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Mean Well

Mean Well SKM30B-05 DC-DC Converter - 30W - 18~36V in 5V out 6A

SKU SKM30B-05
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End of Life, Succeeded by SKM30W8
Available to order
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Overview

SKM30B-05 is the 5V output model of this series: rated power 30W, typical efficiency 88.5%.

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

SKM30B-05Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
5V
CURRENT RANGE
0.6 ~ 6A
RATED POWER
30W
RIPPLE & NOISE (max.)Note.2
90mVp-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.)
±10%

INPUT

VOLTAGE RANGE
18 ~ 36VDC
UNDER VOLTAGE SHUTDOWN
16VDC
EFFICIENCY (Typ.)
88.5%
DC CURRENT Full load
1420mA
DC CURRENT No load
95mA
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.)
>40 ~ 50VDC
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

SKM30B-05 S K M 3 0 series
S K M 3 0 series
SKM30B-05 S K M 3 0 series (2)
S K M 3 0 series (2)
SKM30B-05 S K M 3 0 series (3)
S K M 3 0 series (3)
SKM30B-05 Mechanical Specification
Mechanical Specification
SKM30B-05 Pin Configuration
Pin Configuration
SKM30B-05 Packing
Packing

Downloads

FAQ

Can I use the SKM30B-05 for 5V industrial logic or controller boards?

Yes, this converter provides a constant 5V output at up to 6A, with a 30W maximum rating. It is a fit for 5V industrial logic or controller boards when the input source is within 18-36VDC.

Is the SKM30B-05 suitable for embedded 5V computing or interface modules?

It is appropriate for embedded 5V modules that need regulated constant-voltage output and draw no more than 6A. Its 50.8 × 25.4 × 11.2 mm dimensions also make it relatively compact for integrated equipment.

Can this model power 5V sensors, HMI electronics, or automation peripherals?

It can support 5V automation-related electronics as long as the load remains within 30W and 6A. The required source side must match the stated 18-36VDC input range.

Is the SKM30B-05 rated for outdoor use?

The specified operating temperature range is -40°C to +75°C, so the temperature rating is broad. However, no IP rating is listed, so there is no stated protection level for outdoor exposure to dust or water.

How does the SKM30B-05 differ from the other SKM30B versions?

All SKM30B models share the same 30W rating and 18-36VAC input range. The outputs differ: SKM30B-05 is 5V at 6A, SKM30B-12 is 12V at 2.5A, and SKM30B-15 is 15V at 2A.

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Mean Well SKM30B-05 DC-DC Converter - 30W - 18~36V in 5V out 6A
Mean Well

Mean Well SKM30B-05 DC-DC Converter - 30W - 18~36V in 5V out 6A

Log in to see price

SKM30B-05 is the 5V output model of this series: rated power 30W, typical efficiency 88.5%.

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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