Industrial Line – T20AW Series
20W SINGLE & DUAL OUTPUT HIGH PERFORMANCE DC/DC CONVERTER
Specifications
INPUT
Voltage range
24V nominal input
48V nominal input
Pi type.
9-36VDC
18-75VDC
Input filter
Input surge voltage
100mS max
24V input
48V input
50VDC.
100VDC.
Reflected ripple
Start up time
20mA p-p, nominal Vin and full load.
Power up 20mS typ. Remote on/off 20mS typ.
Nominal Vin and constant resistive load.
Start up voltage
24V input
9VDC.
48V input
24V input
18VDC.
9VDC.
Shutdown voltage
48V input
Positive logic (standard):
15VDC.
Features
6)
Remote ON/OFF
DC/DC ON: Open or 3V < Vr < 12V
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 < 12V
Remote off input current: 2.5mA, nominal Vin.
•ꢀ Outputꢀcurrentꢀupꢀtoꢀ5.5A
•ꢀ 4:1ꢀwideꢀinputꢀvoltageꢀrange
•ꢀ Internationalꢀsafetyꢀstandardꢀapproval
•ꢀ Six-sidedꢀcontinuousꢀshield
•ꢀ Highꢀefficiencyꢀupꢀtoꢀ89%
OUTPUT
Power
Voltage accuracy
Voltage adjustability
Min load
•ꢀ Standardꢀ2”ꢀxꢀ1”ꢀxꢀ0.4”ꢀpackage
•ꢀ Fixedꢀswitchingꢀfrequency
20W max.
1ꢀ, FL and nominal Vin.
10ꢀ, single output
0ꢀ.
Line regulation
Load regulation
Cross regulation (dual)
Ripple and noise
Single 0.2ꢀ. Dual 0.5ꢀ. LL to HL at full load.
Single 0.5ꢀ. Dual 1ꢀ. No load to full load.
5ꢀ, asymmetrical load 25ꢀ/100ꢀ FL.
At 20MHz bandwidth, see table
(measured with a 0.1uF/50V MLCC).
Temperature coefficient 0.02ꢀ/ꢁC max.
GENERAL
Efficiency
Isolation voltage
Transient response
Overload protection
250uS,recovery time 25ꢀ load step change.
3.3V output
5V output
See table.
3.9V
6.2V
15V
18V
1600VDC min, input to output.
1600VDC min, input (output) to case.
Connect case to -Vin with decoupling Y Cap.
12V output
15V output
(zener diode clamp).
Case grounding
Isolation resistance
Isolation capacitance
Switching frequency
Case material.
Base material
9
10 ohms, min.
1500pF, max.
400KHz typ.
Nickel-coated copper.
FR4 PCB.
Overload protection
150ꢀ max, ꢀ of FL at nominal input.
Short circuit protection Hiccup, automatics recovery.
ENVIRONMENTAL
Operating ambient temp –40ꢁC to +66ꢁC (without derating).
–66ꢁC to +105ꢁC (with derating).
Potting material
Dimensions
Epoxy (UL94-V0).
50.8 x 25.4 x 10.2 mm.
27g.
BELLCORE-TR-NWT-000332 1.620 x 10 hrs.
MIL-HDBK-217F 6.590 x 10 hrs.
Weight
Max case temperature +105ꢁC.
1)
6
MTBF
Storage temperature
Thermal impedance
–55ꢁC to +125ꢁC.
5
7)
Nature convection: 12ꢁC/W.
Nature convection with heat-sink: 10ꢁC/W.
MIL-STD-810F.
STANDARDS
Thermal shock
Safety standards
IEC60950-1, UL60950-1, EN60950-1.
EN55022 Class A.
18)
Relative humidity
5-95ꢀ RH.
EMI
ESD
EN61000-4-2 Air 8kV Criteria B
Radiated immunity
EN61000-4-3 10V/m
Criteria A
Criteria B
Critiera A
9)
Fast transient
EN61000-4-4
En61000-4-5
2kV
1kV
9(
Surge
Conducted immunity
EN61000-4-6 10Vr.m.s. Criteria A
20130620
I N D U S T R I A L L I N E
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