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Mean Well SCP-35-12 Power supply 35.9W 13.8V 2.6A

built-in temperature compensation functionno load power consumption<0.75Woutput voltage detection signal
SKU SCP-35-12
$22.70 USD
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Overview

SCP-35-12 is the 13.8V output model of this series: rated current 2.6A, rated power 35.9W, typical efficiency 83%.

Features

  • Universal AC input/Full range
  • Protections: Short circuit / Overload / Over voltage / Battery polarity protections (by fuse)
  • Built-in temperature compensation function
  • Output voltage detection signal
  • Cooling by free air convection
  • LED indicator for power on
  • No load power consumption <0.75W
  • Suitable for installation in metallic or non-metallic system enclosure
  • 100% full load burn-in test
  • 2 years warranty

Specifications

SCP-35-12Specifications from the official datasheet (2024-11-22 edition)

OUTPUT

DC VOLTAGE
13.8V
RATED CURRENT
2.6A
CURRENT RANGE
0 ~ 2.6A
PEAK 5SNote.6
3.1A
RATED POWER
35.9W
RIPPLE & NOISE (max.)Note.2
120mVp-p
VOLTAGE ADJ. RANGE
+15,-5%
VOLTAGE TOLERANCENote.3
±2.0%
LINE REGULATIONNote.4
±1.0%
LOAD REGULATIONNote.5
±2.0%
SETUP, RISE TIME
600ms, 30ms/230VAC 1200ms, 30ms/115VAC at full load
HOLD UP TIME (Typ.)
50ms/230VAC 16ms/115VAC at full load

INPUT

VOLTAGE RANGE
85 ~ 264VAC 120 ~ 370VDC
FREQUENCY RANGE
47 ~ 63Hz
EFFICIENCY (Typ.)
83%
AC CURRENT (Typ.)
0.75A/115VAC 0.5 A/230VAC
INRUSH CURRENT (Typ.)
COLD START 45A
LEAKAGE CURRENT
<2mA / 240VAC

FUNCTION

TEMP. COMPENSATION
By NTC (not provide with the power supply)
OUTPUT VOLTAGE SENSOR
L=output voltage +0.2 ~ 0.7V(AC OK); L=0V(AC Fail)

PROTECTION

OVERLOAD
3.1 ~ 4.2A rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE
16.6 ~ 19.3V Protection type : Shut down o/p voltage, re-power on to recover

ENVIRONMENT

WORKING TEMP.
-20 ~ +60℃ (Refer to output load derating curve)
WORKING HUMIDITY
20 ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-40 ~ +85℃, 10 ~ 95% RH
TEMP. COEFFICIENT
±0.05% /℃ (0 ~ 45℃)
VIBRATION
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes

SAFETY & EMC (Note 6)

SAFETY STANDARDS
UL62368-1, CB(IEC62368-1), EAC TP TC 004 approved, Design refer to BS EN/EN62368-1
WITHSTAND VOLTAGE
I/P-O/P:3KVAC I/P-FG:2.0KVAC O/P-FG:0.5KVAC
ISOLATION RESISTANCE
I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
EMC EMISSION
Compliance to BS EN/EN55032 (CISPR32) Class B, BS EN/EN61000-3-2,3, EAC TP TC 020
EMC IMMUNITY
Compliance to BS EN/EN61000-4-2, 3, 4, 5, 6, 8,11, BS EN/ENV50204, BS EN/EN55035, BS EN/EN61000-6-1, light industry level, EAC TP TC 020

OTHERS

MTBF
3044.9K hrs min. Telcordia SR-332 (Bellcore) ; 523.3K hrs min. MIL-HDBK-217F (25℃)
DIMENSION
99*97*36mm (L*W*H)
PACKING
0.37Kg; 45pcs/17.7Kg/1.04CUFT
Test conditions and notes8
  1. 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature.
  2. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1μF & 47μF parallel capacitor.
  3. 3. Tolerance : includes set up tolerance, line regulation and load regulation.
  4. 4. Line regulation is measured from low line to high line at rated load.
  5. 5. Load regulation is measured from 0% to 100% rated load.
  6. 6. 33% Duty cycle maximum within every 15 seconds. Average output power should not exceed the rated power.
  7. 7. The power supply is considered a component which will be installed into a final equipment. The final equipment must be re-confirmed that it still meets EMC directives. (as available on https://www.meanwell.com//Upload/PDF/EMI_statement_en.pdf )
  8. 8. The ambient temperature derating of 3.5℃/1000m with fanless models and of 5℃/1000m with fan models for operating altitude higher than 2000m(6500ft).

Technical drawings

SCP-35-12 Mechanical Specification
Mechanical Specification
SCP-35-12 Block Diagram
Block Diagram
SCP-35-12 Derating Curve
Derating Curve
SCP-35-12 Function Description
Function Description
SCP-35-12 Function Description (2)
Function Description (2)

Downloads

FAQ

Can I use the SCP-35-12 for a small 13.8V industrial control panel?

Yes, this model is a constant-voltage 13.8V supply rated for 2.6A and 35.9W. That makes it suitable for small 13.8V control electronics, panel devices, or embedded hardware that stay within that DC load.

Is the SCP-35-12 a fit for low-power telecom or monitoring equipment that runs on 13.8V DC?

It can be, if the equipment requires a regulated 13.8V DC source and does not exceed 2.6A or 35.9W. The wide 85-264VAC input also helps in facilities that may see different AC mains standards.

Can this power supply support embedded or automation electronics with battery-related voltage requirements?

It supports embedded or automation electronics with battery-related voltage requirements by providing constant-voltage output at 13.8V and an output voltage detection signal. It features a connector for an external NTC thermistor to enable temperature compensation, though the sensor itself is not included with the power supply.

Is the SCP-35-12 suitable for outdoor or harsh-location use?

The operating temperature range is -20°C to +60°C, so the thermal range suits many indoor equipment spaces and protected enclosures. No IP rating is listed in the provided specs, so outdoor or washdown suitability is not established from this data alone.

How does the SCP-35-12 compare with the other SCP series models?

Within this group, the SCP-35-12 is 35.9W at 13.8V and 2.6A. The siblings are SCP-35-24 at 38.6W, 27.6V, 1.4A; SCP-50-12 at 49.7W, 13.8V, 3.6A; SCP-50-24 at 49.7W, 27.6V, 1.8A; SCP-75-12 at 74.5W, 13.8V, 5.4A; and SCP-75-24 at 74.5W, 27.6V, 2.7A.

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Mean Well SCP-35-12 Power supply 35.9W 13.8V 2.6A
Mean Well

Mean Well SCP-35-12 Power supply 35.9W 13.8V 2.6A

$22.70 USD

SCP-35-12 is the 13.8V output model of this series: rated current 2.6A, rated power 35.9W, typical efficiency 83%.

Features

  • Universal AC input/Full range
  • Protections: Short circuit / Overload / Over voltage / Battery polarity protections (by fuse)
  • Built-in temperature compensation function
  • Output voltage detection signal
  • Cooling by free air convection
  • LED indicator for power on
  • No load power consumption <0.75W
  • Suitable for installation in metallic or non-metallic system enclosure
  • 100% full load burn-in test
  • 2 years warranty
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