PQ1CG41H2FZH/PQ1CG41H2RZH PQ1CG41H2FZH PQ1CG41H2RZH TO-220 Type Chopper Regulator Built-in 300kHz oscillation circuit Outline Dimensions 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 PQ1CG41H2FZH 4.50.2 3.60.2 (1.5) 10.2MAX. 2.80.2 7.40.2 (6.8) (0.5) (1.5) 4.4MIN. 5-0.80.1 (5.0) 4-(1.7) ) : Typical dimensions Product mass:(1.5g) Applications 1 1.CTV,CTB 2.LCD monitors 3.Facsimiles,printers and OA equipment 4.CD-ROM drives/DVD-ROM drives 2 3 4 VIN VOUT COM Oadj ON/OFF 5 PQ1CG41H2RZH 3.60.2 (1.5) PQ1CG41H (11.4) o3.20.1 Lead finish identification mark Epoxy resin H (1.7) (3.6) 0.80.1 (0.5) 4.70.6 4.70.6 4-(1.7) W 6.00.5 (24.6) Unit V V V V V A 2.80.2 (2.2) (Ta=25C) Rating 40 7 41 -1 -0.3 to +40 1.5 1.4 14 150 -20 to +80 -40 to +150 260(10s) 4.50.2 10.2MAX. (6.8) 7.40.2 Absolute Maximum Ratings 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 3.20.5 8.20.7 ( *1 (2.0) (24.6) Epoxy resin H 5.00.5 Lead finish identification mark PQ1CG41H 16.40.7 o3.20.1 2.60.5 C ( ) : Typical dimensions C Product mass:(1.5g) C VIN VOUT COM Oadj ON/OFF C 1 *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. 2 3 4 5 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 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 Symbol Conditions MIN. VSAT Vref Vref |RegL| ISW=1A Tj=0 to 125C IO=0.2 to 1A 1.235 |RegI| VIN=8 to 35V IO=1A Oscillation frequency Oscillation frequency temperature fluctuation Overcurrent detecting level fO fO IL Tj=0 to 125C Charge current ICHG Input threshold voltage VTHL VTHH Duty ratio=0%, terminal=0V, terminal ON threshold voltage Stand-by current Output OFF-state dissipation current VTHON ISD IQS terminal=0V, terminal VIN=40V, terminal=0V VIN=40V, terminal=0V, terminal =0.9V Line regulation Efficiency TYP. 1.0 1.26 0.5 0.2 MAX. 1.5 1.285 1.2 83 2.5 300 3 2.0 330 1.55 2.6 kHz % A -10 A 1.3 2.3 V V 0.7 0.8 140 8 0.9 400 12 V A mA 270 , terminals is open, terminal Duty ratio=100%, terminal=1.1V, terminal 1.5 Unit V V % % % % Fig.1 Test Circuit ISD IQS L 65H IO VO PQ1CG41H2*ZH A A R2 + VIN + CIN 100F A D ICHG R1 1k L : HK-08S070-6500 (made by Toho Co.) D : ERC80-004 (made by Fuji electronics Co.) ON/OFF control logic Output OFF ON ON 5 pin LOW HIG H OPEN Fig.2 Power Dissipation vs.Ambient Temperature Fig.3 Overcurrent Protection Characteristics (Typical Value) 6 Output voltage VO(V) Power dissipation PD (W) 20 15 Load CO 470F PD2:With infinite heat sink 10 5 VIN=12V VO=5V CIN=100F CO=470F L=65H 5 4 3 2 1 PD1:No heat sink 0 -20 0 0 25 50 75 80 100 125 0 150 1 2 3 4 Output current IO (A) Ambient temperature Ta(C) Note) Oblique line portion:Overheat protection may operate in this area Sheet No.: OP06085 2 PQ1CG41H2FZH/PQ1CG41H2RZH Fig.4 Efficiency vs. Input Voltage Fig.5 Output Saturation Voltage vs. Switching Current VO=12V, IO=1A Output saturation voltage VSAT (V) 100 Tj=25C VO=12V, IO=0.2A Efficiency (%) 90 80 70 VO=5V, IO=0.2A VO=5V, IO=1A 60 50 0 10 20 30 1.6 Tj=25C 1.4 1.2 1 0.8 0.6 0.4 0.2 0 40 0 0.5 Fig.6 Stand-by Current vs. Input Voltage 2 Reference voltage fluctuation (%) Standby current ISD(A) Tj=25C 200 150 100 50 0 10 20 30 1 0.5 0 -0.5 -1 -1.5 -2 -25 40 0 25 50 75 100 125 Junction temperature Tj (C) Fig.8 Load Regulation vs. Output Current Fig.9 Line Regulation vs. Input Voltage 1.5 1.5 Tj=25C VIN=12V VO=5V 1 Line regulation RegI (%) Load regulation RegL (%) VIN=12V VO=5V 1.5 Input voltage VIN (V) 0.5 0 -0.5 0 1.5 Fig.7 Reference Voltage Fluctuation vs. Junction Temperature 250 0 1 Switching current ISW (A) Input voltage VIN (V) 0.2 0.4 0.6 0.8 1 1 0.5 0 -0.5 0 1.2 Tj=25C VO=5V IO=0.2A 10 20 30 40 Input voltage VIN (V) Output current IO (A) Sheet No.: OP06085 3 PQ1CG41H2FZH/PQ1CG41H2RZH Fig.11 Overcurrent Detecting Level Fluctuation vs. Junction Temperature 10 Overcurrent detecting level fluctuation (%) Oscillation frequency fluctuation (%) Fig.10 Oscillation Frequency Fluctuation vs. Junction Temperature VIN=12V VO=5V 5 0 -5 -10 -25 0 25 50 75 100 10 5 0 -5 -10 -25 125 0 3 VIN=12V 2.5 2 VTH(L) 1.5 1 0.5 VTH(ON) 0 -25 0 25 50 75 100 50 75 100 125 Fig.13 Operating Dissipation Current vs. Input Voltage Operating dissipation current IQ'(mA) Threshold voltage VTH(ON), VTH(L), VTH(H)(V) Fig.12 Threshold Voltage vs. Junction Temperature VTH(H) 25 Junction temperature Tj(C) Junction temperature Tj(C) 125 10 Tj=25C 9 IO=1A 8 IO=0.2A 7 No load 6 5 0 10 Junction temperature Tj(C) 20 30 40 Input voltage VIN(V) Fig.14 Block Diagram VIN Q R S F/F VOUT 5 ON/OF F 4 Oadj ON/OFF circuit PWM COMP. + - Overcurrent detection circuit 2 Soft start Voltage regulator Oscillator 1 ERROR AMP. - + Vref Overheat detection circuit 3 COM Sheet No.: OP06085 4 PQ1CG41H2FZH/PQ1CG41H2RZH Fig.15 Step Down Type Circuit Diagram 4 L 65H 2 1 PQ1CG41H2*ZH VO 5V R2 3k 5 + VIN 835V + 3 RS CIN 100F CS Load CO 470F D R1 1k RS50k ON/OFF control signal Fig.16 Polarity Inversion Type Circuit Diagram 100k 680k 0.471F 4 1 L 65H 2 PQ1CG41H2*ZH R2 3k 5 VIN 530V + CIN 100F + 3 RS D CS Load CO 2200F R1 1k VO -5V ON/OFF control signal 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