lm9073 National Semiconductor Corporation, lm9073 Datasheet - Page 3

• Manufacturer Part Number: lm9073
• Description: Dual High Current Low-dropout System Regulator
• Manufacturer: National Semiconductor Corporation

Symbol
MAIN REGULATOR
V
R
R
V
V
I
PSRR
External Supply Regulator
V
R
R
V
V
I
V
PSRR
Input Current
I
I
IN
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
MSC
ESC
QOFF
Q
Input Voltage
Input Voltage (transient, t≤400mS)
Forced Output Voltages
ON/OFF Input Voltage(Note 6)
ON/OFF Input Current
Keep Alive In, Reset Out, C
Reset Adjust,Watchdog Trigger
In, C Watchdog
The following specifications apply for 6V ≤ v
3.0Ω on each regulator output.
MAIN
MDO
SD
EXT
EDO
SD
ESC
MLOAD
MLINE
ELOAD
ELINE
ON
Main Output
External Supply Output
Output Voltage
Load Regulation
Line Regulation
Dropout Voltage, V
Overvoltage Shutdown Threshold
Output Short Circuit Current
Ripple Rejection
Output Voltage
Load Regulation
Line Regulation
Dropout voltage, V
Overvoltage Shutdown Threshold
Output Short Circuit Current
Output Short Circuit
Ripple Rejection
Quiescent Input Current with
Both Regulators OFF.
No Load Quiescent Current
Additional Input Current with both
Regulators ON
Parameter
DELAY
IN
IN
,
− V
− V
MAIN
EXT
IN
−0.3V to 27V
−0.3V to 16V
−45V to 45V
−0.3V to 7V
−0.3V to 7V
(Note 1)
≤ 19V, t
±
10mA ≤ I
19V ≤ V
5mA ≤ I
V
700mA
I
V
700mA(Note 5)
R
V
V
3mA ≤ I
19V ≤ V
3mA ≤ I
V
I
V
100mA (Note 5)
R
V
V
8V ≤ V
16V ≤ V
8V ≤ V
V
I
800mA
LOAD
LOAD
LTOTAL
20mA
IN
IN
IN
RIPPLE
IN
IN
IN
RIPPLE
IN
L
L
60V
No effect on other functions
= 1Ω
= 1Ω
CASE
= 16V, 10mA ≤ I
= 9V, 50Hz ≤ freq ≤ 20kHZ,
= 16V, 3mA ≤ I
= 9V, 50Hz ≤ freq ≤ 20kHZ,
≥ 8V, I
>
>
= 700mA, 8V ≤ V
= 100mA, 8V ≤ V
5.5V, 10mA ≤ I
5.5V, 3mA ≤ I
IN
IN
LOAD
LOAD
LOAD
= 700mA + 100mA =
IN
IN
IN
= 4V
= 4V
= 25˚C unless otherwise specified. C
LOAD
≤ 16V
≤ 19V, I
≤ V
≤ V
≤ 42V
LTOTAL
Conditions
3
PP
≤ 700mA
≤ 100mA
≤ 100mA
P−P
SD
SD
≤ 700mA
Operating Ratings
Junction Temperature
Storage Temperature
ESD Susceptibility(Note 2)
Lead temperature (Soldering, 10
Sec)
Input Voltage Range
Ambient Temperature Range
Thermal Resistance
θ
θ
,
JC
JA
L
= I
= 0mA
LOAD
LOAD
LOAD
MAIN
LOAD
IN
IN
≤ 100mA
≤
+ I
≤
≤ 16V
≤ 16V
≤
LEXT
−0.3
Min
4.9
4.8
4.9
4.8
30
40
30
40
(Note 1)
LM9073
OUT
≥ 6µF with 0.3Ω ≤ ESR ≤
2000
Max
250
100
5.1
5.2
5.1
5.2
0.8
1.2
25
25
36
25
25
36
27
10
15
1
−40˚C to 125˚C
−65˚C to 150˚C
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6V to 27V
X I
43˚C/W
4˚C/W
2000V
Units
150˚C
265˚C
LTOTAL
mV
mV
mA
mV
mV
mA
mA
mA
dB
dB
µA
V
V
V
V
V
V
V
V
V