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Mean Well

Mean Well DCW08C-12 DC-DC Converter - 8W - 36~72V in ±12V out 335mA

SKU DCW08C-12
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Overview

DCW08C-12 is the ±12V output model of this series: rated power 8W, typical efficiency 80%.

Features

  • 2:1 wide input range
  • 1500VDC I/O isolation
  • Built-in EMI filter
  • Protections: Short circuit / Overload
  • Cooling by free air convection
  • Five-sided shield metal case
  • 100% full load burn-in test
  • Low cost / High reliability
  • 2 years warranty

Specifications

DCW08C-12Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
±12V
CURRENT RANGE
±66 ~ ±335mA
RATED POWER
8W
RIPPLE & NOISE (max.)Note.2
60mVp-p
LINE REGULATIONNote.3
±0.5%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE ACCURACY
±2.0%
SWITCHING FREQUENCY
50KHz min.
EXTERNAL CAPACITANCE LOAD (max.)
100uF

INPUT

VOLTAGE RANGE
36 ~ 72VDC
EFFICIENCY (Typ.)
80%
DC CURRENT Full load
215mA
DC CURRENT No load
15mA
FILTER
Pi network
PROTECTION
Fuse recommended

PROTECTION

OVERLOADNote.5
110 ~ 250% rated output load Protection type : Hiccup mode, recovers automatically after fault condition is removed
SHORT CIRCUITNote.5
All output equipped with over current protection Protection type : Hiccup mode, recovers automatically after fault condition is removed

ENVIRONMENT

WORKING TEMP.
-40 ~ +71℃ (Refer to "Derating Curve")
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-40 ~ +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
ISOLATION CAPACITANCE
250pF max.
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
900khrs min. MIL-HDBK-217F (25℃)
DIMENSION
31.8*20.3*12.2mm (L*W*H) or 1.25"*0.80"*0.48" inch (L*W*H)
PACKING
17.5g ; 15pcs/per tube, 750pcs/50 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 20% 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

DCW08C-12 Mechanical Specification
Mechanical Specification
DCW08C-12 Packing
Packing

Downloads

FAQ

What input and output ratings does the Mean Well DCW08C-12 provide?

The DCW08C-12 is an 8W DC-DC converter with a 36 to 72V DC input range and a ±12V DC output. Its rated output current is 335mA. This makes it suitable for designs that need a regulated dual 12V output from a higher-voltage DC source.

What types of applications is the DCW08C-12 typically used in?

This model is a fit for industrial and OEM equipment that operates from a 36 to 72V DC bus and needs isolated low-power conversion. Typical use cases include control electronics, instrumentation, and distributed power architectures. Its compact size and wide input range make it practical where board space and input variation both matter.

How does the DCW08C-12 handle harsh operating environments?

The converter is rated for operation from -40°C to +71°C, with derating referenced at higher temperatures. It uses free-air convection cooling, so it is designed to run without an internal fan. The five-sided shield metal case also supports durability and noise control in demanding environments.

What protection and reliability features are included in this model?

The DCW08C-12 includes short-circuit protection and overload protection with auto-recovery. It is also described as having a built-in EMI filter and undergoing 100% full-load burn-in testing. Mean Well lists this model with a 2-year warranty.

Is the DCW08C-12 a good choice for applications that require isolation and EMC compliance?

This model is designed with input-to-output isolation and a built-in EMI filter, which can help in systems where electrical separation and noise performance are important. The specification lists a 1.5KVDC I/P-O/P withstand voltage, and the product features highlight 1500VDC I/O isolation. EMC compliance includes EN55032 Class B, FCC Part 15 Class B, and several EN61000-4 immunity standards.

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Mean Well DCW08C-12 DC-DC Converter - 8W - 36~72V in ±12V out 335mA
Mean Well

Mean Well DCW08C-12 DC-DC Converter - 8W - 36~72V in ±12V out 335mA

Log in to see price

DCW08C-12 is the ±12V output model of this series: rated power 8W, typical efficiency 80%.

Features

  • 2:1 wide input range
  • 1500VDC I/O isolation
  • Built-in EMI filter
  • Protections: Short circuit / Overload
  • Cooling by free air convection
  • Five-sided shield metal case
  • 100% full load burn-in test
  • Low cost / High reliability
  • 2 years warranty
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