P4SMA220A TVS diode with 185V standoff voltage, 328V clamping voltage, 400W peak pulse power handling. Unidirectional protection in a surface-mount DO-214AC (SMA) package.
Mfr Part #:

P4SMA220A

Available from 1 distributors
Mfr Name: Littelfuse Inc.
Littelfuse Inc.
TVS diode with 185V standoff voltage, 328V clamping voltage, 400W peak pulse power handling. Unidirectional protection in a surface-mount DO-214AC (SMA) package.
Total Stock: 206 pcs

P4SMA220A Available from 1 distributor

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P4SMA220A Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Current
Mounting Type
Operating Temperature
Power
Power Line Protection
Reverse Standoff Voltage
Storage Temperature
Supplier Device Package
Tape & Reel
Type
Unidirectional Channels
Voltage

P4SMA220A Description

Short technical summary and product information.

The P4SMA220A is a unidirectional TVS diode from Littelfuse designed to protect sensitive electronic equipment from voltage transients. It features a reverse standoff voltage of 185V and a clamping voltage of 328V, with a peak pulse current rating of 1.3A (10/1000µs waveform) and peak pulse power of 400W. The device offers fast response time typically less than 1.0ps from 0V to breakdown voltage minimum. It is suitable for general purpose applications including telecom, computer, industrial, and consumer electronics. The part comes in a surface mount DO-214AC (SMA) package with an operating temperature range of -65°C to 150°C. It is RoHS compliant, halogen-free, and meets MSL level 1 per J-STD-020. The plastic package is flammability rated V-0 per UL-94.

P4SMA220A Quick Information

Product Type: TVS Diode
Series: P4SMA
Canonical Name: P4SMA220A TVS Diode, 185V Standoff Voltage, 328V Clamping, 400W, DO-214AC
Subcategory: Unidirectional TVS Diode

P4SMA220A Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: Non-Compliant

P4SMA220A Features

  • 400W peak pulse power at 10/1000µs
  • 185V reverse standoff voltage rating
  • Unidirectional protection with single channel
  • Surface mount DO-214AC (SMA) package
  • RoHS compliant and halogen-free

P4SMA220A Applications

  • Protect I/O interfaces from voltage transients
  • Suitable for VCC bus in telecom equipment
  • Used in consumer electronics for ESD protection
  • Ideal for industrial control circuit protection
  • Defense against lightning induced surges

P4SMA220A FAQs

7 frequently asked questions generated from this part’s specifications.
What is the reverse standoff voltage of P4SMA220A?

185V

What is the clamping voltage?

328V

What is the peak pulse current rating?

1.3A at 10/1000µs waveform

What package is the P4SMA220A available in?

DO-214AC (SMA) surface mount package

Is the P4SMA220A RoHS compliant?

Yes, it is RoHS3 compliant and halogen-free

What is the peak pulse power rating?

400W at 10/1000µs waveform

Is this a unidirectional or bidirectional TVS diode?

Unidirectional with 1 channel

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