Datasheet

www.recom-power.com
REV.: 4/2019 I-5
DC/DC Converter
Specifications (measured @ Ta= 25°C, nom. Vin, full load and after warm up unless otherwise specified)
R-78B-2.0
Series
INSTALLATION and APPLICATION
Positive to Negative
Part Input Output Output Efficiency @ full load External
Number Voltage Range Voltage Current @ min Vin @ max. Vin Capacitor
[VDC] [VDC] [mA] [%] [%] [C1 / C2]
R-78B1.2-2.0 4.75 - 32 -1.2 -1000 86 86 10µF / 10µF
R-78B1.5-2.0 4.75 - 32 -1.5 -1000 74 87 10µF / 10µF
R-78B1.8-2.0 4.75 - 32 -1.8 -1000 76 88 10µF / 10µF
R-78B2.5-2.0 4.75 - 32 -2.5 -1000 79 89 10µF / 10µF
R-78B3.3-2.0 4.75 - 32 -3.3 -1000 83 89 10µF / 10µF
R-78B5.0-2.0 6.5 - 32 -5 -1000 86 90 10µF / 10µF
R-78B9.0-2.0 11 - 32 -9 -1000 90 91 10µF / 10µF
R-78B12-2.0 15 - 32 -12 -1000 91 92 10µF / 10µF
R-78B15-2.0 18 - 32 -15 -1000 92 93 10µF / 10µF
C1
Vin
GND
Vout
C2
0V
0V
+Vin
-Vout
R-78B-2.0
Dimension Drawing (mm)
Pin Connections
Pin # Single
1 +Vin
2 GND
3 +Vout
Tolerance: xx.x= ±0.5mm
xx.xx= ±0.25mm
Bottom View
Top View
321
321
8.511.5
17.5
4.10
2.00
3.21 5.08
0.51
0.64
+0.10/-0.05
0.64
+0.10/-0.05
2.54
2.54
Marking
embossed logo
Recommended Footprint Details