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Mean Well

Mean Well SKM50C-15 DC-DC Converter - 50W - 36~75V in 15V out 3.33A

SKU SKM50C-15
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Overview

SKM50C-15 is the 15V output model of this series: rated power 50W, typical efficiency 91%.

Features

  • 2"x1" compact size
  • 2:1 wide input range
  • High efficiency up to 92%
  • 1500VDC I/O isolation
  • Built-in remote ON/OFF control
  • Built-in trimming output
  • Comply with CE / FCC without external components
  • Protections: Short circuit / Overload / Input and Output Over voltage
  • Cooling by free air convection
  • Six-sided shield metal case
  • 100% burn-in test
  • Low cost / High reliability
  • Approvals: FCC / EAC / CE / UKCA
  • 2 years warranty

Specifications

SKM50C-15Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
15V
CURRENT RANGE
0.33 ~ 3.33A
RATED POWER
50W
RIPPLE & NOISE (max.)Note.2
100mVp-p
LINE REGULATIONNote.3
±0.2%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE ACCURACY
±2.0%
SWITCHING FREQUENCY
300KHz typ.
EXTERNAL CAPACITANCE LOAD (max.)
1000uF
EXTERNAL TRIM Adj. RANGE(Typ.)
-20 ~ +10%

INPUT

VOLTAGE RANGE
C: 36 ~ 75VDC
UNDER VOLTAGE SHUTDOWN
C: 32VDC
EFFICIENCY (Typ.)
91%
DC CURRENT Full load
1160mA
DC CURRENT No load
60mA
FILTER
Pi network
REMOTE CONTROL
Power ON : R.C ~ -Vin > 2.5V ~ 30VDC or open circuit ; Power OFF : R.C ~ -Vin < 0.5VDC or short
PROTECTION
Fuse recommended

PROTECTION (Note. 5)

OVER CURRENT
110% ~ 180% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
SHORT CIRCUIT
All output equipped with short circuit Protection type : Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE Input(Typ.)
>80 ~ 100VDC input voltage Protection type : Shut down o/p voltage, recovers automatically after fault condition is removed
OVER VOLTAGE Output(Typ.)
5Vo : 7V ~ 8.95V ; 12Vo : 15V ~ 19.2V ; 15Vo : 18V ~ 23.3V Protection type : Clamp by TVS diode

ENVIRONMENT

WORKING TEMP.
-40 ~ +75℃ (Refer to "Derating Curve")
CASE TEMP.
+115℃ max.
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-55 ~ +125℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.03% / ℃ (0 ~ 55℃)
VIBRATION
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes

SAFETY & EMC

SAFETY STANDARDS
EAC TP TC 020/2011 (EAC TP TC 004 for 48Vin type only) approved
WITHSTAND VOLTAGE
I/P-O/P:1.5KVDC
ISOLATION RESISTANCE
I/P-O/P: 100M Ohms / 500VDC / 25℃/ 70% RH
EMC EMISSIONNote.5
Compliance to BS EN/EN55032 Class A, FCC part 15 Class A without external components , EAC TP TC 020
EMC IMMUNITY
Compliance to BS EN/EN61000-4-2,3,4,5,6,8, light industry level, criteria A , EAC TP TC 020

OTHERS

MTBF
700Khrs min. MIL-HDBK-217F(25℃)
DIMENSION
50.8*25.4*13.7 mm or 2"*1"*0.54" inch (L*W*H)
PACKING
43g ; 10pcs/per tube, 320pcs/32 tube/per carton
Test conditions and notes6
  1. 1.All parameters are specified at normal input, rated load, 25℃ 70% RH ambient.
  2. 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf & 47uf capacitor.
  3. 3.Line regulation is measured from low line to high line at rated load.
  4. 4.Load regulation is measured from 10% to 100% rated load.
  5. 5.Consult MEAN WELL for deployment of Class B.
  6. 6.Please prevent the converter from operating in overload or short circuit condition for more than 30 seconds.

Technical drawings

SKM50C-15 Mechanical Specification
Mechanical Specification
SKM50C-15 Packing
Packing

Downloads

FAQ

Can I use the SKM50C-15 to supply 15V power for industrial control or instrumentation equipment from 36-75VDC?

Yes, that is consistent with the published electrical profile of this converter. It accepts 36-75VDC input and delivers a constant 15V output up to 3.33A, with a total power rating of 50W.

Is the SKM50C-15 suitable for embedded systems that need a stable 15V rail?

It can be suitable for embedded equipment that requires constant-voltage 15V and stays within 3.33A or 50W. The compact 50.8 × 25.4 × 13.7 mm package also helps when the available space is tight.

Can this converter be used for 15V analog or signal-processing modules in automation hardware?

Yes, if the downstream modules need a regulated 15V output and the total draw remains within 3.33A. Its constant-voltage operation makes it appropriate for loads that expect a fixed 15V supply rather than a current-regulated output.

Is the SKM50C-15 a good fit for compact 15V auxiliary power inside larger equipment?

It is often considered for that role because it combines a 50W, 15V output with a small 50.8 × 25.4 × 13.7 mm form factor. At 0.043 kg, it also stays lightweight for compact assemblies.

What are the main differences between the SKM50C-15 and other SKM50C outputs?

The family shares the same 50W rating and 36-75VDC input range, while the output options change by model. The SKM50C-05 is 5V at 10A, the SKM50C-12 is 12V at 4.17A, and the SKM50C-15 is 15V at 3.33A. The output voltage requirement is the main deciding factor.

Can the SKM50C-15 be used in cold or hot industrial environments, and what about outdoor exposure?

Its rated operating temperature range is -40°C to +75°C, which supports a wide environmental temperature window. The provided specs do not list an IP rating, so exposed outdoor suitability is not confirmed by the published data alone.

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Mean Well SKM50C-15 DC-DC Converter - 50W - 36~75V in 15V out 3.33A
Mean Well

Mean Well SKM50C-15 DC-DC Converter - 50W - 36~75V in 15V out 3.33A

Log in to see price

SKM50C-15 is the 15V output model of this series: rated power 50W, typical efficiency 91%.

Features

  • 2"x1" compact size
  • 2:1 wide input range
  • High efficiency up to 92%
  • 1500VDC I/O isolation
  • Built-in remote ON/OFF control
  • Built-in trimming output
  • Comply with CE / FCC without external components
  • Protections: Short circuit / Overload / Input and Output Over voltage
  • Cooling by free air convection
  • Six-sided shield metal case
  • 100% burn-in test
  • Low cost / High reliability
  • Approvals: FCC / EAC / CE / UKCA
  • 2 years warranty
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