HEC50 SERIES
50 WATTS
DC-DC CONVERTER
FEATURES
•
50 WATTS MAXIMUM OUTPUT POWER
•
SINGLE OUTPUT UP TO 15A
•
COMPACT 2.40 X 2.28 X 0.50 INCH PACKAGE
•
HIGH EFFICIENCY UP TO 91%
•
INPUT RANGE FROM 18VDC TO 36VDC AND 36VDC TO 75VDC
•
FIXED SWITCHING FREQUENCY(300kHz)
•
HALT TESTED
•
INDUSTRY STANDARD FOOTPRINT
•
ADJUSTABLE OUTPUT VOLTAGE
•
NO MINIMUM LOAD REQUIRED
•
UNDER-VOLTAGE LOCKOUT
•
INPUT TO OUTPUT BASIC INSULATION:1600 VDC
•
CE MARK MEETS 2006/95/EC, 2011/95/EC AND 2004/108/EC
•
SAFETY MEETS UL60950-1, EN60950-1 AND IEC60950-1
•
ISO9001 CERTIFIED MANUFACTURING FACILITIES
•
COMPLIANT TO RoHS EU DIRECTIVE 2011/65/EU
OPTIONS
Positive logic remote on/off, pin length
APPLICATIONS
Wireless Network
Telecom/Datacom
Industry Control System
Distributed Power Architectures
Semiconductor Equipment
DESCRIPTION
HEC50 single output DC/DC converters provide up to 50 watts of output power in
an industry standard half-brick package and footprint. These units are specifically
designed to meet the power needs of low-voltage silicon. All models feature a wide
input range, trimmable output voltage and a 15A current rating.
T E C H N I C A L S P E C I F I C AT I O N
OUTPUT SPECIFICATIONS
Output power
Voltage accuracy
Minimum load
Voltage adjustability (Note 5)
Line regulation
Load regulation
Remote sense (Note 5)
LL to HL at Full Load
No load to Full load
All specifications are typical at nominal input, full load and 25ºC otherwise noted
INPUT SPECIFICATIONS
50 Watts, max.
± 1.5%
0% Input filter
+ 10% , -20%
See table
See table
10% of Vout(nom)
Input surge voltage
Input voltage range
24VDC nominal input
48VDC nominal input
18 ~ 36VDC
36 ~ 75VDC
L-C type
Ripple and noise (Note 6) 20MHz bandwidth
100mVp-p
0.02% / ºC, max.
Temperature coefficient
Transient response recovery time 25% load step change
200µs
Over voltage protection threshold (Hiccup)
115% ~ 130% of Vout(nom)
Over current protection threshold
110% ~ 140% of Iout Rated
Short circuit protection
Continuous, automatics recovery
GENERAL SPECIFICATIONS
Efficiency
Isolation voltage
Input to Output
Input(Output) to Case
500VDC
See table
1600 VDC, min. 1minute
1000 VDC, min. 1minute
7
Isolation resistance
10 ohms, min.
Isolation capacitance
2500pF, max.
Switching frequency
300kHz±10%
Design meets safety standard
IEC60950-1, UL60950-1, EN60950-1
Case material
Open with Aluminum base-plate
Weight
50g (1.76oz)
BELLCORE TR-NWT-000332
1.037 x 10
6
hrs
MTBF (Note 1)
MIL-HDBK-217F
2.560 x 10
5
hrs
24VDC input
50VDC 100ms, max.
48VDC input
100VDC 100ms, max.
Nominal input and
Power up
25ms
Start up time
constant resistive load
Remote ON/OFF
25ms
Input reflected ripple current 24VDC input
50mAp-p
48VDCinput
20mAp-p
24VDC input
17VDC
Start-up voltage
48VDC input
34VDC
24VDC input
15VDC
Shutdown voltage
48VDC input
32VDC
Remote ON/OFF (Note 7)
(Negative logic)
ON=Short or 0V < Vr < 1.2V, I
IN
=1mA max.
OFF=Open or 3V < Vr < 15V, I
IN
=50µA max
.
ON=Open or 3V < Vr < 15V, I
IN
=50µA max.
(Positive logic)
OFF=Short or 0V < Vr < 1.2V, I
IN
=1mA max
.
Input current of remote control pin Nominal input
-0.5mA ~ 0.5mA
Remote off state input current
Nominal input
20mA
10 Vr.m.s
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ENVIRONMENTAL SPECIFICATIONS
Operating base-plate temperature range (Note 8)
Over temperature protection
Humidity max, Non-condensing
Storage temperature range
Thermal shock
Vibration
-40ºC ~ +100ºC
110ºC
95%
-55ºC ~ +125ºC
MIL-STD-810F
MIL-STD-810F
Class A, Class B
Perf. Criteria A
Perf. Criteria B
Perf. Criteria B
Perf. Criteria A
EMC CHARACTERISTICS
EMI (Note 9)
Radiated immunity
Fast transient (Note 10)
Surge (Note 10)
Conducted immunity
EN55022
EN61000-4-3
EN61000-4-4
EN61000-4-5
EN61000-4-6
10 V/m
2kV
1kV
2013/5/3
P-DUKE [ POWER MATE TECHNOLOGY CO., LTD ]
