SBOS075A September   2000  – June 2024 OPA2241 , OPA2251 , OPA241 , OPA251 , OPA4241 , OPA4251

PRODUCTION DATA  

  1.   1
  2. 1Features
  3. 2Applications
  4. 3Description
  5. 4Pin Configuration and Functions
  6. 5Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Recommended Operating Conditions
    3. 5.3 Thermal Information for OPA241 and OPA251
    4. 5.4 Thermal Information for OPA2241 and OPA2251
    5. 5.5 Thermal Information for OPA4241 and OPA4251
    6. 5.6 Electrical Characteristics for VS = 2.7V to 5V
    7. 5.7 Electrical Characteristics for VS = ±15V
    8. 5.8 Typical Characteristics
  7. 6Application and Implementation
    1. 6.1 Applications Information
      1. 6.1.1 Operating Voltage
      2. 6.1.2 Offset Voltage Trim
      3. 6.1.3 Capacitive Load and Stability
  8. 7Device and Documentation Support
    1. 7.1 Receiving Notification of Documentation Updates
    2. 7.2 Support Resources
    3. 7.3 Trademarks
    4. 7.4 Electrostatic Discharge Caution
    5. 7.5 Glossary
  9. 8Revision History
  10. 9Mechanical, Packaging, and Orderable Information

5.6 Electrical Characteristics for VS = 2.7V to 5V

at TA = 25°C, VCM = VOUT = midsupply, and RL = 100kΩ connected to VS / 2 (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OFFSET VOLTAGE
VOS Input offset voltage OPAx241 ±50 ±250 μV
TA = –40°C to +85°C ±100 ±400
OPAx251  ±100
TA = –40°C to +85°C ±130
dVOS/dT Input offset voltage drift TA = –40°C to +85°C OPAx241 ±0.4 μV/°C
OPAx251 ±0.6
PSRR Power supply rejection ratio VS = 2.7V to 36V ±3 ±30 μV/V
TA = –40°C to +85°C ±30
Channel separation, (dual, quad) 0.3 μV/V
INPUT BIAS CURRENT
IB Input bias current(1) –4 –20 nA
TA = –40°C to +85°C –25
IOS Input offset current ±0.1 ±2 nA
TA = –40°C to +85°C ±2
NOISE
Input voltage noise f = 0.1Hz to 10Hz    1.7 μVPP
en Input voltage noise density f = 1kHz    65   nV/√Hz
in Input current noise density f = 1kHz   40   fA/√Hz
INPUT VOLTAGE
VCM Common-mode voltage –0.2 (V+) – 0.8 V
CMRR Common-mode rejection ratio –0.2V < VCM < (V+) – 0.8V 80 106 dB
0V < VCM < (V+) – 0.8V, TA = –40°C to +85°C 80
INPUT IMPEDANCE
ZIN Input impedance  Differential 10 || 3.75 MΩ || pF
Common-mode 1 || 4 GΩ || pF
OPEN-LOOP GAIN
AOL Open-loop voltage gain (V–) + 100mV < VO < (V+) – 100mV 100 120 dB
TA = –40°C to +125°C 100
(V–) + 200mV < VO < (V+) – 200mV,
RL = 10kΩ		 100 120
TA = –40°C to +125°C 100
FREQUENCY RESPONSE
GBW Gain-bandwidth product 35 kHz
SR Slew rate VS = 5V, G = 1V/V 0.01 V/μs
Overload recovery time VS = VIN × G  80 μs
OUTPUT
Voltage output swing from rail(2) AOL > 70dB 50 mV
AOL > 100dB 75 100
TA = –40°C to +85°C 100
AOL > 100dB, RL = 10kΩ, 100 200
TA = –40°C to +85°C 200
ISC Short-circuit current Source, VS = 5V Single 4 mA
Dual and Quad 4
Sink, VS = 5V  Single –24
Dual and Quad –24
CLOAD Capacitive load drive See Typical Characteristics
POWER SUPPLY
IQ Quiescent current per amplifier IO = 0mA ±25 ±30 μA
TA = –40°C to +85°C ±36
(1) The negative sign indicates input bias current flows out of the input terminals.
(2) Output voltage swings are measured between the output and power supply rails.