Mean Well DDR-15L-3.3 DC-DC Converter 18-75 V DC In, 3.3 V, 4.5 A, 15 W, DIN Rail

Model number
DDR-15L-3.3

Mean Well DDR-15L-3.3 DC-DC converter from the DDR-15 series, taking 18-75 V DC input and giving a regulated 3.3 V output at up to 84% efficiency. Snaps onto a DIN rail.

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Specifications

Output
DC voltage3.3V
Rated current4.5A
Current range0 ~ 4.5A
Rated power15W
Ripple & noise (max.)50mVp-p
Voltage adj. range3.0 ~ 3.6V
Voltage tolerance±2.0%
Line regulation±0.5%
Load regulation±1.5%
Setup, rise time120ms, 85ms at full load
Hold up time (typ.)L-type: 16ms@48Vdc input
External capacitance load (max.)3300μF
Input
Voltage range18 ~ 75Vdc
Efficiency (typ.)84%
DC current (typ.)0.4A/48Vdc
Inrush current (typ.)15A/48Vdc
Protection
Overload110 ~ 150% rated output power; Protection type : Hiccup mode, recovers automatically after fault condition is removed
Over voltage3.8 ~ 4.7V; Protection type : Shut down o/p voltage, re-power on to recover
Reverse polarityBy internal MOSFET, no damage, recovers automatically after fault condition removed
Under voltage lockoutPower ON≥18V , OFF≤17V
Environment
Working temp.-40 ~ +85℃ (Refer to "Derating Curve")
Working humidity5 ~ 95% RH non-condensing
Storage temp., humidity-40 ~ +85℃, 5 ~ 95% RH non-condensing
Temp. coefficient±0.03%/℃ (0 ~ 60℃)
VibrationComponent:10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes; Mounting: Compliance to IEC60068-2-6
Operating altitude2000 meters
Safety & EMC
Safety standardsIEC 62368-1 (LVD) ,AS/NZS 62368.1 approved; Design refer to UL508
Withstand voltageI/P-O/P:4KVdc
Isolation resistanceI/P-O/P>100M Ohms / 500Vdc / 25℃/ 70% RH
Others
Dimension17.5*90*54.5mm (W*H*D)

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.