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)
3.6
±0.2
10.2
MAX.
(6.8)
4.5
±0.2
2.8
±0.2
7.4
±0.2
ø3.2
±0.1
H
(0.5)
(1.5)
4.4
MIN.
(5.0)
8.2
±0.7
(
) : Typical dimensions
3.2
±0.5
5–0.8
±0.1
4–(1.7)
Applications
1
2
3
4
5
Product mass:(1.5g)
①V
IN
②V
OUT
③COM
④O
adj
⑤ON/OFF
3.6
±0.2
1.Switching power supplies
2.Facsimiles,printers and OA equipment
3.Battery chargers
4.Personal computers and amusement equipment
PQ1CG2032RZH
(1.5)
10.2
MAX.
(6.8)
4.5
±0.2
2.8
±0.2
Parameter
Symbol
*1
Input voltage
V
IN
Error input voltage
V
adj
Input - output voltage
V
I-O
*2
V
OUT
Output - COM voltage
*3
ON/OFF control voltage
V
C
I
SW
Switching current
P
D1
*4
Power dissipation
P
D2
*5
Junction temperature
T
j
Operating temperature
T
opr
Storage temperature
T
stg
Soldering temperature
T
sol
(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)
7.4
±0.2
Absolute Maximum Ratings
ø3.2
±0.1
(2.0)
Epoxy resin
5.0
±0.5
(2.2)
(24.6)
PQ1CG203
(24.6)
PQ1CG203
H
Lead finish
identification mark
Epoxy resin
(1.7)
0.8
±0.1
(0.5)
4–(1.7)
4.7
±0.6
4.7
±0.6
2.6
±0.5
(
) : Typical dimensions
Product mass:(1.5g)
①V
IN
②V
OUT
③COM
④O
adj
⑤ON/OFF
1
2
3
4
5
*1 Voltage between V
IN
terminal and COM terminal.
*2 Voltage between V
OUT
terminal and COM terminal.
*3 Voltage between ON/OFF control and COM terminal.
*4 P
D1
:No heat sink,PD2:With infinite heat sink.
*5 There is case that over heat protection function operates at the temperature
T
j
=125°C to 150°C, 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)
6.0
±0.5
(11.4)
16.4
±0.7
Lead finish
identification mark
PQ1CG2032FZH/PQ1CG2032RZH
Electrical Characteristics
(Unless otherwise specified,condition shall be V
IN
=12V,I
O
=0.5A,V
O
=5V,ON-OFF terminals is open,T
a
=25°C)
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
V
SAT
V
ref
ΔV
ref
|R
eg
L|
|R
eg
I|
η
f
O
Δf
O
I
L
I
CHG
V
THL
V
THH
V
THON
I
SD
I
QS
Conditions
I
SW
=3A
－
T
j
=0 to 125°C
I
O
=0.5 to 3A
V
IN
=8 to 35V
I
O
=3A
－
T
j
=0 to 125°C
－
②,④
terminals is open,⑤ terminal
Duty ratio=0%,④ terminal=0V,⑤ terminal
Duty ratio=100%,④ terminal is open,⑤ 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
μA
V
V
V
μA
mA
④
terminal=0V,⑤ terminal
V
IN
=40V,⑤ terminal=0V
V
IN
=40V,⑤ terminal =0.9V
Fig.1 Test Circuit
④
①
I
SD
I
QS
A
A
+
V
IN
C
IN
220μF
L
90μH
②
PQ1CG2032*ZH
I
O
V
O
⑤
③
A
D
R
2
+
I
CHG
R
1
1kΩ
C
O
1000μF
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 P
D
(W)
15
P
D2
:With infinite heat sink
Output voltage V
O
(V)
4
3
2
1
0
10
5
P
D1
:No heat sink
Ta=25°C
V
IN
=12V
V
O
=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 I
O
(A)
Sheet No.: OP06084
2
PQ1CG2032FZH/PQ1CG2032RZH
Fig.4 Efficiency vs. Input Voltage
100
V
O
=12V, I
O
=1A
Tj=25°C
V
O
=12V, I
O
=3A
Fig.5 Output Saturation Voltage vs.
Switching Current
1.6
Output saturation voltage V
SAT
(V)
Tj=25°C
1.4
1.2
1
0.8
0.6
0.4
0.2
0
0
1
2
3
4
90
Efficiency (%)
80
V
O
=5V, I
O
=1A
V
O
=5V, I
O
=3A
70
60
50
0
10
20
30
40
Input voltage V
IN
(V)
Switching current I
SW
(A)
Fig.6 Stand-by Current vs. Input Voltage
250
Fig.7 Reference Voltage Fluctuation vs.
Junction Temperature
2
Reference voltage fluctuation (%)
Standby current I
SD
(μA)
200
V
IN
=12V
V
O
=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 V
IN
(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 R
eg
I (%)
Tj=25°C
V
IN
=12V
V
O
=5V
0.5
0.5
0
0
Tj=25°C
V
O
=5V
I
O
=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 I
O
(A)
Input voltage V
IN
(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
V
IN
=12V
V
O
=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 V
TH(ON)
, V
TH(L)
, V
TH(H)
(V)
3
V
TH(H)
Fig.13 Operating Dissipation Current vs.
Input Voltage
Operating dissipation current I
Q'
(mA)
10
Tj=25°C
V
O
=5V
9
I
O
=1A
V
IN
=12V
2.5
2
V
TH(L)
8
1.5
1
0.5
0
-25
7
I
O
=3A
6
No load
V
TH(ON)
5
0
10
20
30
40
0
25
50
75
100
125
Junction temperature Tj(°C)
Input voltage V
IN
(V)
Fig.14 Block Diagram
1
V
IN
2
V
OUT
Voltage
regulator
ON/OFF
circuit
5
Overcurrent
detection
circuit
F/F
Q
R
S
Oscillator
ERROR AMP.
−
+
V
ref
Soft start
PWM COMP.
+
−
ON/OF F
4
O
adj
Overheat
detection
circuit
3
COM
Sheet No.: OP06084
4
PQ1CG2032FZH/PQ1CG2032RZH
Fig.15 Step Down Type Circuit Diagram
4
1
2
L
90μH
V
O
5V
PQ1CG2032*ZH
5
+
V
IN
8½35V
C
IN
220μF
3
C
S
R
S
D
R
2
3kΩ
+
C
O
1000μF
R
1
1kΩ
Load
ON/OFF control signal
R
S
≤50kΩ
Fig.16 Polarity Inversion Type Circuit Diagram
0.47½1μF
100k½
680kΩ
4
1
2
L
65μH
PQ1CG2032*ZH
5
V
IN
5½30V
+
3
C
IN
100μF
D
C
S
R
2
3kΩ
+
C
O
2200μF
R
1
1kΩ
V
O
−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.
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