RT9146_13 Datasheet, PDF (6/12 Pages) Richtek Technology Corporation – Rail-to-Rail Operational Amplifier

RT9146/7
Typical Operating Characteristics
Supply Current vs. Supply Voltage
5
4
3
2
Unity Gain, VIN+ = VS+ / 2,
VS+ = 6V to 20V, VS− = 0V
1
6
8
10
12
14
16
18
20
Supply Voltage (V)
Input Offset Voltage vs. Supply Voltage
0.0
Supply Current vs. Temperature
5
4
3
2
1
0
-50 -25
Unity Gain, VIN+ = 8V,
VS+ = 16V, VS− = 0V
0
25 50 75
Temperature (°C)
100 125
Input Offset Voltage vs. Temperature
1
-0.5
-1.0
-1.5
6
Unity Gain, VIN+ = VS+ / 2,
VS+ = 6V to 20V, VS− = 0V
8
10
12 14
16 18
20
Supply Voltage (V)
Output Voltage Swing vs. Supply Voltage
0.4
Swing Low, VIN+ = 0V,
0.2
VIN− = 3V, ILOAD = −50mA
0.0
-0.2
-0.4
-0.6
6
Swing High, VIN+ = 3V,
VIN− = 0V, ILOAD = 50mA
VS+ = 6V to 20V, VS− = 0V
8
10 12 14 16 18 20
Supply Voltage (V)
Copyright ©2013 Richtek Technology Corporation. All rights reserved.
www.richtek.com
6
0
-1
-2
-3
-50 -25
Unity Gain, VIN+ = 8V,
VS+ = 16V, VS− = 0V
0
25 50 75
Temperature (°C)
100 125
Rail to Rail
VIN+
(4V/Div)
VOUT
(4V/Div)
Unity Gain, VIN+ = 0.5V to 15.5V,
VS+ = 16V, VS− = 0V, f = 10kHz
Time (25μs/Div)
is a registered trademark of Richtek Technology Corporation.
DS9146/7-03 May 2013