1N4737A is a 1.2V, 5.6V Zener diode with a DO-41 package. It is manufactured by ST/FSC. Description: The 1N4737A is a 5.6V Zener diode with a power dissipation of 500mW. It has a maximum reverse voltage of 5.6V and a maximum forward voltage of 1.2V. Features: Low leakage current High power dissipation Low reverse voltage Low forward voltage High reliability Applications: Voltage regulation Voltage stabilization Surge protection Clamping circuits Overvoltage protection(For reference only)
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