PQ20WZ51J00H

PQ20WZ51J00H/PQ20WZ11J00H PQ20WZ51J00H PQ20WZ11J00H Features 1.Low power-loss (Dropout voltage:MAX.0.5V) 2.Surface mount package 3.Output current (0.5A:PQ20WZ51J00H) (1.0A:PQ20WZ11J00H) 4.Reference voltage precision:±2.0% 5.Variable output voltage(3 to 20V) 6.Built-in ON/OFF control function 7.Low dissipation current at OFF-state(Iqs:MAX.5μA) 8.Built-in overcurrent and overheat protection functions 9.RoHS directive compliant Variable Output,Surface Mount Type Low Power-Loss Voltage Regulators ■ Outline Dimensions (Unit : mm) 6.6M A X. 5.2±0.5 3 2.3±0.5 (0.5) Epoxy resin 9.7MAX. 5.5±0.5 2 0 WZ5 1 Lead finish identification mark 2.5MIN. (0～0.25) 0.5+0.2 -0.1 4–(1.27) ( Applications 1.Personal computers 2.CD-ROM drives 3.Power supplies for various OA equipment 1 1 2 3 4 5 ) : Typical dimensions Product mass:(0.3g) Internal connection diagram Model Line-up Output current (IO) Package type Taping Sleeve Taping Sleeve Variable output 3 Specific IC 2 5 4 0.5A 1A PQ20WZ5UJ00H PQ20WZ51J00H PQ20WZ1UJ00H PQ20WZ11J00H ①DC input (VIN) ②ON/OFF control terminal (VC) ③DC output (VO) ④Output voltage adjustment terminal (VADJ) ⑤GND Heat sink is common to terminal ③ (VO) Lead finish:Lead-free solder plating (Composition: Sn2Cu) Absolute Maximum Ratings *1 (Ta=25°C) Unit V V V A W ˚C ˚C ˚C ˚C Rating Symbol VIN 24 ON/OFF control terminal voltage VC 24 *1 Output adjustment terminal voltage VADJ 5 Output PQ20WZ51J00H 0.5 IO current PQ20WZ11J00H 1 *2 Power dissipation PD 8 *3 Junction temperature 150 Tj Topr -20 to +80 Operating temperature Tstg -40 to +150 Storage temperature Soldering temperature Tsol 260(10s) *1 All are open except GND and applicable terminals. *2 PD: With infinite heat sink *3 Overheat protection may operate at Tj:125°C to 150°C Parameter Input voltage Notice The content of data sheet is subject to change without prior notice. In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. 1 Sheet No.: OP06025 (0.9) (0.5) (1.7) H PQ20WZ51J00H/PQ20WZ11J00H Electrical Characteristics Parameter Input voltage Output voltage Load regulation Line regulation Ripple rejection Reference voltage Temperature coefficient of reference voltage Dropout voltage 7 (Unless otherwise specified,condition shall be VIN=5V,VO=3.3, 4,R1=2kΩ,R2=500Ω,VC=2.7V,Ta=25°C) Symbol VIN VO RegL RegI RR Vref TCVref VI-O Iq VC(ON) IC(ON) VC(OFF) IC(OFF) Iqs Conditions MIN. 3.5 3.0 TYP. MAX. 24 20 2.0 2.5 Unit V V % % dB V % V mA V μA V μA μA 5 VIN=4 to 10V , IO=5mA Refer to Fig.2 4 45 2.574 60 2.64 ±1.0 2.706 Tj=0 to +125°C, IO=5mA 4, 6 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 IO=0A 2.0 IO=0A IO=0A,VC=0.4V IO=0A,VC=0.4V - - 0.5 8 200 0.8 2.0 5.0 4 PQ20WZ51J00H:IO＝0.3A,PQ20WZ11J00H:IO＝0.5A 5 PQ20WZ51J00H:IO＝5mA to 0.5A,PQ20WZ11J00H: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 ② , output voltage turns off. Fig.1 Test Circuit VIN 1 3 R2 Vref 4 5 IC 47 μ F A Iq R1 2k Ω V RL + V A IO VO VC 2 0.33 μ F A VO=Vref×(1+R2/R1) [R1=2kΩ, VREF ≒ 2.64V] Fig.2 Test Circuit for Ripple Rejection + 1 ei ~ VC 0.33 μ F VIN 2 5 R1 2k Ω 4 3 R2 IO + 47 μ F RL eo V ~ Vref 2.7V f=120Hz (sine wave) ei(rms)=0.5V VIN=5V VO=3.3V(R1=2kΩ) IO=0.3A RR=20log(ei(rms)/eo(rms)) Sheet No.: OP06025 2 PQ20WZ51J00H/PQ20WZ11J00H Fig.3 Power Dissipation vs. Ambient Temperature 10 Fig.4 Overcurrent Protection Characteristics (Typical Value)(PQ20WZ51J00H) 4 VO=3.3V Power dissipation PD (W) Output voltage VO(V) 8 PD:With infinite heat sink　 3 5 2 Vi–O=0.5V Vi–O=1V Vi–O=2V Vi–O=3V 1 -20 0 0 20 40 60 80 100 120 140 150 0 0 0.5 1.0 1.5 2.0 Ambient temperature Ta (°C) Note) Oblique line portion:Overheat protection may operate in this area. Output current IO (A) Fig.5 Overcurrent Protection Characteristics (Typical Value)(PQ20WZ11J00H) 4 Fig.6 20 Output Voltage Adjustment Characteristics R1=2kΩ VO=3.3V Vi–O=0.5V Output voltage VO(V) 15 Output voltage VO(V) 3 2 Vi–O=1V Vi–O=2V Vi–O=3V 10 1 5 0 0 0.5 1.0 1.5 2.0 0 0.1 1 10 100 Output current IO (A) R2 (kΩ) Fig.7 Reference Voltage Deviation vs. Junction Temperature (Typical Value) 25 Fig.8 Output Voltage vs. Input Voltage (PQ20WZ51J00H) 8 7 Reference voltage deviation ΔVref (mV) 20 15 10 5 0 -5 -10 -15 -20 -25 -25 Output Voltage VO (V) VIN=7V VO=3.3V(R1=2kΩ,R2=0.5kΩ) IO=0.3A (PQ20WZ51J00H) =0.5A (PQ20WZ11J00H) R1=2kΩ ,R2=0.5kΩ VC=2.7V , Ci=0.33μF , C0=47μF Tj=25°C 6 5 4 3 2 1 PQ20WZ11J00H RL=∞Ω RL=11Ω RL=6.6Ω 0 1 2 3 4 5 6 7 8 PQ20WZ51J00H 0 25 50 75 100 125 0 Junction temperature Tj (˚C) Input Voltage VIN (V) Sheet No.: OP06025 3 PQ20WZ51J00H/PQ20WZ11J00H Fig.9 Output Voltage vs. Input Voltage (PQ20WZ11J00H) 8 7 Fig.10 0.2 0.19 Dropout Voltage vs. Junction Temperature(PQ20WZ51J00H) VIN=3.135V, Vc=2.7V, R1=2kΩ, R2=0.5kΩ, IO=0.3A Dropout voltage Vi-O(V) R1=2kΩ ,R2=0.5kΩ VC=2.7V , Ci=0.33μF , C0=47μF Tj=25°C 0.18 0.17 0.16 0.15 0.14 0.13 0.12 0.11 Output Voltage VO (V) 6 5 4 3 2 1 0 0 1 2 RL=∞Ω RL=6.6Ω RL=3.3Ω 3 4 5 6 7 8 0.1 -25 0 25 50 75 100 125 Input Voltage VIN (V) Junction temperature Tj (˚C) Fig.11 0.18 Dropout Voltage vs. Junction Temperature(PQ20WZ11J00H) Fig.12 Quiescent Current vs. Junction Temperature 5 Quiescent current Iq(mA) 0.17 Dropout voltage Vi-O(V) 0.16 0.15 0.14 0.13 0.12 0.11 0.1 -25 4 VIN=5V IO=0A VC=2.7V R1=2kΩ R2=0.5kΩ 3 2 1 VIN=3.135V, Vc=2.7V, R1=2kΩ, R2=0.5kΩ, IO=0.5A 0 25 50 75 100 125 0 -25 0 25 50 75 100 125 Junction temperature Tj (˚C) Junction temperature Tj (˚C) Fig.13 Ripple Rejection vs. Input Ripple Frequency 80 Fig.14 Ripple Rejection vs. Output Current (PQ20WZ51J00H) 80 75 Ripple rejection RR (dB) 75 70 65 60 55 50 45 PQ20WZ51J00H PQ20WZ11J00H Ripple rejection RR (dB) 70 65 60 55 50 45 Tj=25°C IO=0.3A VIN=5V ei(rms)=0.5V(sine wave) R1=2kΩ,RR=20 log(ei(rms)/eo(rms)) R2=0.5kΩ 40 0.1 1 10 100 40 Tj=25°C VIN=5V R1=2kΩ R2=0.5kΩ ei(rms)=0.5V f=120Hz (sine wave) 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Input ripple frequency f (kHz) Output current IO (A) Sheet No.: OP06025 4 PQ20WZ51J00H/PQ20WZ11J00H Fig.15 Ripple Rejection vs. Output Current (PQ20WZ11J00H) 80 75 Fig.16 Circuit Operating Current vs. Input Voltage (PQ20WZ51J00H) Circuit operating current IBIAS (mA) 20 Ripple rejection RR (dB) 70 65 60 55 Vc=2.7V, R1=2kΩ, R2=0.5kΩ (Vo=3.3V) 15 10 RL=6.6Ω RL=11Ω Tj=25°C 50 VIN=5V R1=2kΩ 45 R2=0.5kΩ ei(rms)=0.5V 40 f=120Hz (sine wave) 5 RL=∞Ω 0 0 1 2 3 4 5 6 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 Output current IO (A) Input voltage VIN (V) Fig.17 Circuit Operating Current vs. Input Voltage (PQ20WZ11J00H) 30 Circuit operating current IBIAS (mA) 25 20 15 10 5 0 0 Vc=2.7V, R1=2kΩ, R2=0.5kΩ (Vo=3.3V) RL=3.3Ω RL=6.6Ω RL=∞Ω 1 2 3 4 5 6 7 8 Input voltage VIN (V) Fig.18 Power Dissipation vs. Ambient Temperature 3 Power dissipation PD (W) Cu area 740mm2 2 Mounting PCB Cu area 180mm2 1 Cu area 100mm2 Cu area 70mm2 Cu area 36mm2 PCB Cu Material : Glass-cloth epoxy resin Size : 50×50×1.6mm Cu thickness : 35μm 40 60 80 100 0 -20 0 20 Ambient temperature Ta (°C) Sheet No.: OP06025 5 PQ20WZ51J00H/PQ20WZ11J00H ■　Setting of Output Voltage Output voltage is able to set from 3V to 20V when resistors R1 and R2 are attached to ,③、④、⑤ terminals. As for the external resistors to set output voltage, refer to the figure below and Fig.6. 3 R2 4 + 5 Vref R1 VO VO=Vref×1＋R2/R1 （R1=2kΩ,Vref≒2.64V） ■　Typical Application DC Input 1 3 VO R2 VIN CIN 2 5 R1 2k Ω 4 CO + 47 μ F Load　 ⎞ ⎞ ON/OFF signal　 ⎟ High:Output ON ⎟ ⎠ Low or Open:Output OFF　 ⎠ Sheet No.: OP06025 6