... PART NUMBER: VCD40 series features ·40W isolated output ·efficiency to 90% ·fixed 350 KHz switching frequency ·2:1 input range ·regulated outputs ·continuous short circuit protection ·six sided metal case ·2” x 2” size ·industry standard pin-out 4 model input number voltage VCD40-D12-S2R5 ...
... PART NUMBER: VCD40 series INPUT input voltage range 12V: 24V: 48V: under voltage lockout 12 Vin power up 12 Vin power down 24 Vin power up 24 Vin power down 48 Vin power up 48 Vin power down input filter Output voltage accuracy single / dual output triple: main ...
... PART NUMBER: VCD40 series GENERAL SPECIFICATIONS efficiency isolation voltage (input to output) Isolation Resistance switching frequency 350KHz, typical case grounding connected to output common operating temp. range 5 5 case temp. 100°C max. storage temp. -55°C to 125°C thermal shutdown case temp. cooling ...
... Where: R trim-down is the external resistor in Kohm. Vo,nom is the nominal output voltage the desired output voltage. R1 ,Rt and Vr are internal to the unit and are defined in Table 1. For example, to trim-down the output voltage of 5.0V module (VCD40-D48-S5 4.75V, R trim-down is calculated as follows : Vo,nom – 5.0 – 4. 2.32 Kohm 8.2 Kohm , Vr=2.5 x ...