VKA75LS02C Ver la hoja de datos (PDF) - Murata Power Solutions
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VKA75LS02C Datasheet PDF : 4 Pages
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VKA75xSC Series
75 Watt Single Output Half Brick DC/DC Converter
SPECIFICATIONS, ALL MODELS
Specifications are at TCASE = +40°C nominal input voltage unless otherwise specified.
PARAMETER
CONDITIONS
MIN
TYP
INPUT
Voltage Range
VKA75LS
18
24
VKA75MS
33
48
Maximum Input Current
VKA75LS
V = 16VDC
IN
VKA75MS
V = 27VDC
IN
Reflected Ripple Current
Peak - Peak
20
Input Ripple Rejection
DC to 1KHz
50
60
No Load Input Current LS/MS
50/100
Power Dissipation LS/MS
No Load
3.6/4.8
Standby, Primary On/Off Disabled LS/MS
0.18/0.4
Inrush Charge
VKA75LS
VIN = VINmax.
VKA75MS
Quiescent Operating Current
Primary On/Off Disabled
8
MAX
36
75
5.5
3.3
0.520
0.360
12
UNITS
VDC
VDC
A
A
mA
dB
mA
W
W
mC
mC
mA
PARAMETER
OUTPUT
Rated Power
Set point Accuracy
Line Regulation
Load Regulation
Output Temperature Drift
Output Ripple, p-p
Output Current Limit Inception
Output Short-Circuit Current (2)
Output Overvoltage Limit
Transient Response
Peak Deviation
Settling Time
PARAMETER
ISOLATION
Input to Output
Input to Baseplate
Output to Baseplate
Resistance
Capacitance
Leakage Current
GENERAL
Efficiency, Line, Load, Temp. (3)
Switching Frequency
Remote Sense Compensation
Output Voltage Adjust Range
Remote On/Off Control Inputs
Primary
Sink Current-Logic Low
Vlow
Vhigh
Turn-on Time
Weight
TEMPERATURE
Operation/Specification
Storage
Shutdown Temperature
Thermal Impedance, case-ambient
Lead Solder Temperature
CONDITIONS
High Line to Low Line
No Load to Rated Load
DC to 20MHz BW
test
50 to 100% Load Step
di/dt = 1.0A/μSec
VOUT, 1% of Nominal Output
CONDITIONS
Peak Test for 2 Seconds
VISO = 240VAC, 60Hz
12V & higher(4)
Open Collector/Drain
Within 1% of Rated Output
Case Temperature
Case Temperature
Case Temperature
10 Seconds max
NOTES: (1) See Typical Performance Curves, page 3
(2) Continuous Mode
(3) See graphs for Efficiency vs. Output Load, VIN, TCASE
(4) 3.3V Models Limited in Trim Down Range
(5) Consult Factory for Details
MIN
0
MIN
1500
1500
500
10
400
-40
-55
+100
TYP
1
0.02
0.2
±.02
1%
130%
120%
125%
2%
100
TYP
2000
180
MAX
75
0.05
0.5
150%
150%
135%
MAX
UNITS
W
%
%
%
%/°C
VOUT, Nom
lOUT, Nom
lOUT, Nom
V
VOUT, Nom
μSec
UNITS
VDC
VDC
VDC
MΩ
pF
μA, rms
420
440
0.5
-50% / +25%
KHz
V
VOUT, Nom
1.0
mA
0.4
V
Open Collector
10.0
12.5
mSec
85 (3.0)
g (oz.)
+25
+100
+25
+125
+115
7.1
+300
°C
°C
°C
°C/W
°C
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Technical enquiries - email: mk@murata-ps.com, tel: +44 (0)1908 615232
MCD_VKA75C Series.D01 Page 2 of 4
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