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 PQ1CG2032FZH/PQ1CG2032RZH
PQ1CG2032FZH PQ1CG2032RZH
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
TO-220 Type Chopper Regulator
Outline Dimensions
PQ1CG2032FZH
(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.Switching power supplies 2.Facsimiles,printers and OA equipment 3.Battery chargers 4.Personal computers and amusement equipment
PQ1CG2032RZH
(1.5)
10.2MAX. (6.8)
4.50.2 2.80.2
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
(Ta=25C) 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)
7.40.2
Absolute Maximum Ratings
o3.20.1
(2.0)
Epoxy resin
5.00.5 (2.2)
(24.6)
PQ1CG203
(24.6)
PQ1CG203 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.: OP06084
(3.6)
6.00.5
(11.4)
16.40.7
Lead finish identification mark
PQ1CG2032FZH/PQ1CG2032RZH
Electrical Characteristics
(Unless otherwise specified,condition shall be VIN=12V,IO=0.5A,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=3A Tj=0 to 125C IO=0.5 to 3A VIN=8 to 35V IO=3A Tj=0 to 125C , terminals is open, terminal Duty ratio=0%, terminal=0V, terminal
Duty ratio=100%, terminal is open, terminal
MIN. 1.235 60 3.6 0.7
TYP. 1.4 1.26 0.5 0.2 0.5 80 70 2 4.2 -10 1.3 2.3 0.8 140 8
MAX. 1.8 1.285 1.5 2.5 80 5.8 0.9 400 16
Unit V V % % % % kHz % A A V V V A mA
terminal=0V, terminal VIN=40V, terminal=0V VIN=40V, terminal =0.9V
Fig.1 Test Circuit

ISD IQS A A + VIN CIN 220F L 90H
PQ1CG2032*ZH
IO VO

A D
R2 + ICHG R1 1k CO 1000F Load
ON/OFF control logic
5 pin LOW HIG H OPEN
L : HK-12S120-9000R (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
Power dissipation PD (W)
15
PD2:With infinite heat sink
Output voltage VO(V)
4 3 2 1 0
10
5
PD1:No heat sink
Ta=25C VIN=12V VO=5V
0 1 2 3 4 5
0 -20
0
25
50
75 80 100
125
150
Ambient temperature Ta(C) Note) Oblique line portion:Overheat protection may operate in this area
Output current IO (A)
Sheet No.: OP06084
2
PQ1CG2032FZH/PQ1CG2032RZH
Fig.4 Efficiency vs. Input Voltage
100
VO=12V, IO=1A Tj=25C VO=12V, IO=3A
Fig.5 Output Saturation Voltage vs. Switching Current
1.6
Output saturation voltage VSAT (V)
Tj=25C
1.4 1.2 1 0.8 0.6 0.4 0.2 0 0 1 2 3 4
90
Efficiency (%)
80
VO=5V, IO=1A VO=5V, IO=3A
70
60 50 0
10
20
30
40
Input voltage VIN (V)
Switching current ISW (A)
Fig.6 Stand-by Current vs. Input Voltage
250
Fig.7 Reference Voltage Fluctuation vs. Junction Temperature
2
Reference voltage fluctuation (%)
Standby current ISD(A)
200
VIN=12V VO=5V 1
150
0
100
50 0
-1
0
5
10
15
20
25
30
35
40
-2 -25
0
25
50
75
100
125
Input voltage VIN (V)
Junction temperature Tj (C)
Fig.8 Load Regulation vs. Output Current
1
Fig.9 Line Regulation vs. Input Voltage
1
Load regulation RegL (%)
Line regulation RegI (%)
Tj=25C VIN=12V VO=5V 0.5
0.5
0
0 Tj=25C VO=5V IO=0.5A 0 5 10 15 20 25 30 35 40
-0.5 0
0.5
1
1.5
2
2.5
3
.3.5
-0.5
Output current IO (A)
Input voltage VIN (V)
Sheet No.: OP06084
3
PQ1CG2032FZH/PQ1CG2032RZH
Fig.10 Oscillation Frequency Fluctuation vs. Junction Temperature
Oscillation frequency fluctuation (%)
5
Fig.11 Overcurrent Detecting Level Fluctuation vs. Junction Temperature
Overcurrent detecting level fluctuation (%)
6 4 2 0 -2 -4 -6 -8 -25 0 25 50 75 100 125
0
-5 VIN=12V VO=5V 0 25 50 75 100 125
-10 -25
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 VO=5V 9
IO=1A
VIN=12V
2.5 2
VTH(L)
8
1.5 1 0.5 0 -25
7
IO=3A
6
No load
VTH(ON)
5 0 10 20 30 40
0
25
50
75
100
125
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.: OP06084
4
PQ1CG2032FZH/PQ1CG2032RZH
Fig.15 Step Down Type Circuit Diagram
4 1 2
L 90H
VO 5V
PQ1CG2032*ZH
5 + VIN 835V CIN 220F 3 CS RS D
R2 3k + CO 1000F R1 1k Load
ON/OFF control signal
RS50k
Fig.16 Polarity Inversion Type Circuit Diagram
0.471F
100k 680k
4 1 2
L 65H
PQ1CG2032*ZH
5 VIN 530V + 3 CIN 100F D CS
R2 3k + CO 2200F R1 1k VO -5V Load
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


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