Additional Resources: Product Page date 07/15/2013 page 1 of 5 SERIES: VBM-360 │ DESCRIPTION: AC-DC POWER SUPPLY FEATURES • up to 360 W continuous power • baseplate cooling • industry standard 3” x 5” footprint • universal input (90~264 Vac) • single output from 12 to 48V • over voltage, short circuit, and over temperature protections • built-in active PFC function • built-in remote sense function • remote on/off control function • efficiency up to 93.5% RoHS MODEL output output output ripple effi ciency voltage current power and noise1 max max max typ (Vdc) (A) (W) (mVp-p) (%) VBM-360-12 12 29.6 355 120 92.5 VBM-360-24 24 14.8 355 150 93.5 VBM-360-48 48 7.4 355 150 93.5 Notes: 1. at 20 MHz bandwidth oscilloscope, each output terminated with a 47 μF electrolytic and 0.1 μF ceramic capacitors. PART NUMBER KEY VBM-360 - XX - XXX Base Number Output Voltage Chasis “blank” = open frame CNF = enclosed cui.com

Additional Resources: Product Page CUI Inc │ SERIES: VBM-360 │ DESCRIPTION: AC-DC POWER SUPPLY date 07/15/2013 page 2 of 5 INPUT parameter conditions/description min typ max units voltage 90 264 Vac frequency 47 63 Hz inrush current at 240 Vac 50 A leakage current at 264 Vac 3.5 mA OUTPUT parameter conditions/description min typ max units line regulation high line to low line, full load ±0.5 % load regulation 60% ±40% rated load ±1 % voltage accuracy set at 60% rated load and 25°C ±1 % hold-up time 12 ms adjustability built in trim pot ±5 % switching frequency 55 60 kHz temperature coeffi cient ±0.05 %/°C standby output 5 Vdc / 0.5A fan drive output 12 Vdc / 0.3A for external fan PROTECTIONS parameter conditions/description min typ max units over voltage protection recycle ac input to restart short circuit protection hiccup mode, recovers automatically over temperature protection auto recovery over current protection continuous 120 150 % SAFETY & COMPLIANCE parameter conditions/description min typ max units isolation voltage input to output 3,000 Vac safety approvals IEC 60950-1, EN 60950-1, UL 60950-1 EMI/EMC EN 55022 Class B, FCC Part 15 Class B, EN 61000-6-(1,3), EN 61000-3-(2,3), EN 55024, EN 61204-3 RoHS compliant yes ENVIRONMENTAL parameter conditions/description min typ max units operating temperature refer to derating curves for more details -20 85 °C storage temperature -40 85 °C operating humidity non-condensing 93 % cui.com

Additional Resources: Product Page CUI Inc │ SERIES: VBM-360 │ DESCRIPTION: AC-DC POWER SUPPLY date 07/15/2013 page 3 of 5 DERATING CURVES VBM-360 (open frame) VBM-360-CNF (enclosed) Natural Convection Natural Convection (Ambient Temp vs. Load) (Ambient Temp vs. Load) 220~264 Vac (360W) 100 220~264 Vac (300W) 100 90~200 Vac (300W) %) 80 90~200 Vac (240W) %) 80 d ( 60 d ( 60 a a o o L 40 L 40 20 20 -20 -10 0 10 20 30 40 50 60 70 -20 0 20 30 40 50 60 70 80 85 90 Ambient Temperature (°C) Ambient Temperature (°C) Natural Convection Natural Convection (Input Voltage vs. Load) (Input Voltage vs. Load) 40 °C 40 °C 360 360 300 300 W) W) d ( 240 d ( 240 a a o o L 180 L 180 120 120 90 110 130 150 170 190 210 230 250 90 110 130 150 170 190 210 230 250 Input Voltage (Vac) Input Voltage (Vac) 10 CFM Airfl ow 10 CFM Airfl ow (Ambient Temp vs. Load) (Ambient Temp vs. Load) 90~264 Vac 90~264 Vac 100 100 %) 80 %) 80 d ( 60 d ( 60 a a o o L 40 L 40 20 20 -20 -10 0 10 20 30 40 50 60 70 -20 0 20 30 40 50 60 70 80 85 90 Ambient Temperature (°C) Ambient Temperature (°C) Baseplate Cooling (Ambient Temp vs. PD) 90~264 Vac W) 50 ed ( 40 at Dissip 30 er 20 w Po 10 -20 10 20 30 40 50 60 70 80 8590 Ambient Temperature (°C) cui.com

Additional Resources: Product Page CUI Inc │ SERIES: VBM-360 │ DESCRIPTION: AC-DC POWER SUPPLY date 07/15/2013 page 4 of 5 MECHANICAL parameter conditions/description min typ max units 5.000 x 3.000 x 1.598 inch open frame (127.00 x 76.20 x 40.60 mm) dimensions 5.391 x 3.425 x 1.697 inch enclosed (136.94 x 87.00 x 43.10 mm) 470 g open frame 1.04 lbs weight 550 g enclosed 1.21 lbs MECHANICAL DRAWING units: inch[mm] tolerance: ±0.02[±0.5] Open Frame Enclosed (CNF) 10 CFM min 10 CFM min FAN FAN 0.393[10.00] LED 0] 123 ACCANN CNo1 eLpuininteral P3RC VeNPmH1inIo, SvCeeTdriRe sPin NL +-VVoo0.224[5.70] 2.551[64.80] 3.000[76.20] 0.393[10.0 3.425[87.00] 0.224[5.70] 4.551[115.60] 5.000[127.00] 5.390[136.94] CN2 PIDC254M1L Series 8 Pin 1.598[40.60]max 0.157[4.00]max 0.062[1.60] 0.079[2.00] 1.697[43.10] CN2 1 +S 8 -S 1 8 2 GND 71 enable 2 7 3 6 3 GND 6 +5 VBS 4 5 FAN FAN 4 5 output- output+ Note: 1. For operation, it is required to pull down enable to activate the power supply (pin 7 tied to pin 2). It is recommended to use a 2.54mm mini shunt jumper. Jumper will need to be removed if using the 8 pin mating plug and tied together internally. Note: All specifi cations measured at 25°C, 230Vac input voltage, and 60% load unless otherwise noted. cui.com

Additional Resources: Product Page CUI Inc │ SERIES: VBM-360 │ DESCRIPTION: AC-DC POWER SUPPLY date 07/15/2013 page 5 of 5 REVISION HISTORY rev. description date 1.0 initial release 01/09/2013 1.01 added baseplate cooling to features, updated derating curves 02/04/2013 1.02 corrected mounting hole sizes 05/30/2013 1.03 updated connector note 07/15/2013 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Fax 503.612.2383 Tualatin, OR 97062 cui.com 800.275.4899 techsupport@cui.com CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website. CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.