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VSK-S3-9U

P1-P3P4-P5
cui.com
date 03/31/2014
page
1 of 5
SERIES: VSK-S3 │ DESCRIPTION: AC-DC POWER SUPPLY
MODEL
output
voltage
output
current
output
power
ripple
and noise
1
efciency
(Vdc)
max
(A)
max
(W)
typ
(mVp-p)
typ
(%)
VSK-S3-3R3U 3.3 0.7 2.3 30 63
VSK-S3-5U 5 0.6 3 30 72
VSK-S3-9U 9 0.33 3 30 74
VSK-S3-12U 12 0.25 3 30 76
VSK-S3-15U 15 0.2 3 30 76
VSK-S3-24U 24 0.125 3 30 78
Notes: 1. Ripple and noise measured at 20 MHz bandwidth
PART NUMBER KEY
VSK-S3 - XXU
Base Number
Output Voltage
FEATURES
• up to 3 W continuous power
• compact board mount design
• universal input (85~264 Vac / 110~370 Vdc)
• single output from 3.3~24 V
• over voltage, over temperature, and short circuit protections
• UL/cUL safety approvals
• efficiency up to 78%
For more information, please visit the product page.
cui.com
date 03/31/2014 │ page 2 of 5CUI Inc │ SERIES: VSK-S3 │ DESCRIPTION: AC-DC POWER SUPPLY
INPUT
parameter conditions/description min typ max units
voltage
85
110
264
370
Vac
Vdc
frequency 47 440 Hz
current
at 110 Vac
at 230 Vac
65
30
mA
mA
inrush current
at 110 Vac
at 230 Vac
10
20
A
A
external input fuse
(recommended)
slow blow, 250 V 0.5 A
OUTPUT
parameter conditions/description min typ max units
line regulation ±0.5 %
load regulation 10 ~ 100% ±1 %
temperature coefcient 0.02 %/°C
hold-up time at 230 Vac 50 ms
voltage accuracy
3.3 V model
all other models
±3
±2
%
%
switching frequency 100 kHz
PROTECTIONS
parameter conditions/description min typ max units
over voltage protection chip lock up
short circuit protection auto recovery with no damage from a short on any output
over temperature protection 150 °C
SAFETY & COMPLIANCE
parameter conditions/description min typ max units
isolation voltage primary to secondary (for 1 minute) 3,000 Vac
safety approvals UL 60950-1
safety class class II
EMI/EMC
EN 55022 (level A), IEC/EN 61000-4-2 (level 4, 8kV/15kV), IEC/EN 61000-4-3, IEC/EN 61000-4-4
(level 3, 2kV), IEC/EN 61000-4-5 (level 3, 1kV/2kV)
MTBF 25°C 300,000 hrs
RoHS 2011/65/EU
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature -25 70 °C
storage temperature -40 105 °C
case temperature 95 °C
operating humidity non-condensing 95 %
For more information, please visit the product page.
cui.com
date 03/31/2014 │ page 3 of 5CUI Inc │ SERIES: VSK-S3 │ DESCRIPTION: AC-DC POWER SUPPLY
(7 PLCS)
1.20.047
2.54
1
4122
RECOMMENDED FOOTPRINT
TOP VIEW
3
26
13
16
1622
3131
26
BOTTOM VIEW
14
0.128
(2 PLCS)
0.90623.00 0.70017.78
3.26
0.128
(2 PLCS)
3.26
0.200
(TYP)
0.3288.34
0.52813.42
5.08
2.61 0.103
(TYP)
0.161
(TYP)
1.45737.00
15.00
4.10
0.591
0.80 0.031
(7 PLCS)
MECHANICAL DRAWING
MECHANICAL
parameter conditions/description min typ max units
dimensions 1.457 x 0.908 x 0.591 (37.0 x 23.0 x 15.0 mm) inch
case material UL94V-0
weight 25 g
PIN CONNECTIONS
PIN FUNCTION
1 L
3 N
13 N/C
14 0V
16 +Vo
22 +Vin(DC)
26 -Vin(DC)
units: mm [inches]
tolerance: ±0.5 [±0.02]
pin section tolerance: ±0.10 [±0.004]
DERATING CURVES
Input Voltage (Vac)
Load (%)
100
80
60
50
40
20
70 85 110125 210 225240 264
Ambient Temperature (°C)
Load (%)
≈
≈
≈
≈
100
80
60
50
40
20
-40 -30 -25 -20-10 010506070
Input Voltage (Vdc)
Load (%)
100
80
60
50
40
20
70 85 110125 310 325340 370
≈≈
1. output power vs. ambient temperature
2. output power vs. input voltage
For more information, please visit the product page.
P1-P3P4-P5

VSK-S3-9U

Mfr. #:
Buy VSK-S3-9U
Manufacturer:
Description:
Switching Power Supplies ac-dc, 3 W, 9 Vdc, single output, encapsulated PCB
Lifecycle:
New from this manufacturer.
Delivery:
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