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PQ1CG21H2FZ Datasheet(PDF) 4 Page - Sharp Electrionic Components

Part No. PQ1CG21H2FZ
Description  Chopper Regulators TO-220 Type Chopper Regulators
Download  6 Pages
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Maker  SHARP [Sharp Electrionic Components]
Homepage  http://sharp-world.com/
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PQ1CG21H2FZ Datasheet(HTML) 4 Page - Sharp Electrionic Components

   
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Chopper Regulators
PQ1CG21H2FZ/PQ1CG21H2RZ
Fig.10 Oscillation Frequency Fluctuation vs.
Junction Temperature
Fig.11 Overcurrent Detecting Level
Fluctuation vs. Junction Temperature
Fig.12 Threshold Voltage vs. Junction
Temperature
Fig.13 Operating Dissipation Current vs.
Input Voltage
Fig.14 Block Diagram
−10
−8
−6
−4
−2
0
2
−20
0
20
40
60
80
100
120
Junction temperature Tj (°C)
VIN=12V
VO=5V
−8
−6
−4
−2
0
2
4
6
−20
Junction temperature Tj (°C)
0
20406080
100
120
0
0.5
1
1.5
2
2.5
3
−50
0
50
100
150
−25
25
75
125
Junction temperature Tj (°C)
VIN=12V
VTH(L)
VTH(H)
VTH(ON)
Input voltage VIN (V)
5
6
7
8
9
10
0
10203040
Tj=25°C
VO=5V
IO=0.2A
No load
IO=1A
Voltage
regulator
Overcurrent
detection
circuit
Overheat
detection
circuit
ON/OFF
circuit
Q
R
S
F/F
2
5
4
1
3
COM
PWM COMP.
VIN
VOUT
ON/OFF
VADJ
Vref
_
+
_
+
ERROR AMP.


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