Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
SCW08C-12 is the 12V output model of this series: rated power 8W, typical efficiency 81%.
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
OUTPUT
- DC VOLTAGE
- 12V
- CURRENT RANGE
- 134 ~ 670mA
- 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.)
- 220uF
INPUT
- VOLTAGE RANGE
- 36 ~ 72VDC
- EFFICIENCY (Typ.)
- 81%
- DC CURRENT Full load
- 215mA
- DC CURRENT No load
- 15mA
- FILTER
- Pi network
- PROTECTION
- Fuse recommended
PROTECTION (Note. 5)
- OVERLOAD
- 110 ~ 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.
- -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./1 cycle, period for 60min. each along X, Y, Z axes
SAFETY
- 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 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.All parameters are specified at normal input, rated load, 25℃ 70% RH ambient.
- 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf & 47uf capacitor.
- 3.Line regulation is measured from low line to high line at rated load.
- 4.Load regulation is measured from 20% to 100% rated load.
- 5.Please prevent the converter from operating in overload or short circuit condition for more than 30 seconds.
Technical drawings
Downloads
FAQ
Can I use the SCW08C-12 to power a 12V control circuit from a 36-72VDC source?
Yes, it is intended for a 36-72VDC input range and provides constant 12V output. With 8W total power and 0.67A output current, it fits low-power 12V control electronics rather than higher-current 12V loads.
Is the SCW08C-12 suitable for embedded 12V electronics in compact industrial equipment?
It can be a good match for compact equipment because the body size is 31.8 × 20.3 × 12.2 mm and the weight is 17.5 g. The output is regulated 12V at up to 0.67A, which suits smaller embedded 12V sections within the 8W limit.
Can this model support 12V sensors, relays, or interface electronics on a higher-voltage input system?
It is appropriate for low-power 12V electronics that require constant voltage and operate within the 0.67A output rating. The 36-72VDC input range makes it relevant where the source side is higher than the 12V load side.
What are the output differences across the SCW08C series?
The SCW08C-05, SCW08C-12, and SCW08C-15 are all 8W models. Their outputs are 5V at 1.6A, 12V at 0.67A, and 15V at 0.53A respectively.
Can the SCW08C-12 be used in outdoor or temperature-variable environments?
Its operating temperature range is -40°C to +71°C, with output derated at higher temperatures per the derating curve. No IP rating is shown, so the provided specs do not confirm outdoor or exposed-environment suitability.
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