LM124 STMicroelectronics, LM124 Datasheet - Page 7

• Manufacturer Part Number: LM124
• Description: Low power, low input bias current
• Manufacturer: STMicroelectronics

Specifications of LM124

• Wide Gain Bandwidth: 1.3 MHz
• Large Voltage Gain: 100 dB
• Very Low Supply Current Per Amplifier: 375 μA
• Low Input Bias Current: 20 nA
• Low Input Offset Voltage: 5 mV max.
• Low Input Offset Current: 2 nA
• Single Supply: +3 V to +30 V
• Dual Supplies: ±1.5 V to ±15 V

LM124, LM224, LM324
Figure 9.
Figure 11. Voltage follower pulse response
Figure 13. Voltage follower pulse response
140
100
120
80
20
60
40
0
4
3
2
0
2
0
500
3
1
450
350
300
250
Open loop frequency response
1
(small signal)
400
1.0
VCC+ = +10 to +15 V &
-55°C
0
10 100 1.0k 10k 100k 1.0M 10M
1
10
Tamb
e
e
I
I
Frequency (Hz)
2
VCC+/2
Output
0.1 uF
Time (μS)
+125°C
3
Time (μS)
VCC+ = +30 V &
-55°C
20
4
Input
RL
10 MΩ
VCC+ = +15 V
Tamb
Tamb = +25°C
VCC+ = +30 V
5
50 pF
e
30
VCC+
O
2 kΩ
6
+125°C
e
7
O
40
Doc ID 2156 Rev 7
8
Figure 10. Large signal frequency response
Figure 12. Output characteristics (current
Figure 14. Output characteristics (current
0.01
10
0.1
5
4
3
2
1
8
7
6
0.001 0.01
1
0.001
sinking)
sourcing)
20
15
10
0
5
1k
VCC+/2
Output source current (mA)
0.01
Independent of VCC+
Output sink current (mA)
Tamb = +25°C
e
VCC+ = +5 V
VCC+ = +15 V
VCC+ = +30 V
I
10k
0.1
0.1
Frequency (Hz)
Electrical characteristics
VCC+/2
1 kΩ
+7 V
VCC+
I
O
Tamb = +25°C
1
V
1
O
100k
100 kΩ
10
VCC+
10
+15 V
2 kΩ
V
O
100
I
100
O
e
O
1M
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