PQ1CG2032FZH/PQ1CG2032RZH PQ1CG2032FZH PQ1CG2032RZH TO-220 Type Chopper Regulator ■ Outline Dimensions Features 1.Maximum switching current: 3.5A 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. 70kHz) 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.PQ1CG2032FZH: Zigzag forming PQ1CG2032RZH: Self-stand forming 9.RoHS directive compliant PQ1CG2032FZH 4.5±0.2 3.6±0.2 (1.5) 10.2MAX. 2.8±0.2 7.4±0.2 (6.8) (0.5) (1.5) 4.4MIN. 5–0.8±0.1 (5.0) 4–(1.7) 3.2±0.5 8.2±0.7 ( ) : Typical dimensions Product mass:(1.5g) Applications 1 1.Switching power supplies 2.Facsimiles,printers and OA equipment 3.Battery chargers 4.Personal computers and amusement equipment 2 3 4 ①VIN ②VOUT ③COM ④Oadj ⑤ON/OFF 5 PQ1CG2032RZH 4.5±0.2 3.6±0.2 (1.5) 10.2MAX. (6.8) 7.4±0.2 PQ1CG203 (11.4) ø3.2±0.1 Lead finish identification mark Epoxy resin H (1.7) (3.6) 0.8±0.1 6.0±0.5 (24.6) (Ta=25°C) Rating Unit 40 V 7 V 41 V -1 V -0.3 to +40 V 3.5 A 1.4 W 14 °C 150 °C -20 to +80 °C -40 to +150 °C 260(10s) 2.8±0.2 (2.2) Absolute Maximum Ratings Parameter Symbol *1 Input voltage VIN Error input voltage Vadj Input - output voltage VI-O *2 VOUT Output - COM voltage *3 ON/OFF control voltage VC ISW Switching current PD1 *4 Power dissipation PD2 *5 Junction temperature Tj Operating temperature Topr Storage temperature Tstg Soldering temperature Tsol (2.0) (24.6) Epoxy resin H 5.0±0.5 Lead finish identification mark PQ1CG203 16.4±0.7 ø3.2±0.1 (0.5) 4.7±0.6 4.7±0.6 4–(1.7) 2.6±0.5 ( ) : Typical dimensions Product mass:(1.5g) 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=125°C to 150°C, so this item cannot be used in this temperature range. 2 3 4 5 ①VIN ②VOUT ③COM ④Oadj ⑤ON/OFF 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.: OP06084 PQ1CG2032FZH/PQ1CG2032RZH Electrical Characteristics (Unless otherwise specified,condition shall be VIN=12V,IO=0.5A,VO=5V,ON-OFF terminals is open,Ta=25°C) Parameter Symbol VSAT Vref Output saturation voltage Reference voltage Reference voltage temperature fluctuation Load regulation Line regulation Efficiency Conditions ISW=3A － Tj=0 to 125°C ΔVref |RegL| |RegI| η Input threshold voltage ON threshold voltage Stand-by current VTHL VTHH VTHON Duty ratio=0%,④ terminal=0V,⑤ terminal ISD IQS VIN=40V,⑤ terminal=0V VIN=40V,⑤ terminal =0.9V Output OFF-state dissipation current Unit 1.8 1.285 V V % % % % Duty ratio=100%,④ terminal is open,⑤ terminal ④ terminal=0V,⑤ terminal － 1.5 2.5 80 － 80 － 5.8 kHz % A － 70 ±2 4.2 -10 － μA － － 1.3 2.3 － － V V 0.7 － 0.8 140 8 0.9 400 16 V μA － 3.6 － ②,④ terminals is open,⑤ terminal ICHG MAX. 1.4 1.26 ±0.5 0.2 0.5 60 － Tj=0 to 125°C ΔfO IL TYP. － 1.235 － － － － IO=0.5 to 3A VIN=8 to 35V IO=3A fO Oscillation frequency Oscillation frequency temperature fluctuation Overcurrent detecting level Charge current MIN. － mA Fig.1 Test Circuit ④ ① ISD IQS L 90μH ② IO VO PQ1CG2032*ZH A A R2 ⑤ + VIN + ③ CIN 220μF A ICHG D R1 1kΩ L : HK-12S120-9000R (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) 20 6 5 15 Output voltage VO(V) Power dissipation PD (W) Load CO 1000μF PD2:With infinite heat sink 10 5 0 25 50 3 2 Ta=25°C VIN=12V VO=5V 1 PD1:No heat sink 0 -20 4 75 80 100 125 0 150 0 1 2 3 4 5 Output current IO (A) Ambient temperature Ta(°C) Note) Oblique line portion:Overheat protection may operate in this area Sheet No.: OP06084 2 PQ1CG2032FZH/PQ1CG2032RZH Fig.4 Efficiency vs. Input Voltage Fig.5 Output Saturation Voltage vs. Switching Current 1.6 Output saturation voltage VSAT (V) 100 VO=12V, IO=1A Tj=25°C VO=12V, IO=3A Efficiency (%) 90 80 VO=5V, IO=1A VO=5V, IO=3A 70 60 50 0 10 20 30 Tj=25°C 1.4 1.2 1 0.8 0.6 0.4 0.2 0 40 0 1 Fig.6 Stand-by Current vs. Input Voltage Reference voltage fluctuation (%) Standby current ISD(μA) 150 100 50 5 10 15 20 25 30 35 VIN=12V VO=5V 1 0 -1 -2 -25 40 Fig.8 Load Regulation vs. Output Current 25 50 75 100 125 Fig.9 Line Regulation vs. Input Voltage 1 1 Tj=25°C VIN=12V VO=5V Line regulation RegI (%) Load regulation RegL (%) 0 Junction temperature Tj (°C) Input voltage VIN (V) 0.5 0 -0.5 0 4 2 200 0 3 Fig.7 Reference Voltage Fluctuation vs. Junction Temperature 250 0 2 Switching current ISW (A) Input voltage VIN (V) 0.5 1 1.5 2 2.5 3 0.5 0 -0.5 .3.5 Tj=25°C VO=5V IO=0.5A 0 5 10 15 20 25 30 35 40 Input voltage VIN (V) Output current IO (A) Sheet No.: OP06084 3 PQ1CG2032FZH/PQ1CG2032RZH Fig.11 Overcurrent Detecting Level Fluctuation vs. Junction Temperature 5 Overcurrent detecting level fluctuation (%) Oscillation frequency fluctuation (%) Fig.10 Oscillation Frequency Fluctuation vs. Junction Temperature 0 -5 VIN=12V VO=5V -10 -25 0 25 50 75 100 125 6 4 2 0 -2 -4 -6 -8 -25 0 Junction temperature Tj(°C) 3 VIN=12V 2.5 2 VTH(L) 1.5 1 0.5 0 -25 VTH(ON) 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) 10 Tj=25°C VO=5V 9 IO=1A 8 7 IO=3A 6 No load 5 0 125 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.: OP06084 4 PQ1CG2032FZH/PQ1CG2032RZH Fig.15 Step Down Type Circuit Diagram 4 L 90μH 2 1 PQ1CG2032*ZH VO 5V R2 3kΩ 5 + + VIN 3 RS CIN 220μF 8～35V D CS Load CO 1000μF R1 1kΩ RS≤50kΩ ON/OFF control signal Fig.16 Polarity Inversion Type Circuit Diagram 100k～ 680kΩ 0.47～1μF 4 1 L 65μH 2 PQ1CG2032*ZH R2 3kΩ 5 VIN 5～30V + + 3 CIN 100μF CS Load CO 2200μF D R1 1kΩ VO −5V 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.: OP06084 5