Datasheet

MDC_UVQ Models.F04 Page 5 of 25
UVQ Series
Low Profile, Isolated Quarter Brick
2.5–40 Amp DC-DC Converters
UVQ-1.5/40-D24 UVQ-2.5/35-D24 UVQ-3.3/30-D24 UVQ-5/20-D24 UVQ-12/8-D24 UVQ-15/7-D24 UVQ-18/5.6-D24 UVQ-24/4.5-D24 UVQ-48/2.5-D24
Output
Voltage output range See ordering guide.
Voltage output accuracy
(50% load)
±1.5% of Vnom ±1.25% of Vnom ±1% of Vnom
Adjustment range –20 to +10% of Vnom. ±10% of Vnom.
Temperature coefficient ±0.02% of Vout range per °C
Minimum loading No minimum load 3 amps No minimum load
Remote sense
compensation
+10%.
Ripple/noise See ordering guide.
Line/Load regulation See ordering guide.
Efficiency See ordering guide.
Maximum capacitive
loading, Low ESR
<0.02Ω max.,
resistive load, (μF)
10,000 5000 4700 2200
Current limit inception
(98% of Vout, after
warmup), (Amps)
45 44 36 24 10 9.5 7.2 5.8 3.4
Short circuit protection
method
Current limiting, hiccup autorestart. Remove overload for recovery.
Short circuit current,
(Amps)
3.6 3 3 3 1.5 15 mA 3 5 2.8
Short circuit duration Output may be shorted continuously to ground (no damage).
Overvoltage protection, (via
magnetic feedback)
2.3 Volts 3 Volts max 4 Volts max 6.8 Volts max
14.4 Volts
max
18.5 Volts 22 Volts max 29 Volts max 59 Volts max
Isolation Characteristics
Isolation Voltage
Input to Output, (Volts min) 2000
Input to baseplate 1500
Baseplate to output,
(Volts min)
1500 1000 1500
Isolation resistance 100 MΩ
Isolation capacitance, (pF) 1500 1000 2000 50
Isolation safety rating Basic insulation
Performance/Functional Specifications 24V Models
Typical @ Ta = +25°C under nominal line voltage, nominal output voltage, natural air convection, external caps and full-load conditions, unless noted. (1)
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