Datasheet

R-78B-1.5
www.recom-international.com I-27REV: 1/2013
INNOLINE
DC/DC-Converter
Characteristics
Efficiency (%)
50
Efficiency Vs Vin (Full Load)
Vo=1.8V
Vo=2.5V
Vo=5V
Vo=3.3V
25
Vin ( V )
10 15
18
75
100
Vo=1.5V
Vo=6.5V
5
Efficiency
Efficiency (%)
100
Efficiency Vs Load ( Vin=Max )
Vo=1.5V
Vo=3.3V
Vo=5V
Vo=2.5V
50
Output Current ( A )
0.5
1.0
1.5
75
25
Vo=1.8V
Vo=6.5V
Efficiency (%)
100
Efficiency Vs Load ( Vin=Min )
Vo=1.5V
Vo=3.3V
Vo=5V
Vo=2.5V
50
Output Current ( A )
0.5
1.0
1.5
75
25
Vo=1.8V
Vo=6.5V
Ripple (mV)
25
Ripple Vs Vin (Full Load)
Vo=1.8V
Vo=2.5V
Vo=5V
Vo=3.3V
Vin ( V )
10 15
18
50
Vo=1.5V
Vo=6.5V
5
Ripple
Ripple (mV)
50
Ripple Vs Load ( Vin=Max )
Vo=1.5V
Vo=2.5V
Vo=5V
Vo=3.3V
25
Output Current ( A )
0.5
1.0
1.5
Vo=6.5V
Vo=1.8V
Ripple (mV)
50
Ripple Vs Load ( Vin=Min )
Vo=1.5V, 1.8V
Vo=2.5,V, 3.3V
Vo=5V
25
Output Current ( A )
0.5
1.0
1.5
Vo=6.5V
R-78Bxx-1.5
(L) Series
Add a blocking diode to Vout if
current can flow backwards into
the output, as this can damage
the converter when it is powered
down.
The diode can either be fitted
across the device if the source is
low impedance or fitted in series
with the output (recommended).
Optional Protection Circuit
Optional Protection 1:
Optional Protection 2:
R-78xx-xx
-Vout
+Vout
+Vin
-Vin
R-78xx-xx
-Vout
Vout=
+Vout -
0.3V
+Vin
-Vin
Schottky Diode