PQ20WZ11 Sharp Microelectronics, PQ20WZ11 Datasheet

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... MAX. 0.5V) Surface mount package (equivalent to SC-63) G Variable output voltage (3.0 to 20V) G Output current (0.5A : PQ20WZ51) G (1.0A : PQ20WZ11) Reference voltage precision : ±2.5% G Built-in ON/OFF control function G Low dissipation current at OFF-state (Iqs : MAX. 5µA) G Built-in overcurrent, overheat protection functions, ASO ...

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... OFF-state voltage for control OFF-state current for control Output OFF-state consumption current ❇4 PQ20WZ51:Io=0.3A, PQ20WZ11:Io=0.5A ❇5 PQ20WZ51:Io=5mA to 0.5A, PQ20WZ11: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 control terminal , output voltage turns off. ...

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... Output current I O Fig. 7 Reference Voltage Deviation vs. Junction Temperature (Typical Value = =3.3V(R =2kΩ,R =0.5kΩ =0.3A (PQ20WZ51 =0.5A (PQ20WZ11 PQ20WZ11 –5 –10 –15 PQ20WZ51 –20 –25 – Junction temperature T Fig. 9 Output Voltage vs. Input Voltage (PQ20WZ11) R =2kΩ ,R =0.5kΩ ...

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... Low Power-Loss Voltage Regulators Fig.11 Dropout Voltage vs. Junction Temperature (PQ20WZ11) 0.18 0.17 0.16 0.15 0.14 0.13 0.12 0.11 V =3.135V, Vc=2.7V, R =2kΩ, R =500Ω 0.1 – Junction temperature T Fig.13 Ripple Rejection vs. Input Ripple Frequency PQ20WZ11 PQ20WZ51 =0.3A T =25˚ =5V e =0.5V (sine wave) ...

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... Low Power-Loss Voltage Regulators Fig.17 Circuit Operating Current vs. Input Voltage (PQ20WZ11) 30 Vc=2.7V, R =2kΩ (Vo=3.3V Input voltage V (V) IN Fig.18 Power Dissipation vs. Ambient Temperature area 740mm 2 Cu area 180mm 2 Cu area 100mm 2 Cu area 70mm area 36mm 2 0 – Ambient temperature T I Typical Application ...

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NOTICE G The circuit application examples in this publication are provided to explain representative applications of SHARP devices and are not intended to guarantee any circuit design or license any intellectual property rights. SHARP takes no responsibility for any problems ...