US Series
50 Watt Flexible Power Supply Platform P
RODUCT
D
ESCRIPTION
The US Series of Switching
power supplies offer flexible input and output options to satisfy a wide range of applications. The options include Universal AC / 48 VDC Input / 24 VDC Input ranges and up to four output voltages that can be set from 2.0 - 48 VDC depending upon the customer requirement. Features include:• 50W with up to 4 outputs• Ruggedized U-channel construction
• Universal AC Input
• RoHS compliant
• 24V and 48V DC Input models available
• International regulatory approvals• Medical versions available
I
NPUT
O
UTPUT
Input - AC Models (US50)
90-264VAC, 47-63 Hz
Line Regulation
± 0.2% for Vin (min.) to Vin (max.)
Hold-Up Time
8msec minimum (Full Load)
Transient Response
Inrush Current
25 Amp Maximum
Over-Voltage Protection
130% Typical (Latched Shut-down)
Input - 48 Vin Models (DP50)
36-72 VDC Input Range
Overload Protection
130% Total Power Limited
Input - 24Vin Models (DM50)
18-36 VDC Input Range
Load Regulation
V1 = ± 3% MaxV2, V3 & V4 = ± 5% Max
Min. Load Requirement
None
Turn-On Delay
2 Sec. Max.
E
LECTROMAGNETIC
C
OMPATIBILITY
Initial Setting Accuracy
± 1%
Ripple (pk-pk max) Electrostatic Discharge
EN61000-4-2, ±4KV Contact / ±8KV Air Discharge ± 1%
Radiated Susceptibility
EN61000-4-3, 26-1000MHz, 10V/M, 80% AM
EFT / Bursts
EN61000-4-4, ±2KV
Surges
EN61000-4-5, ±2KV Line-Earth, ±1KV Line-Line
Conducted Immunity
EN61000-4-6, 0.15-800MHz, 10V, 80% AM
Voltage Dips
EN61000-4-11, 95% Dip & 10ms, 30% Dip & 500ms
S
AFETY
& E
MISSIONS
Voltage Interruptions
EN61000-4-11, 95% Reduction, 5s
Safety Approvals
Emissions
UL/cUL60950, TUV EN60950 & CE Marking
EN55022 Level A
Fluctuations & Flicker
EN61000-3-3
Electromagnetic compatibility specs apply to AC-DC Models only, please consult Digital Power for DC-DC specs.
E
NVIRONMENTAL
Operation Temperature
-0 ~ +50C. De-rate 2.5%/C up to +71C
Storage Temperature
-40C to +85C
Cooling
28 CFM for full load (40W Convection)
Humidity
Up to 95% RH Non-condensing
Shock & Vibration
0.75G Peak 5Hz - 500Hz
MTBF
>280,000 Hours per Belcore 332 issue 6 Phone: (866) 344-7697www.digipwr.comDigital Power Corporation Phone: (866) 344-7697www.digipwr.comDigital Power Corporation
