www.recom-power.com

REV.: 0/2017

P-3

Reference Design

R-REF02-78S

The product information and specifications may be subject to changes even without prior written notice.The product has been designed for various applications; its suitability lies in the responsibility of each customer. The

products are not authorized for use in safety-critical applications without RECOM’s explicit written consent. A safety-critical application is an application where a failure may reasonably be expected to endanger or cause

loss of life, inflict bodily harm or damage property. The applicant shall indemnify and hold harmless RECOM, its affiliated companies and its representatives against any damage claims in connection with the unauthorized

use of RECOM products in such safety-critical applications.

Layout

BOM

Vin

Vout

GND CTRL

BAT1

2460

1

2

GND

GND

GND

1

3

2

2

2

1

1

J1

0022032021

002032021

U1

R-78S3.3-0.1

R-78S

Top Layer

Bottom Layer

Part Name/Number

Description

Manufacturer Part Number Manufacturer

Qty.

Comps.

BATTERY_HOLDER_AA Holder Battery 1Cell AA PCB MNT

2460

Keystone Electronics

1

BAT1

JUMPER_2PINS

2 Position Header Connector 0.100" (2.54mm)

Through Hole Tin

0022032021

Molex

2

J1 J2

R-78S3.3-0.1

DC DC Converter 3.3V

R-78S3.3-0.1

RECOM

1

U1

x

Schematic