unidirectional ESD protection of one line
n Max. peak pulse power: P
PP
= 330 W at t
p
= 8/20 µs
n Low clamping voltage: V
CL
= 20 V at I
PP
= 18 A
n Ultra low leakage current: I
RM
< 700 nA
n ESD protection > 23 kV
n IEC 61000-4-2, level 4 (ESD)
n IEC 61000-4-5 (surge); I
PP
= 18 A at t
p
= 8/20 µs
1.3 Applications
n Computers and peripherals
n Communication systems
n Audio and video equipment
n Data lines
n CAN bus protection
1.4 Quick reference data
PESDxS1UB series
ESD protection diodes in SOD523 package
Rev. 02 — 24 August 2009 Product data sheet
Table 1. Quick reference data
Symbol Parameter Conditions Value Unit
V
RWM
reverse standoff voltage
PESD3V3S1UB 3.3 V
PESD5V0S1UB 5 V
PESD12VS1UB 12 V
PESD15VS1UB 15 V
PESD24VS1UB 24 V

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