AC-DC
Specification
250/350 Watts
•200 W / 300 W with Convection Cooling
•High Efficiency - up to 88%
•Meets 1U, Low Profile Requirements
•AC OK & DC OK Signals
•Zero Voltage Switching Technology
•Remote On/Off & Remote Sense
•3 Year Warranty
JPS250/350 Series
Input
Input Voltage • 85-264 VAC (170-370 VDC)
Input Frequency • 47-63 Hz
Input Current • 2.75 A/1.40 A max at 115 VAC/ 230 VAC (JPS250)
4.5 A/2.2 A max at 115 VAC/230 VAC (JPS350)
Inrush Current • 30 A at 115 VAC, 60 A at 230 VAC
Power Factor • 0.9 typical
Earth Leakage Current • 3.0 mA max 264 VAC/60 Hz
Input Protection • Internal T5 A, 250 VAC fuse (JPS250)
Internal T6.3 A, 250 VAC fuse (JPS350)
Output
Output Voltage • See tables
Output Voltage Trim • ±10% on output 1 only (VR1)
Initial Set Accuracy • At 60% rated load ±1% on V1 & V2,
±5% on V3 & V4
Minimum Load • Single output models: No minimum load
required. Multi-output models, see note 4
Start Up Delay • 2 s typical
Start Up Rise Time • 80 ms typical (JPS250)
100 ms typical (JPS350)
Hold Up Time • 20 ms min at low line & rated load
Line Regulation • ±0.5% at rated load across input voltage range
Load Regulation • ±1% for single output models & V1 & V2 of
multi-output models, ±5% for V3 & V4
Transient Response • 4% max deviation, recovery to within
1% in 500 µs for a 25% load change
Ripple & Noise • ±1% max pk-pk, 15 MHz bandwidth,
see note 2 under model tables
Overvoltage Protection • 115-140% on single outputs & V1 of quad
output models, recycle input to reset
Overtemperature • Shuts down at +110 °C, auto recovery,
Protection measured internally
Overload Protection • 110-130% of max rated load on all O/Ps,
auto recovery
Short Circuit Protection • Trip and restart (Hiccup mode), auto recovery
Temp. Coefficient • ±0.05%/°C
Remote Sense • Compensates for up to 0.5 V drop
Remote On/Off • On = Logic Low or Open, Off = Logic High
Current Share • Current share on single output models & V1
& V2 of multi-output models (4 supplies can
be paralleled)
Fan Output • See mechanical notes for ordering information
xppower.com
General
Efficiency • Up to 88%
Isolation • 3000 VAC Input to Output
1500 VAC Input to Ground
500 VAC Output to Ground
Switching Frequency • 120 kHz typical for PFC and PWM
Power Density • 4.96 W/In3
Signals • AC OK, DC OK, Remote On/Off
(see control and supervisory signals)
MTBF • 125 kHrs to MIL-HDBK-217F
at +50 °C, GB (JPS250)
146 kHrs to MIL-HDBK-217F
at +50 °C, GB (JPS350)
Environmental
Operating Temperature • 0 °C to +70 °C, (see derating curve)
Full power to +50 °C
Cooling • 250 W with 18 CFM airflow (JPS250)
200 W convection cooling (JPS250)
350 W with 18 CFM airflow (JPS350)
300 W convection cooling (JPS350)
Operating Humidity • 5-95% RH, non-condensing
Storage Temperature • -20 °C to +85 °C
Operating Altitude • 2000 m
Vibration • 2 g, 10 Hz to 55 Hz, 30 mins each axis
EMC & Safety
Emissions • EN55022, level B conducted
FCC 20780, level B conducted
Harmonic Currents • EN61000-3-2
ESD Immunity • EN61000-4-2, level 3 Perf Criteria A
Radiated Immunity • EN61000-4-3, 10 V/m Perf Criteria A
EFT/Burst • EN61000-4-4, level 3 Perf Criteria A
Surge • EN61000-4-5, level 3 Perf Criteria A
Dips and Interruptions • EN61000-4-11, 30% 10 ms, 60% 100 ms,
100% 5000 ms, Perf Criteria A, B, B
Safety Approvals • EN60950-1, UL60950-1,
CSA C22.2 No. 60950-1, CE Mark LVD
AC-DC
JPS250 - Single Output
Mechanical Details
Models and Ratings
Output
Power(1)
Output
Voltage
Output Current Ripple & Noise
Pk-Pk
Model
Number(3)
Convection-cooled 18 CFM
225 W 5 V 36.0 A 45.0 A 50 mV JPS250PS05C†^
250 W
12 V 17.0 A 21.0 A 120 mV JPS250PS12C†^
15 V 13.5 A 17.0 A 120 mV JPS250PS15C†^
24 V 8.5 A 10.4 A 200 mV JPS250PS24C†^
48 V 4.3 A 5.2 A 200 mV JPS250PS48C†^
Notes
1. Maximum power with 18 CFM forced air is 250 W, or 200 W with convection cooling.
2. Ripple and noise measured over 15 MHz bandwidth with a 0.47 µF capacitor.
3. For non-current share version delete suffix ‘C’ from model number.
All models (except JPS250PS05)
10
1
2
TB4
6
1
+
-
0.75
(19.1)
0.30
(7.6) 7.40 (188.0)
E
N
L
TB3
TB2
TB1
TRANSFORMER
1.51
(38.3)
3.75
(95.3)
6.50 (165.1)
4.20
(106.7)
8.00 (203.2)
AB
AB
A
B
A
B
A
B
A
B
5.50 (139.0)
0.36
(9.1)
Voltage Adj.
VR1
All dimensions are in inches (mm)
Tolerance: ±0.03 (0.8) max
Weight: 1.65 lbs (750 g) approx.
1. TB3 is for fan, with Molex 5045-02A or equivalent.
5 V model: 5 V at 390 mA, 24 V model: 24 V at 80 mA,
all other models: 12 V at 112 mA
2. TB1 (AC input) and TB2 (DC output) are terminal blocks.
3. TB4 signal connector is Molex 70246-10 or equivalent.
4. Fan cover option available, order part number:
5 V models: JPS250 F/CVR 5†^
12, 15 & 48 V models: JPS250 F/CVR†^
24 V models: JPS250 F/CVR 24†^
Or add suffix ‘-E’ to model number to receive unit with
fan cover fitted. 4.2 x 8 x 2.48 (106.7 x 203.2 x 62.9).
5. For current share operation connect current share (pin 7) between
units. For non ‘C’ models pin 7 (current share) is not used.
6. Input and output terminal screw tightening torque 9 lbs-in (1.0 Nm)
maximum.
JPS250PS05
PIN CONNECTIONS
Pin TB2 TB4
JPS250PS05 All other models All models
1 +5 V +V Signal 0 V
2 +5 V +V DC OK
3 0 V +V AC OK
4 0 V 0 V Remote On/Off
5 0 V 0 V +Sense
6 0 V 0 V -Sense
7 +5 V Current Share(5)
8 +5 V N/C
9 N/C
10 N/C
0.70 (19.1)
1.30 (32.1)
6.50 (165.1)
TB4
10
2
1
5.50 (139.0)
8
1
+
-
E
N
L
TB3
TB2
TB1
TRANSFORMER
3.75
(95.3)
4.20
(106.7)
8.00 (203.2)
AB
ABA
B
Voltage Adj.
VR1
Fixing Holes:
A = #6-32 screw mounting holes
B = M3 x 0.5 screw mounting holes
Maximum mounting screw penetration is 0.16 (4.0) from chassis
outer surface.
Notes
†Available from Farnell. See pages 266-269. ^Available from Newark. See pages 270-272.
AC-DC
JPS250 - Multi Output
Models and Ratings
Mechanical Details
Output 1 Output 2 Output 3 Output 4
Model
Number(3)
Output
V1
Conv.
Cooled
Max
18 CFM
Output
V2
Conv.
Cooled
Max
18 CFM
Output
V3
Conv.
Cooled
Max
18 CFM
Output
V4
Conv.
Cooled
Max
18 CFM
3.3 V 16.0 A 20 A 5 V 12 A 20 A 12 V 5 A 6 A -12 V 1 A 2 A JPS250PQ46C
5.0 V 17.5 A 30 A 12 V 7 A 8 A -12 V 2 A 3 A -5 V 1 A 2 A JPS250PQ41C
5.0 V 20.0 A 25 A 12 V 4 A 6 A 24 V 2 A 3 A -12 V 1 A 2 A JPS250PQ47C
5.0 V 20.0 A 25 A 15 V 3 A 5 A 24 V 2 A 3 A -15 V 1 A 2 A JPS250PQ48C
Notes
1. Maximum power with 18 CFM forced air is 250 W, or 200 W with convection cooling.
2. Ripple and noise measured over 15 MHz bandwidth with a 0.47 µF capacitor.
3. For non current share option delete suffix ‘C’ from model number.
4. All models require 2 A minimum load on V1. On V2, JPS250PQ46 requires 1 A and JPS250PQ41 requires 0.5 A.
1
8
E
N
L
TB3
TB1 TRANSFORMER
4.20
(106.7)
8.00 (203.2)
+
-
TB5
TB2
10
2
1
VR1
VR2
Voltage Adj.
Safety earth connection
0.75
(19.1)
0.30
(7.6) 7.40 (187.9)
1.50
(38.1)
0.16 (4.0)
1.30
(33.1)
A
B
A
B
0.36
(9.1)
0.70
(19.1)
0.22
(5.7)
1.30 (32.1)
6.50 (165.1)
5.50 (139.0)
3.75
(95.3)
8.00 (203.2)
BA
ABBA
BA
All dimensions are in inches (mm).
Tolerance: ±0.03 (0.8) max.
Weight: 1.65 lbs (750 g) approx.
1. TB5 is for fan with Molex 5045-02A or equivalent. 12 V at 112 mA.
2. TB1 (AC input) and TB3 (DC output) are terminal blocks.
3. TB2 signal connector is Molex 70246-10 or equivalent.
4. Fan cover option available, order part number:
PQ41, PQ46 & PQ47: JPS250 F/CVR†^PQ48: JPS250 F/CVR 24†^
or add suffix ‘-E’ to model number to receive unit with fan cover fitted.
4.2 x 8 x 2.48 (106.7 x 203.2 x 62.9).
5. PS - Current share on ‘C’ models only.
No connection on standard models.
6. VR2 is for production setting only.
7. Input terminal screw tightening torque 9 lbs-in (1.0 Nm) maximum.
8. Output terminal screw tightening torque 4 lbs-in (0.45 Nm) maximum.
Fixing Holes:
A = #6-32 screw mounting holes
B = M3 x 0.5 screw mounting holes
Maximum mounting screw penetration is 0.16 (4.0) from chassis outer surface.
PIN CONNECTIONS - TB2
Pin PQ41 PQ46 PQ47 PQ48
1 +5 V +S +3.3 V +S +5 V +S +5 V +S
2 +5 V PS(5) +5 V -S +5 V PS(5) +5 V PS(5)
3 +12 V +S +3.3 V PS(5) +12 V +S +15 V +S
4 DC OK DC OK DC OK DC OK
5 +12 V -S +5 V +S +12 V -S +15 V -S
6 +5 V -S +3.3 V -S +5 V -S +5 V -S
7 +12 V PS(5) +5 V PS(5) +12 V PS(5) +15 V PS(5)
8 Remote On/Off Remote On/Off Remote On/Off Remote On/Off
9 AC OK AC OK AC OK AC OK
10 0 V 0 V 0 V 0 V
PIN CONNECTIONS - TB3
Pin PQ41 PQ46 PQ47 PQ48
1 +5 V +12 V +5 V +5 V
2 +5 V -12 V +5 V +5 V
3 0 V +5 V 0 V 0 V
4 0 V +5 V 0 V 0 V
5 0 V 0 V 0 V 0 V
6 -5 V 0 V -12 V -15 V
7 -12 V 0 V +24 V +24 V
8 +12 V 0 V +12 V +15 V
9 +3.3 V
10 +3.3 V
Notes
†Available from Farnell. See pages 266-269. ^Available from Newark. See pages 270-272.
0.87
(22.0)
0.50
(12.7) 8.00 (203.2)
Voltage Adj.
1.60
(40.6)
TB4
6
1
+
-
E
N
L
TB3
TB2
TB1
0.25
(6.75)
4.50
(114.3)
0.75
(19.1)
7.50 (190.5)
5.00
(127.0)
9.00 (228.6)
TRANSFORMER
10
2
1
6.50 (164.4)
AB
AB
A
B
A
B
A
B
A
B
0.47
(12.0)
VR1
10
2
1
TB4
8
1
+-
E
N
L
TB3 TB2
TB1
TRANSFORMER
0.25
(6.75)
4.50
(114.3)
0.75
(19.1) 7.50 (190.5)
5.00
(127.0)
9.00 (228.6)
AB
AB
A
B
A
B
Voltage Adj.
6.50 (164.4)
VR1
JPS350 - Single Output
Mechanical Details
Models and Ratings
Output
Power
Output
Voltage
Output Current Ripple & Noise
Pk-Pk(2)
Model
Number(1)
Convection-cooled 18 CFM
315 W 5 V 54.0 A 63.0 A 50 mV JPS350PS05C†^
350 W
12 V 25.0 A 30.0 A 120 mV JPS350PS12C†^
15 V 20.0 A 24.0 A 120 mV JPS350PS15C†^
24 V 13.0 A 15.0 A 200 mV JPS350PS24C†^
48 V 6.5 A 7.3 A 200 mV JPS350PS48C†^
Notes
1. For non-current share version delete suffix ‘C’ from model number.
2. Ripple and noise measured over 15 MHz bandwidth with a 47 µF electrolytic capacitor and 0.47 µF ceramic capacitor.
All models (except JPS350PS05)
All dimensions are in inches (mm)
Tolerance: ±0.03 (0.8) max.
Weight: 2.12 lbs (960 g) approx.
1. TB3 is for fan, with Molex 5045-02A or equivalent. 12 V at 112 mA
(except JPS350PS05, 5 V at 390 mA).
2. TB1 (AC input) and TB2 (DC output) are terminal blocks.
3. TB4 signal connector is Molex 70246-10 or equivalent.
4. Fan cover option available, order part number:
5 V models: JPS350 F/CVR 5†^
All other models: JPS350 F/CVR†^
Alternatively, add suffix ‘-E’ to model number to receive fan cover fitted
to the unit 4.95 x 8.92 x 2.48 (127.0 x 228.6 x 62.9).
5. For current share operation, connect current share (pin 7) between
units. For non ‘C’ models pin 7 is not used.
6. Input and output terminal screw tightening torque 9 lbs-in (1.0 Nm)
maximum.
JPS350PS05
PIN CONNECTIONS
Pin TB2 TB4
JPS350PS05 All other models All models
1 +5 V +V N/C
2 +5 V +V N/C
3 0 V +V +Remote sense
4 0 V 0 V DC OK
5 0 V 0 V -Remote sense
6 0 V 0 V N/C
7 +5 V Current Share(5)
8 +5 V Remote On/Off
9 AC OK
10 0 V
Fixing Holes:
A = #6-32 screw mounting holes
B = M3 x 0.5 screw mounting holes
Maximum mounting screw penetration is 0.16 (4.0) from chassis
outer surface.
Notes
†Available from Farnell. See pages 266-269. ^Available from Newark. See pages 270-272.
AC-DC
JPS350 - Multi Output
Models and Ratings
Mechanical Details
Output 1 Output 2 Output 3 Output 4 Model
Number
Output
V1
Conv.
Cooled
Max
18 CFM
Output
V2
Conv.
Cooled
Max
18 CFM
Output
V3
Conv.
Cooled
Max
18 CFM
Output
V4
Conv.
Cooled
Max
18 CFM
3.3 V 20 A 35 A 5 V 20 A 35 A 12 V 4.5 A 6 A -12 V 1.0 A 3 A JPS350PQ46C
5.0 V 25 A 35 A 12 V 10 A 14 A -12 V 2.0 A 3 A -5 V 1.0 A 2 A JPS350PQ41C
5.0 V 25 A 35 A 12 V 6 A 8 A 24 V 3.0 A 4 A -12 V 2.0 A 3 A JPS350PQ47C
5.0 V 25 A 35 A 15 V 5 A 7 A 24 V 3.0 A 4 A -15 V 1.6 A 3 A JPS350PQ48C
Notes
1. Maximum power is 350 W with 18 CFM forced air or 300 W with
convection cooling.
2. Ripple and noise measured over 15 MHz bandwidth with a 47 µF
electrolytic capacitor and 0.47 µF ceramic capacitor.
3. For non current share version delete suffix ‘C’ from model number.
4. All models require 2 A minimum load on V1. On V2, JPS350PQ46 requires 1 A,
PQ41 requires 0.5 A and PQ47/48 requires 2 A.
5. JPS350PQ46 requires 22 CFM max. OVP on V2 (5 V output) not V1.
0.87
(22.0)
0.50
(12.7) 8.00 (203.2)
1.60
(40.6)
TB3
6
1
+
-
E
N
L
TB5
TB2
*TB6
TB1
0.25
(6.75)
4.50
(114.3)
0.75
(19.1)
7.50 (190.5)
5.00
(127.0)
9.00 (228.6)
10
2
1
6.50 (164.4)
AB
AB
A
B
A
B
A
B
A
B
TRANSFORMER
*TB4
*TB6: +5 V (PQ41/48)
0 V (PQ47)
*TB4: 0 V (PQ41/48)
+5 V (PQ47)
0.47
(12.0)
VR1
VR2
Voltage Adj.
TB3
E
N
L
4
1
+
-
TB4
TB2
TB1
0.25
(6.75)
4.50
(114.3)
0.75
(19.1)
7.50 (190.5)
5.00
(127.0)
9.00 (228.6)
TRANSFORMER
2
10
1
6.50 (164.4)
AB
AB
A
B
A
B
TB8 +3.3 V
TB7 0 V
TB6 0 V
TB5 +5 V
VR1
VR2
Voltage Adj.
All dimensions are in inches (mm)
Tolerance: ±0.03 (0.8) max.
Weight: 2.12 lbs (960 g) approx.
1. TB5 (PQ41/47/48) and TB4 (PQ46) is for fan with Molex 5045-02A
or equivalent, PQ47/PQ48 24 V at 100 mA, PQ41/PQ46 12 V at 200 mA.
2. TB1 (AC input) and TB2 (DC output) are terminal blocks.
3. TB3 signal connector is Molex 70246-10 or equivalent.
4. Fan cover option available, order part number:
PQ41, PQ46: JPS350 F/CVR†^PQ48 & PQ47: JPS350 F/CVR 24.
Alternatively, add suffix ‘-E’ to model number to receive fan cover fitted
to the unit. 4.95 x 8.92 x 2.48 (127.0 x 228.6 x 62.9).
5. PS - Current share on ‘C’ models only.
No connection on standard models.
6. VR2 is for production setting only.
7. Input and output terminal screw tightening torque 9 lbs-in (1.0 Nm)
maximum.
Fixing Holes:
A = #6-32 screw mounting holes
B = M3 x 0.5 screw mounting holes
Maximum mounting screw penetration is 0.16 (4.0) from chassis outer
surface.
PIN CONNECTIONS - TB3
Pin PQ41 PQ46 PQ47 PQ48
1 +5 V +S +5 V +S +5 V +S +5 V +S
2 +5 V PS(5) +5 V PS(5) +5 V PS(5) +5 V PS(5)
3 +12 V +S +3.3 V +S +12 V +S +15 V +S
4 DC OK DC OK DC OK DC OK
5 +12 V -S +3.3 V -S +12 V -S +15 V -S
6 +5 V -S +5 V -S +5 V -S +5 V -S
7 +12 V PS(5) +3.3 V PS(5) +12 V PS(5) +15 V PS(5)
8 Remote On/Off Remote On/Off Remote On/Off Remote On/Off
9 AC OK AC OK AC OK AC OK
10 0 V 0 V 0 V 0 V
PIN CONNECTIONS - TB2
Pin PQ41 PQ46 PQ47 PQ48
1 -12 V 0 V -12 V -15 V
2 -5 V +12 V +24 V +24 V
3 0 V -12 V 0 V 0 V
4 0 V 0 V 0 V 0 V
5 0 V 0 V 0 V
6 +12 V +12 V +15 V
JPS350PQ41/47/48
JPS350PQ46
Notes
AC-DC
†Available from Farnell. See pages 266-269. ^Available from Newark. See pages 270-272.
06-May-09
AC-DC
Supply 1 Output
V1
Return
Return
Current Share
Supply 2
LOAD
Output
Return
Current Share
Control & Supervisory Signals
Cover Option
JPS250/350
AC OK
+5 V
330 R
GND
AC NOT OK (LOW)
AC OK (HIGH)
AC OK Signal
DC OK
+5 V
330 R
GND
DC NOT OK (LOW)
DC OK (HIGH)
DC OK Signal
OUTPUTS ON (0 V or open circuit)
OUTPUTS OFF (5V) Remote On/Off
Ground
Remote On/Off Control (Inhibit)
CL
CD
CD
Supply
Output
Output
Sense
Sense
LOAD
Twisted Pair
+
+
-
+
-
-
Remote Sense Connection
Parallel Connection Utilizing Optional Current Share
2.48 (62.9)
1.70 (43.2)
Typical internal clearance
0.15 (3.8)
4 x M3 x 6 C/S head fixing screws
in existing countersunk holes
See mechanical details notes for ordering information.
Notes:
1. CD is 0.1 µF ceramic capacitor.
2. CL i s 47 µF electrolytic capacitor.
AC OK is a TTL signal which goes LOW when input falls out of
specification. Source current is 1 mA, sink current is 6 mA.
DC OK is a TTL signal which goes LOW when PSU is in an overcurrent
condition, overvoltage condition, disabled or when output falls out of regulation.
Source current is 1 mA, sink current is 6 mA.
To turn off the output, apply 5 V to the remote On/Off.
Derating Curve
010 20 30 40 50 60 70 80
Ambient Temperature (˚C)
80
10
20
30
40
50
60
70
L
O
A
D
%)
90
100
0
JPS250PS with 18 CFM Fan
JPS250PS Convection-cooled
010 20 30 40 50 60 70 80
Ambient Temperature (°C)
80
10
20
30
40
50
60
70
L
O
A
D
(%)
90
100
0
JPS350 with 18 CFM Fan
JPS350 Convection-cooled
