Industrial Line – PMR20W Series
20W SINGLE & DUAL OUTPUT HIGH PERFORMANCE DC/DC CONVERTER
Specifications
INPUT
Voltage range
24V nominal input
48V nominal input
110V nominal input
24V, 48V input
110V input
9-36VDC
18-75VDC
43-160VDC
Common chock
Pi filter
Input filter
Input surge voltage
24V input
48V input
110V input
50VDC 1sec max
100VDC 1sec max
170VDC 1sec max
Reflected ripple
Start up time
30mA p-p, nominal Vin and full load.
Power up 30mS typ. Remote on/off 30mS typ.
Nominal Vin and constant resistive load.
Features
•ꢀ Railwayꢀapplication
Start up voltage
24V input
48V input
110V input
24V input
48V input
9VDC max
18VDC max
43VDC max
8VDC max
16VDC max
40VDC max
•ꢀ20ꢀwattsꢀmaximumꢀoutputꢀpower
•ꢀUltraꢀlowꢀquiescentꢀcurrent
•ꢀSingleꢀoutputꢀupꢀtoꢀ4.5A
Shutdown voltage
110V input
Positive logic (standard):
•ꢀHighꢀefficiencyꢀupꢀtoꢀ89%
6)
Remote ON/OFF
•ꢀ4:1ꢀultraꢀwideꢀinputꢀvoltageꢀrange
•ꢀSix-sidedꢀcontinuousꢀshield
DC/DC ON: Open or 3V < Vr < 15V
DC/DC OFF: Short or 0V < Vr < 1.2V
Negative logic (option):
DC/DC ON: Short or 0V < Vr < 1.2V
DC/DC OFF: Open or 3V < Vr < 15V
Remote off input current: 2.5mA, nominal Vin.
•ꢀFixedꢀswitchingꢀfrequency
•ꢀCEꢀmarkꢀmeetsꢀ2006/95/EC,ꢀ93/68/EECꢀ&ꢀ2004/108/EC
•ꢀUL60950-1,ꢀEN60950-1,ꢀIEC60950-1ꢀ&ꢀEN50155ꢀ
ꢀ safetyꢀapprovalsꢀpending
OUTPUT
Power
20W max.
1ꢀ.
0ꢀ.
•ꢀCompliantꢀtoꢀRoHSꢀEUꢀDirectiveꢀ2002/95/EC
•ꢀSuitableꢀforꢀRailwayꢀapplications
Voltage accuracy
Min load
Voltage adjustability
Line regulation
Load regulation
5)
10ꢀ, single output
Single 0.2ꢀ. Dual 0.5ꢀ. LL to HL at full load.
No load to full load: Single 0.2ꢀ. Dual 1ꢀ.
10ꢀ load to 90ꢀ load:
Single 0.1ꢀ. Dual 0.8ꢀ.
5ꢀ, asymmetrical load 25ꢀ/100ꢀ FL.
See table, At 20MHz bandwidth,
(measured with a 0.1uF/50V MLCC).
GENERAL
Efficiency
Isolation voltage
See table.
1600VDC min, input to output.
1000VDC min, input (output) to case..
Cross regulation (dual)
Ripple and noise
9
Isolation resistance
Isolation capacitance
Switching frequency
Case material.
Base material
10 ohms, min.
3000pF, max.
330KHz typ.
Nickel-coated copper.
FR4 PCB.
Temperature coefficient 0.02ꢀ/ꢁC max.
Transient response
Overload protection
250uS,recovery time 25ꢀ load step change.
3.3V output
5V output
3.7-5.4VDC
5.6-7.0VDC
Potting material
Dimensions
Silicon (UL94-V0).
50.8 x 25.4 x 10.2 mm.
30g.
BELLCORE-TR-NWT-000332 1.630 x 10 hrs.
MIL-HDBK-217F 4.950 x 10 hrs.
12V output
15V output
150ꢀ max, ꢀ of FL at nominal input.
13.5-19.6VDC
16.8-20.5VDC
Weight
Overload protection
6
1)
MTBF
Short circuit protection Hiccup, automatics recovery.
5
ENVIRONMENTAL
7)
STANDARDS
Safety standards
EMC
Operating ambient temp –40ꢁC to +101ꢁC (with derating).
Max case temperature +105ꢁC.
IEC60950-1, UL60950-1, EN60950-1, EN50155.
Designed to meet EN50155.
EN55022, EN55011 24VDC & 48VDC Class B
110VDC Class A
EN61000-4-2Air 8kV
EN61000-4-320V/m
EN61000-4-4 2kV
En61000-4-5 2kV
EN61000-4-610Vr.m.s.
Storage temperature
–55ꢁC to +125ꢁC.
9)
8)
EMI
Thermal impedance
Nature convection: 12ꢁC/W.
Nature convection with heat-sink: 10ꢁC/W.
EN61373, MIL-STD-810F.
EN61373, MIL-STD-810F.
5-95ꢀ RH.
ESD
Criteria A
Criteria A
Criteria A
Critiera A
Criteria A
Thermal shock
Vibration
Relative humidity
Radiated immunity
10)
Fast transient
Surge
10)
Conducted immunity
20130404
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