Datasheet

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ULS 60-Watt Series
Sixteenth-brick DOSA-Compatible,
Isolated DC/DC Converters
MDC_ULS Series.C02 Page 4 of 24
FEATURES and OPTIONS (cont.)
Conditions
Minimum Typical/Nominal Maximum Units
Remote On/Off Control (cont.)
“P” suffix:
Positive Logic, ON state
ON = Pin open or external voltage 3.5 15 V
Positive Logic, OFF state
OFF = Ground pin or external voltage 0 1 V
Control Current
open collector/drain 1 2 mA
OUTPUT
Total Output Power
0 66 66.66 W
Voltage
Nominal Output Voltage
No trim 3.267 3.3 3.333 Vdc
Settling Accuracy
At 50% load -1 1 % of Vset
Output Voltage Range
User-adjustable -10 10
Overvoltage Protection
Via magnetic feedback 3.75 4.25 4.95 Vdc
Remote Sense Compensation
Of Vset 10 %
Current
Output Current Range
0 20 20 A
Minimum Load
No minimum load
Current Limit Inception
98% of Vnom., cold condition 22 26 30 A
Short Circuit
Short Circuit Current
Hiccup technique, autorecovery within ±1%
of Vout
6.6 A
Short Circuit Duration
(remove short for recovery)
Output shorted to ground, no damage Continuous
Short circuit protection method
Hiccup current limiting
Regulation
Line Regulation
Vin=min. to max., Vout=nom., nom load ±0.1 V
Load Regulation
Iout=min. to max ±0.2 V
Ripple and Noise
5 Hz- 20 MHz BW 70 120 mV pk-pk
Temperature Coefficient
At all outputs 0.02 % of Vout./°C
Maximum Capacitive Loading
(10% ceramic, 90% Oscon)
Low ESR, .02 ohms max (resistive load) 1000 μF
MECHANICAL (Through Hole Models)
Outline Dimensions
Cxx case 1.3x0.9x0.4 Inches
(Please refer to outline drawing) WxLxH 33x22.9x10.2 mm
Weight
0.58 Ounces
16.4 Grams
Through Hole Pin Diameter
.062 & .04 Inches
1.575 & 1.016 mm
Through Hole Pin Material
Gold-plated copper
alloy with nickel
underplate
TH Pin Plating Metal and Thickness
Nickel subplate 50 µ-inches
Gold overplate 5 µ-inches
ENVIRONMENTAL
Operating Ambient Temperature Range
No derating, full power, 200 LFM,
no condensation
-40 85 °C
Storage Temperature
Vin = Zero (no power) -55 125 °C
Operating Case Temp
No derating required -40 120 °C
Thermal Protection/Shutdown
Measured at hotspot 110 115 120 °C
Electromagnetic Interference
External filter is required
Conducted, EN55022/CISPR22
B Class
Radiated, EN55022/CISPR22
B Class
RoHS rating
RoHS-6
FUNCTIONAL SPECIFICATIONS, ULS-3.3/20-D48 (CONT.)
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