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Ferrite Core Flyback SMPS Transformer For DC/DC Converter JA4372-AL / JA4387-AL
Ferrite Core Flyback SMPS Transformer For DC/DC Converter JA4372-AL / JA4387-AL
Features:
• Developed for Texas Instruments TPS23754 High Power, High
Efficiency PoE Interface and DC/DC Controller
• Input: 33 – 57 V
• 1500 Vrms isolation from primary and bias to secondary
Core material Ferrite
Terminations RoHS tin-silver (96.5/3.5) over tin over nickel over
phos bronze.
Weight 12.0 g
Ambient temperature –40°C to +125°C
Storage temperature Component: –40°C to +125°C.
Tape and reel packaging: –40°C to +80°C
Resistance to soldering heat Max three 40 second reflows at
+260°C, parts cooled to room temperature between cycles
Moisture Sensitivity Level (MSL) 1 (unlimited floor life at <30°C /
85% relative humidity)
Packaging 175 per 13″ reel Plastic tape: 44 mm wide,
0.4 mm thick, 28 mm pocket spacing, 11.9 mm pocket depth
Electrical Parameters @ 25° C
| Part number |
L at0A
±10%
(µH)
|
LatIpk
min
(µH)
|
DCR max (Ohms)
pri
|
DCR max (Ohms)
|
DCR max (Ohms)
|
DCR max (Ohms)
|
Leakage L max (µH)
|
Turns ratio pri:sec
|
Turns ratio pri:bias |
Turns ratio pri:drive |
Isat
(A)
|
Output
|
| JA4372-AL |
75 |
67.5 |
0.143 |
0.0045 |
0.122 |
0.072 |
3.0 |
1 : 0.08 |
1 : 0.28 |
1 : 0.16 |
2.2 |
3.3 V, 7.6 A |
| JA4387-AL |
75 |
66.0 |
0.077 |
0.0098 |
0.096 |
0.070 |
0.756 |
1 : 0.25 |
1 : 0.25 |
1 : 0.15 |
2.2 |
12 V, 2.08 A |
Shape and Dimensions:
Product picture:
About us
ShareWay Technology CO., LTD. is a specialized manufacturer of PoE Components, products include PoE transformer, PoE RJ45 Magjack, PoE Lan Transformer, PoE Lan filter, and so on.
Established in 1998, we have around 500 staff at present. With the abundant productive capacity, we are able to deliver the goods within a short time. Moreover, we can provide a professional complete solution for PoE applications. Our products are widely used in networking and communication equipment such as HUB, PC cards, Switch, Route, PC Mainboard, SDH, PDH, and xDSL modems.
Company History
1997 ShareWay Technology CO., LTD. was founded in Shenzhen, Guangdong, China. Start selling the
discrete LAN Transformers, T1/E1 and xDSL Line Transformer.
1999 Established production base in Shenzhen, start producing the PoE Transformers, T1/E1
and xDSL Line Transformer.
2000 Obtained the ISO9000 certification.
2000 Develop PoE RJ45 connector which is with LAN transformers.
2002 Develop SMT and Vertical PoE RJ45 connector with magnetic.
2008 Develop SMT/DIP Power Inductor and Chokes
Contact us now to have a solution for your project and new design, we are always ready to share our successful Way with you.
HOW TO ORDER
1. Please send me your datasheet or part number you need.
2. We will offer the replacement quotation for your reference
3. The free samples are available for your approval.
4. After sample testing, we will step into the mass order.
5. The Proforma Invoice will send for your confirmation
6. After the goods are finished, we send the goods to you and tell you the tracking number.
7. We will track your goods until you receive the goods.
Remarks:
1. Sample orders are available.
2. Price is negotiable for orders of large quantities.
3. Customized orders (OEM/ODM orders) are available.
4. Contact us for the available flavors list. International Certifications:
1. ISO9001:2008
2. UL
3. Reach
4. RoHs
Our service:
1. 100% tested before shipping
2. Have alternatives for Halo, Pluse, We-online, Chilisin, and Coilcraft......Same quality but better price
3. Free samples available
4. Provide new design for customer
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