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Inverse_voltage-MC34063ACD-STMicroelectronics.pdf
------------------ --------------- V IN(min)– Vsat V IN(min)– Vsat – VOUT V IN – Vsat (t + t ) max 1/f 1/f 1/f on off min min min C 4.5x10 t5 4.5x10 t5 4.5x10 t5 T on on on I 2I [(t /t )+1] 2I 2I [(t /t )+1] PK(switch) out(max) on off out(max) out(max) on off R 0.3/I 0.3/I 0.3/I SC PK(switch) PK(switch
in „Ein passender Widerstand für MC34063“ · Analoge Elektronik und Schaltungstechnik ·
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bd9615muv-lb-e.pdf
2.5 ]0.8 A A m [T.7 [C IS IC.0 t0.6 t n e r0.5 r1.5 u u C0.4 g b i n0.3 a 1.0 t e S p 0.2 O0.5 0.1 0.0 0.0 0 10 20 30 40 50 60 0 10 20 30 40 50 60 Power Supply Voltage : VCC [V] Power Supply Voltage : VCC [V] Figure 16. Standby Current vs Power Supply Voltage Figure 17. Operating Current vs Power Supply Voltage (V =1.2V) FB 3.5 10.0 9.0 ] [ 3.4 G8.0 ] R [ : 7.0 l e o3.3 a 6.0 s release l r V 5.0 T t O3.2 p 4.0 L u U O 3.0 G 3.1 R 2.0 V 1.0 detect 3.0 0.0 -40 -20 0 20 40 60 80 100 120 0 10 20 30 40 50 60 Temperature
in „BD9615 (flyback) startet nicht zuverlässig“ · Analoge Elektronik und Schaltungstechnik ·