Additional Resources: Product Page 3D Model datdatee 10/01/2021 pagepage 1 of 91 of 9 SERIES: PQAE50 DESCRIPTION: DC-DC CONVERTER FEATURES up to 50 W isolated output 2:1 input range (18~36 Vdc, 36~75 Vdc) single, regulated output 1,500 Vdc isolation short circuit, over current, input under, voltage protection remote on/off wide operating temperature range -40~105C efficiency up to 92% EN 62368 certified, meets UL 62368 input output output output ripple efficiency 3 MODEL 2 voltage voltage current power and noise 1 typ min max max max typ range (Vdc) (Vdc) (Vdc) (A) (A) (W) (mVp-p) (%) PQAE50-D24-S3 24 18~36 3.3 0.5 10.0 33 200 91 PQAE50-D24-S5 24 18~36 5 0.5 10.0 50 200 91 PQAE50-D24-S12 24 18~36 12 0.208 4.167 50 250 91 PQAE50-D24-S15 24 18~36 15 0.167 3.333 50 250 91 PQAE50-D24-S24 24 18~36 24 0.104 2.083 50 300 91 PQAE50-D48-S3 48 36~75 3.3 0 10.0 33 200 91 PQAE50-D48-S5 48 36~75 5 0 10.0 50 200 91 PQAE50-D48-S12 48 36~75 12 0 4.167 50 250 92 PQAE50-D48-S15 48 36~75 15 0 3.333 50 250 92 PQAE50-D48-S24 48 36~75 24 0 2.083 50 350 92 Notes: 1. Minimum input voltage is 1V greater for DIN rail and chassis mount models. 2. Ripple and noise are measured at 20 MHz BW byparallel cabl method with 1 F ceramic and 10 F electrolytic capacitors on the output. 3. Measured at nominal input voltage and full load. PART NUMBER KEY PQAE50 - DXX - SXX - XXX - X Base Number Heatsink:blan no heatsink Mounting style: Input Voltage Output Voltage H = with heatsink D = DIP T = CHASSIS DIN = DIN-RAIL cui.comAdditional Resources: Product Page 3D Model CUI Inc SERIES: PQAE50 DESCRIPTION: DC-DC CONVERTER date 10/01/2021 page 2 of 9 INPUT parameter conditions/description min typ max units 24 Vdc input models 18 24 40 Vdc input voltage 48 Vdc input models 36 48 80 Vdc 24 Vdc input models 18 Vdc start-up voltage 48 Vdc input models 36 Vdc 24 Vdc input models 11 13 Vdc under voltage protection 48 Vdc input models 26 30 Vdc for maximum of 1 second surge voltage 24 Vdc input models -0.7 50 Vdc 48 Vdc input models -0.7 80 Vdc start-up time nominal input, constant load 10 120 ms models ON (CTRL open or connect TTL high level, 3~12 Vdc) models OFF (CTRL connect GND or low level, 0~1.2 Vdc) 1 CTRL input current (models OFF) 24 Vdc input models 6 12 mA 48 Vdc input models 2 12 mA filter pi filter Note 1. CTRL pin voltage is referenced to GND. OUTPUT parameter conditions/description min typ max units line regulation full load, input voltage from low to high 0.2 0.5 % load regulation 5% to 100% load 0.5 1 % voltage accuracy 5% to 100% load 1 3 % switching frequency PWM mode 300 kHz transient recovery time 25% load step change 250 500 s 25% load step change transient response deviation 3.3 & 5 Vdc output models 3 8 % other output models 3 5 % temperature coefficient 100% load 0.03 %/C trim 10 % PROTECTIONS parameter conditions/description min typ max units over voltage protection 110 140 160 % over current protection 110 140 200 % short circuit protection continuous, automatic recovery cui.com