CA723C データシートの表示（PDF） - Intersil
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CA723C Datasheet PDF : 9 Pages
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CA723, CA723C
Typical Application Circuits (Continued)
VREF
R4
3kΩ
R1
D1
NON
12V
SK3062
INV.
INPUT
R3
3kΩ
R2
R5
3.9kΩ
V+
VC
VO
VI = 85V
VZ
TI
2N3442
CURRENT
LIMIT
RSCP
1Ω
CURRENT
SENSE
INV.
INPUT
V-
COMP
C1
0.001µF
Circuit Performance Data:
REGULATED
OUTPUT-50V
Line Regulation (∆V = 20V) 15mV
Load Regulation (∆IL = 50mA) 20mV
NOTE: For applications employing the TO-5 Style Package and
where VZ is required, an external 6.2V zener diode should
be connected in series with VO (terminal 6)
FIGURE 26. POSITIVE FLOATING REGULATOR CIRCUIT
R5
10kΩ
V+
VC
VI
R2
D1
12V
SK3062
R1
VREF
R3
3kΩ
NON
INV.
INPUT
R4
3kΩ
VO
R6
10kΩ
VZ
TI
2N6211
CURRENT
LIMIT
CURRENT
SENSE
INV.
INPUT
C1
V-
0.001µF
COMP
REGULATED
OUTPUT-100V
Circuit Performance Data:
Line Regulation (∆VI = 20V) 30mV
Load Regulation (∆IL =100mA) 20mV
NOTE: For applications employing the TO-5 Style Package and
where VZ is required, an external 6.2V zener diode should
be connected in series with VO (terminal 6)
FIGURE 27. NEGATIVE FLOATING REGULATOR CIRCUIT
VI
VREF
V+ VC
VO RSCP NOTE 2
REGULATED
OUTPUT 5V
R1
CURRENT
LIMIT
CURRENT
SENSE
NON
R2 INV
INPUT V-
INV.
COMP INPUT R3
C1
0.001µF
2kΩ TI
2N3053
R4
2.kΩ
CCSL
LOGIC
INPUT
Circuit Performance Data:
Line Regulation (∆VI = 3V) 0.5mV
Load Regulation (∆IL = 50mA) 1.5mV
Short Circuit Current 20mA
NOTE: 1. A current limiting transistor may be used for shutdown if
current limiting is not required.
2. Add a diode if VO > 10V.
FIGURE 28. REMOTE SHUTDOWN REGULATOR CIRCUIT
WITH CURRENT LIMITING
V+
VREF
R1
INV
R2 INPUT V-
VC
VO R3
VZ 100Ω
C
CURRENT LIMIT
CURRENT SENSE
NON INV.
COMP INPUT
C1
0.005µF
VI
R4
100Ω
REGULATED
OUTPUT 5V
Circuit Performance Data:
Line Regulation (∆VI = 10V) 0.5mV
Load Regulation (∆IL = 100mA) 1.5mV
NOTE: For applications employing the TO-5 Style Package and
where VZ is required, an external 6.2V zener diode
should be connected in series with VO (terminal 6).
FIGURE 29. SHUNT REGULATOR CIRCUIT
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