Datasheet

www.recom-power.com
REV.: 3/2019 I-3
DC/DC Converter
Specifications (measured at Ta= 25°C, minimum load, otherwise specified)
R-78C-1.0
Series
EMC Compliance
Condition
Standard / Criterion
Electromagnetic compatibility of multimedia equipment -
Emission requirements
with external filter
(see filter suggestion below)
EN55032, Class A and B
DIMENSION AND PHYSICAL CHARACTERISTICS
Parameter Value
Material
case
potting
non-conductive black plastic, (UL94 V-0)
silicone, (UL94 V-0)
Package Dimension (LxWxH) 11.6 x 8.5 x 10.4mm
Package Weight 2g typ.
Bottom View
Top View
embossed logo
321
321
2.00
8.511.6
0.70
+0.10/-0.05
3.215.08
10.44.10
0.51
0.25
±0.05
Marking
2.54
2.54
Dimension Drawing (mm)
Recommended Footprint
Pin Connections
Pin # Function
1 +Vin
2 GND
3 +Vout
Tolerance: xx.x= ±0.50mm
xx.xx= ±0.25mm
EMC Filter Suggestion according to EN55032
R-78C-1.0
C
1
C
2
GND
+V
out
+V
in
GND
+V
out
GND
+V
in
L
1
Component List Class A
Component List Class B
MODEL C1 L1
R-78C3.3-1.0
10µF
100V MLCC
5.6µH choke
RLS-567
R-78C5.0-1.0
MODEL C1 C2 L1
R-78C3.3-1.0
10µF
100V MLCC
10µF
100V MLCC
12µH choke
RLS-126
R-78C5.0-1.0
Notes:
Note3: Filter suggestions are valid for indicated part numbers only. For other part numbers, please contact RECOM tech support for advice