TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
005AAS05 B□
Highlights & Features
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Meet Efficiency Level VI
Safety Approvals to IEC 60601-1 3.1rd ed. & IEC 62368-1
Compliant with IEC 60601-1-2 4th Ed. Requirements
IP22 Ingress Protection Rating
1 Million Hours MTBF
Safety Standards
CB Certified for worldwide use
Model Number:
MDS-005AAS05 B□
Unit Weight:
100 grams (3.6 ounces)
Dimensions (W x L x H): 39.5 x 56.5 x 28.0 mm
(1.56 x 2.23 x 1.1 inch)
General Description
The MDS series of external power supply come with universal AC input at 90Vac to 264Vac. Other features include low touch current,
risk management report available and the electric shock protection comply with 2 x MOPP. The MDS series is certified for EMC
standards according to EN 55011 for industrial, scientific and medical (ISM) radio-frequency equipment and EN 55032 for Information
Technology Equipment (ITE) radio-frequency equipment.
The MDS series of external power supply come with both medical and ITE safety approvals including CE/CB certification and are fully
compliant with RoHS Directive for environmental protection.
Model Information
Medical AC-DC Charger
Model Number
MDS-005AAS05 B□
Input Voltage Range
Output Voltage
Output Current
90-264Vac
5Vdc
1A
Model Numbering
MDS
-
Delta Medical
Power Supply
005
AAS
05
Output Power*
005 → 5W
Family Code
Output Voltage
Single Output:
05 for 5V
* Maybe lower at some voltage.
1
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
B□
Control Code
BV : US Type with Barrel
Type connector
BU : US Type with Micro
USB connector
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
Specifications
Input Ratings / Characteristics
Nominal Input Voltage
100-240Vac
Input Voltage Range
90-264Vac
Nominal Input Frequency
50-60Hz
Input Frequency Range
47-63Hz
Input Current (max)
0.2A @ 115Vac ; 0.1A @ 230Vac
Efficiency (typ.)
71%, Reference Fig.1
Average Efficiency (min)
73.63% @ 115Vac and 230Vac
Standby Power (max)
0.1W @ 115Vac and 230Vac
Inrush Current (typ.)
No component damage
Touch Current (max)
0.1mA @ 264Vac NC1), 0.3mA @ 264Vac SFC2)
1) NC: normal condition
2) SFC: single fault condition
100
95
E ffic ienc y (% )
90
85
80
115Vac Efficiency
75
230Vac Efficiency
70
65
60
55
50
25%
50%
75%
100%
Output loa d
Fig.1 Efficiency versus output load
Output Ratings / Characteristics
Nominal Output Voltage
5Vdc
Total regulation
±10%
Output Current
1A
Output Power
5W
Line Regulation (max)
±1%
Load Regulation (max)
±9%
Ripple & Noise (typ.)
88mV pk-pk @ Full load, Reference Fig. 3 & 4
Start-up Time(max)
3000ms @ 115Vac
Hold-up Time(min)
5ms @ 115Vac
Dynamic Response (Overshoot & Undershoot O/P Voltage)
±10% @ 50-100% load (Slew Rate: 0.1A/μS, 50% duty
cycle @ 1KHz)
*Periodic and Random Deviation
2
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
(a) 115V
Ripple & Noise measurement circuit
PSU
(b) 230V
Fig. 2 Ripple & Noise example, 20MHz BW
0.47uF Ceramic
10uF Electrolytic
5cm
Load
Scope
Test Fixture
Mechanical
Case Chassis
PC
Case Cover
PC
Dimensions(W x Lx H)
39.5 x 56.5 x 28.0 mm (1.56 x 2.23 x 1.1 inch)
Unit Weight
100 grams (3.6 ounces)
Indicator
NA
Cooling System
Terminal
NA
Input
Output
Wall mount - US Type
BV : Barrel type
BU : Micro USB
Environment
Surrounding Air Temperature
Operating
Storage
0°C to +40°C
Linearly derate, at rate of 0.25 watts per degree C, from
5W at 40 degree C to 2.5W at 50 degree C
-40°C to +85°C
Operating Humidity
5-95% RH (Non-Condensing)
Storage Humidity
5-95% RH (Non-Condensing)
Operating Altitude
Up to 3,000 meters (up to 9,842 feet or 106-70kPa)
Shock Test (Non-Operating)
50G, 11ms, 3 shocks for each direction
Vibration (Operating)
5-500Hz, 2.09Grms, 20 minute for each three axis
3
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
Protections
Over Voltage (max)
150% of rated output voltage
(Non-latch Mode)
130% of rated load current.
(Non-Latching, Auto-Recovery)
Over Load / Over Current (max)
Over Temperature
Hiccup Mode,
(Non-Latching, Auto-Recovery)
Short Circuit
Hiccup Mode,
(Non-Latching, Auto-Recovery)
Degree of Protection
IP22
Protection Against Shock
Class II
*PE: Protective Earth
Reliability Data
MTBF(Minimum) at 100Vac, 5W, 25 °C
1 Million Hours based on Telecordia SR-332
Operating life(Minimum) at 100Vac, 5W, 25°C
26,280 hrs
Safety Standards / Directives
Medical Safety
ITE Safety
IEC60601-1 3rd and 3.1rd editions CB reports
IEC60601-1 edition 3.1rd (2012), EN60601-1 (2006) +
A11 + A1 + A12, CAN/CSA-C22.2 NO. 60601-1:14,
ANSI/AAMI ES60601-1:2005/(R)2012
MDS-005AAS05 BV/BU
MDS-005AAS05 BU
CE
BSMI, J60950-1 (H26)
MDD Directive 93/42/EEC
Galvanic Isolation
4
IEC60950-1 (Ed.2,2005), IEC62368-1
Input to Output
4000 Vac
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
EMC (Compliant with IEC 60601-1-2 4th Ed. Requirements)
EMC / Emissions
Harmonic Current Emissions
EN 55011 & EN55032, FCC Title 47 Class B
IEC61000-3-2
Immunity to
Voltage Flicker
IEC61000-3-3
Electrostatic Discharge
IEC61000-4-2
Level 4 Criteria A1)
Air Discharge: 15kV
Contact Discharge: 8kV
Radiated Field
IEC61000-4-3
Criteria A1)
80MHz-2700MHz, 10V/m AM modulation
385MHz-5785MHz, 28V/m Pulse mode and other
modulation
Electrical Fast Transient / Burst
IEC61000-4-4
Level 3 Criteria A1): 2kV
Surge
IEC61000-4-5
Level 3 Criteria A1)
Differential Mode3): 1kV
Conducted
IEC61000-4-6
Level 2 Criteria A1)
150kHz-80MHz, 3Vrms, 6Vrms at ISM bands and
Amateur radio bands
Power Frequency Magnetic Fields
IEC61000-4-8
Criteria A1)
Magnetic field strength 30A/m
Voltage Dips
IEC61000-4-11
Criteria B2)
0% UT, 0.5 cycle (10ms)
, 0o/45o/90o/135o/180o/225o/270o/315o/360o
Criteria B2)
0% UT, 1 cycle (20ms), 0o
Criteria A1)
70% UT, 25 cycle (500ms), 0o
Criteria B2)
0% UT, 250 cycle (5000ms), 0o
1) Criteria A: Normal performance within the specification limits
2) Criteria B: Output out of regulation, or shuts down during test. Automatically restore to normal operation after test.
3) Symmetrical: Differential mode (Line to line)
5
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
Block Diagram
6
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
Dimensions
W x L x H: 39.5 x 56.5 x 28.0 mm (1.56 x 2.23 x 1.1 inch)
MDS-005AAS05 BV
Notes
– Dimensions are in mm.
– The plug’s polarity:
7
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
MDS-005AAS05 BU
Notes
–
Dimensions are in mm.
8
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
Functions
Start-up Time
The time required for the output voltage (Vo) to reach 90% of its set value, after the input AC voltage is applied.
Rise Time
The time required for the output voltage (Vo) to change from 10% to 90% of its steady state value.
Hold-up Time
Hold up time is the time when the AC input collapses and output voltage retains regulation for a certain period of time. The time
required for the output to reach 95% of its set value, after the input voltage is removed.
■ Graph illustrating the Start-up Time, Rise Time, and Hold-up Time
9
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
Dynamic Response
Short Circuit Protection
The power supply output voltage will remain within ±10% of its
steady state value, when subjected to a dynamic load change
from 50 to 100% of its rated current.
The power supply’s output OLP/OCP function also provides
protection against short circuits. When a short circuit is applied,
the output current will operate in “Hiccup mode”, as shown in the
illustration in the OLP/OCP section on this page. The power
supply will return to normal operation after the short circuit is
removed.
Overload & Over current Protections
The power supply’s Overload (OLP) and Over current (OCP)
Protections will be activated when output current is between
110% and 130% of IO (Max load). Upon such an occurrence, VO
will start to drop. Once the power supply has reached its
maximum power limit, the protection will be activated. and the
power supply will go into “Hiccup mode” (Auto-Recovery). The
power supply will recover once the fault condition causing the
OLP and OCP is removed and IO is back within the specified limit.
Inrush Current
Inrush current is the input current that occurs when the input
voltage is first applied. For AC input voltages, the maximum peak
value of inrush current will occur during the first half cycle of the
applied AC voltage. This peak value decreases exponentially
during subsequent cycles of AC voltage.
Additionally, if the IO is 110% for a prolong period of
time (depending on the load), the Over Temperature Protection
(OTP) will be activated due to high temperature on critical
components. The power supply will then go into hiccup mode until
the fault is removed; and, the input voltage is removed, then
reapplied.
Over Temperature Protection
Overvoltage Protection
The power supply’s overvoltage circuit will be activated when its
internal feedback circuit fails. The power supply will shut down
before the output reaches the maximum value shown in
“Protections” section on page 4. The output will fall to
approximately zero volts, but will not latch off. The output will
remain at this value, until the cause of the failure is no longer
present. The output will then return to its’ rated operating
voltage. Removal and reapplication of input voltage, in order to
restore rated output voltage (after cause of failure is no longer
present) is not required.
10
As mentioned above, the power supply also has Over
Temperature Protection (OTP). This is activated when the
overload condition persists for an extended duration and the
output current is below the overload trigger point but >100% load.
In the event of a higher operating condition at 100% load, the
power supply will run into OTP when the surrounding air
temperature is higher than the operating temperature. When
activated, the output voltage will go into hiccup mode until the
input voltage is removed; then, reapplied, and the surrounding air
temperature drops to its normal operating temperature.
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)
TECHNICAL DATASHEET
MDS Medical AC-DC Wall Mount Adapter
5Volt, 5Watt / MDS-005AAS05 B□
Attention
Delta provides all information in the datasheets on an “AS IS” basis and does not offer any kind of warranty through the information for
using the product. In the event of any discrepancy between the information in the catalog and datasheets, the datasheets shall prevail
(please refer to www.DeltaPSU.com for the latest datasheets information). Delta shall have no liability of indemnification for any claim
or action arising from any error for the provided information in the datasheets. Customer shall take its responsibility for evaluation of
using the product before placing an order with Delta.
Delta reserves the right to make changes to the information described in the datasheets without notice.
Certificate
Delta has been certified as meeting the requirement of ISO 13485: 2003 and EN ISO
13485:2012 for the design and manufacture of switching power supply and adaptor for
medical device.
Delta is approved for the UL Total Certification Program (TCP) approved client laboratory for
IEC62368-1. Delta also has participated UL Client Test Data Program (CTDP) for IEC 60601.
Meet Level VI Efficiency Requirement
11
All parameters are specified at 25°C ambient unless otherwise noted.
www.DeltaPSU.com (September 2020, Rev. 05)