Infineon ESD128B1W0201E6327XTSA1 Bi-Directional ESD Protection Diode, 45 W, 2-Pin WLL-2-1

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Subtotal (1 reel of 15000 units)*

HK$3,570.00

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Units
Per unit
Per Reel*
15000 - 15000HK$0.238HK$3,570.00
30000 - 30000HK$0.231HK$3,465.00
45000 +HK$0.224HK$3,360.00

*price indicative

RS Stock No.:
258-0802
Mfr. Part No.:
ESD128B1W0201E6327XTSA1
Manufacturer:
Infineon
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Brand

Infineon

Diode Configuration

Single Bi-Directional

Direction Type

Bi-Directional

Product Type

ESD Protection Diode

Mount Type

PCB

Package Type

WLL-2-1

Maximum Reverse Stand-off Voltage Vwm

18V ac

Pin Count

2

Peak Pulse Power Dissipation Pppm

45W

Clamping Voltage VC

32V

Test Current It

1mA

Minimum Operating Temperature

-55°C

Maximum Peak Pulse Current Ippm

2A

ESD Protection

Yes

Maximum Operating Temperature

125°C

Series

ESD128-B1-W0201

Width

280μm

Length

580μm

Standards/Approvals

IEC61000-4-5 (Surge):±2 A (8/20 μs), IEC61000-4-2 (ESD):±15 kV (air) / ±15 kV (contact), IEC61000-4-4 (EFT):±2 kV / ±40 A (5/50 ns)

Height

150μm

Maximum Reverse Leakage Current

1nA

Automotive Standard

No

Infineon ESD128-B1-W0201 Series ESD Protection Diode, 18V Reverse Stand-Off Voltage, 32V Clamping Voltage - ESD128B1W0201E6327XTSA1


This ESD protection diode provides transient suppression for sensitive circuitry in surface-mount assemblies. It operates over a wide temperature range suitable for demanding environments and offers bi-directional protection against electrostatic and surge events. The device is designed for PCB mounting in a Compact SMT package and supports Pulse handling appropriate for short-duration transients.

Features and Benefits:


• 2A Peak Pulse current reduces transient stress on signal lines
• 32V clamping voltage limits voltage excursions during surges
• 1nA maximum reverse leakage conserves standby current
• 45W Peak Pulse power absorbs high-energy spikes
• Bi-directional configuration protects lines in both polarities

Applications


• Suitable for protecting data and signal interfaces on PCBs
• Ideal for boards exposed to IEC 61000-4-2 ±15kV ESD events
• Used with equipment requiring surface-mount transient suppression
• Can be used for surge-prone input protection on modules
• Suitable for Compact assemblies needing low-leakage protection

What temperature range can it withstand during operation?


It functions across an operating span from -55°C to 125°C.

How is surge immunity characterised for short pulses?


It meets ±2A (8/20 μs) surge capability and 45W Peak Pulse power dissipation for Pulse handling.

What package and mounting type are used for board assembly?


It is supplied in a WLL-2-1 SMT package intended for PCB mounting.

How does the device behave with fast transients and EFT?


It conforms to ±2kV/±40A (5/50 ns) EFT specifications for fast transient suppression.

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