OKI-78SR Datasheet, PDF (5/10 Pages) Murata Power Solutions Inc. – Fixed Output 1.5 Amp SIP DC/DC Converters

PRELIMINARY
PERFORMANCE DATA – OKI-78SR3.3/1.5-W36
Efficiency vs. Line Voltage and Load Current @ +25˚C. (Vout = Vnom.)
100
90
80
70
60
50
40
30
20
10
0
0
VIN = 7V
VIN = 12V
VIN = 36V
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
Load Curre nt (Amps)
Output Ripple and Noise (Vin=7V, Vout=nominal, Iout=1.6A, Cload=0, Ta=+25˚C.,
ScopeBW=100MHz)
OKI-78SR Series
Fixed Output 1.5 Amp SIP DC/DC Converters
Maximum Current Temperature Derating at sea level (Vin=7V. to 36V.)
2.00
65 LFM
1.00
0.00
20 25 30 35 40 45 50 55 60 65 70 75 80 85
Ambient Temperature (ºC)
Output Ripple and Noise (Vin=12V, Vout=nominal, Iout=1.6A, Cload=0, Ta=+25˚C.,
ScopeBW=100MHz)
Output Ripple and Noise (Vin=36V, Vout=nominal, Iout=1.6A, Cload=0, Ta=+25˚C.,
ScopeBW=100MHz)
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22 Mar 2010 MDC_OKI-78SR-W36.A01_D6 Page 5 of 10