 
          Product Details
Place of Origin: Guangdong China
Brand Name: Shareway
Certification: CE UL RoHS ISO9001:2008
Model Number: DA2257-AL_
Payment & Shipping Terms
Minimum Order Quantity: 100/500/1000
Price: Supportive
Packaging Details: 175pcs/Reel
Delivery Time: Stock or 3 weeks
Payment Terms: TT,Paypal
Supply Ability: 3000K.PCS/Month
| Product Name: | DA2257-AL_ Dual-output Flyback Transformer For Power Over Ethernet | Type: | Dual-output Flyback Transformer | Application: | Power Over Ethernet | Operates In Continuous Mode: | 14 – 60 V Input | Weight: | 6.35g | Isolation: | 2000 Vrms | 
| Product Name: | DA2257-AL_ Dual-output Flyback Transformer For Power Over Ethernet | 
| Type: | Dual-output Flyback Transformer | 
| Application: | Power Over Ethernet | 
| Operates In Continuous Mode: | 14 – 60 V Input | 
| Weight: | 6.35g | 
| Isolation: | 2000 Vrms | 
DA2257-AL_ Dual-output flyback transformer for Power over Ethernet
Description:
• Dual-output flyback transformer for Power over Ethernet
• Operates in continuous mode at 250 kHz with 14 – 60 V input
• 2000 Vrms isolation from primary and auxiliary to secondaries
• Flyback Transformer For TI LM5071 & LM5072 PD Controllers
Core material Ferrite
Terminations RoHS compliant tin-silver over tin over nickel over phos
bronze. Other terminations available at additional cost.
Weight 6.35g
Ambient temperature –40°C to +85°C
Storage temperature Component: –40°C to +85°C.
Tape and reel packaging: –40°C to +80°C
| Part number | L at 0 A ±10% (μH) | L at Ipk min (μH) | DCR max (Ohms) | Leakage max (μH) | Turns ratios | Ipk (A) | Output | 
| DA2257-AL_ | 35.0 | 30.0 | 0.225 (aux) 0.138 (gate) 0.010 (sec 1) 0.018 (sec 2) 0.062 (pri) | 0.95 | 2 : 1 (pri : aux) 3.6 : 1 (pri : gate) 6 : 1 (pri : sec1) 3.6 : 1 (pri : sec 2) | 2.7 | 10 V, 0.05 A (aux) 5.5 V, 0.05 A (gate) 3.3 V, 2.0 A (sec 1) 5.0 V, 1.0 A (sec 2) | 
DA2257-AL_ Dual-output flyback transformer for Power over Ethernet
Shape and Dimensions:

Product picture:
