20DAWE_1.5 series
20W - Single/Dual Output - Wide Input - Isolated & Regulated
DC-DC Converter
DC-DC Converter
20 Watt
Efficiency up to 90%
Operating temperature
range: -40°C ~ +85°C
The 20DAWE_1.5 series are isolated 20W DC-DC products with a 2:1 input
voltage range. They feature efficiencies of up to 90%, 1500VDC input to
output isolation, operating ambient temperature range of -40°C ~ +85°C,
output short-circuit, over-voltage and over-current protection. They meet
CLASS A of CISPR32/EN55032 EMI standards without external compo-
nents.
2:1 wide input voltage range
Output over current, over
voltage protection
Six-sided metal shield
Industry standard pinout
Meet CISPR32/EN55032 CLASS A,
without extra components
EN60950 approved
Short circuit protection (SCP)
1.5kVDC isolation
No-load power consumption
as low as 0.15W
They are widely used in applications such as data transmission device,
battery power supplies, tele-comunication device, distributed power
supply system, hybrid module system, remote control system, industrial
robot system fields.
UL-60950-1 (E347551)
Common specifications
Short circuit protection:
Cooling:
Output specifications
Hiccup, continous, self-recovery
Free air convection
Item
Test condition
Min
Typ
1
Max
3
Units
%
Output voltage
accuracy(1)
5%-100% load
20DAWE_1215D1.5
Vibrating:
10-150GHz, 5G, 90 Min. along X, Y and Z
-40°C~+85°C
0%-100% load
20DAWE_1224D1.5
• positive output
• negative output
Others
Operation temperature range:
Storage temperature range:
Pin soldering resistance temperature:
Case temperature:
-55°C~+125°C
1
2
1
3
4
3
%
%
%
300°C MAX, 1.5mm from case for 10 sec
105°C MAX, refer to temperature dera-
ting curve (20DAWE_12110S1.5)
Line regulation(2)
(Full load, input vol-
tage low to high)
• positive output
• negative output
0.2
0.5
0.5
1
%
%
Storage humidity range:
5-95%RH
Load regulation
(5% to 100% load)
20DAWE_1215D1.5/
20DAWE_1224D1.5
• positive output
• negative output
Switching frequency (PWM mode):
20DAWE_12110S1.5: 300KHz TYP
Others: 270kHz TYP
0.5
1
1
1.5
%
%
Case material:
Aluminium alloy
1000 K hours MIN
26g
MTBF (MIL-HDBK-217F@25°C):
Weight:
Others
• positive output
• negative output
0.5
0.5
1
1.5
%
%
Dimensions:
50.80 × 25.40 × 11.80 mm
Cross regulation
Dual output with
5
%
positive output at 50%
load, negative output
from 10%-100% load
Input specifications
Item
Test condition
Min
Typ
Max
Units
Transient recovery 25% load step change
time
300
500
µs
Reflected ripple
current
12VDC input
• 110V output
• others
20
30
mA
mA
Transient respon-
se deviation
25% load step change
• 3.3/5/ 5VDC output
• others
5
3
8
5
%
%
24/48VDC input
30
mA
Temperature drift
Ripple & Noise(3)
Trim
100% full load
0.03 %/°C
Surge voltage
(1 sec. max)
• 12VDC input
• 24VDC input
• 48VDC input
-0.7
-0.7
-0.7
25
VDC
VDC
VDC
20MHz Bandwidth
50
10
100
mVp-p
%Vo
50
100
Input voltage range
(24V/48V input series)
Start-up voltage
Start-up time
• 12VDC input
• 24VDC input
• 48VDC input
9
18
36
VDC
VDC
VDC
Over voltage
protection
Input voltage range
(all models; except
20DAWE_12110S1.5)
110
110
160
%Vo
Nominal input & cons-
tant resistance load
10
ms
Over current
protection
Input voltage range
• 20DAWE_12110S1.5
• Others
130
%Io
%Io
Input filter
Ctrl(1)
Pi
190
• Module on
Ctrl pin open or pulled high
(3.5-12VDC)
Ctrl pin pulled low to GND
(0-1.2VDC)
① Output voltage accuracy of 5VDC/ 9VDC output converter for 0%-5% load is
5% max;
② Load regulation for 0%-100% load is 5%;
③ The “parallel cable” method is used for Ripple and Noise test. Ripple & noise at
5% load is 5%Vo. Max.
• Module off
• Input current when off
20DAWE_12110S1.5
Others
5
4
mA
mA
7
Hot plug
Unavailable
Example:
20DAWE_2415S1.5
① The Ctrl pin voltage is referenced to input GND.
20 = 20Watt; D = DIP; A = series; W = wide input (2:1) 18-36Vin;
E = cost effective; 15Vout; S = single output; 1.5 = 1500VDC isolation
Page 1 of 6
20DAWE_1.5 – Rev. 2020-1.2
Specifications subject to change without notice.
GAPTEC-Electronic GmbH & Co. KG
sales@gaptec-electronic.com – www.gaptec-electronic.com
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