VHB50W Datasheet - DC-DC CONVERTER | CUI Inc

For more information, please visit the product page.
date
04/01/2013
page
1 of 4
SERIES: VHB50W │ DESCRIPTION: DC-DC CONVERTER
FEATURES
•
•
•
•
•
•
up to 50 W isolated output
industry standard half brick package
4:1 input range (9~36 V, 18~75 V)
single output from 3.3~48 V
1,500 V isolation
over current, over temperature, over voltage,
and short circuit protections
• remote on/off
• efficiency up to 87%
RoHS
MODEL
input
voltage
output
voltage
output
current
output
power
ripple
and noise1
efficiency
range
(Vdc)
(Vdc)
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
VHB50W-Q24-S3R3
9 ~ 36
3.3
10
33
100
77
VHB50W-Q24-S5
9 ~ 36
5
10
50
100
81
VHB50W-Q24-S12
9 ~ 36
12
4.16
50
150
83
VHB50W-Q24-S15
9 ~ 36
15
3.33
50
150
83
VHB50W-Q24-S24
9 ~ 36
24
2.08
50
240
83
VHB50W-Q24-S28
9 ~ 36
28
1.78
50
280
83
VHB50W-Q24-S48
9 ~ 36
48
1.04
50
480
83
VHB50W-Q48-S3R3
18 ~ 75
3.3
10
33
100
78
VHB50W-Q48-S5
18 ~ 75
5
10
50
100
82
VHB50W-Q48-S12
18 ~ 75
12
4.16
50
150
84
VHB50W-Q48-S15
18 ~ 75
15
3.33
50
150
84
VHB50W-Q48-S24
18 ~ 75
24
2.08
50
240
84
VHB50W-Q48-S28
18 ~ 75
28
1.78
50
280
84
VHB50W-Q48-S48
18 ~ 75
48
1.04
50
480
83
Notes:
1. ripple and noise are measured at 20 MHz BW with 10µF tantalum capacitor and 1µF ceramic capacitor across output
PART NUMBER KEY
VHB50W - QXX - SXX X
Base Number
Input Voltage
Output Voltage
cui.com
Remote On/Off Control
"blank" = positive logic
N = negative logic
For more information, please visit the product page.
CUI Inc │ SERIES: VHB50W │ DESCRIPTION: DC-DC CONVERTER
date 04/01/2013 │ page 2 of 4
INPUT
parameter
conditions/description
operating input voltage
24 V input
48 V input
under voltage lockout
power up
power down
24
48
24
48
V
V
V
V
min
typ
max
units
9
18
24
48
36
75
Vdc
Vdc
input
input
input
input
8.8
17
8
16
Vdc
Vdc
Vdc
Vdc
positive logic remote on/off1
filter
Notes:
PI type
1. logic compatibility, open collector ref to -input
Module ON, >3.5 Vdc or open circuit
Module OFF, <1.8 Vdc
OUTPUT
parameter
conditions/description
line regulation
load regulation
min
typ
max
units
measured from high line to low line
±0.2
%
measured from full load to zero load
±0.2
%
±1
%
25% step load change
500
µs
voltage accuracy
transient response
adjustability2
switching frequency
100% load, input voltage range
temperature coefficient
Notes:
±10
%
300
kHz
±0.03
%/°C
2. trim-up: connect a resistor between the trim pin and -Sense
trim-down: connect a resistor between the trim pin and +Sense
PROTECTIONS
parameter
conditions/description
min
over voltage protection
%Vo
115
short circuit protection
continuous
current limit
% nominal output current
typ
110
thermal shutdown case temp.
max
units
140
%
160
100
%
°C
SAFETY AND COMPLIANCE
parameter
conditions/description
isolation voltage
input to output
input to case
output to case
min
typ
1,500
1,500
1,500
isolation resistance
MΩ
1,000
safety approvals
UL 60950-1
RoHS compliant
yes
cui.com
units
Vdc
Vdc
Vdc
10
isolation capacitance
max
pF
For more information, please visit the product page.
CUI Inc │ SERIES: VHB50W │ DESCRIPTION: DC-DC CONVERTER
date 04/01/2013 │ page 3 of 4
ENVIRONMENTAL
parameter
conditions/description
min
case operating temperature
storage temperature
humidity
max
units
-40
typ
100
°C
-55
105
°C
95
%
max
units
non-condensing
MECHANICAL
parameter
conditions/description
dimensions
57.9 x 61.0 x 12.7 (2.28 x 2.40 x 0.5 inch)
min
case material
aluminum
typ
mm
weight
94
g
MECHANICAL DRAWING
units: mm [inches]
tolerance: ±0.25mm [±0.01 inches]
pin tolerance: ±0.5mm [±0.02 inches]
4.60 0.181
57.90 2.280
12.70 0.500
2.03 0.080
(2 PLCS)
50.80 2.000
(2 PLCS)
4
5
3
6
15.24 0.600
(2 PLCS)
M3X0.5 THROUGH
(4 PLCS)
7
2
8
1
9
61.00 2.402
35.56 1.400
(2 PLCS)
1.02 0.040
(7 PLCS)
R1.50 0.059
(2 PLCS)
48.25 1.900
BOTTOM VIEW
Note:
All specifications measured at 25°C, nominal input voltage, and full load unless otherwise noted.
cui.com
PIN CONNECTIONS
PIN
FUNCTION
1
+Vin
2
On/Off
3
CASE
4
-Vin
5
-Vo
6
-S
7
TRIM
8
+S
9
+Vo
For more information, please visit the product page.
CUI Inc │ SERIES: VHB50W │ DESCRIPTION: DC-DC CONVERTER
date 04/01/2013 │ page 4 of 4
REVISION HISTORY
rev.
description
date
1.0
initial release
09/07/2006
1.01
new template applied
08/05/2011
1.02
add remote on/off control to the part number key
11/23/2011
1.03
features updated
12/20/2011
1.04
updated trim note, updated pin references
04/20/2012
1.05
updated spec
04/01/2013
The revision history provided is for informational purposes only and is believed to be accurate.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
[email protected]
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.