DC/DC Converter

ECO-2

REV.: 1/2016

www.recom-power.com

REGULATIONS

Parameter

Condition

Type

Values

Output Voltage Accuracy

±1% max.

Voltage Adjustability

±10% typ.

Line Voltage Regulation

low line to high line, full load

±0.2% max.

Load Voltage Regulation

0% to 100% load

single output

dual output

±0.5% max.

±1% max.

Cross Regulation

25% to 100% load

dual output

±5% max.

Transient Response Recovery Time

25% load step change

250µS typ.

continued on next page

REC20-Z

Series

BASIC CHARACTERISTICS

Parameter

Condition

Min.

Typ.

Max.

Input Voltage Range

nom. Vin= 24V

nom. Vin= 48V

9VDC

18VDC

36VDC

75VDC

Start/up Time

10ms

Under Voltage Lockout

nom. Vin= 24V

DC-DC ON

DC-DC OFF

9VDC

7.5VDC

nom. Vin= 48V

DC-DC ON

DC-DC OFF

18VDC

16VDC

Remote ON/OFF

DC-DC ON

DC-DC OFF

Open or 2.5V<Vr<12V

Short or 0V<Vr<1.2V

Operating Frequency

300kHz

Minimum Load

0%

100mVp-p

Efficiency vs. Load

Output Current (A)

0

65

75

70

85

80

90

95

100

1

2

3

4

6

5

18V

24V

48V

75V

18V

24V

48V

75V

Output Current (A)

0

65

75

70

85

80

90

95

100

1

2

3

4

6

5

REC20-485.1SZ

REC20-4815SZ

Notes:

Note1: Ripple and Noise is measured with a 20MHz bandwidth and a 0.1µF ceramic capacitor.