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OPA2251UA-2K5G4 Datasheet, PDF (6/21 Pages) Texas Instruments – Single-Supply, MicroPOWER OPERATIONAL AMPLIFIERS | |||
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TYPICAL PERFORMANCE CURVES (CONT)
At TA = +25°C, and RL = 100k⦠connected to VS/2 (ground for VS = ±15V), unless otherwise noted.
Curves apply to OPA241 and OPA251 unless specified.
INPUT BIAS CURRENT vs TEMPERATURE
â6
â4
IB
INPUT BIAS CURRENT
vs INPUT COMMON-MODE VOLTAGE
â5
IB
â4
â3
â2
IOS
0
2
â75 â50 â25
0 25 50
Temperature (°C)
75 100 125
â2
â1
0
0
IOS
5
10
15
20
25
30
Common-Mode Voltage (V)
SHORT-CIRCUIT CURRENT vs TEMPERATURE
50
45
VS = ±15V
40
âISC
35
VS = +5V
30
25
VS = +5V
20
15
Single Versions
10
Dual, Quad Versions
VS = ±15V
5
+ISC, VS = +5V, ±15V (all versions)
0
â75 â50 â25
0 25 50
Temperature (°C)
75 100 125
COMMON-MODE REJECTION vs TEMPERATURE
140
VS = ±15V
120
VS = +2.7V, +5V
100
80
60
40
VCM = (Vâ) â0.2V to (V+) â0.8V
20
VCM = (Vâ) â0.1V to (V+) â0.8V
VCM = (Vâ) to (V+) â0.8V
0
â75 â50 â25 0 25 50 75
Temperature (°C)
100 125
OPEN-LOOP GAIN AND POWER
SUPPLY REJECTION vs TEMPERATURE
140
130
RL = 20kâ¦, 100kâ¦
RL = 100kâ¦
120
RL = 10kâ¦
110
AOL, VS = ±15V
AOL, VS = +5V
PSRR
100
â75 â50 â25 0
25 50 75 100 125
Temperature (°C)
(V+)
(V+) â0.1V
(V+) â0.2V
OUTPUT VOLTAGE SWING vs OUTPUT CURRENT
T = +125°C
T = +25°C
T = â55°C
(V+) â0.3V
(Vâ) +0.3V
(Vâ) +0.2V
T = +125°C
(Vâ) +0.1V
T = +25°C, â55°C
(Vâ)
0.1
±1
±10
Output Current (mA)
® OPA241, 2241, 4241
OPA251, 2251, 4251
6
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