20W DC-DC Converter P20B-Series
● Efficiency up to 92 %
● Wide 2:1 input range
● 1500 VDC isolation
● Continuous short circuit protection
● Five – sided continuous shield
● Standard package 2” x 2” x 0.4”
Model selection guide
Typ Input nominal voltage
[VDC]
Output voltage
[VDC]
Output current
[mA]
Efficiency typ.
[%]
Single output
P20B123R3S 9...18 3.3 4000 83
P20B1205S 9...18 5.0 4000 85
P20B127R2S 9...18 7.2 2778 85
P20B1209S 9...18 9.0 2222 85
P20B1212S 9...18 12.0 1666 87
P20B1215S 9...18 15.0 1333 87
P20B1218S 9...18 18.0 1111 87
P20B1224S 9...18 24.0 833 88
P20B243R3S 18...36 3.3 4000 84
P20B2405S 18...36 5.0 4000 86
P20B247R2S 18...36 7.2 2778 86
P20B2409S 18...36 9.0 2222 87
P20B2412S 18...36 12.0 1666 88
P20B2415S 18...36 15.0 1333 88
P20B2418S 18...36 18.0 1111 88
P20B2424S 18...36 24.0 833 89
P20B483R3S 36...72 3.3 4000 83
P20B4805S 36...72 5.0 4000 86
P20B487R2S 36...72 7.2 2778 87
P20B4809S 36...72 9.0 2222 87
P20B4812S 36...72 12.0 1666 89
P20B4815S 36...72 15.0 1333 89
P20B4818S 36...72 18.0 1111 90
P20B4824S 36...72 24.0 833 91
Dual output
P20B123R3D 9...18 ±3.3 ±2000 83
P20B1205D 9...18 ±5.0 ±2000 85
P20B127R2D 9...18 ±7.2 ±1389 85
P20B1209D 9...18 ±9.0 ±1111 85
P20B1212D 9...18 ±12.0 ±833 87
P20B1215D 9...18 ±15.0 ±666 87
P20B1218D 9...18 ±18.0 ±556 88
P20B1224D 9...18 ±24.0 ±416 88
P20B243R3D 18...36 ±3.3 ±2000 83
P20B2405D 18...36 ±5.0 ±2000 86
P20B247R2D 18...36 ±7.2 ±1389 86
P20B2409D 18...36 ±9.0 ±1111 87
P20B2412D 18...36 ±12.0 ±833 88
P20B2415D 18...36 ±15.0 ±666 88
P20B2418D 18...36 ±18.0 ±556 88
P20B2424D 18...36 ±24.0 ±416 89
P20B483R3D 36...72 ±3.3 ±2000 85
P20B4805D 36...72 ±5.0 ±2000 86
P20B487R2D 36...72 ±7.2 ±1389 86
P20B4809D 36...72 ±9.0 ±1111 87
P20B4812D 36...72 ±12.0 ±833 89
P20B4815D 36...72 ±15.0 ±666 89
P20B4818D 36...72 ±18.0 ±556 90
P20B4824D 36...72 ±24.0 ±416 91
Page 1 of 2
Deutschland: Schweiz:
Inselkammerstraße 10 Gründenstrasse 82
D-82008 Unterhaching CH-8247 Flurlingen
Tel.: 089 614 503-10 Tel.: 052 647 42 00
E-Mail: power@hy-line.de E-Mail: power@hy-line.ch
20W DC-DC Converter P20B-Series
Specifications
Input
Voltage range 12 VDC, 9…18 VDC
24 VDC, 18…36 VDC
48 VDC, 36…72 VDC
Filter Capacitors
Isolation:
Rated voltage 1500 VDC
Resistance 109 Ω
Capacitance 500 pF, typ.
Output
Voltage accuracy ± 1%, max
Voltage balance
(dual outputs)
± 1%
Ripple and noise
(at 20 MHz BW)
100 mVp-p, max
Short circuit protection Continuous
Over load protection 130 %, typ.
Short circuit restart Automatic
Line voltage regulation ± 0.5%, max.
Load voltage regulation ± 0.5%, max.
Temperature coefficient ± 0.02% / °C
Dimensions
Output ripple and noise reduction
Page 2 of 2
General
Efficiency 83..91 %
Switching frequency 200 kHz, typ.
Environmental
Operating temperatur
(ambient)
-40 °C to +85 °C
Case temperature 100 °C, max.
Storage temperature -40 °C to +125 °C
Derating None required
Humidity Up to 90%,
non-condensing
Cooling Free-air convection
Physical
Dimensions 50.80 x 50.80 x 10.16 mm
Weight 60 g
Case material Nickel-coated copper metal
Life Support Policy: HY-LINE does not authorize the use of any of its products for use in life support devices or systems
without the express written approval of an officer of the Company. Life support systems are devices which support o
r
sustain life, and whose failure to perform, when properly used in accordance with instructions for use provided in the
labeling, can be reasonably expected to result in significant injury to the user.
Rev: 6 / 05f
Deutschland: Schweiz:
Inselkammerstraße 10 Gründenstrasse 82
D-82008 Unterhaching CH-8247 Flurlingen
Tel.: 089 614 503-10 Tel.: 052 647 42 00
E-Mail: power@hy-line.de E-Mail: power@hy-line.ch
To reduce ripple and noise, it is recommended to use
1µF ceramic and a 10µF electrolytic capacitors to the
output
Scope Load
+input +output
DC/DC -
Converter
-input -output
+
DC Power
Source
-