PQ05RB11

PQ05RB11 SHARP | Alldatasheet

Document overview

• Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
• PDF pages: 4

Technical content

“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.” PQ05RB11 Series Low Power-Loss Voltage Regulators (Built-in Overheat Shut-Down Function) n Outline Dimensions Low Power-Loss Voltage Regulators PQ05RB11 Series (Unit : mm)n Features \ Compact resin full-mold package \ Low power-loss (Dropout voltage : MAX.0.5V) \ Overheat shut-down function (Keep shut-down output until power-on again) \ Overcurrent protection type \ Built-in ON/OFF control function \ High-precision output type (Output voltage precision : ±2.5%) n Applications \ Series power supply for TVs and VCRs \ Switching power supply PQ05RB11 n Model Line-ups PQ09RB11 PQ12RB11 12V Model No. Output Parameter Symbol Rating Unit V IN V C IO PD1 PD2 T j T opr T str T sol 1.25 12.5 150 -20 to +80 -40 to +150 260 V V A W W Input voltage ON/OFF control terminal voltage Output current Power dissipation (No heat sink) Power dissipation (With infinte heat sink) Junction temperature Operating temperature Storage temperature Soldering temperature *1 All are open except GND and applicable terminals. *2 Overheat shut-down function operates at Tj>=110˚C *3 For 10s n Absolute Maximum Ratings (Ta=25˚C) PQ05RB11

1 DC input (VIN)

2 DC output (VO )

3 GND

4 ON/OFF control

terminal (VC ) Internal connection diagram Specific IC 29.1MAX 10.2MAX 7.4±0.2 3.6±0.2 φ3.2±0.1 +0.3 -04-1.4 +0.2 -0.1 4-0.6 13.5MIN 3-(2.54) 4.5±0.2 2.8±0.2 15.6±0.5 4.8MAX (1.5) (0.5) l1 l2 l3 l4

• Please refer to the chapter “Handling Precautions” .

Low Power-Loss Voltage Regulators Fig.1 Test Circuit Fig.2 Test Circuit of Ripple Rejection Parameter Symbol Conditions V O R egL R egI T C V O RR V i-O V C (ON ) IC (ON ) V C (OFF ) IC (OFF ) Iq T SD Output Voltage 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 Overheat shut-down temperature UnitMAX.TYP.MIN. PQ05RB11 PQ09RB11 PQ12RB11 4.88 8.78 11.7 2.0 110 I O =5mA to 1A Tj=0 to 125˚C, IO =5mA Refer to Fig.2 *6, IO =0.5A V C =2.7V V C =0.4V IO =0A 5.0 9.0 12.0 0.1 0.5 ±0.02 130 5.12 9.22 12.3 2.0 2.5 0.5 0.8 -0.4 150 V %/˚C dB V V µA V mA mA n Electrical Characteristics *4 PQ05RB11 :VIN=7V, PQ09RB11 :VIN=15V, PQ12RB11:V IN=18V *5 PQ05RB11 :VIN=6 to 12V, PQ09RB11 :VIN=10 to 25V, PQ12RB11 :VIN=13 to 29V *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 4, output voltage turns on. (Unless otherwise specified, condition shall be IO =0.5A, VIN=*4, Ta=25˚C) Fig.4 Overcurrent Protection Characteristics (Typical Value) Fig.3 Power Dissipation vs. Ambient Temperature l2l1 A V A A V IN Iq IC IO V O V C R L0.33µF 47µF PD1 PD2 10Power dissipation PD (W) 0-20 50 100 150 Ambient temperature Ta (˚C) PD 1 :No heat sink PD 2 :With infinite heat sink 100Relative output voltage (%) 0.5 1.0 1.5 2.0 Output current IO (A) Note) Oblique line portion : Overheat protection operates in this area. PQ05RB11 Series l2l1 V ei V IN IO eoR L 0.33µF 47µF f=120Hz (sine wave) ei=0.5Vrms RR=20 log (ei/eo)

Low Power-Loss Voltage Regulators PQ05RB11 Series Fig.5 Output Voltage vs. Input Voltage (PQ05RB11) Fig.7 Output Voltage vs. Input Voltage (PQ12RB11) Fig.9 Circuit Operating Current vs. Input Voltage (PQ05RB11) Fig.8 Dropout Voltage vs. Junction Temperature Fig.10 Circuit Operating Current vs. Input Voltage (PQ09RB11) Fig.6 Output Voltage vs. Input Voltage (PQ09RB11) Output voltage VO (V) Input voltage VIN (V) R L =12Ω R L =24Ω T j=25˚C 51 0 R L =∞Ω 0.15 0.20 0.25 0.05 0.10 0.30 0.35 0.40 0.45 0.50Dropout voltage Vi-O (V) -25 0 25 50 75 100 125 Junction temperature Tj (˚C) 0.75A 0.25A 0.5A IO =1A Circuit operating current IBIAS (mA) 10 23456789 1 0 Input voltage VIN (V) R L =∞ Ω R L =10Ω R L =5Ω T j=25˚C 40Circuit operating current IBIAS (mA) 2 4 6 8 10 12 14 Input voltage VIN (V) R L =∞Ω R L =18Ω R L =9Ω T j=25˚C Output voltage VO (V) 10 2 3456789 1 0 Input voltage VIN (V) R L =5Ω R L =10Ω T j=25˚C R L =∞Ω Output voltage VO (V) Input voltage VIN (V) R L =∞Ω R L =9Ω R L =18Ω T j=25˚C 2468 1 0 1 2

Low Power-Loss Voltage Regulators Fig.11 Circuit Operating Current vs. Input Voltage (PQ12RB11) Fig.12 Output Peak Current vs. Junction Temperature n Typical Applications n Overheat Shut-down Characteristics *Tsd : Overheat shut-down temperature (Tj>=110˚C) (1) Overheat shut-down operates at Tj=Tsd and output OFF-state is maintained. (2) OFF-state is kept untill V IN is once turned off or Vc is turned down to the “L” level. PQ05RB11 Series ON OFF Low *Tsd V IN V C T j V O High(or open) Specific IC V O ON/OFF Signal (High or Open : Output ON) (Low : Output OFF) 0.33µF C O DC input Load Circuit operating current IBIAS (mA) 51 0 Input voltage VIN (V) T j=25˚C R L =12Ω R L =24Ω R L =∞Ω -25 0 50 25 100 75 125 2.2 2.0 1.6 1.8 1.4

1.2 Output peak current IOP (A)

Junction temperature Tj (˚C) IOP :Output current when output voltage is 95% in comparison with the initial value V IN-VO =5V V IN-VO =2V V IN-VO =1V V IN-VO =0.5V