Additional Resources: Product Page | 3D Model
date 07/01/2016
page 1 of 5
SERIES: VMS-160 DESCRIPTION: AC-DC POWER SUPPLY
FEATURES
up to 160 W continuous power
industry standard 2 x 4 footprint
3
18 W/in power density
universal input (85~264 Vac / 125~373 Vdc)
single output from 5~48 V
active power correction (98%)
12 V auxiliary fan output
no minimum load required
over load, over voltage, and short circuit protections
full medical and ITE safety approvals
efficiency up to 90%
output output output ripple and efficiency
MODEL
4
voltage current power noise
max max max typ
(Vdc) (A) (W) (mVp-p) (%)
1
VMS-160-5 5 20 100 50 90
3
VMS-160-12 12 13.3 160 120 90
2
VMS-160-15 15 8 120 50 90
3
VMS-160-24 24 6.66 160 240 90
3
VMS-160-48 48 3.33 160 480 90
Notes: 1. Total continuous output power will not exceed 100 W forced air (400 LFM), 70 W without fan
2. Total continuous output power will not exceed 120 W forced air (400 LFM), 90 W without fan
3. Total continuous output power will not exceed 160 W forced air (400 LFM), 100 W without fan
4. Measured at 20 MHz, twisted pair with 0.47 F ceramic and 22 F tantalum parallel capacitors
PART NUMBER KEY
VMS-160 - XX
Base Number Output Voltage
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CUI Inc SERIES: VMS-160 DESCRIPTION: AC-DC POWER SUPPLY date 07/01/2016 page 2 of 5
INPUT
parameter conditions/description min typ max units
90 264 Vac
voltage
125 373 Vdc
frequency 47 63 Hz
at 100 Vac, cold start 2.5 A
current
at 200 Vac, cold start 1.25 A
inrush current at 230 Vac, full load, cold start
measured at full load and 115 Vac/60 Hz and
230 Vac/50 Hz input source input will be less than
power factor correction 0.85 0.98
0.25, compliant to EN61000-3-2 for harmonic
currents
OUTPUT
parameter conditions/description min typ max units
line regulation low line to high line 1 %
all other outputs 1 %
load regulation
12 V aux. output 20 %
temperature coefficient 0.25 mV/C
transient response 25% I to I , 0.1 A/s slew rate, 5% max. deviation, 1 ms recovery
max max
start-up 1 s
rise time 0.2 20 ms
hold-up 16 ms
adjustability 5 %
fan drive 12 Vdc / 500 mA for external fan
PROTECTIONS
parameter conditions/description min typ max units
over voltage protection 130 %
over current protection automatically recovers 150 %
auto recovery with no damage from a short on any
short circuit protection
output
SAFETY & COMPLIANCE
parameter conditions/description min typ max units
primary to secondary (for 1 second): 5,656 Vdc
isolation voltage
primary to earth ground (for 1 second): 5,656 Vdc
safety approvals UL 60950-1/60601-1, NEMKO EN 60950-1/EN 60601-1, CE
EN 55022:1998 (Class B, conducted), EN 61000-3-2: 2000, EN 61000-3-3: A1:2001, EN 55024 (IEC
EMI/EMC 61000-4-2: 1995, IEC 61000-4-3: 1995, IEC 61000-4-4: 1995, IEC 61000-4-5: 1995, IEC 61000-4-6:
1996, IEC 61000-4-11: 1994)
measured per IEC 60950-1, paragraph 5.1,
leakage current 275 A
test voltage of 120 Vac/60 Hz
with 400 LFM forced air, MIL-HDBK-217E-1, 75%
MTBF 200,000 hrs
of rated full load, 25C ambient
RoHS 2011/65/EU
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