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Mean Well

Mean Well SKA40C-05 DC-DC Converter - 35W - 36~75V in 5V out 7A

SKU SKA40C-05
$47.46 USD
Shipping calculated at checkout.
In stock
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Overview

SKA40C-05 is the 5V output model of this series: rated power 35W, typical efficiency 91%.

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

SKA40C-05Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
5V
CURRENT RANGE
0.7 ~ 7A
RATED POWER
35W
RIPPLE & NOISE (max.)Note.2
60mVp-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
36 ~ 75VDC
EFFICIENCY (Typ.)
91%
DC CURRENT Full load
1000mA
DC CURRENT No load
65mA
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

SKA40C-05 Mechanical Specification
Mechanical Specification
SKA40C-05 Packing
Packing

Downloads

FAQ

Can I use the SKA40C-05 to power 5V industrial logic or embedded computing hardware?

Yes, this model provides constant 5V output and is rated for 35W with up to 7A output current. That suits 5V logic boards, embedded computing hardware, and automation electronics that stay within those limits.

Is the SKA40C-05 suitable for 5V controllers or communication modules in higher-voltage systems?

It is intended for applications with a 36-75VDC input range that need a regulated 5V constant-voltage output. With 35W total power and 7A available, it fits 5V control and communications loads within that output capacity.

Can this converter run 5V HMI, gateway, or edge device loads?

It can be used for 5V HMI, gateway, or edge devices if their demand stays at or below 35W and 7A. The constant-voltage 5V output is the relevant match for those types of electronics.

Would the SKA40C-05 work for dense 5V electronics where board space is limited?

It is relatively compact at 50.8 × 50.8 × 11.0 mm and weighs 50g. That makes it easier to place in space-constrained industrial or embedded assemblies that need 5V output.

Can the SKA40C-05 be used in very cold or very warm equipment locations?

The specified operating temperature range is -40°C to +80°C. That gives it a broad operating window for protected industrial environments.

Is the SKA40C-05 appropriate for outdoor exposure or unsealed areas?

The temperature range is listed as -40°C to +80°C, but the provided specs do not include an IP rating. Without an IP rating, the safer interpretation is use in protected enclosures rather than exposed outdoor or wet locations.

How does the SKA40C-05 compare with the other SKA40C versions?

The listed SKA40C siblings all have a 35W rating. The SKA40C-05 is 5V at 7A, the SKA40C-12 is 12V at 3.33A, and the SKA40C-15 is 15V at 2.67A.

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Mean Well SKA40C-05 DC-DC Converter - 35W - 36~75V in 5V out 7A
Mean Well

Mean Well SKA40C-05 DC-DC Converter - 35W - 36~75V in 5V out 7A

$47.46 USD

SKA40C-05 is the 5V output model of this series: rated power 35W, typical efficiency 91%.

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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