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DC-DC Converters
PSW20 Series
20 Watt Wide Input
PCB Mounting
Single & Dual Outputs
Features
• 20W Isolated Output
• Efficiency to 84%
• 4:1 Input Range
• Pi Input Filter
• Continuous Short Circuit Protection
• Meets EN55022 Class A, Conducted
• Remote On/Off Control
www.powersolve.co.uk
MODEL INPUT OUTPUT OUTPUT INPUT CURRENT %EFF
PSW20-24-33S 3.3 VDC 4000 mA 15 mA 705 mA 78
PSW20-24-05S 5 VDC 4000 mA 15 mA 1029 mA 81
PSW20-24-12S 12 VDC 1670 mA 15 mA 1006 mA 83
PSW20-24-15S 9-36 VDC 15 VDC 1330 mA 15 mA 1004 mA 83
PSW20-24-05D +5 VDC +2000 mA 20 mA 1004 mA 83
PSW20-24-12D +12 VDC +833 mA 20 mA 1004 mA 83
PSW20-24-15D +15 VDC +666 mA 20 mA 1004 mA 83
PSW20-48-33S 3.3 VDC 4000 mA 10 mA 353 mA 78
PSW20-48-05S
PSW20-48-12S 12 VDC 1670 mA 10 mA 497 mA 84
PSW20-48-15S 18-72 VDC 15 VDC 1330 mA 10 mA 496 mA 84
PSW20-48-05D
PSW20-48-12D +12 VDC +833 mA 15 mA 496 mA 84
PSW20-48-15D +15 VDC +666 mA 15 mA 496 mA 84
NOTE: 1. Nominal Input Voltage 24 or 48 VDC
VOLTAGE VOLTAGE CURRENT NO LOAD FULL LOAD
VDC
5
VDC
5
+
4000 mA 10 mA 508 mA 82
2000
+
mA
15 mA 496 mA 84
Powersolve Electronics Ltd. Units 8A, Arnhem Road, Newbury, RG14 5RU. England
Tel:01635 521858 Fax: 01635 523771 Email: [email protected]
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DC-DC Converters
PIN 7
PIN 6
PIN 5
TRIM
UP
TRIM
DOWN
10K
TRIM
UP/DOWN
4
3
1
0.70
(17.78)
0.20
(5.08)
0.60
(15.24)
0.45
(11.43)
0.04
(1.02)
0.22
(5.60)
DIA
8
7
6
5
BOTTOM
VIEW
2.00
(50.80)
1.80
(45.72)
0.50
(12.70)
1.60
(40.64)
0.70
(17.8)
0.30
(7.62)
0.10
(2.54)
PIN 7
PIN 6
PIN 5
TRIM
UP
TRIM
DOWN
10K
TRIM
UP/DOWN
All Dimensions in Inches (mm)
Tolerance .xx =+.04, .xxx=+.010
www.powersolve.co.uk
Electrical Specification
NPUT
I
nput Voltage Range 24V 9-36V
I
Input Filter Pi Type
ositive Logic Remote ON/OFF See Note 3
P
UTPUT
O
oltage Accuracy Single Output +1.0% max.
V
oltage Accuracy Dual + Output +1.0% max.
V
Voltage Accuracy Dual - Output +2.0% max.
Voltage Balance, Dual Output at Full Load +1.0% max.
Transient Response
ingle 25% Step Load Change <500µsec.
S
ual - FL-1/2L
D
xternal Trim Adj. Range +10%
E
ipple & Noise, 20MHz BW, 20mV RMS., max. 75mV p-p, max.
R
+
% Error Band <500µsec.
1
Temperature Coefficient +0.02%/°C max.
Short Circuit Protection Continuous
Line Regulation1, Single/Dual Output +0.5% max.
oad Regulation
L
ENERAL
G
fficiency See Table
E
2
Single/Dual Output +0.5% max.
,
Isolation Voltage 1500 VDC min.
Isolation Resistance 108ohms min.
Switching Frequency 300KHz, Typ.
Operating case Temperature -25°C to +71°C
erating, Above 60°C Linearly to Zero Power at +100°C
D
ase Temperature 100°C max.
C
Storage Temperature Range -55°C to +105°C
EMI/RFI Six Sided Continuous Shield
Dimensions 2 x 1.6 x 0.45 inches
Case Material Black Coated Copper with Non-Conductive Base
48V 18-72V
(50.8 x 40.64 x 11.43 mm)
NOTE:
1. Measured From High Line to Low Line.
2. Measured From Full Load to
3. Logic Compatibility
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .> +5.5VDC or Open Circuit
ON
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .< 1.8 VDC
OFF
Control Common
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Referenced to Input Minus
1
. . . . . . . . . . . . . . . . . . . . . . . . . .CMOS or Open Collector TTL
/4Load.
Pin Connection
Pin Single Output Dual Output
On/Off Control On/Off Control
1
3 -Vin -Vin
4 +Vin +Vin
5 Trim Trim
out
6
-V
-Vout
7 +Vout Common
8 No Pin +Vout
External Output Trim
Output may optionally be externally
trimmed (
exter
+
10%) with a fixed resistor or an
nal trimpot as shown.
All Specifications Typical At Nominal Line, Full Load and 25°C Unless Otherwise Noted.
Powersolve Electronics Ltd. Units 8A, Arnhem Road, Newbury, RG14 5RU. England
Tel:01635 521858 Fax: 01635 523771 Email: [email protected]
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