datdatee 09/22/202109/22/2021 pagepage 1 of 61 of 6 SERIES: V78-1500 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR FEATURES 1.5 A current output extremely high efficiency up to 95% 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) input output output ripple efficiency MODEL 1 voltage voltage current and noise typ range max max Vin min Vin max (Vdc) (Vdc) (Vdc) (mA) (mVp-p) (%) (%) V7803-1500 12 4.75~18 3.3 1,500 45 91 88 V7805-1500 12 6.5~18 5 1,500 45 93 91 V7806-1500 12 8~18 6.5 1,500 45 95 93 Notes: 1. ripple and noise are measured at 20 MHz BW. PART NUMBER KEY V78 XX - 1500 X Base Number Output Voltage Output Currentblan = straight pins R = 90 pins cui.comCUI Inc SERIES: V78-1500 DESCRIPTION: NON-ISOLATED SWITCHING REGULATOR date 09/22/2021 page 2 of 6 INPUT parameter conditions/description min typ max units 3.3 V output 4.75 12 18 Vdc operating input voltage 5 V output 6.5 12 18 Vdc 6.5 V output 8 12 18 Vdc OUTPUT parameter conditions/description min typ max units line regulation Vin = min ~ max, at full load 0.5 0.75 % load regulation measured from 10% load to full load 0.5 1.0 % voltage accuracy 100% load 2 3 % switching frequency 100% load, input voltage range 300 340 380 kHz temperature coefficient 0.02 %/C PROTECTIONS parameter conditions/description min typ max units short circuit protection continuous, automatic recovery thermal shutdown 150 C SAFETY AND COMPLIANCE parameter conditions/description min typ max units EMI/EMC EN 55022 class B, EN 61000-4-2 class A MTBF 2,000,000 hours RoHS 2011/65/EU 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