RM12 transformer 6 + 8 pin with low leakage inductance OEM / ODM
are welcome small size and big power smps transformer
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
RM Transformer
Quick Details
Place of Origin: Guangdong, China (Mainland)
Brand Name: Greenfair, GFE, GE
Model Number: RM4, RM5, RM6, RM7, RM8, RM8A, RM10, RM10A, RM12,
RM14.
Usage: High Frequency
Phase: Single
Coil Structure: Toroidal
Coil Number: Autotransformer
color: yellow
size: horizontal
type: EE,EI ,EC,PQ,EFD,EPC,UU,R,RH,DR, etc
Core grade: PC40, 3C90,TP4
Bobbin material: Phenolic
Application:
Power supply Driver
Lighting appliance
Communication equipment
LCD Power Supply
Converter and inverter
| WINDING PARAMETER: |
| WINDING ORDER | MATERIAL SPEC. | MARGINAL TAPE(mm) | TUBE TYPE | TERMINAL | TURNS | WINDING
FASHION | ISOLATION BETWEEN WINDING |
| PIN SIDE | TOP SIDE | S | F | S | F | thick(mil) | wide(mm) | layer |
| 1 | N1 | 2UEW￠0.8mm | | | TFL | TFL | 12 | 10 | 16 | CLOSED | 1 | 15 | 3 |
|
| 2 | N2 | 2UEW￠0.32mm | 1.5 | 1.5 | TFL | TFL | 2 | 3 | 4 | SPACED | 1 | 15 | 3 |
|
| 3 | N3 | 2UEW￠0.8mm*2P | 1.5 | 1.5 | TFL | TFL | 7 | 6 | 3 | CLOSED | | | |
|
| 4 | N4 | 2UEW￠0.8mm*2P | 1.5 | 1.5 | TFL | TFL | 8 | 5 | 3 | 1 | 15 | 3 |
|
| 5 | N5 | 2UEW￠0.8mm | | | TFL | TFL | 10 | 11 | 16 | CLOSED | 1 | 15 | 2 |
|
| ELECTRICAL CHARACTERISTIC: |
| NO. | ITEM | MEASURE POINT | TECHNICAL DATA | REMARK |
| 1 | INDUCTANCE | L(12-11) | ≧250uH | 1KHz, 0.25V |
| 2 | LEAKAGE INDUCTACE | LK(4-6) | ,--uHMax. | 20KHz, 1V(short other pin) |
| 3 | HI-POT | P----S | 1.5KV AC | 5mA 3S |
| 4 | HI-POT | S----S | 1.5KV AC | 5mA 3S |
| 5 | HI-POT | COIL----CORE | 0.5KV AC | 5mA 3S |
| MATERIAL LIST: |
| NO. | MATERIAL NAME | MATERIAL SPEC. | PROVIDER | UL NO. |
| 1 | CORE | RM12 R2.3KD(GAP)(AL:250) | SHUNCI OR EQUIVALENT | |
| 2 | BOBBIN | PHENOLIC | CHANG CHUN | E59481 |
| 3 | WIRE | MW-75C 130℃ | TAT-I ELECTRIC WIRE&CABLE CO LTD OR EQUIVALENT | E85640 |
| 4 | ISOLATION TAPE | CT-280 130℃ | Jingjiang Yahua Eledtronics OR EQUIVALENT | E165111 |
| 5 | MARGINAL TAPE | WF-2902 130℃ | Jingjiang Yahua Eledtronics OR EQUIVALENT | E165111 |
| 6 | SLEEVE | TFL 150V 200℃ | GREAT HOLDING OR EQUIVALENT | E156256 |
| 7 | EPOXY | 2006A/B | EATOO OR EQUIVALENT | E218090 |
| 8 | VARNISH | 8562(a) | HANG CHEUNG PETROCHEMICAL LTD OR EQUIVALENT | E200154 |
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
