SMD Package TAIMAG HC-027 Ethernet Transformer PCMCIA 12 Pins
Features of HC-027 10/100 Base-T Transformer:
1. High-performance Ethernet transformer designed for 10/100Base-T applications.
2. The HC-027 is fully RoHS compliant, ensuring it is free from hazardous materials.
3. The transformer does not contain materials prohibited by SS-00259.
4. RoHS peak solder rating of 260℃ for 3~5 seconds.
5. Designed to meet infrared (IR) reflow soldering requirements, ensuring durability and reliability during manufacturing.
6. Meets IEEE 802.3 specifications, ensuring stable performance in network applications.
7. Its compact size and robust design make it suitable for various industrial and commercial modern networking systems.
Electricical Specifications @ 25℃:
|
Type |
Balance low pass 100Ω impedance |
|
Turns Ratio(±5%) |
TX/RX = 1CT:1CT |
|
Insertion Loss |
-1.1 dB MIN @ 0.1~125 MHz |
|
Return Loss |
-16 dB MIN @ 1~40 MHz -10+20*log10 (f/80MHz) dB MIN @ 40~100 MHz |
|
Common Mode Rejection Ratio |
-42 dB MIN @ 2 MHz -15+20*log10(f/200 MHz) dB MIN @ 30-200 MHz |
|
Cross Talk |
-50 dB MIN @ 1 MHz
-50+22*log10(f/10MHz) dB MIN @ 10~100 MHz
|
|
OCL |
350uH MIN.(100KHz,100mV) |
|
Cw/w |
25 pF Max.(100KHz,100mV) |
|
DCR |
1-2 & 5-6 PIN: 1.0 Ω Max. 7-8 & 11-12 PIN: 1.5 Ω Max. |
| CASE Pin Surface plating | Sn Thickness 5 μm min. |
|
Hipot Test |
1500VAC ( 60s / 10mA ) |
| Operating temp | 0℃ to +80℃ |
| MSL | 2 |
HC-027 Classification Reflow Profiles :
| Profile Feature | Lead-Free Assembly | |
| Average ramp-up rate( TL to TP ) | 3℃ / Second Max. | |
| Preheat Temperature Min.(Ts min.) Temperature Max.(Ts max.) Time (min to max) (ts) |
150 ℃ 200 ℃ 60-180 sec |
|
| Ts max. to TL Ramp-up Rate |
3℃ / Second Max. | |
| Time maintained above Temperature (TL) Time (tL) |
217 ℃ 60-150 sec |
|
| Peak Temperature (Tp) Time within 5 ℃ of actual peak Temp. |
260 +0 / -5 ℃ 3 to 5 Sec |
250 +0 / -5 ℃ 20 to 40 Sec |
| Ramp-down | 6℃ / Second Max. | |
| Time 25 ℃ to Peak Temperature | 8 minutes Max. | |
HC-027 Solder Reflow Profile:
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