cui.com
date 03/12/2013
page 1 of 4
SERIES: VAWQ3 │ DESCRIPTION: DC-DC CONVERTER
date 03/12/2013
page 1 of 4
FEATURES
• up to 3 W isolated output
• wide input (4:1)
• industry standard 24 pin DIP package style
• single and dual regulated outputs
• 3,000 V isolation (H version)
• short circuit protection
• wide temperature (-25~71°C)
• efficiency up to 77%
RoHS
MODEL input
voltage
output
voltage
output
current
output
power
ripple
and noise
efciency
range
(Vdc) (Vdc)
max
(mA)
max
(W)
max
(mVp-p)
typ
(%)
VAWQ3-Q24-S3R3 9~36 3.3 600 2 100 70
VAWQ3-Q24-S5 9~36 5 600 3 100 72
VAWQ3-Q24-S12 9~36 12 250 3 100 76
VAWQ3-Q24-S15 9~36 15 200 3 100 76
VAWQ3-Q24-D5 9~36 ±5 ±300 3 100 70
VAWQ3-Q24-D12 9~36 ±12 ±125 3 120 72
VAWQ3-Q24-D15 9~36 ±15 ±100 3 150 72
VAWQ3-Q48-S3R3 18~72 3.3 600 2 100 70
VAWQ3-Q48-S5 18~72 5 600 3 100 72
VAWQ3-Q48-S12 18~72 12 250 3 100 77
VAWQ3-Q48-S15 18~72 15 200 3 100 77
VAWQ3-Q48-D5 18~72 ±5 ±300 3 100 71
VAWQ3-Q48-D12 18~72 ±12 ±125 3 120 72
VAWQ3-Q48-D15 18~72 ±15 ±100 3 150 72
PART NUMBER KEY
VAWQ3 - QXX - X XX H
Input Voltage Output Voltage
Base Number Isolation Voltage:
H = 3,000 Vdc
Output:
S = single
D = dual
For more information, please visit the product page.
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date 03/12/2013 │ page 2 of 4CUI Inc │ SERIES: VAWQ3 │ DESCRIPTION: DC-DC CONVERTER
INPUT
parameter conditions/description min typ max units
operating input voltage 9
18
24
48
36
72
Vdc
Vdc
input lter PI type
OUTPUT
parameter conditions/description min typ max units
line regulation measured from low line to high line ±0.5 %
load regulation single output models1
dual output models2
±0.5
±1.0
%
%
voltage accuracy ±2.0 %
voltage balance dual output models ±1.0 %
switching frequency 100 kHz
temperature coefcient ±0.05 %/°C
Notes: 1. measured from 10% to 100% full load
2. measured from 25% to 100% full load
PROTECTIONS
parameter conditions/description min typ max units
short circuit protection continuous
SAFETY AND COMPLIANCE
parameter conditions/description min typ max units
isolation voltage 3,000 Vdc
insulation resistance 1,000 MΩ
RoHS compliant yes
ENVIRONMENTAL
parameter conditions/description min typ max units
operating temperature -25 71 °C
case temperature 95 °C
storage temperature -40 100 °C
For more information, please visit the product page.
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date 03/12/2013 │ page 3 of 4CUI Inc │ SERIES: VAWQ3 │ DESCRIPTION: DC-DC CONVERTER
1
BOTTOM
VIEW
2
3
24
23
22
16
15
14
13
9
10
11
12
31.8
[1.25]
15.24
[0.600]
20.3
[0.80]
2.54
[0.100]
3.8
[0.15] 10.2
[0.40]
SEE NOTE
2.0
[0.08]
MECHANICAL DRAWING
MECHANICAL
parameter conditions/description min typ max units
dimensions 1.25 x 0.80 x 0.40 (31.8 x 20.3 x 10.2 mm) inch
case material non-conductive black plastic
weight 12.5 g
100
80
60
40
20
Ambient Temperature (°C)
Load (%)
-40-20 02040607195 120
DERATING CURVES
PIN CONNECTIONS
SINGLE OUTPUT DUAL OUTPUT
PIN FUNCTION FUNCTION
1,24 NP NP
2,3 -Vin -Vin
4,5 NP NP
9 NC Common
10,15 NC NC
11 NC -Vo
12,13 NP NP
14 +Vo +Vo
16 -Vo Common
20,21 NP NP
22,23 +Vin +Vin
units: mm [inches]
tolerance: inches: x.xx = ±0.02, x.xxx = ±0.010
mm: x.xx = ±0.5, x.xxx = ±0.25
Note: Pin diameter 0.02 inch (0.5 mm)
NP = No Pin
NC = No connection
Note: All specications measured at 25°C, nominal input voltage, and full load unless otherwise noted.
For more information, please visit the product page.
date 03/12/2013 │ page 4 of 4CUI Inc │ SERIES: VAWQ3 │ DESCRIPTION: DC-DC CONVERTER
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.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
techsupport@cui.com
rev. description date
1.0 initial release 04/06/2009
1.01 updated to new template 06/06/2012
1.02 V-Innity branding removed 09/11/2012
1.03 updated spec 03/12/2013
The revision history provided is for informational purposes only and is believed to be accurate.
REVISION HISTORY
For more information, please visit the product page.
