CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
θ
JA
is measured with the component mounted on an evaluation PC board in free air.
DC Electrical Specifications
T
A
= 25
o
C, V+ = V
C
= V
I
= 12V, V- = 0, V
O
= 5V, I
L
= 1mA, C
1
= 100pF, C
REF
= 0, R
SCP
= 0,
Unless Otherwise Specified. Divider impedance R
1
R
2
÷
R
1
+ R
2
at noninverting input,
Terminal 5 = 10kΩ. (Figure 20)
CA723
CA723C
MAX
MIN
TYP
MAX
UNITS
PARAMETER
DC CHARACTERISTICS
Quiescent Regulator Current, I
Q
Input Voltage Range, V
I
Output Voltage Range, V
O
Differential Input-Output Voltage, V
I
- V
O
Reference Voltage, V
REF
Line Regulation (Note 2)
TEST CONDITION
MIN
TYP
I
L
= 0, V
I
= 30V
-
9.5
2
3
6.95
2.3
-
-
-
7.15
0.02
0.01
-
-
0.03
-
-
0.002
-
74
86
65
3.5
40
37
38
7.35
0.2
0.1
0.3
-
0.15
0.6
-
0.015
-
-
-
-
-
9.5
2
3
6.8
-
-
-
-
-
-
-
-
-
-
-
-
2.3
-
-
-
7.15
0.1
0.01
-
-
0.03
-
-
-
0.003
74
86
65
4
40
37
38
7.5
0.5
0.1
-
0.3
0.2
-
0.6
-
0.015
-
-
-
mA
V
V
V
V
% V
O
% V
O
% V
O
% V
O
% V
O
% V
O
% V
O
%/
o
C
%/
o
C
dB
dB
mA
V
I
= 12V to 40V
V
I
= 12V to 15V
V
I
= 12V to 15V,
T
A
= -55
o
C to 125
o
C
V
I
= 12V to 15V,
T
A
= 0
o
C to 70
o
C
-
-
-
-
-
-
-
-
-
-
-
-
Load Regulation (Note 2)
I
L
= 1mA to 50mA
I
L
= 1mA to 50mA,
T
A
= -55
o
C to 125
o
C
I
L
= 1mA to 50mA,
T
A
= 0
o
C to 70
o
C
Output-Voltage Temperature Coefficient,
∆V
O
Ripple Rejection (Note 3)
T
A
= -55
o
C to 125
o
C
T
A
= 0
o
C to 70
o
C
f = 50Hz to 10kHz
f = 50Hz to 10kHz,
C
REF
= 5µF
Short Circuit Limiting Current, I
LIM
R
SCP
= 10Ω, V
O
= 0
3-5
CA723, CA723C
DC Electrical Specifications
T
A
= 25
o
C, V+ = V
C
= V
I
= 12V, V- = 0, V
O
= 5V, I
L
= 1mA, C
1
= 100pF, C
REF
= 0, R
SCP
= 0,
Unless Otherwise Specified. Divider impedance R
1
R
2
÷
R
1
+ R
2
at noninverting input,
Terminal 5 = 10kΩ. (Figure 20)
(Continued)
CA723
PARAMETER
TEST CONDITION
MIN
-
-
TYP
-20
2.5
MAX
-
-
MIN
-
-
CA723C
TYP
20
2.5
MAX
-
-
UNITS
µV
µV
Equivalent Noise RMS Output Voltage, V
N
BW = 100Hz to 10kHz,
(Note 3)
C
REF
= 0
BW = 100Hz to 10kHz,
C
REF
= 5µF
NOTES:
2. Line and load regulation specifications are given for condition of a constant chip temperature. For high dissipation condition, temperature drifts
must be separately taken into account.
3. For C
REF
(See Figure 20)
Typical Performance Curves (CA723)
MAX JUNCTION TEMP (T
J
) = 150
o
C
THERMAL RESISTANCE = 150
o
C/W
QUIESCENT DISSIPATION (PQ) = 60mW
(NO HEAT SINK)
OUTPUT VOLTAGE (V
O
) = 5V
INPUT VOLTAGE (V
I
) = 12V
SHORT CIRCUIT PROTECTION
RESISTANCE (R
SCP
) = 0
MAXIMUM LOAD CURRENT (mA)
150
0.05
LOAD REGULATION (V
O
)
0
AMBIENT TEMPERATURE
(T
A
) = 25
o
C
-0.05
-55
o
C
-0.1
125
o
C
-0.15
100
AMBIENT TEMPERATURE (T
A
) = 25
o
C
50
125
o
C
0
0
10
20
30
40
DIFFERENTIAL INPUT - OUTPUT VOLTAGE (V)
-0.2
0
20
40
60
80
OUTPUT CURRENT (mA)
100
FIGURE 2. MAX LOAD CURRENT vs DIFFERENTIAL INPUT-
OUTPUT VOLTAGE
0.05
FIGURE 3. LOAD REGULATION WITHOUT CURRENT LIMITING
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