The YOU-YI YY-D-200-5 is a slim LED switching power supply. The photographed G3-version nameplate confirms a 200–240VAC input and 5V DC, 40A output. The existing parameter table lists 200W rated power.
Version check: The original table identifies “YY-D-200-5 V-G”, while the product photo is marked “Version: G3”. The table is retained below with that distinction; confirm which revision will be supplied before using its detailed performance or protection figures.
Product parameter table
| MODEL | YY-D-200-5 V-G | |
|---|---|---|
| OUTPUT | DC VOLTAGE | 5V |
| RATED CURRENT | 40A | |
| CURRENT RANGE | 0~40A | |
| RATED POWER | 200W | |
| RIPPLE&NOISE | ≤100mV | |
| VOLTAE ADJ.RANGE | ±1% | |
| VOLTAGE TOLERANCE | ±1% | |
| LINE REGULATION | ±0.5% | |
| LOAD REGULATION | ±2.0% | |
| SET UP TIME | 50mS | |
| HOLD UP TIME | 20mS | |
| INPUT | VOLTAGE RANGE | 200V~240V |
| FRE.RANGE | 47Hz~63Hz | |
| EFFICIENCY | 88% | |
| INRUSH CURRENT | ≤40A | |
| LEAKAGE CURRENT | ≤2.0mA | |
| PROTECTION | INPUT UNDERVOLTAGE | 150V~170V |
| INPUT OVER VOLTAGE | 270V~280V | |
| INPUT OVER CURRENT | 4A | |
| OUTPUT OVER VOLTAGE | 5.75V~7.5V(Re-start) | |
| OUTPUT LIMIT CURRENT | 61A~70A | |
| OVER TEMPERATURE | 105℃±5℃ | |
| THERMAL METHODS | Cooled by air | |
| ENVIRONMENT | WORKING TEMP. | —30℃~+60℃ |
| WORKING HUMIDITY | 20~90%RH | |
| STORAGE TEMP.,HUMDITY | —40℃~+80℃,10~95%RH | |
| TEMP.COEFFICIENT | ±0.03%/℃(0~50℃) | |
| VIBRATION | 10-300MHz,1G,10 min./1 cycle, | |
| Period for 60min each axes. | ||
| SAFETY | SAFETY STANDARDS | GB4943、UL60950、EN60950 |
| EMC STANDARDS | GB9254、EN55022A | |
| WITHSTAND VOLTAGE | I/P-O/P:3KVAC/3mA/1min | |
| I/P-FG:1.5KVAC/3mA/1min | ||
| O/P-FG:0.5KVAC/3mA/1min | ||
| ISOLATION RESISTANCE | I/P-O/P:100MΩmin/500VDC | |
| CERTIFICATION | CQC/ CE/ CB/ ROHS/CCC | |
| OTHERS | DIMENSION | 210*62*31mm |
How to use the listed ratings
The 40A figure is the stated rated output current. The separate 61–70A “output limit current” entry is a protection-related value in the original table, not a continuous-load rating. The table’s 105°C ±5°C overtemperature entry is also a protection threshold, not the operating temperature range.
The original vibration entry reads “10–300MHz”; its unit has not been independently confirmed and should not be used as a verified vibration specification. Likewise, the listed standards and certification names are source references, not confirmation of certification for every delivered revision.
Replacement selection
Check the exact model and revision, required 5V output, cabinet load, terminal positions and mounting space. The original V-G table gives dimensions of 210 × 62 × 31mm and air cooling. Confirm those details for the actual unit instead of assuming all YY-D-200-5 revisions are mechanically identical.
Frequently asked questions
What input and output are shown on the YY-D-200-5 label?
The product photo shows a G3-version YY-D-200-5 with 200–240VAC input and 5V DC, 40A output. The original parameter table states 200W rated power.
Can I use this power supply on 110V AC?
110VAC is outside the 200–240VAC range shown on the photographed label and in the original table.
Are the V-G table and the G3 photo the same revision?
The available listing does not establish that. The table says “YY-D-200-5 V-G” and the photo says “Version: G3”. Confirm the supplied revision and matching specification before relying on detailed ratings.
Does the 61–70A current-limit entry mean it can supply that current continuously?
No. The table lists 40A as rated current and 0–40A as the output range. The 61–70A entry appears under protection and should not be treated as the continuous output rating.
What size is listed, and is there a downloadable datasheet?
The original V-G table gives 210 × 62 × 31mm. Confirm the size for the supplied revision. The original page has a product image but no specification PDF link.
Original product image










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