This is information on a product in full production.

May 2013

DocID15200 Rev3

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SPT01-335DEE

Automation sensor transient and overvoltage protection

Datasheet

Figure 1. SPT01-335 configuration diagram

Figure 2. SPT01-335 bottom view

Features

• Triple diode array for power bus protection,

switch protection and reverse blocking

protection

• Flexible connection for NPN low side or PNP

high side sensor configuration

• 6 V to 36 V supply voltage range

• Stand-off voltage: 36 V

• 8/20 µs 2A maximum clamping voltage: 46 V

• Direct sensor switch current: 300 mA

1 V at 300 mA

• Blocking diode maximum 10 ms square pulse

• Ambient temperature: -40 °C to +100 °C

• QFN3x3-6L 1 mm flat package: 3x3 mm

• Voltage surge: EN 60947-5-2 or

• Electrostatic discharge ESD, IEC 61000-4-2:

± 8 kV in contact, ± 15 kV in air

• Electrical transient immunity, IEC 61000-4-4:

±2 kV

Benefits

• Compliant for interface with logic input type 1,

2 and 3 IEC 61131-2 standard

• Recommended to protect any 3-wire sensor

compliant with EN 60947-5-2 standard

• Highly compact with integrated power solution

in SMD version

Applications

• Factory automation sensor application

• Proximity sensor interface protection

• Transient and surge voltage protection

• Compliant with sensor standard, EN60947-5-2

QFN 3x3 6+3 lead

SPT01-235DEE

LS

D3

V+

V-

HS

D1

D2

K

A

LS

D3

V+

V-

HS

D1

D2

K

A

D1

D2

D3

V+

HS

A

HS

V -

A

LS

V+

K

1

4

D1

D2

D3

D1

D2

D3

V+

HS

A

HS

V -

A

LS

V+

K

1

4

V+

HS

A

HS

V -

A

LS

V+

K

1

4

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