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PQ1CF2 Datasheet(PDF) 2 Page - Sharp Corporation

No. de pieza PQ1CF2
Descripción Electrónicos  TO-220 Package Chopper Regulator
PDF  3 Pages
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Fabricante Electrónico  SHARP [Sharp Corporation]
Página de inicio  http://sharp-world.com/
Logo SHARP - Sharp Corporation

PQ1CF2 Datasheet(HTML) 2 Page - Sharp Corporation

  PQ1CF2 Datasheet HTML 1Page - Sharp Corporation PQ1CF2 Datasheet HTML 2Page - Sharp Corporation PQ1CF2 Datasheet HTML 3Page - Sharp Corporation  
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Chopper Regulators
PQ1CF2
Parameter
Symbol
Conditions
Unit
MAX.
TYP.
MIN.
-
1.235
-
-
-
-
80
-
90
1.55
-15
1.95
3.25
1.05
-
-
0.9
1.26
±0.5
0.1
0.5
82
100
±2
-
2.0
-10
2.25
3.55
1.4
150
8
1.5
1.285
-
1.5
2.5
-
120
-
-
2.6
-5
2.55
3.85
1.75
400
12
s Electrical Characteristics
(Unless otherwise specified, conditions shall be VIN=5V, IO=2.5A, VO=3V[R1=2k
Ω]Ta=25˚C)
Vsat
Vref
∆Vref
|RegL|
|RegI|
η
fo
∆fo
DMAX
IL
ICHG
VTHL
VTHH
VTHON
ISD
Iqs
IO=1A,No L,D,CO
-
Tj=0 to 125˚C
IO=0.2 to 1A
VIN=8 to 35V
IO=1A
-
Tj=0 to 125˚C
4 terminal is open
No L,D,CO
24 terminal is open
Duty=0%, 4terminal=0V, 5terminal
Duty=DMAX, 4terminal is open. 5terminal
4terminal=0V,5terminal
VIN=40V, 4terminal=0V
VIN=40V, 5terminal=3V
V
V
%
%
%
%
kHz
%
%
A
µA
V
V
V
µA
mA
Output saturation voltage
Reference voltage
Temperature fluctuation in reference voltage
Load regulation
Line regulation
Efficiency
Oscillation frequency
Oscillation frequency temperature fluctuation
Maximum duty
Overcurrent detecting level
Charge current
Input threshold voltage
On threshold voltage
Stand-by current
Output OFF-state consump-tion current
s Block Diagram
1 VIN
Overcurrent
detection
circuit
Overheat
detection
circuit
Voltage
regulator
ON/OFF
circuit
PWM COMP.
+
-
+
-
F/F
Q
R
S
3 COM
Vref
2 VOUT
5 ON/OFF
4 OADJ
↓
Fig.1 Test Circuit
VIN
ISD
IQS
ICHG
2.2nF
CIN
100
µF
CO
470
µF
D R1
1k
Ω
R2
IO
VO
+
+
q
3
q
4
q
1
q
2
q
5
A
A
L
210
µH
L : HK-14D100-2110 (made by Toho Co.)
D : ERC80-004 (made by Fuji electronics Co.)
PQ1CF2
Fig.2
Power Dissipation vs. Ambient
Temperature
,,
,,
,,
,,
20
0
5
10
15
-20
0
20
40
60
100
80
PD2
PD1
Ambient temperature Ta (˚C)
PD1 :No heat sink
PD2 :With infinite heat sink
Note) Oblique line portion : Overheat
protection may operate in this area.



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