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CUI Inc

│ SERIES: VFK600 │ DESCRIPTION: DC-DC CONVERTER

date 09/13/2021

│ page 7 of 8

Figure 3

External DC Voltage

APPLICATION NOTES (CONTINUED)

Rt

Rt

Rt

Rt

Vf

+

×

+

+

×

×

=

33

33

7. 8

6

)

33

33

(

)

(

1. 4

2

Vf

VR

Vo

Vout

×

+

=)

(

Vout

×

=

Note:

1. All specifications measured at nominal line, full load, and 25°C unless otherwise specified.

2. Output Voltage Trimming

Leave open if not used.

Figure 2

Trim-Up/Trim-Down Formulas

Trim-Up/Trim-Down Formulas

External Resistors

Note: Rt = 6.8 KΩ

V

V

VR is the trim resistor in KΩ

Note: V

V

V

Additional Resources: Product Page | 3D Model