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MA723CD Datasheet(PDF) 6 Page - NXP Semiconductors

Part # MA723CD
Description  Precision voltage regulator
PDF  6 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

MA723CD Datasheet(HTML) 6 Page - NXP Semiconductors

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Philips Semiconductors
Product specification
µA723/723C
Precision voltage regulator
1994 Aug 31
6
TYPICAL APPLICATIONS (Continued)
I
KNEE +
V
OUT
R
3
R
SC
R
4
)
V
SENSE
(R
3 )
R
4
)
R
SC
R
4
V
OUT +
V
REF
X
R
1 )
R
2
R
4
I
SHORT CKT +
V
SENSE
R
SC
X
R
3 )
R
4
R
4
R
4
R
3
+
V
OUT
I
SC
V
SENSE
(I
KNEE
– I
SHORT CKT
)
– 1
R
SC +
V
SENSE
I
SC
1
)
R
3
R
4
NOTES:
NOTES:
NOTE:
V
OUT +
V
REF
x
R
2
R
1 )
R
2
V
OUT +
V
REF
x
R
2
R
1 )
R
2
; R
3 +
R
4
R
3 +
R
1
R
2
R
1 )
R
2
for minimum temperature drift
NOTE:
R3 may be eliminated for minimum component count
Remote Shutdown Regulator With Current
Limiting (VOUT = 2 to 7V)
High Voltage Regulator (VOUT = 7 to 37V)
Foldback Current Limiting Regulator (VOUT = 2 to 7V)
R2
R4
COMP
V–
1nF
C1
R1
RSC
VC
V+
VIN
VREF VOUT
CL
CS
INV
N.I.
Q1
R3
2k
Ω
2k
Ω
LOGIC INPUT
REGULATED
OUTPUT
VREF VOUT
CL
CS
INV
N.I.
V–
V+
VIN
VC
R3
COMP
REGULATED
OUTPUT
R2
R1
100pF
C1
RSC
R2
COMP
V–
R1
VC
VIN
VREF
VOUT
CL
CS
INV
N.I.
RSC
REGULATED
OUTPUT
1nF
C1
R4
R3
VZ
16
0
OUTPUT CURRENT — mA
R3 = 500Ω
RSC = 3.4Ω
R4 = 3.6kΩ
14
12
10
8
6
4
2
0
ISHORT
10
20
30
40
50
60
IKNEE
SL00508
Figure 6. Typical Applications (cont.)



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