PQ070XN01ZPH

PQ070XN01ZPH PQ070XN01ZPH Low Voltage Operation,Compact Surface Mount type Low Power-Loss Voltage Regulators Features 1.Low voltage operation (Minimum operating voltage: 2.35V) 2.Output current : 1A 3.Low dissipation current (Dissipation current at no load: MAX. 2mA Output OFF-state dissipation current: MAX.5μA) 4.Built-in ON/OFF function 5.Built-in overcurrent and overheat protection functions 6.Correspond to flow soldering 7.RoHS directive compliant ■ Outline Dimensions (Unit : mm) 6.6MAX. Lead finish identification mark 2.1±0.5 5.2±0.5 (0.3) 3 070XN01 9.7MAX. 2.5MIN. 5.5±0.5 0.7 MAX. Epoxy resin H (0～0.25) 0.3+0.2 -0.1 4-(1.27) ( ) : Typical dimensions Applications 1.Personal computers and peripheral equipment 2.Power supplies for various digital electronic equipment such as DVD player or STB 1 2 4 5 Product mass:(0.2g) 1 3 Specific IC 2 5 4 Absolute Maximum Ratings (Ta=25°C) Parameter Symbol *1 VIN Input voltage *1 Output control voltage VC *1 Output adjustment pin voltage Vadj Output current IO *2 Power dissipation PD *3 Junction temperature Tj Operating temperature Topr Storage temperature Tstg Soldering temperature Tsol Rating 10 10 5 1 8 150 -40 to +85 -40 to +150 260(10s) Unit V V V A W °C °C °C °C 1 2 3 4 5 DC input (VIN) ON/OFF control terminal (VC) DC output(VO) Output voltage adjustment(Vadj) GND Lead finish:Lead-free solder plating (Composition: Sn2Cu) *1 All are open except GND and applicable terminals. *2 PD:With infinite heat sink *3 There is case that over heat protection operates at the temperature Tj:125°C to 150°C, so this item cannot be used in this temperature range. 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.: OP06079 (0.9) (0.3) (1.7) PQ070XN01ZPH Electrical Characteristics (Unless otherwise specified,condition shall be VIN=5V,VO=3V(R1=1kΩ),IO=0.5A,VC=2.7V,Ta=25°C) Parameter Input voltage Output voltage Load regulation Line regulation Ripple rejection Dropout voltage Reference voltage Temperature coefficient of reference voltage ON-state voltage for control ON-state current for control OFF-state voltage for control OFF-state current for control Quiescent current Output OFF-state dissipation current Symbol VIN VO RegL RegI RR VI-O Vref TCVref VC(ON) IC(ON) VC(OFF) IC(OFF) Iq Iqs Conditions MIN. 2.35 1.5 TYP. MAX. 10 7 2.0 1.0 Unit V V % % dB V V % V μA V μA mA μA IO=5mA to 1A VIN=4 to 8V,IO=5mA Refer to Fig.2 VIN=2.85V, IO=0.5A Tj=0 to +125°C, IO=5mA 4 1.225 0.2 0.2 60 1.25 ±1.0 0.5 1.275 2.0 IO=0mA IO=0mA, VC=0.4V IO=0A VC=0.4V - 1 200 0.8 2 2 5 - 4 In case of opening control terminal ②, output voltage turns off Fig.1 Test Circuit VIN VO 1 3 R2 + 0.33μF VC A IC A Iq 2 5 4 Vref + 47μF A IO V RL R1 1kΩ V VO=Vref × (1+R2/R1) [R1=1kΩ, Vref≒ 1.25V] Fig.2 Test Circuit for Ripple Rejection + 1 ei ~ 0.33μF VIN 2.7V 3 R2 + VC 2 5 4 Vref + 47μF IO eo RL V ~ R1 1kΩ f=120Hz(sine wave) ei(rms)=0.5V VIN=5V VO=3V(R1=1kΩ) IO=0.3A RR=20log(ei(rms)/eo(rms)) Sheet No.: OP06079 2 PQ070XN01ZPH Fig.3 Power Dissipation vs. Ambient Temperature 10 Fig.4 Overcurrent Protection Characteristics 3 Power dissipation PD (mW) Output voltage VO (V) 8 PD:With infinite heat sink　 2.5 2 1.5 1 0.5 VIN=4.5V VIN=5V VIN=5.5V VIN=7V VIN=10V VO=3V 5 0 -40 -20 0 20 40 60 80 100 120 140 150 0 0 0.5 1 1.5 2 Ambient temperature Ta (°C) Note) Oblique line portion:Overheat protection may operate in this area. Output current IO (A) Fig.5 Reference Voltage vs. Ambient Temperature IO=0.5A VIN=4V 1.255 VC=2.7V R1=1kΩ R2=1.4kΩ 1.25 1.26 Fig.6 Output Voltage vs. Input Voltage 3.5 3 Reference voltage Vref(V) Output voltage VO (V) 2.5 2 1.5 1 0.5 RL=3Ω (IO=1A) RL=6Ω (IO=0.5A) RL=∞Ω (IO=0.3A) VC=2.7V Ta=Room temp. R1=1kΩ R2=1.4kΩ (VO=3V) CIN=0.33μF CO=47μF 0 1 2 3 4 5 1.245 1.24 1.235 1.23 -50 -25 0 25 50 75 100 125 0 Ambient temperature Ta (°C) Input voltage VIN (V) Fig.7 Circuit Operating Current vs. Input Voltage 30 Fig.8 Dropout Voltage vs. Ambient Temperature 0.25 Circuit operating current IBIAS(mA) Dropout voltage VI-O(V) 2 3 4 5 VC=2.7V Ta=Room temp. R1=1kΩ R2=1.4kΩ (VO=3V) 20 CIN=0.33μF CO=47μF RL=6Ω (IO=0.5A) RL=∞Ω (IO=0A) 10 RL=3Ω (IO=1A) 0.15 IO=0.5A VIN=2.35V VC=2.7V 0.2 R1=1kΩ R2=1.4kΩ (VO=3V) 0.1 0.05 0 0 1 0 -50 -25 0 25 50 75 100 125 Input voltage VIN(V) Ambient temperature Ta (°C) Sheet No.: OP06079 3 PQ070XN01ZPH Fig.9 Quiescent Current vs. Ambient Temperature 1.4 1.2 1 0.8 0.6 0.4 0.2 0 -50 -25 0 25 50 Fig.10 Ripple Rejection vs. Input Ripple Frequency 75 70 Quiescent current Iq(mA) Ripple rejection RR (dB) 65 60 ei(rms)=0.5V VC=2.7V CO=47μF 55 VIN=5V VIN=4V IO=0A VC=2.7V R1=1kΩ R2=1.4kΩ (VO=3V) 75 100 125 50 IO=0.3A 45 Ta=Room temp. R1=1kΩ 40 R2=1.4kΩ 35 0.1 (VO=3V) 1 10 100 Ambient temperature Ta (°C) Input ripple frequency f (kHz) Fig.11 Ripple Rejection vs. Output Current 75 70 65 60 55 50 45 40 0 0.25 0.5 Ripple rejection RR (dB) ei(rms)=0.5V f=120Hz VIN=5V VC=2.7V CO=47μF Ta=Room temp. R1=1kΩ R2=1.4kΩ (VO=3V) 0.75 1 Output current IO(A) Fig.12 Power Dissipation vs. Ambient Temperature (Typical Value) Cu area 740mm2 Cu area 180mm2 Cu area 100mm2 Cu area 70mm2 Cu area 0.5 Material : Glass-cloth epoxy resin Size : 50×50×1.6mm Cu thickness : 35μm Mounting PCB PCB Cu Power dissipation PD(W) 2 1.5 1 36mm2 0 -40 -20 0 20 40 60 80 85 Ambient temperature Ta(°C) Sheet No.: OP06079 4 PQ070XN01ZPH Fig.13 Output Voltage Adjustment Characteristics 10 9 R1=1kΩ Output voltage VO(V) 8 7 6 5 4 3 2 1 0 100 1000 10000 R2 (Ω) ■　Typical Application DC Input 1 3 VO R2 VIN + CIN 2 5 4 + CO Load R1 1kΩ ON/OFF Signal High:Output ON Low or Open:Output OFF ■　Setting of Output Voltage Output voltage is able to set from 1.5V to 7V 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.13. VO R2 - 3 4 + 5 R1 Vref VO=Vref × (1+R2/R1) [R1=1kΩ, Vref≒1.25V] Sheet No.: OP06079 5