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Mean Well

Mean Well SKM30C-12 DC-DC Converter - 30W - 36~75V in 12V out 2.5A

SKU SKM30C-12
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End of Life, Succeeded by SKM30W8
Available to order
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Overview

SKM30C-12 is the 12V output model of this series: rated power 30W, typical efficiency 89%.

Features

  • 2"x1" compact size
  • 2:1 wide input range
  • High efficiency up to 90%
  • 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

SKM30C-12Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
12V
CURRENT RANGE
0.25 ~ 2.5A
RATED POWER
30W
RIPPLE & NOISE (max.)Note.2
120mVp-p
LINE REGULATIONNote.3
±0.2%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE ACCURACY
±2.0%
SWITCHING FREQUENCY
300KHz typ.
EXTERNAL CAPACITANCE LOAD (max.)
220uF
EXTERNAL TRIM Adj. RANGE(Typ.)
-20 ~ +10%

INPUT

VOLTAGE RANGE
36 ~ 75VDC
UNDER VOLTAGE SHUTDOWN
32VDC
EFFICIENCY (Typ.)
89%
DC CURRENT Full load
710mA
DC CURRENT No load
55mA
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")
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-55 ~ +125℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.03% / ℃ (0 ~ 50℃)
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 EMISSION
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*11.2 mm or 2"*1"*0.44" inch (L*W*H)
PACKING
31.2g ; 10pcs/per tube, 400pcs/40 tube/per carton
Test conditions and notes5
  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.Please prevent the converter from operating in overload or short circuit condition for more than 30 seconds.

Technical drawings

SKM30C-12 S K M 3 0 series
S K M 3 0 series
SKM30C-12 S K M 3 0 series (2)
S K M 3 0 series (2)
SKM30C-12 S K M 3 0 series (3)
S K M 3 0 series (3)
SKM30C-12 Mechanical Specification
Mechanical Specification
SKM30C-12 Pin Configuration
Pin Configuration
SKM30C-12 Packing
Packing

Downloads

FAQ

Can I use the Mean Well SKM30C-12 for industrial control or automation equipment that needs regulated 12V DC?

Yes, it can fit industrial control or automation loads that need a constant 12V output and stay within 30W or 2.5A. It is intended for systems with a listed 36~75V input range where a stable 12V rail is needed for embedded or control electronics.

Is the SKM30C-12 suitable for embedded systems or IPC hardware that runs on 12V?

It is suitable for embedded systems or IPC hardware that require constant 12V power and draw no more than 2.5A or 30W. The compact 50.8 × 25.4 × 11.2 mm size can also help where board or enclosure space is limited.

Can this 30W DC-DC converter be used in IT or communications equipment with a wide input range?

It can be a fit for IT or communications equipment that needs 12V constant voltage output from a listed 36~75V input range. Buyers should confirm the equipment stays within the converter's 30W and 2.5A output limits.

Is the SKM30C-12 a good choice for distributed 12V power in control cabinets or automation panels?

It can work for distributed 12V power in control cabinets or automation panels when the downstream load is within 30W and 2.5A. Its operating temperature range of -40°C to +75°C also supports use in demanding indoor industrial environments.

How does the SKM30C-12 compare with the other SKM30C series models?

The SKM30C-05 is 30W with 5V output at 6A, the SKM30C-12 is 30W with 12V output at 2.5A, and the SKM30C-15 is 30W with 15V output at 2A. All three are in the same 30W series, so the main difference is the output voltage and corresponding output current.

Can the SKM30C-12 be used outdoors or in harsh temperature conditions?

The operating temperature range is -40°C to +75°C, so it may suit demanding temperature conditions when the rest of the system is designed for that range. No IP rating is listed in the provided specs, so outdoor or wet-location suitability is not specified from this data alone.

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Mean Well SKM30C-12 DC-DC Converter - 30W - 36~75V in 12V out 2.5A
Mean Well

Mean Well SKM30C-12 DC-DC Converter - 30W - 36~75V in 12V out 2.5A

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SKM30C-12 is the 12V output model of this series: rated power 30W, typical efficiency 89%.

Features

  • 2"x1" compact size
  • 2:1 wide input range
  • High efficiency up to 90%
  • 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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