The P4SMA series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. 400 W peak pulse power capability at 10/1000μs waveform, repetition rate (duty cycles): 0.01 % Excellent clamping capability Typical IR less than 1μA when VBR min>12V Surface mount footprint for compact PCB layout Low profile package Typical failure mode due to exceeding maximum ratings is a short circuit condition Whisker test conducted based on Table 4a and 4c of JEDEC JESD201A IEC 61000-4-2 ESD 30 kV (Air), 30 kV (Contact) Built-in strain relief Fast response time typically less than 1 ps from 0 V to BV min
400W TVS Diode, 477V VRWM, Unidirectional, SMD Product overview: P4SMA530 from Littelfuse is a TVS Protection Diode for ESD protection, surge suppression, transient voltage clamping, communication ports, and industrial electronics. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include TVS, SMD, 400W, 477V. Search-friendly keywords include TVS diode, ESD protection, surge suppression, transient voltage, TVS, SMD, 400W, 477V, TVS Protection Diode, TVS Diodes. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 144-P4SMA530 can be used for catalog matching and distributor lookup.
Manufacturer: Littelfuse Inc.
Win Source Part Number: 791176-P4SMA530
Series: P4SMA
Packaging: Reel package
Type: Zener
Operating Temperature Range: -65°C ~ 150°C (TJ)
Package: DO-214AC, SMA
Applications: General
Mounting: SMD
Unidirectional Channels: 1
Voltage - Reverse Standoff (Typ): 477V
Current - Peak Pulse (10/1000μs): 600mA
Power - Peak Pulse: 400W
Power Line Protection: No
Family Name: P4SMA530
Categories: Circuit Protection
Minimum Breakdown Voltage: 478.33V
Manufacturer Package: DO-214AC (SMA)
Maximum Clamping Voltage: 761.25V
Alternative Parts (Cross-Reference): P4SMA550A-H; P4SMA540A-H; SMAJP4KE530A-TP; P4SMA530A-H;
Introduction Date: June 01, 2005
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2027
Halogen Free: Not Compliant
Popularity: Medium
Fake Threat In the Open Market: 94 pct.
Supply and Demand Status: Limited
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| Littelfuse, Inc. | ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Utmel Electronic Limited | Acme Chip Technology Co., Limited | |
|---|---|---|---|---|---|---|
| Product Category | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) | Transient Voltage Suppressor Diodes (TVS) |
| Product Number | P4SMA530 | 144-P4SMA530 | 791176-P4SMA530 | P4SMA530-ND | 461-P4SMA530 | P4SMA530 |
| Product Name | Overvoltage Protection - TVS Diodes - Surface Mount - Series: P4SMA - P4SMA530 | SMD 400W 477V TVS Protection Diode | TVS - TVS - Diodes - P4SMA530 | TVS Diodes | TVS DIODE 477V 761.25V DO214AC | Circuit Protection - Transient Voltage Suppressors (TVS) - TVS Diodes |
| RoHS Compliant | RoHS | RoHS | RoHS | |||
| VC | 761 volts | 761 volts | 761 volts | 761 volts | 761 volts | |
| VBR | 477 to 583 volts | 478 volts | 478 volts | 504 volts | 478 volts | |
| Configuration | Single | Single | Single |
