Low Power-Loss Voltage Regulators PQ3TZ50/PQ3TZ53 PQ3TZ50/PQ3TZ53 3.0V/3.3V Output Surface Mount Type Low Power-Loss Voltage Regulators ■ Features ■ Outline Dimensions ¡Low power-loss (Dropout voltage : MAX. 0.5V) ¡Surface mount type package (equivalent to EIAJ SC-63) ¡Output current : MAX.0.5A ¡Low dissipation current at OFF-state (Iqs : MAX.5µA) ¡Built-in ON/OFF cotrol function ¡Output voltage precision : ±2.5% ¡Output voltage : (3.0V : PQ3TZ50) (3.3V : PQ3TZ53) ¡Tape packaged type is also available. (Reel : 3 000pcs.) (Unit : mm) 2.3±0.5 6.6MAX 5.2±0.5 (0.5) 9.7MAX 3 (1.7) 5.5±0.5 3TZ50 (0to0.25) 2.5MIN 0.5 +0.2 -0.1 4-(1.27) (0.9) ■ Applications (0.5) ¡Personal computers ¡Personal information tools (PDA) ¡Various OA equipment 12345 Internal connection diagram 1 3 Specific IC 5 ■ Absolute Maximum Ratings *1 *1 *2 *3 *1 *2 *3 Parameter Input voltage ON/OFF control terminal voltage Output current Power dissipation Junction temperature Operating temperature Storage temperature Soldering temperature 2 1 DC input (VIN) 2 ON/OFF control terminal (VC) 3 DC output (VC) 4 NC 5 GND Heat sink is common to 3 (VO). (Ta=25˚C) Symbol VIN VC IO PD Tj Topr Tstg Tsol Rating 10 10 0.5 8 150 -20 to +80 -40 to +150 260 (For 10s) Unit V V A W ˚C ˚C ˚C ˚C All are open except GND and applicable terminals. PD:With infinte heat sink. Overheat protection may operate at 125=<Tj=<150˚C · Please refer to the chapter“ Handling Precautions ”. “ 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 version of the device specification sheets before using any SHARP's device. ” Low Power-Loss Voltage Regulators PQ3TZ50/PQ3TZ53 ■ Electrical Characteristics (VC=2.7V, Ta=25˚C) Parameter PQ3TZ50 PQ3TZ53 PQ3TZ50 PQ3TZ53 Input voltage Output voltage Symbol Conditions VIN VIN=5V, IO=0.3A VO Load regulation Line regulation Temperature coefficient of output voltage Ripple rejection Dropout 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 consumption current RegL RegI TCVO RR Vi-O VC (ON) IC (ON) VC (OFF) IC (OFF) Iq Iqs MIN. 3.4 3.7 2.925 3.218 45 2.0 - VIN=5V, IO=5mA to 0.5A VIN=4V to 10V, IO=5mA VIN=5V, IO=5mA, Tj=0 to125˚C Refer to Fig. 2 *4, IO=0.3A VIN=5V, IO=0.3A, *5 VIN=5V, IO=0.3A VIN=5V VIN=5V, IO=0.4V VIN=5V, IO=0A VIN=5V, VC=0.4V, IO=0.3A, TYP. 3.0 3.3 0.2 0.1 ±0.01 60 - MAX. 10.0 10.0 3.075 3.382 2.0 2.5 0.5 200 0.8 2 10 5 PQ3TZ50:VIN=3.4V PQ3TZ53:VIN=3.7V *5 In case of opening control terminal 2, output voltage turns off. *4 Fig.1 VIN Test Circuit 1 ● 5 ● A VC A Iq 1 ● 3 ● VC 2 ● ~ ei IO + A Test Circuit for Ripple Rejection VO 47µF 3 ● 2 ● 0.33µF Fig.2 VIN 0.33µF IO + 5 ● V RL 47µF + RL V ~ eo 2.7V IC f=120Hz (sine wave) ei=0.5Vrms VIN=5V IO=0.3A RR=20 log (ei/eo) Power Dissipation vs. Ambient Temperature Power dissipation PD (W) 10 PD:With infinite heat sink PD 5 0 -20 0 50 80 100 150 Ambient temperature Ta (˚C) Note) Oblique line portion:Overheat protection may operate in this area. Fig.4 100 Relative output voltage (%) Fig.3 Overcurrent Protection Characteristics(Typical Value) Ta =25˚C Vi-o=0.5V Vi-o=1V 80 60 Vi-o=5V 40 Vi-o=2V 20 0 0 0.5 1.0 1.5 Output current IO (A) 2.0 Unit V V % % %/˚C dB V V µA V µA mA µA Low Power-Loss Voltage Regulators Fig.5 Output Voltage Deviation vs. Junction Temperature (PQ3TZ50/PQ3TZ53) PQ3TZ50/PQ3TZ53 Fig.6 4 Ta =25˚C VIN=5V IO=0.3A 20 Output voltage VO (V) Output voltage deviation ∆VO (mV) 30 10 0 -10 3 RL=6Ω RL=∞ RL=10Ω 2 1 -20 -30 -25 0 0 25 50 75 100 Junction temperature Tj (˚C) 125 Fig.7 Output Voltage vs. Input Voltage (PQ3TZ53) 3 Fig.9 RL=6Ω RL=10Ω 2 1 0 0 1 2 3 4 5 Input voltage VIN (V) 40 6 Ta =25˚C 30 20 RL=10Ω RL=∞ 10 0 2 3 4 5 Input voltage VIN (V) 6 1 2 3 4 5 Input voltage VIN (V) 6 Fig.10 Dropout Voltage vs. Junction Temperature (PQ3TZ50/PQ3TZ53) Dropout voltage Vi-O (V) RL=6Ω RL=6Ω RL=10Ω RL=∞ 10 0.5 30 1 2 3 4 5 Input voltage VIN (V) Circuit Operating Current vs. Input Voltage (PQ3TZ50) 0 Ta =25˚C 0 1 0 6 Circuit Operating Current vs. Input Voltage (PQ3TZ53) 20 0 40 Ta =25˚C RL=∞ Fig.8 Circuit operating current IBIAS (mA) Output voltage VO (V) 4 Circuit operating current IBIAS (mA) Output Voltage vs. Input Voltage (PQ3TZ50) VIN :Value when output voltage is 95% in comparison with the initial value. 0.4 0.3 0.2 0.1 0 -25 IO=0.5A IO=0.4A IO=0.3A IO=0.2A IO=0.1A 0 25 50 75 100 Junction temperature Tj (˚C) 125 Low Power-Loss Voltage Regulators 3.0 2.5 Fig.12 Quiescent Current vs. Junction Temperature(Typical Value) (PQ3TZ50/PQ3TZ53) 5 VIN =5V IO=0.3A VIN =5V IO =0A Quiescent current Iq (mA) ON-state voltage for control VC(ON) (V) Fig.11 ON-state Voltage for Control vs. Junction Temperature(Typical Value) (PQ3TZ50/PQ3TZ53) PQ3TZ50/PQ3TZ53 2.0 1.5 1.0 0.5 0 -25 0 25 50 75 100 Junction temperature Tj (˚C) 2 1 0 25 50 75 100 Junction temperature Tj (˚C) 2.0 VIN-VO =5V Output peak current IOP (A) 70 60 50 40 30 20 VIN=5V 10 Io=0.3A ei=0.5Vrms 0 0.1 1 10 Input ripple frequency f (kHz) 100 1.5 2V 1V 1.0 0.5V 0.5 IOP:Output current when Output voltage is 95% in comparison with the initial value 0 -25 0 25 50 75 100 Junction temperature Tj (˚C) Fig.15 Power Dissipation vs. Ambient Temperature(Typical Value) Power dissipation PD (W) 3 Cu area 740mm2 2 125 Fig.14 Output Peak Current vs. Junction Temperature(Typical Value) (PQ3TZ50/PQ3TZ53) 80 Ripple rejection RR (dB) 3 0 -25 125 Fig.13 Ripple Rejection vs. Input Ripple Frequency (PQ3TZ50/PQ3TZ53) 4 Cu area 180mm2 Cu area 100mm2 PWB PWB Cu 1 Material : Glass-cloth epoxy resin Size : 50X50X1.6mm 3 Cu thickness : 35µm Cu area 70mm2 Cu area 36mm2 0 -20 60 80 0 20 40 Ambient temperature Ta (˚C) 100 125 Low Power-Loss Voltage Regulators PQ3TZ50/PQ3TZ53 ■ Model Line-ups for Tape-packaged Products Output current 0.5A output 1.0A output Sleeve-packaged products Standard type High-precision output type PQ3TZ50 PQ3TZ53 Tape-packaged products Standard type High-precision output type PQ3TZ50U PQ3TZ53U