ON SEMICONDUCTOR 1N5919BG 1N5919B Series 3 W 200 mA 5.6 V Axial Zener Voltage Regulator Diode - CASE-59 - 100 item(s): Amazon.com: Industrial & Scientific
ON SEMICONDUCTOR 1SMB5938BT3G 1SMB5938B Series 550 mW 200 mA 36 V SMT Zener Voltage Regulator - 2500 item(s): Amazon.com: Industrial & Scientific
IIVVERR 120 Pcs 1206 SMD Zener Diode Voltage Regulators 5.6V 0.5W 1/2W (120 Pcs 1206 SMD Reguladores de voltaje de diodo Zener 5.6V 0.5W 1 / 2W - - Amazon.com