Datasheet

www.recom-power.com
REV.: 1/2019 ECO-2
DC/DC Converter
Specifications (measured @ Ta= 25°C, nom. Vin, full load and after warm-up unless otherwise stated)
REC15E-Z
Series
BASIC CHARACTERISTICS
Parameter Condition Min. Typ. Max.
Internal Input Filter Pi type
Input Voltage Range
nom. Vin= 24VDC
nom. Vin= 48VDC
9VDC
18VDC
24VDC
48VDC
36VDC
75VDC
Input Surge Voltage 100ms max.
nom. Vin= 24VDC
nom. Vin= 48VDC
50VDC
100VDC
Under Voltage Lockout (UVLO)
nom. Vin= 24VDC
DC-DC ON
DC-DC OFF 7.5VDC
9VDC
nom. Vin= 48VDC
DC-DC ON
DC-DC OFF 16VDC
18VDC
Input Current
nom. Vin= 24VDC
nom. Vin= 48VDC
700mA
350mA
Quiescent Current
nom. Vin= 24VDC
nom. Vin= 48VDC
7mA
5mA
Output Voltage Trimming refer to calculation on page ECO-3 to ECO-4 ±10%
Minimum Load 0%
Start-up Time 20ms 25ms
ON/OFF CTRL
DC-DC ON
DC-DC OFF
Open or 3.5V
CTRL
- 15VDC
Short or 0V
CTRL
- 1.2VDC
Standby Current DC-DC OFF 2mA
Internal Operating Frequency 350kHz
Output Ripple and Noise
(4)
20MHz BW
nom. Vin= 24VDC
nom. Vin= 48VDC
60mVp-p
100mVp-p
continued on next page
Efficiency vs. Load
REC15E-2405SZ
REC15E-2412SZ
0 10 20 30 40 50 60 70 80 90 100
100
80
60
40
90
70
50
30
20
10
0
Efficiency [%]
Output Load [%]
9Vin
12Vin
24Vin
36Vin
0 10 20 30 40 50 60 70 80 90 100
100
80
60
40
90
70
50
30
20
10
0
Efficiency [%]
Output Load [%]
9Vin
12Vin
24Vin
36Vin
Notes:
Note4: Measurements are made with a 1µF MLCC across output. (low ESR)