D C - D C Hig h P o w e r
5 0 - 2 0 0 Wa tts
D C H S e rie s
TH E XP ERTS IN P O W ER
Up to 8 9 % Effic ie n c y
•
•
-4 0 °C O p e ra tio n
•
Hig h Re lia b ility
•
In d u s try S ta n d a rd Pa c ka g e
•
O ve rc u rre n t P ro te c tio n
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-4 0 % to + 1 0 % Ad ju s tm e n t
•
2 :1 In p u t Vo lta g e Ra n g e
S p e c ific a tio n
In p u t
G e n e ra l
Efficiency
Isolation
Input Voltage
•
18-36 VDC, 36-76 VDC
See Tables
•
•
79-89% (See Tables)
1500 VDC Input to Output
1500 VDC Input to Ground
500 VDC Output to Ground
O u tp u t
Output Voltage
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•
Switching Frequency
Heatsinks
•
•
370 kHz (310 kHz DCH50)
Contact Sales
Output Voltage
Adjustment
60-110% (60-105% for input of
36-40 VDC & 18-20 VDC)
Minimum Load
Start Up Delay
Initial Set Accuracy
Drift
•
•
•
•
•
•
•
No minimum load required
200 ms max (nom Vin & 100% load)
-3/+5% typically
En viro n m e n ta l
Operating
•
-40 °C to +100 °C baseplate
-40 °C to +100 °C
Temperature
±0.9% max
Storage
•
Line Regulation
Load Regulation
Ripple & Noise
See Table
Temperature
See Table
Humidity
•
•
•
20-95% RH non-condensing
9000 m
200-250 mV pk-pk depending on
model 20 MHz bandwidth
Operating Altitude
Shock
20 G, 11 ms once each
along X, Y & Z axis
Overvoltage
Protection
•
•
•
See Table recycle input to reset
Vibration
•
5 G 10-55 Hz
3 mins period for 60 mins each
along X, Y & Z axis
Overcurrent
Protection
Operates at >105% of rated current
auto recovery
Overtemperature
Protection
Baseplate >+100 °C thermal protection
is activated & output voltage is
shutdown, after cooling recycle
input to reset
EM C & S a fe ty
Emissions
•
EN55022 Level B conducted
EN55022 Level B radiated
External components required
Contact Sales for Application Note
Temperature
Coefficient
•
•
±0.03%/°C max
Remote Sense
Compensates for 0.3 V line drop max,
when not used the remote sense
terminals must be connected locally
ESD Susceptibility
•
•
EN61000-4-4 Level 2
EN61000-4-3 Level 3
Radiated
Susceptibility
Remote ON/OFF
•
Negative logic L: (or short) ON,
H: (or open) OFF
(for positive logic add suffix ‘-R’ to
EFT/Burst
Surge
•
•
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EN61000-4-4 Level 3
EN61000-4-5 Level 3
UL1950, c-UL, EN60950
model number)
Safety Approvals
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•
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XPPOWER [ XP POWER LIMITED ]
