ESDA25W, ESDA25W5, ESDA6V1-5W6, ESDA6V1W5, ESDAxxxWx

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ESDAxxxWx
TRANSILTM array for data protection
Main applications
Where transient overvoltage protection in ESD sensitive equipment is required, such as :

Computers Printers Communication systems Cellular phones handsets and accessories Wireline and wireless telephone sets Set top boxes

SOT323-3L Order codes

SOT323-5L

SOT323-6L

Part Numbers ESDA6V1W5 ESDA6V1-5W6

Marking E61 E62 E25 E25

Features

ESDA25W ESDA25W5

2 up to 5 Unidirectional Transil functions Breakdown voltage: VBR = 6.1 V min. and 25 V min. Low leakage current: < 1 uA Very small PCB area < 4.2 mm2 typically

ESDA25W Functional diagram
1 3

Description
The ESDAxxxWx are monolithic suppressors designed to protect components connected to data and transmission lines against ESD. These devices clamp the voltage just above the logic level supply for positive transients, and to a diode drop below ground for negative transients.

2

ESDA6V1W5/ESDA25W5 Functional diagram
1 2 3 4 5

Benefits

High ESD protection level: up to 25 kV High integration

Complies with the following standards
IEC61000-4-2 Level 4 15 kV (air discharge) 8 kV(contact discharge)

ESDA6V1-5W6 Functional diagram
1 2 3 6 5 4

MIL STD 883E - Method 3015-7 Class 3 25 kV HBM (Human Body Model)

August 2005

Rev 2 1/11
www.st.com 11

ESDA25W Datasheet st Download PDF

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ESDA25W DATASHEET