3ACEW_4 series
3Watt - AC-DC converter
AC-DC Converter
3 Watt
Ultra-wide 85-305VAC and
100-430VDC input voltage range
1×1 inch compact size
Plastic case meets UL94V-0
flammability
3ACEW_4 series AC-DC converters is one of GAPTEC’s compact size
power converter. It features ultra-wide AC input and at the same time
accepts DC input voltage, low power consumption, high efficiency, high
reliability, reinforced isolation. It offers good EMC performance compli-
ant to IEC/EN61000-4 and CISPR32/EN55032 and meets IEC/EN/
UL62368/EN60335/EN61558 standards. The converters
EMI performance meets
CISPR32/EN55032 CLASS B,
EN55014
Operating ambient temperature
range: -40°C to +85°C
Up to 79% efficiency
No-load power consumption 0.1W
5000m altitude application
IEC/EN/UL62368/EN60335/
EN61558 safety approved
UL-62368-1 (E347551)
Common specifications
Short circuit protection:
Cooling:
Output specifications
Hiccup, continuous, self-recovery
Free air convec6tion
-40°C to +85°C
Item
Test condition
Min Typ
Max
Units
%
Output voltage
accuracy*
3.3V output
others
3
2
Operation temperature range:
Storage temperature range:
Storage humidity range:
Power derating:
Line regulation
Load regulation
Temperature drift
Ripple & Noise*
Full load
0.5
1
%
-40°C to +105°C
10% - 100% load
100% full load
%
< 95%
0.15
%/°C
+70°C to +85°C: 3.3V
1.67%/°C MIN
20MHz bandwidth
(peak-to-peak value)
+70°C to +85°C: Others 1.33%/VAC MIN
50
0.1
100
mV
W
277VAC - 305VAC:
5000m
1.33%/VAC MIN
Stand-by Power
Consumption
230VAC
Altitude
Safety standard:
IEC/EN/UL62368, IEC/EN60335,
IEC/EN61558
Temperature
0.02
Coefficient
Safety-regulated certification:
Safety class:
IEC/EN/UL62368/EN60335/EN61558
Over-current
Protection
≥200%Io, self-recovery
Class II
Hot plug:
Unavailable
3.3/5VDC output
9VDC output
12VDC output
15VDC output
24VDC output
≤7.5VDC
≤15VDC
≤16VDC
≤20VDC
≤30VDC
Case material:
Black plastic, flame-retardant and heat-
resistant (UL94V-0)
Over-voltage
Protection
Dimension
26.40x14.73x11.00mm
> 2799,000 h
MTBF (MIL-HDBK-217F@25°C):
Designed Life
Min. load
0
%
230VAC: Ta: 25°C 100% load >150x103 h
230VAC: Ta: 70°C 100% load >27x103 h
115VAC input
230VAC input
5
50
Hold-up Time
ms
Note: *The “Tip and barrel method” is used for ripple and noise test, output
parallel 10uF electrolytic capacitor and 1uF ceramic capacitor, please refer to
AC-DC Converter Application Notes for specific information.
Input specifications
Item
Test condition
Min
Typ
Max
Units
Input voltage range • AC Input
• DC Input
85
305
430
VAC
VDC
100
Example:
3ACEW_03S4
Input frequency
47
63
Hz
5 = 3Watt; AC = AC-DC; E = case style; W = wide input
03 = 3.3Vout; S = single output; 3 = 3 kVAC isolation
Input current
• 115VAC
• 230VAC
0.08
0.06
A
A
Inrush current
Leakage Current
• 115VAC
• 230VAC
15
A
A
Note:
25
1. If the product is not operated within the required load range, the product
performance cannot be guaranteed to comply with all parameters in the
datasheet;
277VAC/50Hz
0.25mA RMS Max.
Recommended
External Input Fuse
1A, slow-blow, required
(The actual use needs to be selected according to the
application enviroment)
2. Unless otherwise specified, parameters in this datasheet were measured
under the conditions of Ta = 25°C, humidity <75% with nominal input voltage
and rated output load;
3. All index testing methods in this datasheet are based on our company
corporate standards;
4. We can provide product customization service, please contact our technicians
directly for specific information;
5. Products are related to laws and regulations: see “Features“ and “EMC“;
6. Our products shall be classified according to ISO14001 and related
environmental laws and regulations, and shall be handled by qualified units.
Isolation specifications
Item
Test condition
Min
Typ
Max
Units
VAC
Electric Strength Test
for 1min, leakage cur-
rent <5mA
Isolation
(Input-Output)
4000
Page 1 of 4
3ACEW_4 – Rev. 2020-1.0
Specifications subject to change without notice.
GAPTEC-Electronic GmbH & Co. KG
sales@gaptec-electronic.com – www.gaptec-electronic.com
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