Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage ±22V
Internal Power Dissipation (Note 2) 500 mW
Differential Input Voltage ±5V
Input Voltage (Note 3) ±22V
Storage Temperature Range −65˚C to +150˚C
Lead Temperature
(Soldering, 10 Sec.) 260˚C
Maximum Junction Temperature 150˚C
Operating Temperature Range T
A(MIN)
T
A(MAX)
LM725 −55˚C to +125˚C
LM725A −55˚C to +125˚C
LM725C 0˚C to +70˚C
Electrical Characteristics (Note 4)
Parameter Conditions LM725A LM725 LM725C Units
Min Typ Max Min Typ Max Min Typ Max
Input Offset Voltage T
A
=25˚C, 0.5 0.5 1.0 0.5 2.5 mV
(Without External Trim) R
S
≤10 kΩ
Input Offset Current T
A
=25˚C 2.0 5.0 2.0 20 2.0 35 nA
Input Bias Current T
A
=25˚C 42 80 42 100 42 125 nA
Input Noise Voltage T
A
=25˚C
f
o
=10 Hz 15 15 15 nV/√Hz
f
o
=100 Hz 9.0 9.0 9.0 nV/√Hz
f
o
=1 kHz 8.0 8.0 8.0 nV/√Hz
Input Noise Current T
A
=25˚C
f
o
=10 Hz 1.0 1.0 1.0 pA/√Hz
f
o
=100 Hz 0.3 0.3 0.3 pA/√Hz
f
o
=1 kHz 0.15 0.15 0.15 pA/√Hz
Input Resistance T
A
=25˚C 1.5 1.5 1.5 MΩ
Input Voltage Range T
A
=25˚C ±13.5 ±14 ±13.5 ±14 ±13.5 ±14 V
Large Signal Voltage
Gain T
A
=25˚C,
R
L
≥2kΩ, 1000 3000 1000 3000 250 3000 V/mV
V
OUT
=±10V
Common-Mode T
A
=25˚C, 120 110 120 94 120 dB
Rejection Ratio R
S
≤10 kΩ
Power Supply T
A
=25˚C, 2.0 5.0 2.0 10 2.0 35 µV/V
Rejection Ratio R
S
≤10 kΩ
Output Voltage Swing T
A
=25˚C,
R
L
≥10 kΩ±12.5 ±13.5 ±12 ±13.5 ±12 ±13.5 V
R
L
≥2kΩ±
12.0 ±13.5 ±10 ±13.5 ±10 ±13.5 V
Power Consumption T
A
=25˚C 80 105 80 105 80 150 mW
Input Offset Voltage R
S
≤10 kΩ0.7 1.5 3.5 mV
(Without External Trim)
Average Input Offset R
S
=50Ω
Voltage Drift 2.0 2.0 5.0 2.0 µV/˚C
(Without External Trim)
Average Input Offset R
S
=50Ω
Voltage Drift 0.6 1.0 0.6 0.6 µV/˚C
(With External Trim)
Input Offset Current T
A
=T
MAX
1.2 4.0 1.2 20 1.2 35 nA
T
A
=T
MIN
7.5 18.0 7.5 40 4.0 50 nA
Average Input Offset 35 90 35 150 10 pA/˚C
Current Drift
Input Bias Current T
A
=T
MAX
20 70 20 100 125 nA
T
A
=T
MIN
80 180 80 200 250 nA
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