Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
IRM-02-15 is the 15V output model of this series: rated current 133mA, rated power 2W, typical efficiency 75%. Type Blank: PCB mounting style.
IRM-02 is a 2W miniature (33.7*22.2*15mm) AC-DC module-type power supply, ready to be soldered onto the PCB boards of various kinds of electronic instruments or industrial automation equipments. This product allows a universal input voltage range of 85~305Vac. The phenolic case and potted with silicone enhance the heat dissipation and meet the anti-vibration demand up to 5G; moreover, it provides the fundamental resistance to dust and moisture. With the high efficiency up to 77% and the extremely low no-load power consumption below 0.075W, IRM-02 series fulfills the worldwide regulation for the low power consumption requirement for electronics. The entire series is a Class Ⅱ design (no FG pin), incorporating the built-in EMI filtering components, enabling the compliance with BS EN/ EN55032 Class B; the supreme EMC features keep the end electronic units from electromagnetic interference. In addition to module-type model, IRM-02 series also offers the SMD style model.
Features
- Universal AC input / Full range
- No load power consumption<0.075W
- Compact size
- Comply with BS EN/EN55032 Class B without any additional components
- Wide operating temp. range -30~85℃
- Protections: Short circuit / Overload / Over voltage
- Cooling by free air convection
- Isolation ClassⅡ
- High reliability, low cost
- 3 years warranty
Specifications
OUTPUT
- DC VOLTAGE
- 15V
- RATED CURRENT
- 133mA
- CURRENT RANGE
- 0 ~ 133mA
- RATED POWER
- 2W
- RIPPLE & NOISE (max.)Note.2
- 200mVp-p
- VOLTAGE TOLERANCENote.3
- ±2.5%
- LINE REGULATION
- ±0.5%
- LOAD REGULATION
- ±0.5%
- SETUP, RISE TIME
- 600ms, 30ms/230Vac 600ms, 30ms/115Vac at full load
- HOLD UP TIME (Typ.)
- 40ms/230Vac 12ms/115Vac at full load
INPUT
- VOLTAGE RANGE
- 85 ~ 305Vac 120 ~ 430Vdc
- FREQUENCY RANGE
- 47 ~ 63Hz
- EFFICIENCY (Typ.)
- 75%
- AC CURRENT (Typ.)
- 45mA/115Vac 30mA/230Vac 25mA/277Vac
- INRUSH CURRENT (Typ.)
- 5A/115Vac 10A/230Vac
- LEAKAGE CURRENT
- < 0.25mA/277Vac
PROTECTION
- OVERLOAD
- ≥110% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
- OVER VOLTAGE
- 15.7 ~ 20.3V Protection type : Shut off o/p voltage, clamping by zener diode
ENVIRONMENT
- WORKING TEMP.
- -30 ~ +85℃ (Refer to "Derating Curve")
- WORKING HUMIDITY
- 20 ~ 90% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -40 ~ +100℃, 10 ~ 95% RH
- TEMP. COEFFICIENT
- ±0.03%/℃ (0 ~ 75℃)
- VIBRATION
- 10 ~ 500Hz, 5G 10min./1cycle, period for 60min. each along X, Y, Z axes
- SOLDERING TEMPERATURE
- Wave soldering: 265℃,5s (max.); Manual soldering: 390℃,3s (max.); Reflow soldering(SMD style): 240℃,10s (max.)
SAFETY & EMC
- SAFETY STANDARDS
- IEC62368-1,IEC61558-1/-2-16,UL62368-1,TUV BS EN/EN62368-1, BS EN/EN61558-1/-2-16,EAC TP TC 004, BSMI CNS15598-1 approved
- OVER VOLTAGE CATEGORY
- IEC/EN 61558-1/-2-16(OVC Ⅱ, altitude up to 2000m); IEC/EN/UL 62368-1(OVC Ⅱ, altitude up to 2000m)
- WITHSTAND VOLTAGE
- I/P-O/P:4.2KVac
- ISOLATION RESISTANCE
- I/P-O/P: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, CNS15936 Class B
- EMC IMMUNITY
- Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11, BS EN/EN55035, heavy industry level (surge L-N : 1KV), EAC TP TC 020
OTHERS
- MTBF
- 13571.4K hrs min. Telcordia SR-332 (Bellcore) ; 1960.2K hrs min. MIL-HDBK-217F (25℃)
- DIMENSION
- PCB mounting style : 33.7*22.2*15mm (L*W*H) SMD style : 33.7*22.2*16mm (L*W*H)
- PACKING
- PCB mounting style : 0.024Kg; 640pcs/ 16.3 Kg/ 0.84CUFT SMD style : 0.024Kg; 640 pcs/ 16.3 Kg/ 0.84CUFT
Certifications & ratings
- Marked features
- LPS
MODEL ENCODING
- Blank (this model)
- PCB mounting style
- S
- SMD style
Test conditions and notes4
- 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 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
Typical applications
- Industrial electrical equipment
- Mechanical equipment
- Factory automation equipment
- Handheld electronic device
Downloads
Datasheet1
Certificates4
Test reports1
Catalogues1
FAQ
Can I use the IRM-02-15 for a small 15V analog or instrumentation circuit?
It can fit low-power 15V constant-voltage circuits when total load stays within 2W and 133mA. That makes it appropriate for small internal instrumentation sections rather than higher-draw 15V devices.
Is the IRM-02-15 suitable for embedded industrial electronics that need 15V?
Yes, for embedded 15V electronics with modest current demand up to 133mA. Its miniature encapsulated construction and 33.7 × 22.2 × 15.0 mm size suit compact PCB-based equipment.
Can this model power a low-power 15V automation or signal interface module from universal AC input?
It is specified for 85-305VAC input, which supports a broad mains range. The connected load still needs to fit within the 15V, 133mA, and 2W output rating.
Is the IRM-02-15 appropriate for outdoor environments?
The stated operating temperature range is -30°C to +85°C, subject to the derating curve, so it can handle a wide temperature span inside equipment. The provided specs do not show an IP rating, so it should be used in protected indoor enclosures rather than exposed outdoor locations.
How does the IRM-02-15 compare with other 15V IRM models?
This datasheet covers only the 2W IRM-02 series, so it does not specify other 15V IRM power levels. IRM-02-15 is the 2W, 15V, 133mA PCB mounting style option (33.7 × 22.2 × 15 mm); the IRM-02-15S is the SMD style version of the same rating (33.7 × 22.2 × 16 mm).
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