Skip to main content

Bourns CD143A-SR3.3 TVS Diodes

TVS DIODE 3.3VWM 7VC SOT143

657 ActiveBournsCD143ATO-253-4,TO-253AA$1.67
CD143A-SR3.3 TO-253-4,TO-253AA package illustration

Same model may have multiple batches, images only for reference.

CD143A-SR3.3
Manufacturer
Part Number (MPN)
CD143A-SR3.3
Category
Circuit ProtectionTVS DiodesBourns CD143A-SR3.3
Base Model
Detailed Description
TVS DIODE 3.3VWM 7VC SOT143
Package
TO-253-4,TO-253AA
Lifecycle Status
Active
Datasheet
PDF CD143A-SR3.3 Datasheet
Quick Jump:
Ready to order?In stock and ready to ship.
Competitive Pricing
Fast & Reliable Delivery
Quality Assured

Ordering Code Family

CD143A groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

6 ordering variants listed on the family page.

View all variants

Technical Specifications

Bourns CD143A-SR3.3 TVS Diodes technical specifications.

General

Series
CD143A-SR2.8-3.3
RoHS
Yes
Number of Channels
2 Channel
Polarity
Unidirectional
Voltage Working
3.3 V
Termination Style
SMD/SMT
Breakdown Voltage
4.5 V
Clamping Voltage
8.2 V
Power Consumption
500 W
Vesd Voltage Esd Contact
30 kV

Alternate Parts Comparison (CD143A-SR3.3 vs CD143A-SR12 vs CD143A-SR70 vs CD143A-SR05LC)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
SeriesCD143A-SR2.8-3.3CD143A-SR05-12CD143A-SR70CD143A-SR05-12
Number of Channels2 Channel2 Channel2 Channel2 Channel
RoHSYesYesCompliantYes
Breakdown Voltage4.5 V13.3 V85 V6 V
Cd Diode Capacitance4.5 pF10 pF10 pF10 pF
Clamping Voltage8.2 V30 V7 V20 V
Ipp Peak Pulse Current12 A16 A24 A30 A
PackageTO-253-4,TO-253AASOT-143-4Tape & Reel (TR)TO-253-4,TO-253AA
PolarityUnidirectionalUnidirectionalUnidirectionalUnidirectional
Termination StyleSMD/SMTSMD/SMTSMD/SMTSMD/SMT
Unit Weight0.002681 oz0.000282 oz0.001235 oz0.000282 oz
Vesd Voltage Esd Air Gap30 kV15 kV15 kV15 kV
Action

More Parts in TVS Diodes

Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.