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Mean Well

Mean Well SKM30A-12 DC-DC Converter - 30W - 9~18V in 12V out 2.5A

SKU SKM30A-12
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End of Life, Succeeded by SKM30W8
Available to order
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Overview

SKM30A-12 is the 12V output model of this series: rated power 30W, typical efficiency 89.5%.

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

SKM30A-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
9 ~ 18VDC
UNDER VOLTAGE SHUTDOWN
8VDC
EFFICIENCY (Typ.)
89.5%
DC CURRENT Full load
2810mA
DC CURRENT No load
150mA
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.)
>20 ~ 25VDC
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

SKM30A-12 S K M 3 0 series
S K M 3 0 series
SKM30A-12 S K M 3 0 series (2)
S K M 3 0 series (2)
SKM30A-12 S K M 3 0 series (3)
S K M 3 0 series (3)
SKM30A-12 Mechanical Specification
Mechanical Specification
SKM30A-12 Pin Configuration
Pin Configuration
SKM30A-12 Packing
Packing

Downloads

FAQ

Can I use the SKM30A-12 for 12V industrial control electronics in a low-voltage system?

Yes, this model provides a constant 12V output at up to 2.5A with a 30W rating. It is suited to 12V industrial control electronics when the source side is within the stated 9-18VDC input range.

Is the SKM30A-12 appropriate for embedded 12V boards and automation modules?

It can be a fit for embedded and automation devices that require regulated 12V constant-voltage power and draw no more than 2.5A. Its compact 50.8 × 25.4 × 11.2 mm size can also help where board or enclosure space is limited.

Can this converter power 12V monitoring, sensing, or panel devices?

It is intended for 12V loads that need constant-voltage output, with up to 30W total available. That makes it relevant for 12V monitoring, sensing, or panel equipment operating from a 9-18VDC input source.

Is the SKM30A-12 suitable for outdoor or harsh-temperature installations?

The operating temperature range is -40°C to +75°C, so its temperature tolerance is broad. However, no IP rating is listed, so enclosure protection against dust or water is not specified and outdoor exposure should not be assumed from the provided specs alone.

How does the SKM30A-12 compare with the other SKM30A models?

All three SKM30A versions are rated at 30W and use the same 9-18VDC input range. The difference is output: SKM30A-05 is 5V at 6A, SKM30A-12 is 12V at 2.5A, and SKM30A-15 is 15V at 2A.

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Mean Well SKM30A-12 DC-DC Converter - 30W - 9~18V in 12V out 2.5A
Mean Well

Mean Well SKM30A-12 DC-DC Converter - 30W - 9~18V in 12V out 2.5A

Log in to see price

SKM30A-12 is the 12V output model of this series: rated power 30W, typical efficiency 89.5%.

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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