Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
SMA01N-05 is the model of this series: rated power 1W, typical efficiency 77%.
Features
- 1500VDC I/O isolation
- 3000VDC I/O isolation(optional)
- Operating temperature range of -40 ~ +85℃ without derating
- Internal SMD technology
- Built-in EMI filter
- Cooling by free air convection
- Non-conductive plastic case
- Dual in line package
- Industry standard pinout
- 100% burn-in test
- Low cost / High reliability
- 2 years warranty
Specifications
SELECTION GUIDE
- DC OUTPUT VOLTAGE
- 5V
- OUTPUT CURRENT RANGE
- 0 ~ 200mA
- EFFICIENCY(Typ.)
- 77%
OUTPUT
- RATED POWER
- 1W
- RIPPLE & NOISE (max.)Note.2
- 100mVp-p
- LINE REGULATIONNote.3
- ±1.2% for 1% input variation
- LOAD REGULATIONNote.4
- ±8.0%
- VOLTAGE ACCURACY
- ±2.0%
- SWITCHING FREQUENCY(Typ.)
- 100KHz
INPUT
- VOLTAGE RANGE
- 21.6 ~ 26.4V
- NORMAL VOLTAGE
- 24V
- INPUT CURRENT Full load
- 57mA
- INPUT CURRENT No load
- 11mA
- PROTECTION (FUSE RECOMMENDED)
- 150mA
- FILTER
- Capacitor type
PROTECTION
- OVERLOAD
- Momentary Protection type : Broken
- SHORT CIRCUIT
- Momentary Protection type : Broken
ENVIRONMENT
- WORKING TEMP.
- -40 ~ +90℃ (Refer to "Derating Curve")
- WORKING HUMIDITY
- 20% ~ 90% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -55 ~ +125℃, 10 ~ 95% RH
- TEMP. COEFFICIENT
- ±0.05% / ℃ (0 ~ 50℃)
- VIBRATION
- 10 ~ 500Hz, 2G 10min./1 cycle, 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
- 80pF max.
- EMI RADIATION
- Compliance to BS EN/EN55032 Class B, FCC part 15 Class B, EAC TP TC 020
- EMS IMMUNITY
- Compliance to BS EN/EN61000-4-2,3,4,5,6,8 light industry level, criteria A, EAC TP TC 020
OTHERS
- MTBF
- 700khrs min. MIL-HDBK-217F(25℃)
- DIMENSION (L*W*H)
- 12.7*10.16*7.1mm or 0.50"*0.40"*0.28" inch for 5V,12V input ; 12.7*10.16*7.62mm or 0.50"*0.40"*0.30" inch for 24V input
- PACKING
- 1.6g ; 40pcs/per tube, 6000pcs/150 tube/per carton
Test conditions and notes4
- 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.
Technical drawings
Downloads
FAQ
Can I use the SMA01N-05 to generate 5V for low-power control electronics from a 21.6~26.4V source?
Yes, this model is designed for that kind of low-power conversion, with 21.6~26.4V input and constant 5V output at 1W. It fits small control, logic, or interface sections that need a regulated 5V auxiliary rail.
Is the SMA01N-05 suitable for 24V-class automation systems that need a compact 5V auxiliary output?
It is suitable when the available input falls within the listed 21.6~26.4V range and the downstream electronics only need a 1W 5V supply. The compact 12.7 × 10.16 × 7.62 mm package also helps in dense panel or embedded layouts.
Can this converter support small 5V sensing or communications electronics inside industrial equipment?
Yes, it can support low-power 5V sensing or communications-related electronics when the application needs constant-voltage output from a 21.6~26.4V input source. It is intended for auxiliary electronics, not larger 5V power loads.
Is the SMA01N-05 acceptable for outdoor installations?
The specified operating range is -40°C to +90°C, which supports wide-temperature use inside equipment. No IP rating is provided, so it should be treated as a protected indoor-enclosure component rather than an exposed outdoor one.
How does the SMA01N-05 compare with the rest of the SMA01N series?
All SMA01N models are 1W constant-voltage converters with 21.6~26.4V input. The series includes 5V at 200mA, 9V at 110mA, 12V at 84mA, and 15V at 67mA.
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