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HA17451 Datasheet(PDF) 9 Page - Hitachi Semiconductor |
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HA17451 Datasheet(HTML) 9 Page - Hitachi Semiconductor |
9 / 15 page HA17451AP/HA17451AFP 9 Characteristic Curves 3.0 2.5 2.0 1.5 1.0 0.5 0 I = 1 mA Ta = 25 °C OUT 0 10 20 30 40 Reference Output Voltage vs. Supply Voltage Supply Voltage VCC (V) Reference Output Voltage Variation vs. Ambient Temperature Ambient Temperature Ta ( °C) Frequency (Hz) Ambient Temperature Ta ( °C) Dead Time Input Voltage VD.T.C (V) Drop-Out Voltage vs. Ambient Temperature Open Loop Gain, Phase Variation vs. Frequency Output Transistor “ON” Duty vs. Dead Time Input Voltage (1) 1.5 1.0 0.5 0 –0.5 –1.0 –1.5 –20 0 25 50 75 85 V CC = 6 V I OUT = 1 mA 16 15 141312 11 10 9 1 2 34 5 6 78 HA17451A A V 1 mA 0.4 0.3 0.2 0.1 0 –20 0 25 50 75 85 Vdrop = V – Vref (V = 3 V) V : Vref (V = 3 V) – Vref (X) > 5 mV CC (X) CC (X) CC CC 100 1 k 10 k 100 k 1 M 10 M 100 90 80 70 60 50 40 30 20 10 0 V = 6 V Ta = 25 °C CC Av φ Dead Time Input Voltage VD.T.C (V) Output Transistor “ON” Duty vs. Dead Time Input Voltage (2) 0 20 40 60 80 100 1.00 1.25 1.50 1.75 2.00 2.25 V = 6 V C = 33000 pF R = 39 k f = 0.8 kHz Ta = 25 °C CC T T Ω OSC 0 20 40 60 80 100 1.00 1.25 1.50 1.75 2.00 2.25 V = 6 V C = 330 pF R = 10 k f = 200 kHz Ta = 25 °C CC T T OSC Ω |
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