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PQ20RX05 Datasheet(PDF) 2 Page - Sharp Corporation |
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PQ20RX05 Datasheet(HTML) 2 Page - Sharp Corporation |
2 / 6 page Low Power-Loss Voltage Regulators PQ20RX05/PQ20RX11 s Electrical Characteristics Fig. 4 Power Dissipation vs. Ambient Temperature (PQ20RX11) Fig. 1 Test Circuit Fig. 2 Test Circuit of Ripple Rejection Parameter Symbol Conditions MIN. TYP. MAX. Unit Input voltage Output voltage Load regulation Line regulation Ripple rejection Reference voltage Temperature coefficient of reference voltage Dropout voltage Quiescent current ON-state voltage for control ON-state current for control OFF-state voltage for control OFF-state current for control Output OFF-state consumption current V V % % dB V % V mA V µA V µA µA ❇4 PQ20RX05: IO=0.3A, PQ20RX11: IO=0.5A ❇5 PQ20RX05: IO=5mA to 0.5A, PQ20RX11: IO=5mA to 1.0A ❇6 Input voltage shall be the value when output voltage is 95% in comparison with the initial value. ❇7 In case of opening ON/OFF control terminal , output voltage turns off. VIN VO RegL RegI RR Vref TCVref Vi-O Iq VC(ON) IC(ON) VC(OFF) IC(OFF) Iqs 3.5 3.0 –– –– 45 2.574 –– –– –– 2.0 –– –– –– –– –– –– –– –– –– 2.64 ±1.0 –– –– –– –– –– –– –– 24 20 2.0 2.5 –– 2.706 –– 0.5 8 –– 200 0.8 2.0 5.0 –– –– ❇5 VIN=4 to 10V, Io=5mA Refer to Fig. 2 –– Tj=0 to 125˚C, Io=5mA ❇4,❇6 Io=0A –– –– Io=0A Io=0A, Vc=0.4V Vc=0.4V (Unless otherwise specified, VIN=5V, VO=3.3V, ❇4, R1=2k Ω, R2=500Ω, VC=2.7V, Ta=25˚C) ❇7 2 V A VIN VC Iq 2k Ω IO VO RL 47 µF 0.33 µF + R2 R1 VO=Vref x 1+ ––––– R2 R1 [R1=2k Ω,Vref Nearly=2.64V] 1 4 5 3 A A V 2 V 47 µF VIN ei eo 2k Ω IO RL 2.7V 0.33 µF + R2 R1 + 47 µF f =120Hz(sine wave) ei(rms)=0.5V IO=0.3A RR=20 log(ei(rms)/eo(rms)) VIN=5V VO=3.3V(R1=2k Ω) 1 4 5 3 2 Fig. 3 Power Dissipation vs. Ambient Temperature (PQ20RX05) 0 –20 0 PD1 PD2 PD1 :No heat sink PD2 :With infinite heat sink 50 80 100 150 5 10 15 20 Ambient temperature Ta (˚C) 0 –25 0 PD1 PD2 PD1 :No heat sink PD2 :With infinite heat sink 50 80 100 150 5 10 15 20 Ambient temperature Ta (˚C) Note) Oblique line portion : Overheat protection may operate in this area. Note) Oblique line portion : Overheat protection may operate in this area. |
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Descripción similar - PQ20RX05 |
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