PQ1CZ21H2ZXH

PQ1CZ21H2ZXH SHARP | Alldatasheet

Document overview

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Technical content

Sheet No.: OP06040A 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. Parameter Symbol Rating Unit VIN VADJ VI-O 41 V V V Output - COM voltage Input - output voltage Error input voltage Input voltage V OUT -1 V VC -0.3 to +40 V Switching current ISW 1.5 A Power dissipation P D 8 W *5 Junction temperature Tj 150 ℃ Operating temperature Topr -40 to +85 ℃ Storage temperature T stg -40 to +150 ℃ Soldering temperature Tsol 260(10s) ℃ (Ta=25℃) *1 Voltage between VIN terminal and COM terminal *2 Voltage between VOUT terminal and COM terminal *4 PD:With infinite heat sink Features Outline Dimensions (Unit:mm) Lead finish:Lead-free solder plating (Composition: Sn2Cu)

Applications

Low Dissipation Current at OFF-state Chopper Regulator ON/OFF control voltage Voltage between ON/OFF control and COM terminal (0 to 0.25) 1 2 3 4 5 1.Maximum switching current: 1.5A 2.Low dissipation current at OFF-state(Iqs:Max.1mA) 3.Built-in oscillation circuit (Oscillation frequency:TYP.100kHz) 4.Built-in overheat, overcurrent protection functions 5.Variable output voltage (Output variable range: V ref to 35V/–Vref to –30V) [Possible to select step-down output/inversing output according to external connection circuit] 6.PQ1CZ21H2ZZH : Sleeve-packaged product PQ1CZ21H2ZPH : Tape-packaged product 7.RoHS directive compliant 1.Facsimiles 2.Printers 3.Switching power supplies *5 There is case that over heat protection function operates at the temperature Tj=125°C to 150°C, so this item cannot be used in this temperature range. ①VIN ②VOUT ③COM(Connected with heat sink) ④Oadj ⑤ON/OFF control ( ) : Typical dimensions Product mass:(0.3g) 1CZ21H H Lead finish identification mark 6.6MAX. 5.2±0.5 9.7MAX. 5.5±0.52.5MIN. Epoxy resin 0.5 +0.2 –0.1 4–(1.27) 2.3±0.5 (0.5) (0.5) (1.7)(1.9)

Sheet No.: OP06040A

Electrical Characteristics

Parameter Symbol Conditions MIN. MAX. Unit Output saturation voltage 0.9 1.5 V Reference voltage 1.235 1.26 1.285 V Reference voltage temperature fluctuation TYP. －ISW=1AVSAT Vref － Load regulation |R egL| I O=0.2 to 1A － 0.1 1.5 % Line regulation |R egI| V IN=8 to 35V － 0.5 2.5 % %Efficiency I O=1A 82 － Oscillation frequency f O － Oscillation frequency temperature fluctuation Tj=0 to 125℃ － Overcurrent detecting level I L 1.55 2 2.6 A 200 IC(ON) VON threshold voltage V TH(ON) ④ terminal=0V,⑤ terminal 0.8 1.5 2 Stand-by current I SD VIN=40V,⑤ terminal=0V －Output OFF-state dissipation current I QS 81 2 m A Fig.1 Test Circuit PQ1CZ21H2ZxH (Unless otherwise specified,condition shall be VIN=12V,IO=0.2A,VO=5V,ON-OFF terminal=2.7V,Ta=25℃) ON-state current for control ⑤ terminal=2.7V － IC(OFF)OFF-state current for control ⑤ terminal=0.4V 2 －－ 1 VIN=40V,④ terminal=3V L D + + 470 F AA ACIN PQ1CZ21H2ZxH IC(ON) IC(OFF) IO VO CO L：HK-14D100-2110(made by Toho Co.) D：ERCF80-004(made by Fuji electronics Co.) ON/OFF control logic Output OFF ON OFF 5 pin LOW HIGH OPEN Fig.2 Power Dissipation vs.Ambient Temperature Fig.3 Overcurrent Protection Characteristics (Typical Value) Switching current peak Note) Oblique line portion:Overheat protection may operate in this area Ambient temperature Ta (°C) Power dissipation PD (W) - 4 0 0 2 55 07 5 85 100 125 150-25 PD:With infinite heat sink Load ISD Iqs VIN Output current IO (A) 0 0.5 1 1.5 2 2.5 3 3.5 4 Output voltage VO (V) Ta=25°C VIN=12V VO=5V

Sheet No.: OP06040A Fig.4 Efficiency vs. Input Voltage Fig.5 Output Saturation Voltage vs. Switching Current Fig.7 Load Regulation vs. Output Current Fig.8 Line Regulation vs. Input Voltage Fig.9 Oscillation Frequency Fluctuation vs. Junction Temperature PQ1CZ21H2ZxH Fig.6 Reference Voltage Fluctuation vs. Junction Temperature 100 0.2 0.4 0.6 0.8 1.2 0 0.5 1 1.5 2 0.5 0.5 -10 Switching current ISW (A) Output saturation voltage VSAT (V) Tj=25°C Input voltage VIN (V) 0 1 02 03 04 0 Efficiency η(%) Tj=25°C VO=12V, IO=1A VO=12V, IO=0.2A VO=5V, IO=1A VO=5V, IO=0.2A Output current IO (A) Tj=25°C VIN=12V VO=5V Load regulation RegL(%) –0.5 Junction temperature Tj (°C) -50 -25 0 25 50 75 100 125 Reference voltage fluctuation (%) VIN=12V VO=5V Junction temperature Tj (°C) -50 -25 0 25 50 75 100 125 VIN=12V VO=5V Oscillation frequency fluctuation (%) Input voltage VIN (V) 0 5 10 15 20 25 30 35 40 Tj=25°C VO=5V IO=0.2A Line regulation RegI (%) -0.5

Sheet No.: OP06040A Fig.10 Overcurrent Detecting Level Fluctuation vs. Junction Temperature Fig.11 On Threshold Voltage vs. Junction Temperature Fig.13 Power Dissipation vs. Ambient Temperature (Typical Value) PQ1CZ21H2ZxH 0.5 1.5 No load Fig.12 Operating Dissipation Current vs. Input Voltage 0.5 1.5 -20 0 20 40 60 80 100-40 120 12585 Cu area 740mm2 Cu area 180mm2 Cu area 100mm2 Cu area 70mm2 Cu area 36mm2 Material : Glass-cloth epoxy resin Size Cu thickness Mounting PCB PCB Cu : 50×50×1.6mm : 35μm Junction temperature Tj (°C) -50 -25 0 25 50 75 100 125 ON threshold voltage VTH (ON) (V) VIN=12V Junction temperature Tj (°C) -50 -25 0 25 50 75 100 125 Overcurrent detecting level fluctuation (%)-8 Input voltage VIN (V) 01 0 2 0 3 0 4 0 Operating dissipation current IQ' (mA) Tj=25°C VO=5V IO=1A IO=0.2A Ambient temperature Ta (°C) Power dissipation PD (W)

Sheet No.: OP06040A Fig.14 Block Diagram Fig.15 Step Down Type Circuit Diagram Fig.16 Polarity Inversion Type Circuit Diagram PQ1CZ21H2ZxH Q S R _ 1 2 Voltage regulator ON/ OFF PWM COMP. ERROR AMP.OSC. F/F Vref Overcurrent detection circuit Overheat detection circuit ① VIN ② VOUT ③ COM (Common to heat sink) ④ Oadj ⑤ ON/OFF control ON/OFF control signal Load ON/OFF control signal Load PQ1CZ21H2ZxH D + + VIN 8～35V CIN 100μF L 210μH 3kΩ 1kΩ VO CO 470μF PQ1CZ21H2ZxH D VIN 5～30V CIN 100μF L 130μH 3kΩ 1kΩ CO 2200μF VO -5V 0.47～1μF 100k～ 680kΩ In case that polarity is reverse, depending on the conditions,there is cases that output voltage can not gain, please use this device after confirming the output voltage at the actual conditions.