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Lascar | PSU 303

Dual Linear 5V / 200mA and -5V / -50mA Regulated Power Supply with 240V a.c. Input
  • Lascar-Power-Supply-PSU-303-Angle-Logo.jpg
  • Lascar-Power-Supply-PSU-303-Angle-Logo.jpg


The PSU 303 is a linear power supply with 240V a.c. input and regulated 5V / 200mA and -5V / -50mA d.c. outputs. The unit is low profile and features an encapsulated mains transformer and screw terminal connections. The design includes over-current and over-temperature protection. The PSU 303 is a popular part, normally stocked in high quantity and suitable for new designs.


Input Voltage
110 / 120 / 125 V a.c.
Input Voltage
215 / 240 / 245 V a.c.
Output Voltage
5 V d.c.
Output Current
200 mA
Output Voltage
-5 V d.c.
Output Current
-50 mA
Load Regulation
1 %



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