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date
08/29/2012
page
1 of 6
SERIES: VYC30W │ DESCRIPTION: DC-DC CONVERTER
up to 30 W output
industry standard pinout
4:1 input range (9~36 V, 18~75 V)
single, dual, and triple outputs
1,500 V isolation
short circuit, over current, and over voltage protection
wide temperature operation (-40~85°C)
efficiency up to 88%
U
•
•
•
•
•
•
•
•
ED
FEATURES
VYC30W-Q24-S5
input
voltage
output
voltage
range
(Vdc)
(Vdc)
9 ~ 36
9 ~ 36
9 ~ 36
VYC30W-Q24-D5
9 ~ 36
VYC30W-Q24-D12
9 ~ 36
VYC30W-Q24-T312
VYC30W-Q24-T315
VYC30W-Q24-T512
efficiency
max
(A)
max
(W)
max
(mVp-p)
typ
(%)
5
6
30
120
87
12
2.5
30
120
88
15
2
30
120
87
±5
3
30
120
86
±12
1.25
30
120
88
±15
1
30
120
87
9 ~ 36
3.3
±12
4
±0.625
28.2
120
85
9 ~ 36
3.3
±15
4
±0.5
28.2
120
85
9 ~ 36
5
±12
3
±0.625
30
120
86
9 ~ 36
5
±15
3
±0.5
30
120
86
IS
C
VYC30W-Q24-T515
ripple and
noise1
9 ~ 36
O
VYC30W-Q24-D15
output
power
N
VYC30W-Q24-S12
VYC30W-Q24-S15
output
current
TI
MODEL
N
RoHS
VYC30W-Q48-S5
18 ~ 75
5
6
30
120
87
VYC30W-Q48-S12
18 ~ 75
12
2.5
30
120
88
VYC30W-Q48-S15
18 ~ 75
15
2
30
120
87
18 ~ 75
±5
3
30
120
86
18 ~ 75
±12
1.25
30
120
88
VYC30W-Q48-D15
18 ~ 75
±15
1
30
120
87
VYC30W-Q48-T312
18 ~ 75
3.3
±12
4
±0.625
28.2
120
85
VYC30W-Q48-T315
18 ~ 75
3.3
±15
4
±0.5
28.2
120
85
VYC30W-Q48-T512
18 ~ 75
5
±12
3
±0.625
30
120
86
VYC30W-Q48-T515
18 ~ 75
5
±15
3
±0.5
30
120
86
D
VYC30W-Q48-D5
VYC30W-Q48-D12
Notes:
1. Ripple and noise are measured at 20 MHz BW
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CUI Inc │ SERIES: VYC30W │ DESCRIPTION: DC-DC CONVERTER
date 08/29/2012 │ page 2 of 6
PART NUMBER KEY
Output
S = single output
D = dual output
T = triple output
Base Number
Input Voltage
U
conditions/description
start-up time
filter
PI type
1. The on/off pin voltage is referenced to GND
OUTPUT
N
Notes:
up 24 V input
up 48 V input
down 24 V input
down 48 V input
module off
module on (or open circuit)
Remote on/off1
conditions/description
line regulation
single and dual output models, measured from
low line to high line at full load
triple output models (main output), measured
from low line to high line at full load
triple output models (auxiliary outputs), measured
from low line to high line at full load
O
parameter
single and dual output models, measured from
10% to full load at nominal input
triple output models (main output), measured
10% to full load at nominal input
triple output models (auxiliary outputs), measured
10% to full load at nominal input
IS
C
load regulation
voltage accuracy
typ
max
units
9
18
24
48
36
75
Vdc
Vdc
10
Vdc
Vdc
Vdc
Vdc
1.2
12
Vdc
Vdc
typ
max
units
±0.2
±0.5
%
±1
%
±5
%
±1
%
±2
%
±5
%
±3
%
8.0
16.0
single and dual output models, refer to
recommended circuit
triple output models (main output), refer to
recommended circuit
triple output models (auxiliary outputs), refer to
recommended circuit
0
3.5
min
±0.5
±1
±2
%
±5
%
25% ~ 50% ~ 25% step load charge
300
25% rated load change
300
D
transient recovery time
transient peak deviation
cross regulation
dual output models, main output 50% load,
supplemental output from 10~100% load
triple output models, main output and one
auxiliary output 50% load, another auxiliary
output from 10~100% load
adjustability
switching frequency
100% load, input voltage range
temperature coefficient
cui.com
ms
9.0
17.8
TI
power
power
power
power
min
N
operating input voltage
under voltage lockout
Heatsink
"blank" = No
H = Yes
Output Voltage
INPUT
parameter
ED
VYC30W - QXX - X XX - X
500
μs
μs
±5
%
±10%
Vdc
400
kHz
±0.02
%/°C
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CUI Inc │ SERIES: VYC30W │ DESCRIPTION: DC-DC CONVERTER
date 08/29/2012 │ page 3 of 6
PROTECTIONS
parameter
conditions/description
short circuit protection
hiccups, automatic recovery
typ
input voltage range
130
single and dual output
models (main)
over voltage protection
triple output models (main)
5V
12 V
15 V
3.3 V
5V
conditions/description
isolation voltage
tested for 1 minute at 1 mA max.
isolation resistance
at 500 Vdc
100 kHz / 0.1 V
yes
MTBF
M1L-HDBK-217F
1,500
Vdc
MΩ
min
TI
during operation
storage temperature
typ
non-condensing
max
units
85
°C
105
°C
-40
125
°C
5
95
%
max
units
N
storage humidity
pF
hours
-40
maximum case temperature
units
1,000
1,000,000
conditions/description
case operating temperature
max
2,000
ENVIRONMENTAL
parameter
typ
N
isolation capacitance
min
Vdc
Vdc
Vdc
Vdc
Vdc
U
parameter
units
%
6.1
15
18
3.9
6.2
SAFETY AND COMPLIANCE
RoHS compliant
max
ED
over current protection
min
DERATING CURVES
O
output power vs. ambient temperature
2
1
without heat sink
2
with heatsink
80
IS
C
Load (%)
100
1
60
(Natural Convection)
40
20
-40
0
55 65
85
Ambient Temperature (°C)
D
MECHANICAL
parameter
conditions/description
dimensions
2.0 x 1.6 x 0.44 inch (50.8 x 40.6 x 11.2mm)
case material
nickel-coated copper (six-sided)
weight
min
typ
50
70
with heat sink
cui.com
g
g
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CUI Inc │ SERIES: VYC30W │ DESCRIPTION: DC-DC CONVERTER
date 08/29/2012 │ page 4 of 6
MECHANICAL DRAWING
RECOMMENDED FOOTPRINT (TOP VIEW)
unit: mm [inch]
General tolerances:
±0.25mm [±0.010 inch]
Pin section tolerances: ±0.10mm [±0.004 inch]
ED
1.20 0.047
2.54 0.100
50.80 2.000
0.35
10.16 0.400
11.20 0.441
3
15.24 0.600
11.80 0.465
4
5 30.48 1.200
2
1
4.10 0.161
7
U
3.50 0.138
40.60 1.598
+0.8/-0.0
6
Insulative Plastic
Metal Case
1.00 0.039
2.54 0.100
45.72 1.800
7
10.16 0.400
6
1
10.16 0.400
2
5
10.16 0.400
40.60 1.598
0.35
PIN CONNECTIONS
TI
15.24 0.600
N
45.72 1.800
50.80 2.000
+0.8/-0.0
Pin
10.16 0.400
3
4
7.62 0.300
Metal Case
N
BOTTOM VIEW
5.08 0.200
unit: mm [inch]
±0.5 mm [±0.020 inch]
tolerance: ±0.5mm [±0.020 inch]
Thermal Pad
O
40.60 1.598
IS
C
Heatsink
17.50 0.689
Clamp
D
50.80 2.000
Converter
23.00 0.906
MAX
46.20 1.819
MAX
cui.com
Single
Dual
Triple
1
Vin
Vin
Vin
2
GND
GND
GND
3
On/Off
On/Off
On/Off
4
Trim
Trim
-Vo2
5
0V
-Vo
0V
6
+Vo
0V
+Vo1
7
No Pin
+Vo
+Vo2
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CUI Inc │ SERIES: VYC30W │ DESCRIPTION: DC-DC CONVERTER
date 08/29/2012 │ page 5 of 6
APPLICATION NOTES
1. EMI & EMS recommended external circuit
Single output, 9 ~ 36 Vin
Dual output, 18 ~ 75 Vin
Dual output, 9 ~ 36 Vin
Triple output, 18 ~ 75 Vin
Triple output, 9 ~ 36 Vin
SMCJ90A,1500W(Bringtking)
SMCJ48A,1500W(Bringtking)
SMCJ90A,1500W(Bringtking)
SMCJ48A,1500W(Bringtking)
SMCJ48A,1500W(Bringtking)
SMCJ48A,1500W(Bringtking)
LCM
232uH(0.1V 100KHz) 15T
core: N5 T12*6*4 (Acme)
232uH(0.1V 100KHz) 15T
core: N5 T12*6*4 (Acme)
232uH(0.1V 100KHz) 15T
core: N5 T12*6*4 (Acme)
232uH(0.1V 100KHz) 15T
core: N5 T12*6*4 (Acme)
C0
680μF/1,000V (CapXon)
1,000μF/50V(CapXon)
680μF/100V (CapXon)
1000μF/50V(CapXon)
C1
105K/100V 1210(TDK)
105K/100V 1210(TDK)
105K/100V 1210(TDK)
105K/100V 1210(TDK)
C2
225K/100V 1210(TDK)
225K/100V 1210(TDK)
225K/100V 1210(TDK)
225K/100V 1210(TDK)
C3
No component
No component
102K/2,000V 1206 (TDK)
102K/2,000V 1200 (TDK)
C4
No component
No component
102K/2,000V 1206 (TDK)
102K/2,000V 1206 (TDK)
LCM
C1
Vin
+Vo
GND
0V
C2
-INPUT
LOAD
CASE
C4
680μF/50V(CapXon)
1,000μF/100V (CapXon)
105K/100V 1210(TDK)
105K/100V 1210(TDK)
225K/100V 1210(TDK)
225K/100V 1210(TDK)
No component
No component
102K/2,000V 1206 (TDK)
102K/2,000V 1206 (TDK)
TI
TVS
+C0
232uH(0.1V 100KHz) 15T
core: N5 T12*6*4 (Acme)
N
C3
+INPUT
232uH(0.1V 100KHz) 15T
core: N5 T12*6*4 (Acme)
U
Figure 1 (Single output)
ED
Single output, 18 ~ 75 Vin
TVS
N
Figure 2 (Dual output)
C3
+Vo
LCM
IS
C
O
+INPUT
TVS
-INPUT
D
TVS
-INPUT
+Vo2
+Vo1
VIN
+C0
C1
C2
LOAD 1
LOAD 3
0V
GND
LOAD 2
CASE
LOAD 1
C2
0V
GND
LOAD 2
C4
C3
LCM
C1
CASE
Figure 3 (Triple output)
+INPUT
VIN
+C0
-Vo2
C4
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-VO
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CUI Inc │ SERIES: VYC30W │ DESCRIPTION: DC-DC CONVERTER
date 08/29/2012 │ page 6 of 6
REVISION HISTORY
description
date
08/23/2011
1.0
initial release
1.01
updated spec
1.02
added two dual 5 V models
1.03
V-Infinity branding removed
ED
rev.
10/07/2011
11/15/2011
09/06/2012
D
IS
C
O
N
TI
N
U
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
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.