XPiQ inc JPS250PS48C, JPS250PS24C, JPS250PS24, JPS250PS15C, JPS250PS15 Datasheet
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JPS250 Series Application Note
Headquarters: 508-429-9883
1
JPS250 Series
Application Note
Contents:
1. Introduction
2. Safety Agency Approvals
3. Emission Standards
4. Input Specifications
5. Output Specifications
6. General Specifications
7. Environmental Specifications
8. Mechanical Specifications
9. Control & Supervisory Signals
10. Characteristic Curves
11. Part Numbering (Options)
12. Warranty Statement
Section 1: Introduction
The JPS250 Series Switching Power Supply is a single output switcher
that utilizes Zero Voltage / Zero Current topology to allow efficient
operation, small size and quite operation. The Supplies offer 250 watt
operation with 18 cfm airflow and 200 watt convection cooled operation.
Features Include:
§ Ideal for 1U High / Low Profile Applications
§ Active Power Factor Correction for EN61000-3-2 Compliance
§ Greater than 80% Efficiencies
§ World-Wide Safety Approvals
§ Class B Emissions
§ Full Featured Control and Status Signals
Section 2: Safety Agency Approvals
UL 1950.....................................................................................................Approved
CSA 22.2 # 234....................................................................................Approved
TUV EN60950............................................................................................Approved
CE Mark............................................................................................................Filed
Section 3: Emission Standards
FCC.................................................................................................. 20780 Level B
CISPR .........................................................................................EN55022 Class B
EN61000-3-2 ..................................................................................................... Pass
EN61000-4-2 level 4 (ESD Susceptibility) ..................................................8 kv
EN61000-4-3 level 3 (Radiated Susceptibility) ..................................... 10 V/M
EN61000-4-4 level 3 (EFT / Burst) ............................................................ ±2kv
EN61000-4-5 class 3 (Input Transient Protection) ............. 1 kV line to line
2 kV Line to Ground
JPS250 Series Application Note
Headquarters: 508-429-9883
2
Section 4: Input Specifications
VAC Input Range................................................. Universal Input (85-264 VAC)
Input Frequency.......................................................................................... 47-63Hz
Turn on/off VAC ...........................................on @ 82 VAC / off @ 80 VAC
Inrush Current .............................. 30a @ 115 VAC / 60a @ 230 VAC max
Nominal Input Current..................... 2.75a @ 115 VAC / 1.4a @ 230 VAC
VDC Input Range ...................................................................... 170 – 370 VDC
Hold-up Time............................................................................... 20ms minimum
Input Protection.............................................................................Single 5A Fuse
Power Factor .................................................................................... 0.9 minimum
Leakage Current.......................................................................................... <700uA
Section 5: Output Specifications
Output Power.......................................................................................... 250 Watts
Minimum Load Required ...................................................................................n/a
Line Regulation .........................................................................±0.5% maximum
Load Regulation ...........................................................................±1% maximum
Set-Point Tolerance.........................................................................................±1%
Adjustment Range via trim pot..................................................................±10%
Ripple & Noise.................................................1% pk-pk maximum (20 mHz)
Transient Response.................................................................4% max deviation,
<500µs recovery with 25% load change
Over Voltage Protection ..............................115-140% of nominal, recycle AC
Over Current Protection ......................... 115-140% of nominal, auto recovery
Over Temperature Protection .................................................................... standard
Output Currents:
Model
Maximum
Power
(1)
Output
Voltage
with
18 CFM
Convection
Cooled
JPS250PS05 225 W 5 V 45.0 A 36.0 A
JPS250PS12 250 W 12 V 21.0 A 17.0 A
JPS250PS15 250 W 15 V 17.0 A 13.5 A
JPS250PS24 250 W 24 V 10.4 A 8.5 A
JPS250PS48 250 W 48 V 5.2 A 4.3 A
Table 1: Output Voltages & Currents
Section 6: General Specifications
Efficiency .............................................>80% Typical (see characteristic curves)
Power Density ....................................................................................4.9w per in
3
MTBF ......................................................... >200,000 Hours per MILHDBK 217F
Withstand Voltage ..................................................... 3000 VAC Input to Output
1500 VAC Input to Ground
500 VAC Output to Ground
Model Eff.% Voltage Current
JPS250PS05* 81.5 - 84.9 4.94-4.95 45 A*
JPS250PS12 82.6 - 85.1 11.973-
11.976
21 A
JPS250PS15 83 - 85.5 14.856-
14.862
17 A
JPS250PS24 83 - 87 23.977-
23.977
10.4 A
JPS250PS48 83.6 - 87.4 47.915-
47.904
5.2 A
* 225 Watts Maximum Power for 5v output model
Section 5: Environmental Specifications
Operating Temperature.................................................................................0-50°C
De-Rating........................................................... See De-Rating Curves (Table 3)
Cooling ..................................................................... 18cfm for 250 W operation
..........................................................................Convection for 200 W Operation
Storage Temperature ......................................................................... -20 / +85°C
Temperature Coefficient.................................................................. ±0.05% / °C
Humidity (non-condensing)......................................................................... 5-95%
Altitude .................................... 10,000 Feet Maximum for 250 Watt Operation
* De-Rate 5v output model 10%
JPS250 Series Application Note
Headquarters: 508-429-9883
3
Section 6: Mechanical Specification
Description ...........................................................................U-Frame Construction
Size ...............................................8 x 4.2 x 1.5” (203.2 x 106.7 x 38.1mm)
Weight................................................................................................................900g
Mechanical Drawing for all models other than JPS250PS05
#6-32 Mounting Hole x 8
Max Penetration of 4mm
6.5” (165.1mm)
3.75”
95.3mm
Mechanical Drawing for JPS250PS05
(requires more terminals for output current)
TB2 PIN Assignments: TB2 terminal block connections are for the
output Voltage and current and are defined as follows:
TB3 PIN Assignments: TB3 connection is for 12v @ 300ma fan
output (not available on the JPS250PS05). Pin 1 is +12v, Pin 2 is
Return. Mating Connector is Molex 5045-02A or equivalent.
TB4 Pin Assignments: TB4 connections are for Control and
Supervisory Signals. Mating Connector is 70246-10
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