Additional Resources: Product Page 3D Model date 06/24/2019 page 1 of 7 SERIES: V78-500 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR FEATURES 0.5 A current output extremely high efficiency up to 97% no heat sink required pin compatible to LM78XX linear regulators available in straight and right angle SIP packages low ripple and noise short circuit protection, thermal shutdown wide temperature (-40~85C) RoHS input output output output ripple efficiency MODEL 1 voltage voltage current power and noise typ range max max max Vin min Vin max (Vdc) (Vdc) (Vdc) (mA) (W) (mVp-p) (%) (%) V7801-500 12 4.75~26 1.5 500 0.75 35 76 66 V78X2-500* 12 4.75~28 1.8 500 0.9 35 79 67 V7802-500 12 4.75~28 2.5 500 1.25 35 85 73 V7803-500 24 4.75~28 3.3 500 1.65 35 90 80 V7805-500 24 6.5~32 5.0 500 2.5 35 93 84 V78X6-500 24 8~32 6.5 500 3.25 35 94 87 V7809-500 24 11~32 9.0 500 4.5 35 95 91 V7812-500 24 15~32 12 500 6 35 95 92 V7815-500 24 18~32 15 500 7.5 35 96 93 Notes: 1. ripple and noise are measured at 20 MHz BW *. Discontinued model PART NUMBER KEY V78 XX - 500 Base Number Output Voltage Output Current cui.comAdditional Resources: Product Page 3D Model CUI Inc SERIES: V78-500 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR date 06/24/2019 page 2 of 7 INPUT parameter conditions/description min typ max units 1.5 V output 4.75 12 26 Vdc 1.8 V output 4.75 12 28 Vdc 2.5 V output 4.75 12 28 Vdc 3.3 V output 4.75 24 28 Vdc operating input voltage 5 V output 6.5 24 32 Vdc 6 V output 8 24 32 Vdc 9 V output 11 24 32 Vdc 12 V output 15 24 32 Vdc 15 V output 18 24 32 Vdc OUTPUT parameter conditions/description min typ max units Vin = min ~ max, 1.5~2.5 V models 0.5 1.0 % line regulation at full load 3.3~15 V models 0.2 0.4 % measured from 1.5~2.5 V models 0.4 0.75 % load regulation 10% load to full load 3.3~15 V models 0.4 0.6 % voltage accuracy 100% load 2 3 % switching frequency 100% load, input voltage range 280 330 450 kHz temperature coefficient 0.02 %/C PROTECTIONS parameter conditions/description min typ max units short circuit protection continuous, automatic recovery thermal shutdown internal IC junction 150 C SAFETY AND COMPLIANCE parameter conditions/description min typ max units MTBF 2,000,000 hours RoHS compliant yes ENVIRONMENTAL parameter conditions/description min typ max units operating temperature -40 85 C storage temperature -55 125 C case temperature 100 C storage humidity non-condensing 95 % temperature rise at full load 25 C lead temperature 1.5 mm from case for 10 seconds 300 C cui.com