EFD20 SMD High Frequency Switching power supply Transformers
FEATURES:
• High reliability. • Good exchange efficiency. • Compact and low profile. • Compact structure, high power. • Operating Temperature: -40 ℃ to +125 ℃.
high frequency switching transformers,high frequency switching power supply,switching power supply frequency,high power switching power supply, etc.
APPLICATIONS:
• DC-DC converters, drive transformers, digital cameras, step-up transformers, handheld switching power supply chargers, etc.
SPECIFICATIONS:
1. Working frequency: 20kHz-500KHz 2. Output power: 15 W to 50 W 3. Operating temperature: -40 ℃ to +125 ℃ 4. Storage temperature: -25 ℃ to +85 ℃
1. Inductance (1`2) :
1.19 mH ± 10%
@ 120 KHz, 0.25 Vrms
2. Leakage Inductance (1`2) :
35.0 uH Max
@ 120 KHz, 0.25 Vrms
3. Turns Ratio :
1~2 : 4~3 : 5~8 = 7.18 : 1 : 1 ± 3%
4. Insulation Strength :
3KV AC 1.0 min
@ Pri to Sec
2KV AC 1.0 min
@ Pri to Core, Sec to Core
SHAPE AND DIMENSIONS:
SCHEMATIC:
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