ETD series horizontal ETD49 large power transformer with cover or
clip Custom designs available
Features:
1. Custom designs available
2. High efficiency of over 95%
3. High frequency range 1KHz-1MHz
4. High isolation strength
5. High-temperature resistant
6. Operating temperature -40°C to +125°C
7. Power range 10w-500w
ETD Transformer
Quick Details
Place of Origin: Guangdong, China (Mainland)
Brand Name: Greenfair, GFE, GE
Model Number: ETD29, ETD34, ETD39, ETD44, ETD49.
Usage: High Frequency
Phase: Single
Coil Structure: Toroidal
Coil Number: Autotransformer
color: yellow
size: horizontal
Bobbin material: Phenolic
Specifications
UL compliant lighting transformer
low height
litz wire, triple wire using
big power
Application:
Power supply Driver
Lighting appliance
Communication equipment
LCD Power Supply
Converter and inverter
| WINDING PARAMETER: |
| WINDING ORDER | MATERIAL SPEC. | MARGINAL TAPE | S--F | TURNS | WINDING
FASHION | ISOLATION BETWEEN WINDING |
| 1--10 | 11--20 |
| N1 | LITXZ:2UEW-B: Φ0.20*32P | | 6mm | 3.4.5---7.8.9.10 | 35 | CLOSE | 3TS(Interlayer Tape*1L) |
| N2 | LITXZ:2UEW-B: Φ0.12*100P*2P | 10mm | | 11.12.13-17.18.19.20 | 4 | | 1TS |
| N3 | LITXZ:2UEW-B: Φ0.12*100P*2P | 10mm | | 17.18.19.20-14.15.16 | 4 | | 3TS |
| ELECTRICAL CHARACTERISTIC: |
| NO. | ITEM | MEASURE POINT | TECHNICAL DATA | REMARK |
| INDUCTANCE | 3.4.5---7.8.9.10 | 167uH ±10% | 20KHz 1.0V |
| 1 | LEAKAGE | 3.4.5---7.8.9.10 | 29uH ±10% (SHORT OTHER) | 20KHz 1.0V |
| 3 | HI-POT | P---S | 3.0KV AC | 5mA 60SEC |
| P---CORE | 1.5KV AC | 5mA 60SEC |
| S---CORE | 1.5KV AC | 5mA 60SEC |
| MATERIAL LIST: |
| NO. | MATERIAL NAME | MATERIAL SPEC. | PROVIDER | UL·NO |
| 1 | CORE | ETD49 TP4 | TDG OR EQUIVALENT | |
| 2 | BOBBIN | PHENOLIC ETD49(10+10)PIN | CHANG CHUAN PLASTICS CO.,LTD | E59481 |
| 3 | WIRE | 2UEW-B | JIANGSU DARTONG QING JIANG M & E CO LTD or equivalent | E237377 |
| 4 | ISOLATION TAPE | CT280 | YAHUA OR EQUIVALENT | E165111 |
| 5 | MARGIN TAPE | WF2902 | YAHUA OR EQUIVALENT | E165111 |
| 6 | VARNISH | 8562/A | HANG CHANG OR EQUIVALENT | E81777 |
| 7 | EPOXY | 3300A/B | EATOO OR EQUIVALENT | E218090 |
General information:
It is recommended that the temperature of the part does not exceed
+125°C under worst case conditions.
Storage Temperature: -40°C to 85°C
Operating Temperature: -40°C to 125°C
Test conditions of Electrical Properties: 20°C, 33% RH if not
specified differently
| OPERATING TEMPERATURE RANGE, PACKAGE QUANTITY, PRODUCT WEIGHT |
| Temperature range | Humidity range | Standard test conditions |
| Operating temperature* | Storage temperature | Operating temperature** | Storage temperature** | Operating temperature** | Storage temperature** |
| ( ℃) | ( ℃) | ( % RH) | ( % RH) | ( ℃) | ( % RH) |
| -30 to +120 | -40 to +80 | 10 to +95 | 10 to +95 | 25 ± 10 | 25 to +75 |
* With self-heating
** Maximum wet-bulb temperature 38°C, without dewing
*** Without dewing
