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PQ05RF2A Datasheet(PDF) 3 Page - Sharp Corporation |
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PQ05RF2A Datasheet(HTML) 3 Page - Sharp Corporation |
3 / 8 page 243 Low Power-Loss Voltage Regulators PQ05RF2/PQ05RF21/PQ05RF2V Series Fig. 1 Test Circuit Fig. 5 Output Voltage Minute Adjustment Characteristics (PQ05RF2V) Fig. 6 Output Voltage Minute Adjustment Characteristics (PQ09RF2V) Fig. 2 Test Circuit of Ripple Rejection 102 103 104 4.5 5.0 5.5 6.0 R1=390 Ω R1=1k Ω R1= 3.9k Ω R2 ( Ω) 103 104 105 8.1 9.0 9.9 R1=390 Ω R1=1k Ω R1=3.9k Ω R2 ( Ω) Fig. 3 Power Dissipation vs. Ambient Temperature Fig. 4 Overcurrent Protection Characteristics (Typical value) 0 –20 0 PD1 PD2 50 100 150 5 10 15 20 Ambient temperature Ta (˚C) PD1 :No heat sink PD2 :With infinite heat sink 0 1.0 2.0 3.0 4.0 100 80 40 60 20 0 Output current IO (A) Note) Oblique line portion : Overheat protection may operate in this area. 3.3 µF PQ05RF2/PQ05RF21series PQ05RF2Vseries V ei VIN eo RL 0.33 µF 47 µF + + V ei VIN eo RL 0.33 µF 47 µF + + + f=120Hz(sine wave) ei(rms)=0.5V RR=20 log(ei(rms)/eo(rms)) f=120Hz(sine wave) ei(rms)=0.5V RR=20 log(ei(rms)/eo(rms)) 1 2 3 4 1 2 3 4 A V A A VIN Iq IC IO VO VC RL 0.33 µF 47 µF + A V A VIN Iq IO VO RL 0.33 µF 3.3 µF PQ05RF2/PQ05RF21series PQ05RF2Vseries 47 µF + + 1 2 3 4 1 2 3 4 |
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