MA723 Philipss, MA723 Datasheet - Page 6

• Manufacturer Part Number: MA723
• Description: Precision voltage regulator
• Manufacturer: Philipss

Philips Semiconductors
TYPICAL APPLICATIONS
1994 Aug 31
Precision voltage regulator
I
SHORT CKT
R
R
I
Remote Shutdown Regulator With Current
NOTES:
KNEE
V
2
1
NOTE:
R
V
R
OUT
2
OUT
1
V–
V+
V
V
V–
N.I.
V
V
IN
REF
N.I.
Limiting (V
IN
REF
V
V REF X
R
V
V REF x
OUT
SC
COMP
COMP
SENSE
R
SC
V
V
V
C
R 4
V
R 3
OUT
C
INV
OUT
V
CS
INV
CL
R 1
CS
CL
Z
R 1
1nF
X
1nF
C
C
R 4
1
OUT
R 3
R 2
1
V
SENSE
R 2
2k
R 4
(Continued)
R
R 2
3
= 2 to 7V)
R
R 4
SC
R
Q
R
SC
R
(R 3
3
1
4
R
R 4
SC
Foldback Current Limiting Regulator (V
R 4 )
R
2k
4
Figure 6. Typical Applications (cont.)
REGULATED
OUTPUT
LOGIC INPUT
REGULATED
OUTPUT
6
OUT
R
3
16
14
12
10
High Voltage Regulator (V
NOTES:
R 4
R 3
R
= 2 to 7V)
8
6
4
2
0
SC
0
NOTE:
V
R 3
R3 may be eliminated for minimum component count
OUT
V+
10
V–
V
V
V
N.I.
V
SENSE
IN
REF
SENSE
R 1
OUTPUT CURRENT — mA
I
SC
R 1 R 2
COMP
20
V REF x
V
V
C
(I KNEE – I
R 2
OUT
INV
CS
V
CL
OUT
1
30
C
I
for minimum temperature drift
SHORT
1
R 1
R
R
R
I
R 3
R 4
SC
4
3
SC
R 2
40
100pF
SHORT CKT
= 3.6k
= 500
= 3.4
R 2
R
OUT
SC
; R 3
I
50
KNEE
A723/723C
= 7 to 37V)
Product specification
)
R
60
R
– 1
2
1
R 4
REGULATED
OUTPUT
SL00508