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VKA50LS15 Folha de dados(PDF) 2 Page - C&D Technologies

Nome de Peças VKA50LS15
Descrição Electrónicos  50 WATT SINGLE OUTPUT HALF BRICK DC/DC CONVERTER
PDF  4 Pages
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Fabricante Electrônico  CANDD [C&D Technologies]
Página de início  http://www.cdpowerelectronics.com
Logo CANDD - C&D Technologies

VKA50LS15 Folha de dados(HTML) 2 Page - C&D Technologies

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VKA50xS
Rev C
3/2001
Product: www.cdpowerelectronics.com
SPECIFICATIONS, ALL MODELS
Specifications are at T
CASE = +40°C nominal input voltage unless otherwise specified.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
INPUT
Voltage Range
VKA50LS
18
24
36
VDC
VKA50MS
33
48
75
VDC
Maximum Input Current
VKA50LS
V
IN = 16VDC
3.7
A
VKA50MS
V
IN = 27VDC
2.2
A
Reflected Ripple Current
Peak - Peak
20
mA
Input Ripple Rejection
DC to 1KHz
50
60
dB
No Load Input Current LS/MS
50/100
mA
Power Dissipation LS/MS
No Load
3.6/4.8
W
Standby, Primary On/Off Disabled LS/MS
0.18/0.4
W
Inrush Charge
V
IN = VINmax.
VKA50LS
0.520
mC
VKA50MS
0.360
mC
Quiescent Operating Current
Primary On/Off Disabled
8
12
mA
NOTES: (1) See Typical Performance Curves, page 3
(2) Continuous Mode
(3) See graphs for Efficiency vs. Output Load, V
IN, TCASE
(4) 3.3V Models Limited in Trim Down Range
(5) Consult Factory for Details
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
OUTPUT
Rated Power
0
50
W
Set point Accuracy
1%
Line Regulation
High Line to Low Line
0.02
0.05
%
Load Regulation
No Load to Rated Load
0.02
0.05
%
Output Temperature Drift
±.02
%/°C
Output Ripple, p-p
DC to 20MHz BW
1%
V
OUT, Nom
Output Current Limit Inception
130%
l
OUT, Nom
Output Short-Circuit Current (2)
test
110%
l
OUT, Nom
Output Overvoltage Limit
125%
130%
V
Transient Response
50 to 100% Load Step
Peak Deviation
di/dt = 1.0A/
µSec
2%
V
OUT, Nom
Settling Time
V
OUT, 1% of Nominal Output
100
µSec
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ISOLATION
Input to Output
Peak Test for 2 Seconds
1500
VDC
Input to Baseplate
1500
VDC
Output to Baseplate
500
VDC
Resistance
10
M
Ω
Capacitance
2000
pF
Leakage Current
V
ISO = 240VAC, 60Hz
180
µA, rms
GENERAL
Efficiency, Line, Load, Temp. (3)
Switching Frequency
400
420
440
KHz
Remote Sense Compensation
0.5
V
Output Voltage Adjust Range
12V & higher(4)
-50% / +25%
V
OUT, Nom
Remote On/Off Control Inputs
Primary
Open Collector/Drain
Sink Current-Logic Low
1.0
mA
Vlow
0.4
V
Vhigh
Open Collector
Turn-on Time
Within 1% of Rated Output
10.0
12.5
mSec
Weight
85 (3.0)
g (oz.)
TEMPERATURE
Operation/Specification
Case Temperature
-40
+25
+100
°C
Storage
Case Temperature
-55
+25
+125
°C
Shutdown Temperature
Case Temperature
+100
+115
°C
Thermal Impedance, case-ambient
7.1
°C/W
Lead Solder Temperature
10 Seconds max
+300
°C



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