Vishay Intertechnology, Inc. Single Zener Diodes SMBZ5939B-E3/5B

Zener Diode 39V 3W ±5% Surface Mount DO-214AA (SMBJ)

Win Source Part Number: 1279447-SMBZ5939B-E3/5B
Category: Discrete Semiconductor Products>Diodes - Zener - Single
Package: Tape & Reel (TR)
Standard Package: 3,200
Mounting: SMD (SMT)
Tolerance: ±5%
Power - Max: 3 W
Voltage - Forward (Vf) (Max) @ If: 1.5 V @ 200 mA
Current - Reverse Leakage @ Vr: 1 µA @ 29.7 V
Voltage - Zener (Nom) (Vz): 39 V
Impedance (Max) (Zzt): 45 Ohms
Package / Case: DO-214AA, SMB
Supplier Device Package: DO-214AA (SMBJ)
Temperature Range - Operating: -55°C ~ 150°C
ECCN: EAR99
Fake Threat In the Open Market: 52 pct.
MSL Level: 1 (Unlimited)
REACH Status: REACH Unaffected
HTSUS: 8541.10.0050
Mfr: Vishay General Semiconductor - Diodes Division
Base Product Number: SMBZ5939

DIODE ZENER 39V 3W DO214AA Product overview: SMBZ5939B-E3/5B from Vishay 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, 39V, 3W. Search-friendly keywords include Zener diode, voltage reference, clamp, regulation, Zener, 39V, 3W, Single Zener Diodes. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 287-SMBZ5939B-E3/5B can be used for catalog matching and distributor lookup.