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AP3720 Datasheet(PDF) 7 Page - BCD Semiconductor Manufacturing Limited |
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AP3720 Datasheet(HTML) 7 Page - BCD Semiconductor Manufacturing Limited |
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7 / 13 page  Preliminary Datasheet CURRENT MODE PWM CONTROLLER FOR BJT AP3720 Jul. 2009 Rev. 1. 0 BCD Semiconductor Manufacturing Limited 7 -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 52 53 54 55 56 57 58 59 60 61 62 63 64 65 Temperature ( oC) The Highest f SW The Lowest f SW The Average f SW -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 3.0 Temperature ( oC) 0 500 1000 1500 2000 2500 3000 3500 0 20 40 60 80 100 R BIAS (KΩ) -50 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 100 16.0 16.5 17.0 17.5 18.0 18.5 19.0 19.5 20.0 20.5 21.0 Temperature ( oC) The Highest f SW The Lowest f SW The Average f SW Typical Performance Characteristics Figure 4. Drive Current vs. RBIAS Figure 5. Start-up Current vs. Temperature Figure 6. Switch Frequency (65k) vs. Temperature Figure 7. Switch Frequency (20k) vs. Temperature |
Similar Part No. - AP3720 |
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Similar Description - AP3720 |
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