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
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
DIODE ZENER 56V 1.5W 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
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.
ZENER DIODE, 1.5W, 56V, SMA; Zener Voltage Vz Typ:56V; Power Dissipation Pd:1.5W; Diode Case Style:DO-214AC (SMA); Zener Tolerance ±:5%; No. of Pins:2Pins; Operating Temperature Max:150°C; Product Range:1SMA59xxB Series RoHS Compliant: Yes
ZENER DIODE, 1.5W, 56V, DO-214AC; Zener Voltage Vz Typ:56V; Power Dissipation Pd:1.5W; Diode Case Style:DO-214AC; Zener Tolerance ±:5%; No. of Pins:2Pins; Operating Temperature Max:150°C; Product Range:1SMA59xxBT3G Series; AutomotiveRoHS Compliant: Yes
DIODE ZENER 56V 1.5W SMA
±5% Single 53.2V~58.8V 1.5W 56V SMA(DO-214AC) Zener Diodes ROHS
| Win Source Electronics | DigiKey | ODG (Origin Data Global) | RS Components, Ltd. | RS Components, Ltd. | ERSAELECTRONICS PTE. LTD. | Newark, An Avnet Company | Newark, An Avnet Company | VAST STOCK CO., LIMITED | Shenzhen Shengyu Electronics Technology Limited | Utmel Electronic Limited | LCSC Electronics Technology (HK) Limited | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Product Category | Zener Diodes | Diodes | Zener Diodes | Zener Diodes | Zener Diodes | Zener Diodes | Zener Diodes | Zener Diodes | Zener Diodes | Zener Diodes | Zener Diodes | Zener Diodes |
| Product Number | 133317-1SMA5943BT3G | 1SMA5943BT3GOSCT-ND | 1SMA5943BT3G | 8008998 | 8008998P | 287-1SMA5943BT3G | 45J2423 | 46AC2086 | 1SMA5943BT3G | 1SMA5943BT3G | 598-1SMA5943BT3G | 1SMA5943BT3G |
| Product Name | Diodes - Zener - Single - 1SMA5943BT3G | Single Zener Diodes | Single Zener Diodes | Zener Diodes | Zener Diodes | 56V 1.5W Zener Diode | Zener Diode, 1.5W, 56V, Sma; Zener Voltage Vz Typ Onsemi | Zener Diode, 1.5W, 56V, Do-214Ac; Zener Voltage Vz Typ Onsemi | Zener Diodes | Discrete Semiconductor Products - Diodes - Zener | Zener Diodes 56V 1.5W | Diodes >> Zener Diodes |
| Life Cycle Stage | Active | Active | Active | |||||||||
| Package | SMA; SMA | DO-214AC, SMA; SMA | Sma | DO-214AC | Tape and Reel | DO-214AC (SMA); SMA | DO-214AC | SMA-2 | SMA; SMA | DO-214AC, SMA; SMA | SMA | |
| VZ | 56 volts | 56 volts | 56 volts | 56 volts | 56 volts | 56 volts | 56 volts | 56 volts | ||||
| ZZT | 86 ohms | 86 ohms | 86 ohms | 86 ohms | 86 ohms | |||||||
| PD | 1500 milliwatts | 1500 milliwatts | 1500 milliwatts | 1500 milliwatts | 500 milliwatts | 1500 milliwatts |