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Mean Well

Mean Well SLW05A-12 DC-DC Converter - 5W - 9~18V in 12V out 417mA

SKU SLW05A-12
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Overview

SLW05A-12 is the 12V output model of this series: rated power 5W, typical efficiency 80%.

Features

  • 2:1 wide input range
  • 4:1 wide input range(option)
  • 1500VDC I/O isolation
  • 3000VDC I/O isolation(option)
  • Built-in EMI filter
  • Protections: Short circuit / Overload
  • 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

SLW05A-12Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
12V
CURRENT RANGE
41.7 ~ 417mA
RATED POWER
5W
VOLTAGE ACCURACY
±2.0%
RIPPLE & NOISE (max.)Note.2
60mVp-p
LINE REGULATIONNote.3
±0.2%
LOAD REGULATIONNote.4
±0.5%
SWITCHING FREQUENCY
50KHz min.

INPUT

VOLTAGE RANGE
9 ~ 18VDC
EFFICIENCY (Typ.)
80%
DC CURRENT Full load
556mA
DC CURRENT No load
33mA
FILTER
Pi network
PROTECTION
Fuse recommended

PROTECTION (Note. 5)

OVER CURRENT
160 ~ 250% 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

ENVIRONMENT

WORKING TEMP.
-25 ~ +71℃ (Refer to "Derating Curve")
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-25 ~ +105℃, 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 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 B, FCC part 15 Class B , 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
800khrs min. MIL-HDBK-217F(25℃)
DIMENSION
50.8*25.4*11.27mm 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

SLW05A-12 Mechanical Specification
Mechanical Specification
SLW05A-12 Packing
Packing

Downloads

FAQ

Can I use the SLW05A-12 for low-power 12V control electronics in an automation panel?

Yes, this converter provides a constant 12V output with a 5W power rating. It is appropriate for low-power control electronics when the source available to the converter is within 9-18VDC.

Is the SLW05A-12 a fit for embedded devices that require a regulated 12V supply?

It can be used where the embedded device is designed for a 12V constant-voltage input and the load stays within 5W. The output is fixed at 12V, so it is meant for equipment that specifically calls for that voltage.

Can this model be used for compact industrial monitoring or test modules that run on 12V?

Yes, the 12V output and 5W rating make it suitable for smaller monitoring or test electronics rather than higher-power loads. Its compact 50.8 × 25.4 × 11.27 mm housing is also useful where board or enclosure space is limited.

Can the SLW05A-12 be used in harsh indoor environments?

The specified operating range is -25°C to +71°C, which supports use across a broad temperature span. Since no IP rating is listed, the environmental data supports protected indoor use rather than exposed outdoor use.

What are the key differences between the SLW05A-12 and the other SLW05A versions?

The listed SLW05A siblings are all 5W models with different outputs. SLW05A-05 is 5V and 1000mA, SLW05A-09 is 9V and 556mA, SLW05A-12 is 12V and 417mA, and SLW05A-15 is 15V and 333mA.

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Mean Well SLW05A-12 DC-DC Converter - 5W - 9~18V in 12V out 417mA
Mean Well

Mean Well SLW05A-12 DC-DC Converter - 5W - 9~18V in 12V out 417mA

Log in to see price

SLW05A-12 is the 12V output model of this series: rated power 5W, typical efficiency 80%.

Features

  • 2:1 wide input range
  • 4:1 wide input range(option)
  • 1500VDC I/O isolation
  • 3000VDC I/O isolation(option)
  • Built-in EMI filter
  • Protections: Short circuit / Overload
  • 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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