Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
NFM-15-15 is the 15V output model of this series: rated current 1A, rated power 15W, typical efficiency 79%.
Features
- Universal AC input / Full range
- Protections: Short circuit / Over load / Over voltage / Over temperature
- Ultra-miniature size, light weight
- Cooling by free air convection
- Isolation classⅡ
- Medical safety approved (2 x MOPP between primary to secondary)
- No load power consumption<0.5W
- 100% full load burn-in test
- Fixed switching frequency at 67KHz
- High reliability
- Suitable for BF application with appropriate system consideration
- 3 years warranty
Specifications
OUTPUT
- DC VOLTAGE
- 15V
- RATED CURRENT
- 1A
- CURRENT RANGE
- 0 ~ 1A
- RATED POWER
- 15W
- RIPPLE & NOISE (max.)Note.2
- 150mVp-p
- VOLTAGE ADJ. RANGE
- 13.5 ~ 16.5V
- VOLTAGE TOLERANCENote.3
- ±1.0%
- LINE REGULATION
- ±0.5%
- LOAD REGULATION
- ±0.5%
- SETUP, RISE TIME
- 1000ms, 20ms/230VAC 1000ms, 20ms/115VAC at full load
- HOLD UP TIME (Typ.)
- 100ms/230VAC 24ms/115VAC at full load
INPUT
- VOLTAGE RANGE
- 85 ~ 264VAC 120 ~ 370VDC
- FREQUENCY RANGE
- 47 ~ 440Hz
- EFFICIENCY (Typ.)
- 79%
- AC CURRENT (Typ.)
- 0.35A/115VAC 0.2A/230VAC
- INRUSH CURRENT (Typ.)
- COLD START 30A/115VAC 50A/230VAC
- LEAKAGE CURRENTNote.6
- Touch current < 80μA/264VAC
PROTECTION
- OVERLOAD
- Above 105% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
- OVER VOLTAGE
- 17.25 ~ 20.25V Protection type : Shut off o/p voltage, clamping by zener diode
- OVER TEMPERATURENote.5
- Tj 140℃ typically (U1) detect on main control IC Protection type : Shut down o/p voltage, recovers automatically after temperature goes down
ENVIRONMENT
- WORKING TEMP.
- -20 ~ +70℃ (Refer to "Derating Curve")
- WORKING HUMIDITY
- 20 ~ 90% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -40 ~ +85℃, 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 (Note 4)
- SAFETY STANDARDS
- ANSI/AAMI ES60601-1,TUV EN60601-1, IEC60601-1, UL60950-1, EAC TP TC 004 approved
- ISOLATION LEVEL
- Primary-Secondary: 2xMOPP
- WITHSTAND VOLTAGE
- I/P-O/P:4KVAC
- ISOLATION RESISTANCE
- I/P-O/P:100M Ohms / 500VDC / 25℃/ 70% RH
- EMC EMISSION
- Compliance to EN55011(CISPR11), EN55032 (CISPR32) Class B, EN61000-3-2,-3, EAC TP TC 020
- EMC IMMUNITY
- Compliance to EN61000-4-2,3,4,5,6,8,11, EN55035, EN60601-1-2, EN61204-3, medical level, EAC TP TC 020
OTHERS
- MTBF
- 499.7Khrs min. MIL-HDBK-217F (25℃)
- DIMENSION
- 70*48*22mm (L*W*H)
- PACKING
- 0.065Kg; 120pcs/8.8Kg/0.94CUFT
Test conditions and notes7
- 1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and 25℃ of ambient temperature.
- 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
- 3. Tolerance : includes set up tolerance, line regulation and load regulation.
- 4. 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.
- 5. The over temperature protection (OTP) is the built-in function of the control IC (U1). The activating level described above is based on the specification provided by the IC manufacturer.
- 6. Touch current was measured from primary input to DC output.
- 7. 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
Downloads
Certificates5
Test reports1
Catalogues1
FAQ
Can I use the NFM-15-15 for 15V instrumentation or analog control electronics?
It can be used for equipment that requires a constant 15V supply and stays within 1A and 15W. That makes it suitable for lower-power instrumentation, signal-conditioning, or control electronics that run on 15V. The load must remain within the rated output current and power.
Is the NFM-15-15 appropriate for embedded industrial devices that need 15V DC?
Yes, when the device is designed for 15V constant-voltage input and draws no more than 1A. With a wide 85-264VAC input range, it can support use in equipment intended for different AC mains conditions. It is better suited to modest embedded or automation loads than to higher-power 15V hardware.
Can this model power small 15V actuator control or interface circuits?
It can fit small 15V control or interface circuits as long as total demand remains at or below 15W and 1A. That makes it useful for auxiliary electronics in automation equipment where a regulated 15V rail is needed. It is not sized for larger 15V loads beyond its rating.
Is the NFM-15-15 suitable for outdoor or high-temperature equipment use?
The specified operating temperature range is -20C to +70C, so it covers a broad temperature span. No IP rating is listed in the provided product data, so the specs do not state protection against dust or water ingress. Based on the available specs, environmental suitability is defined by temperature range, not by an outdoor-rated enclosure.
How does the NFM-15-15 compare with other 15V NFM models?
The NFM-15 series includes models with different output voltages such as 3.3V, 5V, 12V, 15V, and 24V. The NFM-15-15 is the 15V variant, rated at 15W and 1A. Other models in the series have different current ratings and output voltages, so the NFM-15-15 is the specific choice for 15V applications within this 15W family.
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Other NFM-15 Models
4 other models| Model | Power | Voltage | Current | |
|---|---|---|---|---|
| Mean Well NFM-15-5 Power Supply 15W 5V 3A | 15W | 5V | 3A | View |
| Mean Well NFM-15-3.3 Power Supply 15W 3.3V 3.5A | 11.55W | 3.3V | 3.5A | View |
| Mean Well NFM-15-24 Power Supply 15W 24V 630mA | 15.12W | 24V | 0.63A | View |
| Mean Well NFM-15-12 Power Supply 15W 12V 1.25A | 15W | 12V | 1.25A | View |
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