PQ1CG203 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
Manufacturer
PQ1CG203 Datasheet PDF : 5 Pages
| |||
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
Conditions
MIN.
TYP. MAX.
Unit
Output saturation voltage
VSAT
ISW=3A
－
1.4
1.8
V
Reference voltage
Vref
－
1.235
1.26
1.285
V
Reference voltage temperature fluctuation
ΔVref
Tj=0 to 125°C
－
±0.5
－
%
Load regulation
|RegL|
IO=0.5 to 3A
－
0.2
1.5
%
Line regulation
|RegI|
VIN=8 to 35V
－
0.5
2.5
%
Efficiency
η
IO=3A
－
80
－
%
Oscillation frequency
fO
－
60
70
80
kHz
Oscillation frequency temperature fluctuation ΔfO
Tj=0 to 125°C
－
±2
－
%
Overcurrent detecting level
IL
－
3.6
4.2
5.8
A
Charge current
ICHG
②,④ terminals is open,⑤ terminal
－
-10
－
μA
Input threshold voltage
VTHL Duty ratio=0%,④ terminal=0V,⑤ terminal －
1.3
－
V
VTHH Duty ratio=100%,④ terminal is open,⑤ terminal
－
2.3
－
V
ON threshold voltage
VTHON
④ terminal=0V,⑤ terminal
0.7
0.8
0.9
V
Stand-by current
ISD
VIN=40V,⑤ terminal=0V
－
140
400
μA
Output OFF-state dissipation current
IQS
VIN=40V,⑤ terminal =0.9V
－
8
16
mA
Fig.1 Test Circuit
ISD AA
IQS
VIN
④
①
②
PQ1CG2032*ZH
+
CIN
220μF
⑤
③
A
ICHG
ON/OFF control logic
5 pin
LOW
HIGH
OPEN
Output
OFF
ON
ON
L
90μH
IO
VO
R2
+
D
CO
R1
1000μF
1kΩ
Load
L : HK-12S120-9000R (made by Toho Co.)
D : ERC80-004 (made by Fuji electronics Co.)
Fig.2 Power Dissipation vs.Ambient
Temperature
20
15 PD2:With infinite heat sink
10
5
PD1:No heat sink
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
Fig.3 Overcurrent Protection
Characteristics (Typical Value)
6
5
4
3
2
Ta=25°C
1 VIN=12V
VO=5V
0
0
1
2
3
4
5
Output current IO (A)
Sheet No.: OP06084
2
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