Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
PCD-25-700A is the model of this series: rated current 700mA, rated power 25.2W, typical efficiency 81%.
Features
- AC phase-cut dimming
- Work with leading edge and trailing edge TRIAC dimmers
- 115VAC or 230VAC models available
- Built-in active PFC function
- Constant current design
- Protections: Short circuit / Over temperature
- Cooling by free air convection
- Fully isolated plastic case
- IP42 design
- Class Ⅱ power unit, no FG
- Class 2 power unit
- Suitable for LED related fixture or appliance (such as LED Decoration or Advertisement devices)
- 100% full load burn-in test
- Low cost
- High reliability
- 3 years warranty
Specifications
OUTPUT
- RATED CURRENT
- 700mA
- OPERATING VOLTAGE RANGE
- 24 ~ 36V
- CURRENT ACCURACY
- ±5.0%
- RATED POWER
- 25.2W
- RIPPLE & NOISE (max.)Note.1
- 2.7Vp-p
- NO LOAD OUTPUT VOLTAGE (max.)
- 50V
- SETUP TIME
- 500ms / 230VAC 2000ms / 115VAC at full load
INPUT
- FREQUENCY RANGE
- 47 ~ 63Hz
- POWER FACTOR (Typ.)
- PF>0.9/115VAC, PF>0.9/230VAC, PF>0.9/277VAC at full load (Please refer to "Power Factor Characteristic" curve)
- TOTAL HARMONIC DISTORTION A series
- THD< 20% when output loading≧70% at 115VAC
- TOTAL HARMONIC DISTORTION B series
- THD< 20% when output loading≧70% at 230VAC input and output loading≧80% at 277VAC input
- EFFICIENCY (Typ.)
- 81%
- AC CURRENT (Typ.)
- 0.6A/115VAC 0.3A/230VAC 0.2A/277VAC
- INRUSH CURRENT(max.)
- COLD START 10A(twidth=20μs measured at 50% Ipeak) at 115VAC / 230VAC
- MAX. No. of PSUs on 16A CIRCUIT BREAKER A series
- 37 units (circuit breaker of type B) / 37 units (circuit breaker of type C) at 115VAC
- MAX. No. of PSUs on 16A CIRCUIT BREAKER B series
- 80 units (circuit breaker of type B) / 80 units (circuit breaker of type C) at 230VAC
- LEAKAGE CURRENT
- <0.5mA 120VAC / 240VAC
PROTECTION
- SHORT CIRCUIT
- Hiccup mode, recovers automatically after fault condition is removed.
- OVER TEMPERATURE
- Shut down o/p voltage, re-power on to recover
ENVIRONMENT
- WORKING TEMP.
- -30 ~ +60℃ (Refer to "Derating Curve")
- WORKING HUMIDITY
- 20 ~ 95% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -40 ~ +80℃, 10 ~ 95% RH
- TEMP. COEFFICIENT
- ±0.03%/℃ (0 ~ 50℃)
- VIBRATION
- 10 ~ 500Hz, 2G 12min./1cycle, period for 72min. each along X, Y, Z axes
SAFETY & EMC
- SAFETY STANDARDS
- UL8750, CSA C22.2 No. 250.0-08, ENEC BS EN/EN613471, BS EN/EN61347-2-13, BS EN/EN62384(for B type only), BIS IS15885(for 350B,700B only), EAC TP TC 004,IP42 approved ; design refer to UL60950-1, BS EN/EN61347-1, BS EN/EN61347-2-13
- WITHSTAND VOLTAGE
- I/P-O/P:3.75KVAC
- ISOLATION RESISTANCE
- I/P-O/P:100M Ohms / 500VDC / 25℃/ 70% RH
- EMC EMISSION
- Compliance to BS EN/EN55015 (B type only), BS EN/EN61000-3-2 Class C ; BS EN/EN61000-3-3, FCC part 18 non-consumer equipment (A type only), EAC TP TC 020
- EMC IMMUNITY
- Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11, BS EN/EN55024,BS EN/EN61547, light industry level, EAC TP TC 020
OTHERS
- MTBF
- 6612.9K hrs min. Telcordia SR-332 (Bellcore) 806.1Khrs min. MIL-HDBK-217F (25℃)
- DIMENSION
- 84*57*29.5mm (L*W*H)
- PACKING
- 0.19Kg; 72pcs/14.7Kg/0.92CUFT
Test conditions and notes5
- 1. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
- 2. Direct connecting to LEDs is suggested, but is not suitable for using additional drivers.
- 3. To fulfill requirements of the latest ErP regulation for lighting fixtures, this LED power supply can only be used behind a switch without permanently connected to the mains.
- 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).
- 5. For any application note and IP water proof function installation caution, please refer our user manual before using. https://www.meanwell.com/Upload/PDF/LED_EN.pdf
Technical drawings
Downloads
Certificates5
Test reports1
Catalogues1
FAQ
Can I use the PCD-25-700A for an LED downlight project?
Yes, if the downlight is specified for constant current operation at 700mA and the LED load falls within 24-36V. With 25.2W available, it is suited to downlights that match both that current and voltage range.
Is the PCD-25-700A suitable for signage LED modules?
It can be used for signage modules that require a 700mA constant current driver and operate across 24-36V. It should not be used where the signage system expects a constant voltage power supply instead.
Can this driver run a small LED array with a mid-voltage string?
Yes, this model is designed for 700mA constant current loads in the 24-36V range. A small LED array is a fit when its total forward voltage stays inside that window and its load remains within 25.2W.
How do I check LED compatibility for the PCD-25-700A?
Your LED load should be rated for constant current at 700mA, and the total forward voltage should land between 24V and 36V. The number of LEDs depends on each LED's forward voltage, so the correct match is based on current plus total voltage, not a fixed LED count.
What environmental limits apply to the PCD-25-700A?
The driver is IP42 approved and operates from -30°C to +60°C, with derating per the derating curve. Those limits make it appropriate where the project specification does not require a higher enclosure rating than IP42.
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