LM123 National Semiconductor, LM123 Datasheet - Page 2

• Manufacturer Part Number: LM123
• Description: 3-Amp/ 5-Volt Positive Regulator
• Manufacturer: National Semiconductor

www.national.com
Output Voltage
Line Regulation (Note 4)
Load Regulation (Note 4)
Quiescent Current
Output Noise Voltage
Short Circuit Current Limit
Long Term Stability
Thermal Resistance Junction
to Case (Note 3)
Output Voltage
Line Regulation (Note 4)
Load Regulation (Note 4)
Quiescent Current
Output Noise Voltage
Short Circuit Current Limit
Long Term Stability
Thermal Resistance Junction
to Case (Note 3)
LM123 Electrical Characteristics
LM323A/LM323 Electrical Characteristics
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 5)
Input Voltage
Power Dissipation
Parameter
Parameter
T
V
7.5V
0A
T
7.5V
T
0A
7.5V
0A
T
10 Hz
T
V
V
j
j
j
j
j
IN
IN
IN
= 25˚C
= 25˚C
= 25˚C, V
= 25˚C
= 25˚C
= 7.5V, I
= 15V
= 7.5V
T
V
7.5V
0A
T
7.5V
T
0A
7.5V
0A
T
10 Hz
T
V
V
I
I
I
OUT
OUT
OUT
j
j
j
j
j
IN
IN
IN
V
V
V
Conditions
= 25˚C
= 25˚C
= 25˚C, V
= 25˚C
= 25˚C
IN
IN
IN
f
= 7.5V, I
= 15V
= 7.5V
Internally Limited
I
I
I
OUT
OUT
OUT
100 kHz
3A, P
IN
3A
3A
V
V
V
OUT
15V
15V
15V,
(Note 1)
IN
IN
IN
f
= 7.5V,
Conditions
100 kHz
= 0A
IN
3A, P
3A
3A
OUT
15V
15V
15V,
= 7.5V,
30W
(Note 2)
20V
= 0A
30W
2
4.95
4.85
Min
Storage Temperature Range
Lead Temperature (Soldering, 10 sec.)
ESD Tolerance (Note 5)
Operating Junction Temperature Range
LM123
LM323A
LM323
(Note 2)
LM323A
Typ
25
12
40
5
5
3
4
2
Min
4.7
4.6
Max
5.05
5.15
4.5
10
50
20
35
6
LM123
Typ
25
12
40
5
5
3
4
2
4.75
Min
4.8
LM323
Typ
25
12
40
5
5
3
4
2
Max
100
5.3
5.4
4.5
25
20
35
5
−55˚C to +150˚C
−40˚C to +125˚C
−65˚C to +150˚C
Max
5.25
100
5.2
4.5
25
20
35
0˚C to +125˚C
5
µVrms
Units
˚C/W
mV
mV
mA
mV
2000V
V
V
A
A
µVrms
300˚C
Units
˚C/W
mV
mV
mA
mV
V
V
A
A