onsemi Single Zener Diodes 1SMA5943BT3G

DIODE ZENER 56V 1.5W SMA

Zener Diode 56V 1.5W ±5% Surface Mount SMA

Zener Diode 56V 1.5W ±5% Surface Mount SMA

Zener Diode 56V 1.5W ±5% Surface Mount SMA

1SMA5943BT3G, ZEN SMA REG 1.5W 56V TR

1SMA5943BT3G, ZEN SMA REG 1.5W 56V TR

1SMA5943BT3G, ZEN SMA REG 1.5W 56V TR

Manufacturer: ON Semiconductor
Win Source Part Number: 133317-1SMA5943BT3G
Packaging: Reel - TR
Mounting: SMD (SMT)
Tolerance: ±5%
Voltage - Forward (Vf) (Max) @ If: 1.5V @ 200mA
Current - Reverse Leakage @ Vr: 500nA @ 42.6V
Voltage - Zener (Nom) (Vz): 56V
Impedance (Max) (Zzt): 86 Ohm
Family Name: 1SMA5943B
Categories: Discrete Semiconductor Products
Status: Active
Temperature Range - Operating: -65°C to 150°C
Case / Package: SMA
Maximum Power Dissipation: 1.5W
Alternative Parts (Cross-Reference): 1SMA5943B; 1SMA5943BT3; SZ1SMA5943BT3G; BZG03C56-M3-18;
Introduction Date: July 15, 1996
ECCN: EAR99
Country of Origin: China, Malaysia, Vietnam
Estimated EOL Date: 2025
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 76 pct.
Supply and Demand Status: Sufficient

56V Zener Diode 1.5W SMA 5% Product overview: 1SMA5943BT3G from onsemi is a Zener Diode for voltage regulation, reference clamping, overvoltage protection, and compact board-level circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Zener, 56V, 1.5W. Search-friendly keywords include Zener diode, voltage reference, clamp, regulation, Zener, 56V, 1.5W, Single Zener Diodes. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 287-1SMA5943BT3G can be used for catalog matching and distributor lookup.