PACKAGING INFORMATION

Packaging Dimension (LxWxH)

Tube

520.0 x 54.5 x 21.0mm

Packaging Quantity

18pcs

Storage Temperature Range

-55°C to +125°C

REC20

Series

DC/DC Converter

ECO-6

REV.: 1/2016

www.recom-power.com

The product information and specifications are subject to change without prior notice. RECOM products are not authorized for use in safety-critical applications (such as life support) without RECOM’s explicit written

consent. A safety-critical application is defined as an application where a failure of a RECOM product may reasonably be expected to endanger or cause loss of life, inflict bodily harm or damage property. The buyer

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.

INSTALLATION and APPLICATION

External Output Voltage Trimming

R1

Rd

R2

R3

-Vout

Trim

RU

R1

R2

R3

+Vout

Trim

R1

Rd

R2

R3

-Vout

Trim

RU

R1

R2

R3

+Vout

Trim

Trim up

Trim down

RU =

aR2

- R3

a =

Vref

x R1

R2-a

Vó - Vref

Rd =

bR1

- R3

b =

Vref

x R2

R1-b

Vó - Vref

Notes:

Note4:

RU and Rd is mean trim resistor, please check the formula.

Note5:

a & b: user define parameter, no actual meanings.

Note6:

Vó is mean trim up/down voltage.

Note7:

Value for R1, R2, R3 and Vref refer to table.

Output

Voltage

3.4V

5.1V

12V

15V

R1

2.1K

2.21K

8.87K

6.04K

R2

1.2K

2.1K

2.4K

1.2K

R3

4.7K

7.32K

15K

9.76K

Vref

1.24V

2.5V

2.5V

2.5V