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| PQ1CG41H2FZH/PQ1CG41H2RZH PQ1CG41H2FZH PQ1CG41H2RZH Features 1.Maximum switching current: 1.5A 2.Built-in ON/OFF control function 3.Built-in soft start function to suppress overshoot of output voltage in power on sequence or ON/OFF control sequence 4.Built-in oscillation circuit (Oscillation frequency: TYP. 300kHz) 5.Built-in overheat,overcurrent protection functions 6.TO-220 package 7.Variable output voltage (Output variable range: Vref to 35V/-Vref to -30V) [Possible to select step-down output / inversing output according to external connection circuit] 8.PQ1CG41H2FZH: Zigzag forming PQ1CG41H2RZH: Self-stand forming 9.RoHS directive compliant TO-220 Type Chopper Regulator Built-in 300kHz oscillation circuit Outline Dimensions PQ1CG41H2FZH (1.5) 3.60.2 10.2MAX. (6.8) 4.50.2 2.80.2 7.40.2 o3.20.1 H (0.5) (1.5) 4.4MIN. (5.0) 8.20.7 ( ) : Typical dimensions 3.20.5 5-0.80.1 4-(1.7) Applications 1 2 3 4 5 Product mass:(1.5g) VIN VOUT COM Oadj ON/OFF 3.60.2 1.CTV,CTB 2.LCD monitors 3.Facsimiles,printers and OA equipment 4.CD-ROM drives/DVD-ROM drives PQ1CG41H2RZH (1.5) 10.2MAX. (6.8) 4.50.2 2.80.2 Absolute Maximum Ratings (Ta=25C) Parameter Symbol VIN Input voltage Error input voltage Vadj Input - output voltage VI-O *2 VOUT Output - COM voltage *3 VC ON/OFF control voltage ISW Switching current PD1 *4 Power dissipation PD2 *5 Junction temperature Tj Operating temperature Topr Storage temperature Tstg Soldering temperature Tsol *1 7.40.2 Rating 40 7 41 -1 -0.3 to +40 1.5 1.4 14 150 -20 to +80 -40 to +150 260(10s) Unit V V V V V A W C C C C o3.20.1 (2.0) Epoxy resin 5.00.5 (2.2) (24.6) PQ1CG41H (24.6) PQ1CG41H H Lead finish identification mark Epoxy resin (1.7) 0.80.1 (0.5) 4-(1.7) 4.70.6 4.70.6 2.60.5 ( ) : Typical dimensions Product mass:(1.5g) VIN VOUT COM Oadj ON/OFF 1 2 3 4 5 *1 Voltage between VIN terminal and COM terminal. *2 Voltage between VOUT terminal and COM terminal. *3 Voltage between ON/OFF control and COM terminal. *4 PD1:No heat sink,PD2:With infinite heat sink. *5 There is case that over heat protection function operates at the temperature Tj=125C to 150C, so this item cannot be used in this temperature range. Lead finish:Lead-free solder plating (Composition: Sn2Cu) 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.: OP06085 (3.6) 6.00.5 (11.4) 16.40.7 Lead finish identification mark PQ1CG41H2FZH/PQ1CG41H2RZH Electrical Characteristics (Unless otherwise specified,condition shall be VIN=12V,IO=0.2A,VO=5V,ON-OFF terminals is open,Ta=25C) Parameter Output saturation voltage Reference voltage Reference voltage temperature fluctuation Load regulation Line regulation Efficiency Oscillation frequency Oscillation frequency temperature fluctuation Overcurrent detecting level Charge current Input threshold voltage ON threshold voltage Stand-by current Output OFF-state dissipation current Symbol VSAT Vref Vref |RegL| |RegI| fO fO IL ICHG VTHL VTHH VTHON ISD IQS Conditions ISW=1A Tj=0 to 125C IO=0.2 to 1A VIN=8 to 35V IO=1A Tj=0 to 125C , terminals is open, terminal Duty ratio=0%, terminal=0V, terminal Duty ratio=100%, terminal=1.1V, terminal MIN. 1.235 270 1.55 0.7 TYP. 1.0 1.26 0.5 0.2 1.2 83 300 3 2.0 -10 1.3 2.3 0.8 140 8 MAX. 1.5 1.285 1.5 2.5 330 2.6 0.9 400 12 Unit V V % % % % kHz % A A V V V A mA terminal=0V, terminal VIN=40V, terminal=0V VIN=40V, terminal=0V, terminal =0.9V Fig.1 Test Circuit ISD IQS A A + VIN CIN 100F L 65H PQ1CG41H2*ZH IO VO A D R2 + ICHG R1 1k CO 470F Load ON/OFF control logic 5 pin LOW HIG H OPEN L : HK-08S070-6500 (made by Toho Co.) D : ERC80-004 (made by Fuji electronics Co.) Output OFF ON ON Fig.2 Power Dissipation vs.Ambient Temperature 20 Fig.3 Overcurrent Protection Characteristics (Typical Value) 6 5 4 3 2 1 VIN=12V VO=5V CIN=100F CO=470F L=65H Power dissipation PD (W) 15 PD2:With infinite heat sink 10 5 PD1:No heat sink Output voltage VO(V) 0 -20 0 0 25 50 75 80 100 125 150 0 1 2 3 4 Ambient temperature Ta(C) Note) Oblique line portion:Overheat protection may operate in this area Output current IO (A) Sheet No.: OP06085 2 PQ1CG41H2FZH/PQ1CG41H2RZH Fig.4 Efficiency vs. Input Voltage 100 Fig.5 Output Saturation Voltage vs. Switching Current Output saturation voltage VSAT (V) 1.6 Tj=25C 1.4 1.2 1 0.8 0.6 0.4 0.2 0 0 0.5 1 1.5 VO=12V, IO=1A VO=12V, IO=0.2A Tj=25C 90 Efficiency (%) 80 70 VO=5V, IO=0.2A VO=5V, IO=1A 60 50 0 10 20 30 40 Input voltage VIN (V) Switching current ISW (A) Fig.6 Stand-by Current vs. Input Voltage 250 Tj=25C Fig.7 Reference Voltage Fluctuation vs. Junction Temperature 2 Reference voltage fluctuation (%) 1.5 1 0.5 0 -0.5 -1 -1.5 -2 -25 0 25 50 75 Standby current ISD(A) 200 VIN=12V VO=5V 150 100 50 0 0 10 20 30 40 100 125 Input voltage VIN (V) Junction temperature Tj (C) Fig.8 Load Regulation vs. Output Current 1.5 Fig.9 Line Regulation vs. Input Voltage 1.5 Load regulation RegL (%) Line regulation RegI (%) 1 Tj=25C VIN=12V VO=5V 1 0.5 0.5 0 0 Tj=25C VO=5V IO=0.2A 10 20 30 40 -0.5 0 0.2 0.4 0.6 0.8 1 1.2 -0.5 0 Output current IO (A) Input voltage VIN (V) Sheet No.: OP06085 3 PQ1CG41H2FZH/PQ1CG41H2RZH Fig.10 Oscillation Frequency Fluctuation vs. Junction Temperature Oscillation frequency fluctuation (%) 10 VIN=12V VO=5V 5 Fig.11 Overcurrent Detecting Level Fluctuation vs. Junction Temperature Overcurrent detecting level fluctuation (%) 10 5 0 0 -5 -5 -10 -25 0 25 50 75 100 125 -10 -25 0 25 50 75 100 125 Junction temperature Tj(C) Junction temperature Tj(C) Fig.12 Threshold Voltage vs. Junction Temperature Threshold voltage VTH(ON), VTH(L), VTH(H)(V) 3 VTH(H) Fig.13 Operating Dissipation Current vs. Input Voltage Operating dissipation current IQ'(mA) 10 Tj=25C 9 IO=1A 8 IO=0.2A VIN=12V 2.5 2 VTH(L) 1.5 1 0.5 VTH(ON) 7 6 No load 0 -25 5 0 25 50 75 100 125 0 10 20 30 40 Junction temperature Tj(C) Input voltage VIN(V) Fig.14 Block Diagram 1 VIN 2 VOUT Voltage regulator ON/OFF circuit 5 Overcurrent detection circuit F/F Q R S Oscillator ERROR AMP. - + Vref Soft start PWM COMP. + - ON/OF F 4 Oadj Overheat detection circuit 3 COM Sheet No.: OP06085 4 PQ1CG41H2FZH/PQ1CG41H2RZH Fig.15 Step Down Type Circuit Diagram 4 1 2 L 65H VO 5V PQ1CG41H2*ZH 5 + VIN 835V CIN 100F 3 CS RS D R2 3k + CO 470F R1 1k Load ON/OFF control signal RS50k Fig.16 Polarity Inversion Type Circuit Diagram 0.471F 100k 680k 4 1 2 L 65H PQ1CG41H2*ZH 5 VIN 530V + CIN 100F 3 CS RS R2 3k + D R1 1k VO -5V ON/OFF control signal CO 2200F Load RS50k 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. Sheet No.: OP06085 5 |
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