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CA723C データシートの表示(PDF) - Intersil
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コンポーネント説明
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CA723C
Voltage Regulators Adjustable from 2V to 37V at Output Currents Up to 150mA without External Pass Transistors
Intersil
CA723C Datasheet PDF : 9 Pages
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Functional Block Diagram
TEMPERATURE-
COMPENSATED
ZENER
VOLT
REF
AMP
CA723, CA723C
V+
UNREGULATED
FREQUENCY
COMPENSATION
INPUT
INVERTING
INPUT
V
C
V
REF
NON-INVERTING
INPUT
-
ERROR
AMP
+
SERIES PASS
TRANSISTOR
V
O
REGULATED
OUTPUT
V
Z
CURRENT
CURRENT
V-
LIMIT
SENSE
CURRENT
LIMITER
V+
UNREGULATED
INPUT
D1
6.2V
R1
500
Ω
D3
R3
25k
Ω
Q3
R4
1k
Ω
Q7
R5
1k
Ω
Q8
V
C
Q14
R2
15k
Ω
Q4
Q5
Q9
Q11 Q12
R12
15k
Ω
Q15
V
O
Q1
Q6
C1
5pF
R7
30k
Ω
R6
100
Ω
Q10
D2
6.2V
R9
R8
300
Ω
5k
Ω
R10
20k
Ω
D4
Q13
R11
Q16
150
Ω
V
REF
NON-INVERTING V-
INVERTING
INPUT
INPUT
V
Z
FREQUENCY
COMPENSATION
CURRENT
LIMIT
CURRENT
SENSE
FIGURE 1. EQUIVALENT SCHEMATIC DIAGRAM OF THE CA723 AND CA723C
3-4
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