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Mean Well

Mean Well SKA40B-15 DC-DC Converter - 35W - 18~36V in 15V out 2.67A

SKU SKA40B-15
$47.46 USD
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In stock
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Overview

SKA40B-15 is the 15V output model of this series: rated power 40W, typical efficiency 90.5%.

Features

  • 2:1 wide input range
  • High efficiency up to 92%
  • 1500VDC I/O isolation
  • Built-in EMI filter
  • Built-in remote ON / OFF control
  • Built-in remote sense
  • Trimming output ±10%
  • Protections: Short circuit / Overload / Over voltage
  • Cooling by free air convection
  • Six-sided shield metal case
  • 100% burn-in test
  • Low cost / High reliability
  • Output 3.3V/9V available
  • Approvals: FCC / EAC / CE / UKCA
  • 2 years warranty

Specifications

SKA40B-15Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
15V
CURRENT RANGE
0.26 ~ 2.67A
RATED POWER
40W
RIPPLE & NOISE (max.)Note.2
100mVp-p
LINE REGULATIONNote.3
±0.5%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE ACCURACY
±2.0%
SWITCHING FREQUENCY
200KHz min.
EXTERNAL CAPACITANCE LOAD (max.)
1000uF
EXTERNAL TRIM Adj. RANGE(Typ.)
±10%

INPUT

VOLTAGE RANGE
18 ~ 36VDC
EFFICIENCY (Typ.)
90.5%
DC CURRENT Full load
1900mA
DC CURRENT No load
100mA
FILTER
Pi network
REMOTE CONTROL
Power ON : R.C ~ -Vin > 2.5V ~ 75VDC 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
5Vo : 7V ~ 8.95V ; 12Vo : 15V ~ 19.2V ; 15Vo : 18V ~ 23.3V Protection type : Clamp by TVS diode

ENVIRONMENT

WORKING TEMP.
-40 ~ +80℃ (Refer to "Derating Curve")
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-55 ~ +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 (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, 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

DIMENSION
50.8*50.8*11.0 mm or 2"*2"*0.43" inch (L*W*H)
PACKING
50g ; 5pcs/per tube, 200pcs/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

SKA40B-15 Mechanical Specification
Mechanical Specification
SKA40B-15 Packing
Packing

Downloads

FAQ

Can I use the SKA40B-15 for a 15V industrial sensor or instrumentation load?

Yes, this unit provides a constant 15V output and is rated for 40W with up to 2.67A output current. It is appropriate for 15V industrial or embedded loads that stay within those electrical limits.

Is the SKA40B-15 suitable for 15V automation electronics in a compact enclosure?

It is designed for compact builds, with dimensions of 50.8 × 50.8 × 11.0 mm and a weight of 50g. For automation electronics that require 15V constant voltage, it supports loads up to 40W and 2.67A.

Can this model support 15V control modules in industrial equipment?

It can support 15V control modules when the available source is within the 18-36VDC input range. The converter delivers constant 15V output with a 40W rating and 2.67A maximum output current.

Would the SKA40B-15 work for 15V test or measurement devices inside a machine cabinet?

It can be used for 15V test, measurement, or control devices that require constant voltage and remain within 40W. The 2.67A output current limit is the key sizing number for those applications.

Can the SKA40B-15 handle wide ambient temperatures in industrial service?

The operating temperature range is specified as -40°C to +80°C. That supports use across a broad temperature range for protected industrial equipment.

Is this converter rated for exposed outdoor use?

The specs show a -40°C to +80°C operating temperature range, but they do not provide an IP rating. Because no ingress-protection rating is listed, the product specs do not establish suitability for exposed outdoor environments.

What is the difference between the SKA40B-15 and the other SKA40B models?

The SKA40B series includes 35W and 40W models. The SKA40B-05 is 5V at 7A (35W), while the SKA40B-12 is 12V at 3.33A (40W) and the SKA40B-15 is 15V at 2.67A (40W).

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Mean Well SKA40B-15 DC-DC Converter - 35W - 18~36V in 15V out 2.67A
Mean Well

Mean Well SKA40B-15 DC-DC Converter - 35W - 18~36V in 15V out 2.67A

$47.46 USD

SKA40B-15 is the 15V output model of this series: rated power 40W, typical efficiency 90.5%.

Features

  • 2:1 wide input range
  • High efficiency up to 92%
  • 1500VDC I/O isolation
  • Built-in EMI filter
  • Built-in remote ON / OFF control
  • Built-in remote sense
  • Trimming output ±10%
  • Protections: Short circuit / Overload / Over voltage
  • Cooling by free air convection
  • Six-sided shield metal case
  • 100% burn-in test
  • Low cost / High reliability
  • Output 3.3V/9V available
  • Approvals: FCC / EAC / CE / UKCA
  • 2 years warranty
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