DC-DC Converter
PS25 Series
25 - 30 Watt Wide Input
PCB Mounting
Single, Dual & Triple Outputs
Features
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25 - 30 W Isolated Output
2 : 1 Input Range
Regulated Outputs
Remote On/Off Control
Efficiency to 85%
External Output Trimming Function
Six-Sided Shielded Metal Case
Electrical Specification
INPUT
Input Voltage Range
Input Filter
OUTPUT
Voltage Accuracy, Single Output
Dual +Output
Dual -Output
Triple Output: 5V
±12V / ±15V
Voltage Balance (Dual)
Transient Response
Single: 25% step load change
Dual: Full load to ½ load ±1% error band
External Trim Adj. Range
Temperature Coefficient
Ripple and Noise (20MHz BW)
Short Circuit Protection
Line Regulation,
Single/Dual
Triple
Load Regulation, Single/Dual
Triple
GENERAL
Efficiency
Isolation Voltage
Isolation Resistance
Switching Frequency
Operating Temperature Range
Derating, above 60°C
Case Temperature
Cooling
Storage Temperature Range
EMI/RFI
Dimensions
Case material
Weight
9 - 18V (PS25-12-xxx models)
18 - 36V (PS25-24-xxx models)
36 - 72V (PS25-48-xxx models)
Pi Type
±2.0% max.
±2.0% max.
±3.0% max.
±2.0% max.
±5.0% max.
±1.0% max.
<500µ sec.
<500µ sec.
±10%
±0.02% / °C
10mV rms, 75mV pk-pk max.
Continuous
±0.5% measured over full input range
±1.0%
±1.0% measured from 25-100% load
±5.0%
See Table
500VDC min.
10
9
Ohms
300KHz typ.
-25°C to +71°C
Linearly to Zero power at 100°C
+100°C max.
Natural Convection
-55°C to 105°C
Six-sided continuous shield
2.00 x 2.00 x 0.40 Inches
50.8 x 50.8 x 10.2 mm
Black coated Copper with
Non-conductive base
65g
www.powersolve.co.uk
Typical at nominal line, full load & 25°C unless otherwise stated.
Powersolve Electronics Ltd. 8A Arnhem Road, Newbury, RG14 5RU. England
Tel: 01635 521858 Fax: 01635 523771 Email: sales@powersolve.co.uk
DC-DC Converter
www.powersolve.co.uk
Output Voltage and Current Ratings
MODEL
OUTPUT
OUTPUT
INPUT CURRENT
VOLTAGE
CURRENT
No Load
Full Load
PS25-12-33S
3.3V
5000mA
30mA
1860mA
PS25-12-05S
5V
5000mA
30mA
2675mA
PS25-12-12S
12V
2500mA
30mA
3050mA
PS25-12-15S
15V
2000mA
30mA
3050mA
PS25-12-05D
9 - 18VDC
±5V
±2500mA
35mA
2675mA
PS25-12-12D
±12V
±1250mA
35mA
3050mA
PS25-12-15D
±15V
±1000mA
35mA
3050mA
PS25-12-512D
5V/±12V
3500mA/±310mA
35mA
2640mA
PS25-12-515D
5V/±15V
3500mA/±250mA
35mA
2640mA
PS25-24-33S
3.3V
5000mA
30mA
920mA
PS25-24-05S
5V
5000mA
30mA
1336mA
PS25-24-12S
12V
2500mA
30mA
1525mA
PS25-24-15S
15V
2000mA
30mA
1525mA
PS25-24-05D
18 - 36VDC
±5V
±2500mA
30mA
1336mA
P2S5-24-12D
±12V
±1250mA
30mA
1470mA
PS25-24-15D
±15V
±1000mA
30mA
1470mA
PS25-24-512D
5V/±12V
3500mA/±310mA
30mA
1320mA
PS25-24-515D
5V/±15V
3500mA/±250mA
30mA
1320mA
PS25-48-33S
3.3V
5000mA
20mA
460mA
PS25-48-05S
5V
5000mA
20mA
660mA
PS25-48-12S
12V
2500mA
20mA
765mA
PS25-48-15S
15V
2000mA
20mA
765mA
PS25-48-05D
36 - 72VDC
±5V
±2500mA
25mA
660mA
P2S5-48-12D
±12V
±1250mA
25mA
735mA
PS25-48-15D
±15V
±1000mA
25mA
735mA
PS25-48-512D
5V/±12V
3500mA/±310mA
25mA
655mA
PS25-48-515D
5V/±15V
3500mA/±250mA
25mA
655mA
Maximum total power from all outputs is limited to 25W but no output should exceed its maximum current.
INPUT
VOLTAGE
% EFF.
74%
78%
82%
82%
78%
82%
82%
79%
79%
75%
79%
82%
82%
79%
85%
85%
80%
80%
75%
79%
82%
82%
79%
85%
85%
80%
80%
Remote On/Off Control
Logic Compatability
Ec-On
Ec-Off
Shutdown Idle Current
Control Common
CMOS or Open Collector TTL
>+5.5VDC or Open Circuit
<1.8VDC
10mA
Referenced to -Vin
External Output Trimming
Output may be externally trimmed (±10%) with a fixed
resistor or an
external trimpot
Mechanical and Connection Details
Pin
1
2
3
4
5
6
7
8
Single Output
On/Off Control
No Pin
-Vin
+Vin
Trim
-Vout
+Vout
No Pin
Dual Output
On/Off Control
No Pin
-Vin
+Vin
Trim
-Vout
Common
+Vout
Triple Output
On/Off Control
No Pin
-Vin
+Vin
-Aux. Out
Common
+5V Out
+Aux. Out
All Dimensions in Inches (mm).
Tolerance:
Inches
x.xx ±0.4
x.xxx ±0.010
Millimeters x.x ±1.0
x.xx ±0.25
Triple Output Loading
Pin
7
8&5
8&5
Voltage
(VDC)
+5
±12
±15
Current (A)
Min.
0.50
0.10
0.10
Nom.
3.5
0.31
0.25
Minimum current on each output is required to maintain
specified regulation
Powersolve Electronics Ltd. 8A Arnhem Road, Newbury, RG14 5RU. England
Tel: 01635 521858 Fax: 01635 523771 Email: sales@powersolve.co.uk
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